Yamaha RX-485/RDS Schematic

STEREO RECEIVER

RX-485/

RX-485RDS

SERVICE

MANUAL

IMPORTANT NOTICE

This manual has been provided for the useofauthorized YAMAHA Retailers and their selVice personnel.

It

has been assumed that basic selVice procedures inherent to the industry, and more specifically YAMAHA

Products, are already known and understood by the users, and have therefore not been restated.

WARNING:

IMPORTANT:

The data provided
engineering, and selVice depanments
Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation to
retrofit. Should any discrepancy appear

WARNING:

IMPORTANT:

Failure to follow appropriate selVice and safety procedures when selVicing this product
may result in personal injury, destruction
product to perform as specified. For these reasons, we advise all YAMAHA product owners
that any selVice required should be perfonned
appointed selVice representative.

The presentation or saleofthis manual to any individual or firm does not constitute
authorization, cenification or recognition
establish a principle-agent relationship

is

believed tobeaccurate and applicable to the unites) indicated on the cover. The reseach,

Static discharges can destroy expensive components. Discharge any static electricity your
body may have accumulated by grounding yourself
gauge black wires connect
Tum the unit OFF during disassembly and
apply power

of

YAMAHA are continually striving to improve YAMAHA products.

to

exist, please contact the distributor's SelVice Division.

to

this buss).

to

the unit.

of

expensive components, and failureofthe

by

an authorized YAMAHA Retailer or the

of

any applicable technical capabilities, or

of

any form.

to

the ground buss in the unit (heavy

pan

replacement. Recheck all work before you

•

CONTENTS

TO SERVICE PERSONNEL 1
FRONT PANELS 1 2
REAR PANELS 2 3
SPECIFICATIONS 4 5
INTERNAL VIEW 5
DISASSEMBLY PROCEDURES 6
AMP ADJUSTMENTS 6
TEST MODE 7
TUNER ADJUSTMENTS 8
RX-485 BLOCK DIAGRAM 12 13
RX-485RDS BLOCK DIAGRAM 14 15

11

RX-485
RX-485RDS
RX·485 DISPLAY DATA
RX·485RDS DISPLAY DATA
FRONT END PACK
TEST POINT WAVEFORMS
PRINTED CIRCUIT BOARD
SCHEMATIC DIAGRAM
PARTS LIST
REMOTE CONTROL TRANSMITTER

~-COM

~-COM

DATA

2.95K-223

DATA

YAMAHA

YAMAHA

P.O.Box1,Hamamatsu,Japan

IQl

®

PrintedinJapan

16-17
18-19

20
21
22

23
24-33
34-39
40-48

49

CORPORATION

'94.4

RX-485/RX-485RDS

•

TO

SERVICE

1.

Critical Components Information.
Components having special characteristics
mustbereplaced with parts having specifications equal
those originally installed.

2.

Leakage Current Measurement (For 120V Models Only).
When service
that

all

from supply circuits.

• Meter impedance should
by

0.15J.lF.

• Leakage current must not exceed 0.5mA.
Be

sure to test for leakage with theACpluginboth

•
polarities.

has

exposed conductive surfaces are properly insulated

PERSONNEL

are

marked

been completed. itisimperativetoverify

be

equivalent to 1500

ohm

and

shunted

AC

to

WALL
OUTLET

@]~

EQUIPMENT TESTER
UNDER

TEST EQUIVALENT

I~~

INSULATING
TABLE

LEAKAGE

OR

I

WARNING: CHEMICAL CONTENT NOTICEI

The solder usedinthe production of this product contains LEAD.Inaddition, other electrical/electronic and/or
plastic (where applicable) components may also contain traces of chemicals found by the California Health and
Welfare Agency (and possibly other entities)

DO

NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC

ANY REASON WHAT SO EVER!
Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or

expose eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands

before handling food.

to

cause cancer and/or birth defects or other reproductive harm.

OR

PLASTIC COMPONENTSINYOUR MOUTH FOR

•

FRONT

~

RX·485

~

RX·485RDS

PANELS

nl

l

o

r

nl

I

o

i 8

.83

I

78

•••••'•••

83

S

BEl.:

;;';l1lI

.:;;4!

"""""""

.......

I I 1 I

--~--

,

AUK

~

I I I 1

CD

I

"""""""

....

I I I I

--~--

'WI'

AUK

~

CD

I I I I

I

• 0 • • 0 • • 0 • • I

. .

,

. . .

0

- • •

0'

-.

C'

• +~• • •

~

........a

....-

V

o

r

-:-

0

a •

··

. .

,.

I

0

I

1

I

I

l

~

RX-485/RX-485RDS

'OiCiIo 0

--_

.....

~

~_c::

,;;.::

0000

DODD

000

aOD

ODD

"='

......

Do

1IlIl1I'M

\

o

RX-485/RX-485RDS

==-

Ci

Ci

0

~

•

REAR

~

RX-485 U model

~ RX-485 C model

PANELS

""

+8-

-Q+

@

........

-

r

2

RX-485/RX-485RDS

'Y

RX-485 R model

'Y

RX-485 A model

+8-

-G+

A

~

@

-@

0

@

~

~

~

8

Ami.:.....,.....

A+.:

...........

~ ~

~ ~

A

@

cU°

o~

'Y

RX485RDS G model

3

•

SPECIFICATIONS

•

AUDIO

Minimum

8 ohms, 20Hz to 20kHz, 0.04%
6 ohms, 20Hz

Dynamic

8/6/4/2 ohms 95/115/1351150W

DIN Standard

4 ohms, 1kHz, 0.7%

IEC Power

1kHz, 0.04% THO, 8 ohms 75W

Power BandWidth

8 ohms, 32.5W, 0.08%

Damping Factor

8 ohms, 20Hz

Maximum Power (EIAJ)

8 ohms, 1kHz, 10%THO 95W

Input

PHONO

CO

Maximum

PHONO

Output

REC OUT 150mV/600 ohms

Headphone

0.04% THO, RL=8 ohms 0.46V/390 ohms

Frequency Response (20Hz

CO

RIAA Equalization Deviation (20Hz

PHONO

Total Harmonic

PHONO
CD etc to SP OUT (32.5W/8 ohms) 0.02%

Signal-to-Noise Ratio (IHF-A Network)

PHONO
CD etc (Shorted) 105dB

Residual Noise (IHF-A Network)

Channel Separation

PHONO
CD

Tone

BASS : Boost/cut ±10dB (50Hz)

TREBLE : Boost/cut

Continuous

SECTION

RMS

Output

Power per Channel

THO

to

U,C,R models 70W

Power per Channel (IHF)

(G

Sensitivity/Impedance

MM

etc 150mV/47k-ohms

Input

MM

Level/Impedance

etc 0±0.5dB

MM

MMtoREC

MM

MM

etc (input

Control

20kHz, 0.06%

Output

Power per Channel(Gmodel only)

THO

model only)

THO

to

20kHz

(R

Signal Level(1kHz, 0.04%

Jack

Rated Output/Impedance

Distortion

OUT (3V) 0.02%

(5mV Input Shorted) 82dB

(1

kHz,Vol. -30dB)

(Input Shorted) 60dB

5.1

k-ohms Terminated) 60dB

Characteristics

Turnover Frequency 350Hz

Turnover Frequency 3.5kHz

Loudness

Control

THO

model only)

to

20kHz)

to

20kHz)

(20Hzto20kHz)

(Level related equalization)

1

OHzto50kHz

80

2.5mV/47k-ohms

THO)

±1

OdB

-30dB(1kHz)

65W

85W

or more

90mV

0±0.5dB

100IlV

(20kHz)

RX-485/RX-485RDS

•

FM

SECTIONTunlng

Tuning Range

U,

C models 87.5to107.9MHz

A,

G models 87.5to108.0MHz

R model 87.5

SOdB

Quieting

Except G model
Mono
Stereo

Usable Sensitivity (75 ohms)

(30dB

Except G model 0.8IlV (9.3dBf)
DIN,
OIN,

Image Response Ratio

ExceptG

G model 80dB

IF Response Ratio 80dB
Spurious
AM Suppression Ratio 55dB
Capture Ratio 1

Alternate Channel Selectivity

Except G model 85dB

Selectivity (two signals, 40kHz Dev.)

G model 70dB

Signal-to-Noise Ratio

(IHF) Mono/Stereo

ExceptG

(DIN-weighted, 40kHz

G model 74/69dB

Harmonic Distortion

Mono/Stereo

Except G model 0.1/0.2%

Mono/Stereo (40kHz Dev.)

G model 0.1/0.2%

Frequency Response

20Hz

Stereo Separation

Except G model 50dB
G model (40kHz Dev.) 50dB

AM

SECTION

•
Tuning Range

U,
A,
R model 530 to 1,710/531to1,611

Usable Sensitivity 100IlV/m
Selectivity 32dB
Signal-to-Noise Ratio 50dB
Image Response Ratio 40dB
Spurious Response Ratio 50dB
Harmonic Distortion (400Hz) 0.3%

Sensitivity

SIN

Quieting, 1kHz, 100% mod.)

Mono (S/N 26dB) G model 0.9IlV
Stereo (S/N 46dB) G model

mod~

Response Ratio

mod~

to

15kHz 0 ± 1.5dB

C models 530to1,710kHz
G models

(1

(1

kHz)

kHz)

Range

(IHF,75ohms)

Oev.)

Mono/Stereo

to

107.9/87.5to108.0MHz

1.551lV(15.1

211lV

(37.7dBf)

80/75dB

531to1,611

dBf)

241lV

45dB

70dB

.5dB

kHz
kHz

AUDIO SECTION
Output Level/Impedance

FM

(100% mod., 1kHz)

Except G model 500mV/2.2k-ohms

G model (40kHz

AM

(30% mod., 400Hz)
Except G model 150mV/2.2k-ohms
G model 150mV/2.2k-ohms

Oev.)

400mV/2.2k-ohms

4

RX-486/RX-485RDS

• GENERAL

Power

Supply

U,

C models
A model :
G model
R model

Power

Consumption
R,A,Bmodels 135W
C model 250VA, 205W
U model 155W

AC Outlets

U,C,R,

A model Switched x 1 100W max

Dimensions (W x H x

Weight 7.0
Accessories

..

Specifications subjecttochange without notice.

U USA
C Canadian

A

G models Switched x 2 100W max

D)

.........•.............

model

Australian

model

model

AC110/120/220/240V, 60/50Hz

(17-1/8" x 4-15/16" x 11-3/4")

Remote Control Transmitter x 1

Battery (size "AA", "R06") x 2

G European

R •....... General

AC

120V, 60Hz

AC

240V, 50Hz

AC

230V, 50Hz

.435 x 126 x 299mm

kg

(151bs 6 oz.)

AM

loop antenna x 1

FM

Indoor

antenna x 1

model

model

• DIMENSIONS

coCo

...........

!:!!

•

INTERNAL

VIEW

o

•

•

o

•

•

•

P.C.B.
P.C.B.

P.C.B.
P.C.B.

P.C.B.
P.C.B.
P.C.B.

MAIN

(2)

MAIN

(1)

INPUT
TUNER

MAIN

(3)
OPERATION
OPERATION

(2)
(3)

Units:

mm (Inch)

5

•

DISASSEMBLY

(Remove parts in the order as numbered.)

1.

RemovalofTop Cover

Remove 4 screws

2.

RemovalofFront Panel

a.

Remove 5 knobs.

b. Remove 6 screws

Top Cover

(Q))

(Q))

PROCEDURES

and 3 screws

in Fig.

1.

:,,----

-:=-~

-----.-

=-~~~

>~

(CV)

in Fig.

CV

-~

?i

-------~Q)

RX-486/RX-485RDS

3.

RemovalofRear

1.

Remove 15 screws

* The

P.

C. B. MAIN, INPUT, &

removed

in

Panel

(®)

this state.

in

Fig.

2.
TUNER

can be

Fig. 2

Fig. 1

•

AMP

ADJUSTMENTS

• ConfirmationofInling current.

After Power is turned on.
Confirm that the voltages across R137 (L ch), R138

(R ch) are between 0.1-3mV.
If they exceeds

and R132

0.1-3mV.

0.1mV- 3mV

R137,

3.1

mV, open (cut off)

(R

ch), and reconfirm voltage is between

(DC)

R131

138

R132

R131

____

Cut

(L ch)

• Checking and Parts ReplacementofP.C.B. MAIN

a.

Disconnect the power cord from the AC outlet.
b. Remove 3 screws fixing the Speaker terminal and Heat Sink.
c.

Remove 4 screws fixing the Main Unit.
d. Detach 1 connector terminal (CB104)
e.

Place the Main Unit on its side as showninFig.
f.

Operating checks can be taken by shorting between follow-

in

Fig.

ing test points

A.

in

Fig.

A.

B.

(1)

:

,

••••••

FRONT

p.e.B. MAIN

Fig. A

(1)

Short Point

TP101
TP1

03

TP105

~

TP102

~

TP104

~

TP106

Fig. B

6

RX-485/RX-485RDS

•

TEST

MODE

CAUTION:

Before setting to the TEST mode, write down the existing preset memory content of the Tunerina table
shown below. (Thisisbecause settingtothe TEST mode will cause the memory content tobeas factory set,

all

i.e.,

the preset memorybythe user willbeerased.)

Preset group

A

B

C

0

E

P1

P2

RX-485

Howtostart

Turn the POWER switchONwhile pressing the PHONO,
AlBICIDIE keys simultaneously, and the unit enters the
TEST mode for the display check. (All display segments
light immediately)

by

After that, the DISPLAY mode switches
PHONO, CD, TUNER, AUX

Contentofthe

PHONO key : ALL LIGHTS
CD

key : LIGHTS OFF mode

TUNER key : 7-segment (figure) display mode

TEST

mode

(A

number "8" appearsinthe display.

Others remain OFF.)

key.

key

ON

mode

means of

P3

P4 P5

P6

P7

P8

I RX-485RDS I

Howtostart

Turn

the
UP,
ters
segments light immediately) At the same time, the fac­tory preset memory
After that, the DISPLAY mode switches by means of
PHONO,

Content

PHONO
CD

TUNER

POWER switch
PRESETUPkeys simultaneously, and the unit en­the

TEST mode for the display check. (All display

CD,

TUNER, AUX

of

the TEST mode key

key

key

: ALL LIGHTS
: LIGHTS OFF mode

key

: All digit of 7-segment (figure) display

mode. (Other remain OFF.)

ON

while pressing the TUNING

is

also restored.

key.

ON

mode

as

B

P~l

Modetodisplay only 1 digit of 7
segments (figures)
(Others remain OFF.)

AUX key

to

How

Normal operation
turned OFF or the AUX key pressed. At the same time,
the factory preset memory

• Factory preset memory content

Preset

group

A/C/E

BID

Preset

group

A/C/E

BID

For all the above, AUTO TUNING and AUTO STEREO are
selected as the TUNING mode.

: The modeisswitchedtothe NORMAL

mode and the TEST mode

cancel

is

P1

87.5MHz

630kHz

P5

107.9MHz
(U, C)

108MHz

A)

(R,

1710kHz

(U,

C)

1611

kHz

A)

(R,

'

t

is

cancelled.

restored when the POWER switch

is

also restored.

P2

90.1MHz 95.1MHz

1080kHz 1440kHz

P6

88.1MHz 106.1MHz

900kHz 1350kHz

P3 P4

98.1MHz
530kHz

(U,

531kHz

(R,

P7

P8

107.9MHz
(U,

108MHz

(R,

1400kHz

(U,

1404kHz

(R,A)

C)
A)

C)
A)

C)

BB

AUX

key

to

How

Normal operation
turned OFF or the AUX key pressed. At the same time,
the factory preset memory

• Factory preset memory content

is

Preset group

AlC/D

B/E

Preset group

AlC/D

B/E

: The modeisswitched to the NORMAL

cancel

87.50MHz

108.00MHz

BBBBBBBB

and

mode

is

P1

630kHz

P5

1611kHz

the TEST modeiscancelled.

restored when the POWER switch

is

also restored.

P2

95.10MHz
1080kHz 1440kHz 531kHz

P6

88.10MHz 106.10MHz

900kHz 1350kHz 1404kHz

P3

98.10MHz

P7 P8

is

P4

101.50MHz

108.00MHz

7

•

TUNER

RX-486/RX-485RDS

ADJUSTMENTS

• Measuring Instruments

FM

signal generator

Stereo signal generator (SSG)

AM

signal generator (AM
Distortion meter (DIST.
AC voltmeter (ACVM)
DC

voltmeter (DCVM)
Oscilloscope
Low

pass filter (YLF-15, fc:15kHz)

Oscillator

(FM

M)

SG)

SG)

• Dummy antenna

FM

r------------------·

I I

:

FM

SG

(SOO)

I I
I I

I I

I

E2

(dB) =E1(dB) -6 (dB)

FM

r------------------·

I I

I I

E1

I I

FMSG

(7S0)

I I

I I
I I

I.

E2 (dB) =E1(dB)

AM

r------------------·

I I

~-__O_--+--.JW\r____o_-+_

AMSG

(SOO)

L......+---O--

:

I I

I I

I I

I

dummy

100

dummy

dummy

antenna

4S0:

------------~

antenna

antenna

10KO:

.........

-----O--~

------------~

.1

E2

E2

o

RECEIVER

(7S0)

RECEIVER

(7S0)

....

AM

ANT

....

GND

• Test point

P.C.B. TUNER

RX-485RDS ONLY

r----------------------

> IC5 I

> IC4 I

ITP~

RDS SENSITIVITYADJ.

VR3

~

SIGNAL METER ADJ.

>

VR2

~

~

~

SEPARATION ADJ.

~

T2

10

PK1

DISCRIMINATOR
BALANCE ADJ. MONAURAL
(FRONT) DISTORTION ADJ.

(ANTENNA)

T1

01

PK2

FRONT END

AMANT
GND

FMANT

FRONT

~::(///I

8

I

RX-486/RX-486RDS

FM

Adjustment

• Before Adjustment

1)

For

dB,1Jl

Example:

2)

100%

V=OdBJl

60dBJl=1 mV

modulation

applies.

means

that

the

frequency

deviation

75kHz.

• Connection diagram (Measuring Instruments)

1)

Discriminator balance adjustment

TP1

DCVM

TP2

FM

SG

FM

dummy
antenna

FM

ANT
GND

P.C.B.

TUNER

3) Install

4)

is

the

Set

each

specified.

Matching

switchatthe

Transformer

following

and

position

connect

unless

FM

SG.

otherwise

INPUT SELECTOR TUNER
TUNING MODE AUTO

3)

Stereo distortion adjustment/separation adjustment

...----

~~mmy

antenna

FM

ANTP.C.

GND

TUNER

L.-_......l

L

B.

R

REC

OUT

2)

Monaural distortion adjustment

...---

FM

dummy
antenna

...

FM

ANT

P.C.
TUNER

GND

L

I

I

R

B.

REC
OUT

see page 8 forTPlacations & adjustment points.

Step

5

* :

Adjustment Item

Rough adjustment of

1

discriminator balance

Rough adjustment of

2

monaural distortion

Fine

3

discriminator balance

Fine

4

monaural distortion

Verificationofdis­criminator balance

ExecutionofMAKER

adjustment

adjustment

PRESET

Signal (ANT IN)

FM

ANT (750)

98.1MHz
70dBJl
MONO 100Hz
100% modulation
Same as Step 1.

of

Same as Step 1.

of

SameasStep 1.

Same as Step 1.

(RefertoTEST

Reception
frequency

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

MODEonpages

Adjustment

T1
(Front side core)

T1
(Antenna side core)

T1
(Front side core)

T1
(Antenna side core)

T1

(Front side core)

7.)

will

facilitate

4)

Sensitivity Verification

FM

dummy
antenna

point

Both ends of R25
(Between

REC OUTL,R

Both ends of R25
(Between

REC OUTL,R

Both ends of R25
(Between

setting

reception

frequency

FM

ANT

GND

Test point

TP1

TP1

TP1

for

P.C.B.

TUNER

L...-_---J

and TP2)

and TP2)

and TP2)

adjustment.

L

R I

REC
OUT

DC OV±100mV

Minimize the dis­tortion.

DC

Minimize the dis-

tortion (to 0.25%

or less).
DC

Rating

OV±50mV

OV±50mV

9

Step

Adjustment

Item

6 Adjustment of

frontend

1FT

7 Verification of monau-

ral distortion

Verification of stereo

8

distortion

Verification of sensi-

9

tivity

10 Adjustment of

Separation

11

Adjustment of Signal

meter

12

Verification
tuning

of auto

Signal (ANT IN)

FM

ANT (750)

98.1MHz
30dBJl
MONO

1kHz,
100% modulation

FM

ANT (750)

98.1MHz
70dBJl
MONO 1kHz,

100% modulation
FM

ANT (750)

98.1MHz
70dBJl
Stereo

or

L
1kHz,
100% modulation

FM

ANT (750)

88.1MHz

98.1MHz

106.1MHz

FM

ANT (750)

98.1MHz
70dBJl

Lor

Stereo

R
1kHz,
100% modulation
FM

ANT (750)

98.1MHz
45dBJl
MONO 1kHz
30% modulation

-1

OdBJl

or less

FM

ANT (750)

98.1MHz

23dBJl

Stereo

Lor

R

1kHz,

30% modulation

R

Reception
frequency

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

o Tuning

mode
should be
AUTO.

88.1MHz

o (A-6)

98.1MHz

* (A-4)

(A-3) RDS

106.1MHz

o (A-7)

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

* (A-4)

(A-3) RDS

98.1MHz

Adjustment

point

Front end

VR2

VR1

1FT

Test

point

Pin 16 of

REC OUT

REC OUT

ANT (750)

REC OUT

IC1

Adjust so thattheDCvoltage
is maximum.
CAUTION:
Over-adjustment of the
core will reduce the sensitiv­ity.
Maximum ±90°

0.4% or less

L,

R

1% or less

L,

R

o STEREO indicator should

light.

Set

the

MAN'L MONO.

SIN

should be 30dB at each

frequency

98.1

MHz, and 106.1 MHz.

to

Check

ensurethatthe volt­age at the ANT terminal
3dBJl (14.25dBf) or less.
With SSG output at L or

L,

R

thesignalleakagelevelatthe
other

channel
minimized.
36dB or more

Adjust so that all signal me­ters light.

Check to ensure that signal
meters turn OFF.

o Automatic reception

should be available when
the tuning key is moved
and DOWN.

o The stereo indicator should

light.

o Audio muting should be ap-

plied during tuning.

Rating

tuning

of

1FT

mode

88.1 MHz,

should

to

is

R,

be

UP

* :

ExecutionofMAKER

PRESET

(RefertoTEST

MODEonpages

7.)

will

facilitate

setting

reception

frequency

for

adjustment.

~

/

10

AM

Adjustment (This should be done after

FM

adjustment.)

RX-485/RX-485RDS

age

1FT

ach

z,

o -

~

.

R,

be

e-

• Connection Diagram (Measuring instruments)

1)

Adjustmentofsensitivity

oAM

,.."

f---

AMSG

d

o

is

e

See page 8

Step

Adjustment of

1

sensitivity
(1440Hz)

Verification of

2

sensitivity
(630kHz)

Verification of

3

sensitivity

Verificationofauto

4

tuning

forTPlacations &adjustment points.

Adjustment

Item

AMSG

r--

Signal

(ANT

AMANT
1440kHz
50dBJl
400Hz,
30% modulation
AMANT
630kHz
50dBJl
400Hz
30% modulation
AMANT
630kHz
1080kHz
1440kHz
30% modulation

AMANT
60dBJl

GNO

IN)

loop

antenna

AMANT

P.C.B.

TUNER

Reception
frequency

1440kHz

* (B-3)

630kHz T2

* (B-1)

630kHz

* (B-1)

1080kHz

* (B-2)

1440kHz

* (B-3)

Adjustment

L

-

R

~_'

RECOUT

point

T2

I
I

I

I

~

Oscilloscope

Li

Test

REC OUT

REC OUT

AMANT

ACVM

OIS1.

point

I

M

I
I

Rating

Audio output should be
maximized.

Audio output should be
maximized.
Repeat the Step 1 and

Distortion should be 10% or less at
each frequency.
Check to ensurethatthevoltageat
the ANT terminal is 54dBJl or less.

Auto reception should be avail­ablewhen the tuning key is moved
UP and DOWN.

2.

m

UP

ap-

al

RDS

Adjustment (RX-485RDS ONL

See page 8

Id

Step

1

forTPlacations & adjustment points.

Adjustment

Adjustment of

RDS sensitivity

Item

Signal

V)

(ANT IN)

(This shouldbedone afterFMand

Reception

frequency
Receive
RDS station. and GND.

Adjustment

point

VR3

Test

Between TP3

AM

adjustment.)

point

Rating

Adjust so that the AC voltage is

maximum.

maximum

Y2fJ2AI

Verification of auto PS Confirm that the display

2

(Program

10

service

name)

automatically turn into the PS
when tuned again.

11

RX-485/RX-485RDS

•

RX-485

BLOCK

DIAGRAM

FMANT

GND

AM

ANT

PHONO

CERAMIC

FILTER

Fi 1

INPUT

SELECTOR

(4052)

TAPE 2

MONITOR

(4053)

AM/FMIFDET.

I C 1

LA1266

TAPE

MONITOR

(4053)

MPX

IC3

LA340

LM.:.:..U=--T...::EO---_-+IC

oI

MONO

t----'-c.=.:..:..:+-o

06

o

'"

STOP

SIGNAL

DATA

BUSaCONTROL

STRO

1

VOLUME

VR405

sos

.... ICSOS@)

®

TAPE

L

TAPE

TUNERL.R

CD

~

AUX

r--

REC

2

PB

r--

REC

1

L

PB

STRQ (STR)

TO:TUNER

MONO (MON)
MUTE (MUT)

9

II

!

I
I

I
I

I

PORT EXPANDER

IC505 BU2040

<

:ll::

I-

...J

<

(,)

0

@

®

;;

;;

(')

l"l

5::?

5::?

IC503

9 II

!

I
I

I

I
I

I
I

I

I

I
I

I
I
I

I

I

®

1:,

2

10

MOTOR

DRIVE

IC506

PURE DIRECT

SW401

(JJ

(JJ

w

(JJ

(JJ

...J

cD

W

<

W

cD

z

cr

0

I-

:;)

g

w

(,)

Z

:5

<

CD

'-;

REMO E
SENSOR

12

13

MPX

Ie

A3401

J

3

T5

L.P.

F

L]TOINPUT

R

IC502

®®

SEL.

ee

ll)

o 0

ll) ll)

~

ll)

~

0125,126

REMOTE

CONTROL

PHONO

REMOTE
SENSOR

0101,103,105,107,

109,111,129A,129C

POWER AMP

0102,104,106,108,110,

112, 130A, 130C

SYSTEM CONTROL

IC301

LA65204

..,

I

I

I

I

I

I

RY10l

31-50

t..=..-=J

D

SPEAKERS

SW10l

RONLY

r:

S

--4-.......::.

..:..:12::.......:.(

L.-

POW

27

52

<Xl

0

(')

0

1-

---'

0120
Dl07

- - -

+_1..=2.:.S:....)~0123'124'H

L

!'~~...J

'--___

Dl13

0122

t]Tl1011

'-----......-+-..j

iRY102

FI

(F2)

-15

+5

A

l

SPEAKERS

J

B

I

13

r-nPHONES

•

RX-485RDS

FM

ANT

GND

AM

ANT

BLOCK

DIAGRAM

CERAMIC

FILTER

Fi 1

AM/FM

I C 1

LA1266

IF

DET.

L.-"'T'""..,...

......

LM~U~T~E~

__

-+~IC505

t-";.,;;.;,;.""-!-

N

o

STOP

SIGNAL

DATA

BUSIiCONTROL

MP

I C3

LA3~

.•.

6

....

IC505

TAPE

TAPE

PHONO

r--

2

L

r--

1

L

GO

AUX

REG
PB

REG
PB

~

TUNERL,R

TO:TUNER

STRQ
MONO
MUTE

(STR)

(MON)

(MUT)

INPUT

SELECTOR

(4052)

r..::....:.....c..:..:::....-

TAPE

MONITOR

(4053)

I

~~

PORT

EXPANDER

IC505

9

II

I
I

I

I

I

I

I

I

/I

BU2040

---..

2

TAPE

1

MONITOR

(4053)

IC503

9 II

I

I

I

I
I

I

I
I
I

v

8~

10

VOLUME

VR405

I

I

I

I

I

I
I

I

®

~

2

10

MOTOR

DRIVE

IC506

PURE

DIRECT

SW401

---'S:<..,T'-"R""O_IC505

R

SE.

~

en
en

«

III

w

en

~

()

en

III

w

Z

W

z

a:

:3

0

~

«

::J

III

0

-J

14

MPX

I C 3

lA3401

T5

l.P.

F

l]TOINPUT

IC502

R®®..---------------<

SEl.

RX-485/RX-485RDS

VR3
RDS

SENSITIVITY

REMOTE

CONTROL

PHONO

I;

REMOTE
SENSOR

<l)

a

('")

o

0101.103,105,107,
109, 111, 129A, 129C

POWER AMP

0102,104,106,108,110,

112, 130A, 130C

Icsos0

I

I

I

I

I

I

I

RY101

SPEAKERS

SW101

+5

A

l

SPEAKERS

J

B

0120

D107

S12 (+12S)

0122

u

z

<:

...J

<:

lD

14

mPHONES

15

RX-485/RX-485RDS

•

RX-485

Jl-COM

IC301 : LC65204A
4 bit

Il-COM

DATA

p

PAO/ADO 1
PA1/AD1
PA2/AD2

PA3/AD3/INT1

PBO/AD4/DACO 5

PB1/AD5/DAC1 6

PB2/AD6/S0R

PB31

AD7/START

AV+
AV-

VSS

OSC1
OSC2

VDD

RES

X1
X2

TEST

PFO/SI

PF1/S0
PF2/SCK
PF3/1NTO

PCO

PC1
PC2
PC3

4

7

11

21

LC65204A

VP

PPO
P03
P02
P01
POO
PN3
PN2
PN1
PNO
PM3
PM2
PM1
PMO
PL3
PL2

PL1

PLO
PK3
PK2
PK1
PKO
PD3
PD2
PD1

27

PDO

PAO/ADO
PAI/ADl
PA2/AD2 _
PAJ/AD3/INTI

PBO/AD4/0Aml
PB1/AD5/0ACi
PB2I

AD6 /SOR

PB3/AD7/START

PD 0

PD 3

PFO

lSI

PF

I ISO

PF

2 ISCK

PF

3 IINTO

PA3/AD3/INTl

PF3/INTO

I

0----------,

0---------,

PMO-3

PNO-3

110

POO-3

BUS

PPO

r--""O-"'

<--

..........

---,._.r.

-J""~-v

OSC
OSC2

Xl

X2

--<> TEST

--0

RES

--0

Voo

--0

Vss

--oVp

1

16

17

/

Pin No.

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

42
43
44
45
46
47

48

49
50
51
52

Port

PAO
PA1
PA2
PA3
PBO
PB1
PB2
PB3
AV+

AV-

VSS
OSC1
OSC2

VDD

RES

X1
X2

TEST

PFO
PF1
PF2

PF3
PCO
PC1
PC2
PC3

PD~

PD1
PD2
PD3
PKO
PK1
PK2
PK3

PLO

PL1

PL2

PL3
PMO
PM1
PM2
PM3
PNO
PN1
PN2
PN3
POO
P01
P02
P03
PPO

Vp

At Reset

H
H
H
H
H
H
H
H

H
H
H
H

L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L

L
L
L
L
L
L
L
L
L
L
L
L
L

& Market detect

Model
Protection input
Tuner market input A1
Tuner market input A2
Power down detect
Signal meter input
Key input 1
Key input 2
+5V
GND
GND
4MHz (clock)
4MHz (clock)
+5V
RESET
VDD
OPEN
GND
Tuner STO in
Tuner STSG
Tuner ST in
Remote control
CE for LM7000
CL for LM7000
DA for LM7000
Mute out
Power on relay out
Phono remote out
Port Expander (Clock)
Port Expander (Data)
FL segment 1
FL

segment 2
FL segment 3
FL segment 4
FL

segment 5
FL

segment 6
FL

segment 7
FL

segment 8
FL

segment 9
FL

segment 10
FL segment
FL segment 12
FL digit 1
FL digit 2
FL digit 3
FL digit 4
FL digit 5
FL

digit 6
FL

digit 7
FL

digit 8

STBY LED out

FL,

Power supply

in

in

11

Function

(485G :

H,

385 not G :

Logic

L)

"-----

:ON

L

L:

down

H:ON
H:ON
H:ON

H:ON
H:ON

H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON
H:ON

• AID INPUT PORT

No.

7
8

17

Name

KEY 1
KEY2

0

MEMO

POWER

1

EDIT

TAPE 2

KEY

PS

6

DOWN

2 3 4 5

MODE

TAPE 1 AUX TUNER CD PHONO

FM/AM

TU

DOWN TU UP

7 8

PS

UP

-

A-E

-

•

RX-485RDS

IC301 : LC866024B-5512

8 bit /l-COM

Jl-COM

DATA

P10/S00

P11/S10/SBO

P121SCKO

P13/S01

P14/S11/SB1

P15/SCK1

P16/BUZ

P17/PWM

TEST1

RES

XT1
XT2

VSS

CF1
CF2

VDD

P80/ANO
P81/AN1
P82/AN2

P83/AN3
P70/INTO
P71/INT1

P721INT21T0IN
P73/INT31T01N

SOITO

S11T1
S21T2
S31T3
S41T4
S51T5
S61T6
S71T7

o

P07
P06
P05
P04
P03
P02
P01

POO
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
VP

VDDVPP

S151T15
S141T14
S131T13
S121T12
S111T11
S101T10
S91T9
S81T8

Pin

10
11
12
13
14
15
16
17

1
2
3
4
5

6

7

8

9

No.

Port

P10 CE7000
P11
P12
P13
P14 RDS DATA
P15 RDS
P16 RDS RESET
P17

TEST

RES

XT1

XT2
VSS VSS
CF1
CF2 OF2
VDD VDD

P80 TUKIN 1

Name

DATA7000

ClK7000

PHONO REM

ClK

RDSID

-

RESET
XT1

- -

OF1

I/O

0
0
0
0

0

-

-

-

-

-

-

I

I

I

I

I

Function

CE

for

lM7000
DATA for
CLOCK for
Player remote control (PLAY/CUT)
RDS DATA (lC7073)
RDS CLOCK (LC7073)
RDS RESET (LC7073)
RDS
N.C.
Reset

VCC

N.C.

GND

] Clock (12MHz)

+SV
Tuner keyin1

ID

(lA2232)

lM7000

lM7000

(ND)

18

(

RX-485/RX-485RDS

Pin No.

18
19
20
21
22
23
24
25
26
27
28

29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64

Port
P81
P82
P83
P70
P71
P72
P73

SO
S1
82
83
S4
S5
S6
S7
S8

S9
S10
S11
S12
S13
814
S15

VDD VPP

VP
S16
S17
S18
S19
S20
S21
S22
S23
S24
825
826
S27
S28
S29
POO
P01
P02
P03
P04
P05
P06
P07

Name
TUKIN 2
AMP KIN
METER
POWER DOWN
RDS START
INITIAL
REMCON
MODEL
V3
11G
10G

9G
8G
7G
6G
5G
4G
3G
2G

1G
P1

P2
P3
VDD VPP
VP
P4
P5
P6
P7
P8
P9
P10

P11

P12
P13
P14
P15
P16
STANBY
POWER
MUTE
DATA2040
CLK 2040
PRT

IN

STEREO
81G

OUT

IN

SIG

1/0

0

0
0

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Function

I
I

I
I
I

I

I

0
0
0
0
0
0
0
0
0
0
0

0
0

I

I

I

I
I

I

Tuner keyin2 (AID)
Amp key in (AID)
Tuner meter input
Power down detect
RDS SATRT (LC7073)
Model detect
Remote control
Model select (P72)
STBY LED select
FL digit

11
FL digit 10
FL

digit 9
FL digit 8
FL digit 7
FL digit 6
FL digit 5
FL digit 4
FL digit 3
FL

digit 2
FL digit 1
FL segment 1
FL segment 2
FL segment 3
VCC

-VEE
FL

segment 4

FL

segment 5

FL

segment 6

FL

segment 7

FL

segment 8
FL segment 9
FL segment 10
FL segment
FL segment 12
FL segment 13
FL

segment 14

FL

segment 15
FL segment 16
STBY LED OUT
Poweronrelay out
Mute
DATA for BU2040

CLOCK for BU2040

Protection
STEREO (TUNER)
STOP OUT (TUNER)
IF

Count (TUNER)

11

(SO,

(AID)

S1)

18

• AID INPUT PORT

No.

17
18
19

Name

TUKIN 1
TUKIN 2

AMPIN

0

MEMORY

PRESET

DOWN

POWER

KEY

1

EDIT MODE

PRESET

UP

PHONO CD TUNER

2

FM/AM

AlB/C/D/E AF

3

4 5 6

TUNING

DOWN

FREQ/PSI

PTY

LD

TUNING

UP

SHIFT

TAPE 1

-

ENTER
TAPE 2

19

RX-486/RX-486RDS

•

RX-485

•

V301

: 8·MT·79GK

DISPLAY

DATA

(VQ915100)

•

• PIN CONNECTION

PIN

NO.

CONNECTION

PIN

NO.

CONNECTION

1 2

F1
22

NX NX NX

• GRID ASSIGNMENT

BG

F1
23

7G

PATTERN

CD

4

3

NP
24

5

NP

P1
26

25

NC

NX

6G

~~yyyy~yy~

81

82

7 8

6

P2

P3

27

28 29

NC NC

5G 4G

0000000000000

00000000000000

83

84

000000000000

P4

NC

NOTE1)F1,

ocooooooo

0000000000
0000000000

00000000000

85 86

(

lG)

9

P5
30

1G

3G

00000000

87

0000000

AREA

10
P6

31

2G

2)

NP

3)

NC

COOO

000000

8889810

11

P7
32 33

4G

3G

F2

2G

12
P8

Filament
No
No

14

13

P9

P10

34

35

5G

6G

pin
connection

15

P11

36

7G

lG

SILIEIEIP I

17

16

P12

NX

37

38

8G

NP

4)

NX

5)

DL

6)

1G-11G..Grid

19

18

NX NX NX

NX

40

39

F2

NP

No
Datum

20

41
F2

extend

Line

.pt

21

pin

• ANODE CONNECTION

~

P1
P2
P3
P4
P5
P6
P7
P8

P9
P10
P11
P12

20

8G

a

b

c
d d d
e

f

9

j

PJRESIET

m

P

MEMORY

7G

a

b b

c c

e e

f

9 9

-

TAPE

MONITOR

1

2

-

6G

~M

M

fM

5G

a

a

b

c
d
e

f

j

f

9

j

AUTO

TUNING

m

P

P

SLEEP

4G

a

b

c
d
e

9

h

k

m

n

3G

a

b

c
d
e

f

f

9

h

0

m

n

r

-

2G

a

b

c

d

e

f

9

-

kHz

-

n

MHz

1G

STIEREO

81
B1
B2
B3
B4
B5
B6
B7
B8
B9

B10

p

P:

:p

21

•

RX-485RDS

DISPLAY

DATA

(VR029500)

• V301 : 11-BT-120GK

• PIN CONNECTION

PIN NO.

CONNECTION

PIN NO.

CONNECTION

1

F1

22

NX NX

NOTE 1) F1, F2 Filament

• GRID ASSIGNMENT

• ANODE CONNECTION

~

P1
P2
P3
P4
P5
P6
P7
P8

P9
P10
P11
P12
P13
P14 MIEMORY
P15 PRESIET -
P16

11G 10G 9G

a

b b b

c
d d
e e e

f f f

a a

c c

9 9 9

-

j

-

m

-

p

-

rENTIER

TAPE

MONITOR

1

2

AM

FM

- -

CD

2 3 4

NP NP

F1

24

23

25

NX NX NX

2) NP No pin

3)

NC No connection

1 I G

'~J1b

"§£U'

d

(

l1G)

d

h

j

k

m

n

P

r
t
u

5

6

P1

P2

26

27 28

1G 2G 3G

10G

8G

a

b

c
d
e

f

9

h

j

k

m

n

P

r \

t
u

PATTERN

7

P4 P5

P3

29 30

9G

~u

'5.

tiff'

d

(9G~2G)

7G

a

b b

d
e

9

h h

k

m m

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AREA

8 9 10

4G 5G

4)

5)

6)

8G 7G 6G 5G 4G 3G 2G

b

c

f

j j

11

P7

P6

31

32 33

6G

NX No extend pin
DL Datum Line
1G-11G..Grid

~ ~

~ltl!l~U

~~~=l

I

(Q)

6G

a

c
d
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f

9

k

n

P P

r
t

u

r

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u

@

12 13
P8

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g g g

~(Q)S1~

14 15 16

P11

P10

P9

34 35 36

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10G

7)

.

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:~

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lG)

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b

c
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9

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k

m

n

P

r

t
u

4G

a

b

c
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k

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P

u

c

f

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20

41

21

1G

STERlEO

-

-

S1
81
82
83
84

-

kHz

-

MHz

SLEEP

AUTO

TUNING

-

-

19

18

17

P13 P14

P12

37 38

11G NP

Angle of visual field

.......31·min. on upper side

.......24·min. on lower side

P15 P16 NX

40

39

NP F2 F2

1G

~='IIIIII

020100

SIL/EIEIP

3G 2G

a a

b b

c
d
e

f

9 9

h

j

k

m m

n

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r
t t

u

r--.

~

.,.--,

21

• FRONT

• Except G model
PK1

: ENV-17298GI (VR242200)

END

PACK

• G model only

PK1

: ENV-17297GI (VQ987600)

ANT

ANT

C3

L2

RI

;I(

~

R3

C20

t----+--~-__t

CI7

I------+-_----if-f

L5

TR2

C8

R5

I

RIO

T1

~R~~f

Clo

IFOUT

GND

r

vee

VT

lCIl

R8

TR3

CI2

1----0

FOUT

R9

L3

L1

ANTl

AGC

C21

r

C3

R4

*

Cl0

CII

C

C9

R.

L6

I

:::~::r

IF

GND

OUT

W

VCC

C22

r

C23

r

R20

C24

r

C25rl;

C26

RI3

RII

C'h

r

VT

F

OUT

22

•

TEST

Point

CD

(Pin 1 of IC2)
V:

2V/div H : 50nsec/div

DC

range

---"

/

"if/

"

' /

POINT

1:

....

"-..,./

<

1 probe

//

""\

WAVEFORMS

/~

\

1"'-.-./"

'\

~

..-/

~~

/

CH

1

Point ®

CH1:Pin15of

[

CH

2 : Collector of 0303

V:

2V/div

V:

5V/div CH2
H : 0.5sec/div
DC

range

~

CH1

1:

IC301

1 probe

RX-485/RX-485RDS

J

2lJ

Point ®

(Pin24of IC4)
V:

2V/div H :

DC

range

~

1/

"'---

171

P'

2lJ

Point ®

(Pin 1 of IC5)
V:

2V/div H :O.1llsec/div

DC

range

r-.-.

/

!

bl

\,

l/

PI

2lJ

\

r

1:

1\

1:

\

1ll

ec/div

s

1 probe

l/

'"

1 probe

/"'\.

!

/

SM

S

A~

/

SA~

PLE

1'\

PLE

\

\

PLE

DI

""

58

ns

:71

CH

2~

2lJ

With the POWER switch
turned ON, connect the
power cord to the

\l/

-~

Point ®

(Pin14of IC301)
V:

2V/div H : 50nsec/div

DC

range

,

.'

~

\

l/

1.u

p

AC

/

5lJ

,

outlet.

"

/~

/

SA~

• This waveformisnot availablebypushing
the power switch

1:

1 probe

\

\...

PLE

8.

::>s

,

Disconnect the power cord
from the AC outlet.

ON

and OFF.

\

,

kJ/

SAHP

./r...

\

/

\

;

\.

\

8.

.uS

/'.

-fi

I

/

2lJ

Point (j)

CH

1 :

[

V:
V:
H : 0.5sec/div
DC

Pin10of

CH

2 : Collector of 0302
2V/div
5V/div

range

CH1
CH2

1:

IC301

1 probe

LEI581n

J

s

22

Point ®

(Pin12of IC301)

V:

2V/div H : 0.1Ilsec/div

DC

h.\

~

2lJ

range

1/

/1\\

/-I-"'

...

\.1

1:

1 probe

/ \

.I

\

SAt"jPLEI

0;;;;:;;

1/

7

8.lI.us

CH

1

~

""

l

1

,

v'

\1

7

\'i

;"

=

CH

2~

[;i'f

2lJ 5lJ

With the POWER switch
turned ON, connect the
power cord to the

AC

I

,

outlet.

SA~

• This waveformisnot availablebypushing
the power switch ON and OFF.

\

\....

PLE

Disconnect the power cord
from the

ps

8.

,

AC

outlet.

23

I

PoCoBo

c

MAIN

( 1 )

A

RX-485/RX-485RDS

•

PRINTED

1

CIRCUIT

TO:POWER J:

B

BOARD

TRANSFORMER l:

(Foil side)

...

~:=I--

-=:=----..,.==-----1

o

1

TO:MAIN (2)

2

+

C/)

a:

UJ

~

~

UJ

0-

C/)

g

.....

~-

~-~

FROM:OPERATIO

®

3

+

4

•

0107

and

0108

are transistors for
temperature correction. Apply silicone
grease to the contact surface with the
heat sink.

5

24

6

PHONES

PoCoBo

MAIN

( 3 )

SPEAKERS

A B

ON ON

OFF

•

OFF

TO:MAIN (1)

.....-.=

25

]

IERATION ( 1 )

F

G

L

p.e.B. INPUT I

RS

ON

OFF

B

25

A

•

PRINTED

1

CD

to

® :TEST POINT WAVEFORMS (See page 23)

2

CIRCUIT

B

BOARD

(Foil

side)

c D

SEPARATION

ADJ.

3

4

5

---TO:

6

OPEl

26

_________

• RX-485

I P.C.B. TUNER

E -'-- F G H

RX-485/RX-485RDS

__

~

RX-485 RDS

P.C.B. TUNER

750

UNBAL. ANT

11------'1

GND

ANT

FM/AM

50kHz / 9kHz

100kHz / 10kHz

FREQUENCY

I

FM

I

AM

I

I

STEP

I

Ronly

I

)

~~~--l~TO

RATION ( 1 )

SIGNAL
METER

ADJ.

750

UNBAL.

MONAURAL

DISTORTION

ADJ.

(ANTENNA)

FM

ANT

GND

I

AM

ANT

I

27

A

RX-485/RX-485RDS

B

c

D

• PRINTED

1

®

to

® :TEST POINT WAVEFORMS (See page

CIRCUIT

BOARD

(Foil

side)

23)

• RX-485

I P.C.B. OPERATION (

MEMORY EDIT MODE

TUNING

2

FM

/ AM

FROM : MAIN ( 1 )

3

• RX-485

4

I

p.e.B.

OPERATION ( 3 )

• RX-485

I P.C.B. OPERATION (

5

4)

1

.........

---

...

VOLUME

28

6

29

J E F G

L.-

H

------lI_

~ATION

( 1 )

UDNESS

29

BALANCE

• RX-485

I P.C.B. OPERATION ( 2 )

TREBLE

BASS

.......

-.z

-4

o

3:

»

A

B

c o

• PRINTED

1

®

to

(j) : TEST POINT WAVEFORMS (See page 23)

2

CIRCUIT

BOARD

(Foil

side)

• RX-485 RDS

I

PoCoBo

OPERA'

FROM:

M I

3

• RX-485 RDS

4

5

• RX-485 RDS I

I

PoCoBo

OPERATIQN (

p.e.B.

OPERATION ( 3 )

4)

I

r-----

....

VOLUME

30

6

E

F

G

RX-485/RX-485RDS

H

J'---_

• RX-485 RDS

I

p.e.B.

OPERATION

FROM:

( 2 )

.....

INPUT

...

-I

o

3:

»

z

31

A

RX-485/RX-485RDS

•

PRINTED

1

2

CIRCUIT

B

BOARD

e

I

(Foil

u,

C

PoCoBo

side)

models

MAIN

( 2 )

c o

,...

-

-

z

ct

~

~

o

0:

u..

3

model

I

PoCoBo

4

5

MAIN

( 2 )

,...

-

-

z

ct

~

~

TO:POWER

TRANSFORMER

.......

~~~,,~

o

0:

u..

AC

OUTLETS

PJ

~-

e G

eR

32

6

33

JL---

E

--.l..

~F

G _

T""

-

-

z

________

H

---1

__

• R model

[P.C.B.

!l!:i

~

MAIN ( 2 )

:11191

-

TO:AC

'AI

106

GY

T""

-

-

Z

<t

~

----,--------.----'--~

Will

BR

~

o

II:

u..

TO:POWER

OUTLET

•.

R model

I P.C.B. MAIN ( 4 )

y~

__

TRANSFORMER

..-J

110V
120V

1-2/5-6
2-3/6-7
3-4/7-8
4-5/8-1

33

...z

08

3

1710KHz

\

I-<z

AM

SENSITIVITY

ADJ.

_______

4

5

L.

P.

6

F.

PLL

L _

PK1

: ENV-17298GI (VR242200)

7

C3

L2

ANT
ANT

R3

IFOUT

GND

RI

vee

VT

RIO

8

C20

*.....-.

t---+--..,.---I

L5

CI7

It---+-

R12

.......

--+£

......

I\fr--+----i

TR3

CI2

t---o

F 0 UT

A

•

SCHEMATIC

DIAGRAM

B

(RX-485

c

TUNER)

D

1

CAPACITOR

REMARKS

!-,-N;,.::O--=:-M

A:..;..:R..:.;.K:...r-=-E.=.L

®

NO

I---::O~-+~P

TANTALUM

MARK

CERAMIC

@

CERAMIC

@

POLYESTER

O~L::....:Y~S...:...T..:....:Y

CD

IHCA

®

POL

•

SEMI

PARTS

E=-C,,"-,T,-,-R;,.::O-=.L-,-YT.:....:I=-=C,----=C:.:..;A-,-P-,-A

CAPACITOR
TUBULAR

R-':.::E:..:..:N.=:E-,F,--,I,-=L,-,-,H~C

CAPACITOR

YPROPYLENE

CONDUCTIVE

NAME

CAPACITOR

CAPACITOR

FILM

CAPACITOR

FILM

CERAMIC

C=...;I:....;T-"D..:.;.R

~A

P-::.A,-"C~I

CAPACITOR

---;

~T

O~R':""-_--l

CAPACITOR

RESISTOR

a

H

REMARKS
NO

MARK

IZl

!::,

P:.

~

~

0

~

•

CARBON
CARBON

METAL
METAL
METAL
FIRE
CEMENT
SEMI
CHIP

PARTS
FILM
FILM

OXIDE
FILM

RESISTOR

PLATE

PROOF

CARBON

MOLDED

VARIABLE
RESISTOR

NAME
RESISTOR
RESISTOR

FILM

RESISTOR

RESISTOR

RESISTOR

RESIST

FILM

(P=5)
(P=10)

RESISTOR

OR

NO

('J)..,..

(U)···

(C)..•

(A)

....

(G)..•·•

(6)

....

(R)..•

(P)..•··

=

..

..

•

·

..

2

I----------------------=~~------D~=~~-

75Q

DISTORTION
ADJ.

(ANTENNA)

u

22

uH

BALANCE
ADJ.

(FRONT)

AM

3

FM

87.5MHz

98.IMHz
I08MHz

AM

530KHz

1080KHz

(

1710KHz

1.7V

4.2V

8.4V

IAV)

4.9V

7.8V

AM

SENSITIVITY
ADJ.

FM

4

l"1

u,;~

.".

0

6

~

c.J

0

:I:

(\J

~

...J~

""

%

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5

L.

P.

6

F.

PLL

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F

I

)

j

a:

~

!i!

-

OlO

06

.

06

o)0

C333D

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(0.6)

47K

4

nc2~--l

I

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..

I

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IA/S/T I

sWld

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R44

lOOK

~r

.

~

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CE7DOO

c::;

elK

I:::::

DATA

c:::

STOUT

I:::::

STAll

h

MmR~

+12V

I;::::

52418

1

155133
155176

TO

INPUT

P36

B

-~

--

--

REGULATOR

-

--

-

--

SIGNAL

M~TER

ADJ.

-

---

-

--

-

--

-

--

-

--

-

---

-

--

--'

I

PIN CONNECTION DIAGRAMOFTRANSISTORS, DIODES AND ICS.

2$~30~,S'B

2SA1317 •

E~

C

B

S.

~~g~~J~B.

C)

~

C

B

lSSl33
HZS6C2TD

g

Cathode

Anode

LM7000N

~"

1

L.A3401

22

~"

1

LA1266

~,

2.

1

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----L

E

...l-

F

G

H

--.JL

CE

0apanese
U. S. A

Canadian
Austra1ian
European
British
Ge

nera1mode

RP

model

model

model

mode
model

mode

mode

1

1

1

1

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><

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O(

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;;C;

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-

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0(0122.

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MPX

R32

~

1
2 PKI VR24220 VR24220 VR24220
3
4

5

6
7

C21
R34

B

9 J51

10

R48

11

T3

12

R35

13

C36·37

14

A36.37

15

SWl
16 J61
17

u· C

100P
10K

0 0 0

X X

X X

22K
6BOP
lOOK

X VF54120
X X

Interchangeable

Mark

Reference

01.2

l!

R

lOOP lOOP
10K

22K
680P
lOOK

PartsatManufacture-Stage

Parts

Number

A

10K

X

X

221<
470P

lOOK

X
X

Parts

HSS104
156133
156176

Name

--+--+-I---+-++------::>I"SI

l"'"

GNAL

Mf:TER

ADJ

.

t

-

1'1'

I

'I

010

o10 C3330 (RIS/TI

~

4

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47K

(0.61

06

sWld

sf5l

R44

lOOK

~r

.

Ij

I

~CB4

.~

'12

I"""

1ST

1;2

MUTE~

1101O

I;::::

TO

INPUT

I;::::

~

~

I;::::

P36

B

5241B

~

CE7DOD

elK

DATA

t12V

I

.Il15[V]

.4

11.1(III

'I~}

(6.1)

I

~~

a:.-4

>----

~;~(~~~

...

~010

REGULATOR

I

~

i!(j

N

Cl

Rl

:r

7"

a04

il33

il76

IC3 : LA3401

MPX

ILl

...J

<l

U

U ~

o

I~

: LA2232

Decoder

•

Point

CD

(Pin

1 of

IC2)

V:

2V/div H : 50nsec/div

DC

6U1=

~/

2U

range

.......

/

0.0

1:

1 probe

TRIP1=2

~U

,

"\

'\

"",-"

~,

/'

/

SAt

.1U

\~

PLE

//"""

50

6T=1

~

ns

'"

~

.0n~

ISAV

L/'.

,~

: LC7073

; Converter & Contn

..

All

voltage are measured with a

..

Components having special characteristics are marked

and

must be replaced with parts having specifications equal

to those originally installed.

..

Schematic diagram is subjecttochange without notice.

101lAO.lDC

electric volt meter.

ib

34

iv

./

_E

I

//

"\.

50

ns

~

-y

/·1

______________________________

4220

:acture-Stage
3rts

Name

;104
5133
Si76

IC1

: LA1266

AM/FM IF

IC2 : LM7000N
PLL Controller

SYC

7

XIN

I}----~

XOUT

J K

RX-485/RX-485RDS

FM-IN

I

9

REG.

ITO

22PINI

----

: LA1266

FM IF

: LA3401

II

AM

IF

--..JI_

ILl

U

d

IC3 : LA3401
MPX

Point

CD

(Pin1of
V:
DC range

~V1=

IC2)

2V/div H : 50nsec/div

1:

1 probe

8.8

~V

TRI

P

5}------{

~

o

1=~

.1V

~T=

~c;28!'>

I~

: LA2232

» Decoder

~/

2V

I.-'\.

./

\.",,--,,1

/".

I'\.

\~

//

f'\

-v----

/.

: LC7073

»Converter &

'"

SAt

PLE

58

ns

3

I

_:

4

/

ru

S METER

...J

~(\J

~l~

I

~

0

~J.g

u,;r"

5

L-

-1f--

l'J1h~::!;:

-"'~a:.,;

(~:~)

0(0)

R13

~

2,2101

R15

2.2K

l8Iy

~~:~

,

L.

Q2(

Q3(O:6)

C3330lRlSITl

G3330lRIs/TJ

p,

F.

,JOil

...

~

1/50

1.1)

fil

18

0.1(1.8

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R22

10K

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(0)

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3"

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1~(1.1

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1.4(1

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xb~

7,

214Hz

en:r:

<:;I~

<Xl:r:

~I~

PLL

..

GLO(O)

SIGNAL

ADJ

~

x: I

C!

~

Ic:....)

+-------+'

__I1

I i

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-+:+

-= -=

-;-;-=+f::

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I

+-

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D400[E,F

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to

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r'~

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J

6.0

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~

0

~~~

ffi

Q,j~~

c.J C

en

:l:

r

I

6

77

REGULATOR

L _

PK1

: ENV·17297GI (VQ987600)

7

IF

OUT

trf

:::~::r

GND

.H1"r

vee

R20

C25;J;

8

RI3

C26

r

VT

FOUT

PIN

CONNECTION

2SC3330 (R. S. D
2SA1317 (R, S. T)

DIA

35

A

B

c

D

RX-485/RX-485RDS

•

SCHEMATIC

DIAGRAM

(RX-485RDS

TUNER)

1

CAPACITOR

REMARKS

f-'N.:..::O'-..,:,:.M

~A

R,,-,K"4-=E.=.L::..E

®

NO

I---=O=---I~P~O::..L

TANTALUM

MARK

CERAMIC

@

CERAMIC

@

POL

<D

MICA

®

POLYPROPYLENE

•

SEMICONOUCTIVE

PARTS

C::..;T,-,-R:..::::O.=.L..:...YT.:....:I"-"C,---,,C..::..:A-,--P

YESTER

Y~S~T....:-Y.:...:.R=..:E

CAPACITOR

NAME

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lx.ly

1

2x,2y
3x,3y

1

NONE

jeatJle

PartsatManufacture-Stage

Parts

U,C,R.A

Number

renee

l

2,503,507

x

Parts

250438

[ElF

2SD667[C/OI
H55104

155133

155176

G

220P

Name

I

IC503, 504 :

~PD4053BC

Triple 2 Channel Analog
Multiplexers/Demultiplexers

CONTROL INPUTS ·ON" CHANNEL

INHIBIT C B

(Pin6)(Pin

9\ Pin10

L

L

L

L

L

L

L

L

H L L

L

H

L

H

L

H H H

L
H NONE

• Don'JCare

IC505 : BU2040

Port Expander

A

OX

Pin11
L L
L H
H L
H H

L

H

1X (Pin 13\ 1Y

H 1X oy 1Z
L

(Pin 12),OY(Pin

(Pin
OX OY
1XOYOZ
OX1YOZ
1X 1Y
OXOY1Z

OX

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1X 1Y 1Z

2),OZ(Pin
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5)

3\

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DATA

IC506 : LB1641

Motor Driver

s

1 0301
2 0302
3

4

5

, 6

u.c

0

)(

*

All

voltage are measured with a 10MQIDC electric volt meter.

* Components having special characteristics are marked

and

must be replaced with parts having specifications equal

to those originally installed.

* Schematic diagram is subject

to

change without notice.

Lt

36

____

NAME

'ARTS
[LM

RESISTOR

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IC501

: NJM2068L-D

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lliJIlJ

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o

IC502:JlPD4052BC
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o N N

Z Z g Z

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~

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2.503,507

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Parts

at

Number

Manuf

acture-Stage

Parts

250438
2S0667[C/ol

H55104

iSSi33

155176

P39

o

[ElF

Name

I

IC503,

504:JlPD4053BC

Triple 2

Channel

Analog

Multiplexers/Demultiplexers

INHBIT

0
0 0
0
0

1 X

B

A

0

1
1

Ox,

0

0

X

Oy

lx,

1

ly
2x,2y
3x,3y

1

NONE

.

CONTROL INPUTS

INHIBIT

C B A

(Pin6)I

(Pin

L L L

L L L H

L

L

L H L

H L

L

H H

L

H H

L
H

Don'JCare

•

U,C,R,A

T

T

x

G

I

220P

I

I

I

IC505:BU2040
Port

Expander

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9\

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L H
L H H

L
L
L

H 1X
L

H

OX

(Pin

1X iPin

"ON" CHANNEL

12),OY(Pin

2). OZ

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oy

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ny

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NONE

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5)

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3

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METAL
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RESISTOR

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PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.

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Mark

Reference

D304.

1I

PartsatManufacture-Stage

Parts

Number

306. 307. 310

HSSI04
155133
155176

Parts

Nane

CH

1.-

I7l

P'

I"

/

\.

I

b

CH

2.-

2U SU

With the POWER
turned ON, connect the from the AC outlet.
power cord to the

* This waveform is not available by pushing

the power switch

/

t

AC

ON

sWitch
outlet.

and OFF.

SA~

PLE

Disconnect the power cord

\

8.

1

\...

55

s

1 J301 0

2

J302
3
4

5

6

u.c

X

R

X

X

A

X

0

*

All

voltage are measured with a 10MnlDC electric volt meter.

* Components having special characteristics are marked

and

must be replaced with parts having specifications equal

to

those originally installed.

* Schematic diagram is subject

to

change without notice.

Lb

___________________________

J

IC401

: NJM2068L-D

Dual OP-Amp

----l.

K

----l.

L

---'L

ldiiElJ

I-

:::>

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Other

IC

IC301

: LC65204A~See page 12

U N N

zz+_gz~

I I + I

N U

I-

:::>

o +

U

>

Point ®

(Pin 12 of IC301)

V:

2V/div H :

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range

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0304.306.307.310

PartsatManUfacture-Stage

Parts

NumOer

Parts

Nalle

HSSI04

195133

155176

Point ®

CH

1 :

(

V:
V:

Pin15of

CH

2 : Collector of Q303
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IC301

J

H : 0.5sec/div
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CH

range

1.

1:

1 probe

b

P'

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/

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b

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2.

2U

With the POWER switch Disconnect the power cord
turned ON, connect the from the
power cord to the

* This waveform

the power switch

/

SU

SAt

t t

AC

outlet.

is

not availablebypushing

ON

and OFF.

PLE

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0.

AC

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55

outlet.

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V:

3

DC

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J

H : 0.5sec/div

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5

CH

2.

With the POWER switch Disconnect the power cord
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power cord

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the power switch

bl

:lI

-

2U

1:

1 probe

~

I

5U

t

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ON

l

and OFF.

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by

PLE

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8.

::15

~

AC

outlet.

6

7

8

PIN CONNECTION DIAGRAM

OF

TRANSISTORS, DIODES AND ICS.

NJM2068L-D

LC86P6032U

A B

•

SCHEMATIC

DIAGRAM

(RX-485RDS

c

OPERATION)

D

1

IC401

: NJM2068L-D

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r-----.

2

3

[iliitlJ

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IC301

: LC8660248 -+ See page 14

®

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V: 2V/div H : 50nsec/div

DC range

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zz+_gz~

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With the POWER switch Disconnect the power cord
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power cord

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the power switch

6

t

to

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is

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0

XCOB2 XCOB4 XCOB4
VK4B060 X

TI·

25A250V

VA961BO

VQI0550
VQ37110
VQ37120
VQ37130
VQ37140
VQ37150

@~162

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~155

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51052

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sl

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Interchangeable

Mark

Reference

lt1

0112, 115. 116

I

I

I

I

I

I

I

I

I

Parts

Parts

at

Manufacture-Stage

Number

Parts

HS5104

155133
155176

Name

j

UP

!

A

•

All

voltage

•

Components
and

mustbereplaced

to

those

•

Schematic

are

measured

having

originally

special

with

installed.

witha10MQIDC

characteristics

parts

having

diagramissubjecttochange

electric

volt

are

marked

specifications

without

notice,

meter.

Lt

equal

~

to

o

..

---I

AC2

AC3

Gy

__

1

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R)

XN2B4

------------1

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AC4

BA

W112

OR

s26

BA

CBI15
923

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CB116
s23

...:

u.

CI52-154.157-162

sl
52
93
94

RIB4 X X
RI63

s5
s6

RIB2 X

s7

RIBI
C149

sB
s9

CI50

510

CI51

s11

11123
QI24

512

0114

s13

J201 0 X

514
sl5

J191

516

TiOI

s17

JKI02
FIOI

516
s19

Fl02
FI03

920
s21 SWI02 X VA96180

CB113.114

s22

C8115.116

s23
s24

WI11

925

W112

s26
527

W113
W114

s26

WI15

929
s30

WI16

931 WI21

WI22 X X

s32

C

X

1/2P2.2M

X
330/25
X

X
X
X C1890A IOlE I
X HZS152TD

0
XCOB3
VK48060
4AI25V

X

X

X X

X VP20650 X X

X

X
X
X
X

X
X

Will

525

Lt

I

I

J

140

[oIp/Y

1

X

X X
X
X X

A

X

X
X X
X

330/25

X X
X X
X X

X X
X X

0
0
XCOB4 XCOB4

X

T1.25A250V T1.25A250V

X
X X

X X

X X

X X
X X

Vlll0530
VllI0540

A

X

X
18K
100 X X
330/63
100/16

10/16

C4466

0
XC082
VK4B060
4AI25V

X

Tf.

25A250V

VQ10550
VQ37110
VQ37120
VQ37130
VQ37
VG37150
X

G

0.01

(VE324801

2.2

X

330/25

0

X

VK4B070

T2.5A250V

VP20650

X

X
X

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---------

\/108

~

PARTS LIST

•

ELECTRICAL

PARTS

RX-485/RX-485RDS

• WARNING

Components having special characteristics are marked & and must be

replaced with parts having specifications equal

• Carbon resistors (1/6W or 1/4W) are not included
List. For the parts

No.

of the carbon resistors, refertolast page.

to

those originally installed.

in

the ELECTRICAL PARTS

ABBREVIATIONSINTHIS LIST ARE AS

C.A.EL.CHP

C.CE
C.CE.ARRAY
C.CE.CHP
C.CE.ML
C.CE.M.CHP
C.CE.SAFTY
C.CE.TUBLR
C.CE.SMI
C.EL
C.MICA
C.ML.FLM
C.MP
C.MYLAR
C.MYLAR.ML
C.PAPER
C.PLS
C.POL
C.POLY
C.PP
C.TNTL
C.TNTL.CHP
C.TRIM
CN
CN.BS.PIN
CN.CANNON

CN.DIN
CN.FLAT
CN.POST
COIL.MX.AM
COIL.AT.FM
COIL.DT.FM
COIL.MX.FM
COIL.OUTPT
DIOD.ARRAY
DIODE.BRG
DIODE.CHP
DIODE.VAR
DIOD.Z.CHP
DIODE.ZENR
DSCR.CE
FER.BEAD
FER.CORE

FET.CHP
FL.DSPLY
FLTR.CE
FLTR.COMB
FLTR.LC.RF
GND.MTL
GND.TERM
HOLDER.FUS
IC.PRTCT

JUMPER.CN
JUMPER.TST

L.DTCT

CHIP ALUMI. ELECTROLYTIC CAP
CERAMIC CAP
CERAMIC CAP ARRAY
CHIP CERAMIC CAP
MULTILAYER CERAMIC CAP
CHIP MULTILAYER CERAMIC CAP
RECOGNIZED CERAMIC CAP
CERAMIC TUBULAR CAP
SEMI CONDUCTIVE CERAMIC CAP
ELECTROLYTIC CAP
MICA CAP
MULTILAYER FILM CAP
METALLIZED PAPER CAP
MYLAR FILM CAP
MULTILAYER MYLAR FILM CAP
PAPER CAPACITOR
POLYSTYRENE FILM CAP
POLYESTER FILM CAP
POLYETHYLENE FILM CAP
POLYPROPYLENE FILM CAP

TANTALUM CAP

CHIP TANTALUM CAP
TRIMMER CAP
CONNECTOR
CONNECTOR, BASE PIN
CONNECTOR, CANNON
CONNECTOR, DIN
CONNECTOR, FLAT CABLE
CONNECTOR, BASE POST

AM
FM

ANTENNA

FM

MIX

MIX

COIL,
COIL,
COIL, FM DETECT
COIL,
OUTPUT COIL
DIODE ARRAY
DIODE BRIDGE
CHIP DIODE
VARACTOR DIODE
CHIP ZENER DIODE
ZENER DIODE
CERAMIC DISCRIMINATOR
FERRITE BEADS
FERRITE CORE
CHIP FET
FLUORESCENT DISPLAY

CERAMIC FILTER
COMB FILTER MODULE
LC FILTER ,EMI
GROUND PLATE
GROUND TERMINAL
FUSE HOLDER
IC

PROTECTOR
JUMPER CONNECTOR
JUMPER, TEST POINT
LIGHT DETECTING MODULE

FOLLOWS:

L.EMIT
LED.DSPLY
LED.INFRD

MODUL.RF

PHOT.CPL
PHOT.INTR
PHOT.RFLCT

PIN.TEST
PLST.RIVET
R.ARRAY
R.CAR
R.CAR.CHP
R.CAR.FP
R.FUS
R.MTL.CHP
R.MTL.FLM
R.MTL.OXD
R.MTL.PLAT
RSNR.CE
RSNR.CRYS
R.TW.CEM
R.WW
SCR.BND.HD
SCR.BW.HD
SCR.CUP
SCR.TERM
SCR.TR
SUPRT.PCB

SURG.PRTCT
SW.TACT
SW.LEAF
SW.LEVER
SW.MICRO
SW.PUSH
SW.RT.ENC
SW.RT.MTR
SW.RT
SW.SLlDE
TERM.SP
TERM.WRAP
THRMST.CHP
TR.CHP

TR.DGT
TR.DGT.CHP
TRANS
TRANS.PULS
TRANS.PWR
TUNER.AM
TUNER.FM
TUNER.PK
VR
VR.MTR
VR.SW
VR.SLlDE
VR.TRIM

LIGHT EMITTING MODULE
LED DISPLAY
LED, INFRARED
MODULATOR,
PHOTO COUPLER
PHOTO INTERRUPTER
PHOTO REFLECTOR
PIN, TEST POINT
PLASTIC RIVET
RESISTOR ARRAY
CARBON RESISTOR
CHIP RESISTOR
FLAME PROOF CARBON RESISTOR
FUSABLE RESISTOR
CHIP METAL FILM RESISTOR
METAL FILM RESISTOR
METAL OXIDE FILM RESISTOR
METAL PLATE RESISTOR
CERAMIC RESONATOR
CRYSTAL RESONATOR
TWIN CEMENT FIXED RESISTOR
WIRE WOUND RESISTOR
BIND HEAD B-TITE SCREW

BW HEAD TAPPING SCREW
CUP TITE SCREW
SCREW TERMINAL
SCREW, TRANSISTOR
SUPPORT, P.C.B.
SURGE PROTECTOR
TACT SWITCH
LEAF SWITCH
LEVER SWITCH
MICRO SWITCH
PUSH SWITCH
ROTARY ENCODER
ROTARY SWITCH WITH MOTOR
ROTARY SWITCH
SLIDE SWITCH
SPEAKER TERMINAL
WRAPPING TERMINAL
CHIP THERMISTOR
CHIP TRANSISTOR
DIGITAL TRANSISTOR
CHIP DIGITAL TRANSISTOR
TRANSFORMER
PULSE TRANSFORMER
POWER TRANSFORMER ASS'y

TUNER PACK, AM
TUNER PACK,

FRONT-END TUNER PACK
ROTARY POTENTIOMETER
POTENTIOMETER WITH MOTOR
POTENTIOMETER WITH ROTARY SW

SLIDE POTENTIOMETER
TRIMMER POTENTIOMETER

RF

FM

Note) Those parts marked with

U#"

are not includedinthe P.C.B. ass'y.

40

RX-485/RX-485RDS

I P.C.B. TUNER I

Schm
Ref.

PART

NO.

*

:

*

*

*

Ie

VR$.4J§09iP

"il~'I~i~~~iii\;i'l~grJ~~mks

VR428700
VR428700

CB2

VQ961800

CB4

VR357600

CB6

Uj638330C.EL

Cl

VG280100C.CEo

C2

Vj599000C.CEo

C3

Vj836900C.EL

C4

VF467300C.CEo

C5

VF964800C.EL

C6

Vj839100C.EL

C7

VF467300C.CEo

C8

VF467300C.CEo

C9

VF467300C.CEo

CI0

VF467000C.CEo

Cll

Vj836900C.EL

C12
C13

Vj836900C.EL

VF467000C.CEo

C14

VF467000C.CEo

C15

VF466700C.CEo

C16
C17

VF964800C.EL
C18
C19

C21
C22
C23

C27
C28
C29
C30
C31
C32
C33
C34
C35
C36
C36
C36
C37
C37
C37
C38
C39
C40
C41

UA655100C.MYLARO.1
VA761200C.CE
Vj836900C.EL

C20

VF466800C.CEo
Vj839200C.EL
VF467300C.CEo

C24

UM416470C.EL

UM216330C.EL

C25

Vj

C26

836900C.EL
VF467300C.CEo
VA761200C.CE
Vj839100C.EL
Vj839100C.EL
Vj836900C.EL
Vj839000C.EL
Vj839100C.EL
UA654470C.MYLAR
VD916400C.EL
UA652470C.MYLAR
UA652680C.MYLAR
lIT452390C.PP
UA652470C.MYLAR
UA652680C.MYLAR
lIT452390C.PP
VF466900C.CEo
Vj836900C.EL
UM216330C.EL
UA653390C.MYLAR

CN.
CN.
CN.BS.PIN
CN.BS.PIN

Description

..

C;~

..

·1'UN:ER(UG)RX

BS.

PIN

2P

BS.

PIN

2P

15P
5P(G)
330uF

TUBLR
TUBLR

TUBLR

TUBLR
TUBLR
TUBLR
TUBLR

TUBLR
TUBLR
TUBLR

TUBLR
TUBLR

TUBLR

TUBLR

0.022uF

0.047uF

lOuF
O.OluF

100uF

luF
O.OluF
O.OluF
O.OluF

1000pF

10uF

10uF

1000pF

1000pF
47pF

100uF
33pF

10uF

100pF

2.2uF
O.OluF

4.7uF

3.3uF

10uF
O.OluF
33pF

luF

luF
10uF

0.47uF

luF

0.047uF

2.2uF
470pF
680pF
390pF
470pF
680pF
390pF
470pF
10uF

3.

3uF

3900pF

uF

485

7

16V
25V
16V
16V
16V
16V
50V
16V
16V
16V
50V
16V
16V
50V
50V
50V
16V
50V
50V
16V

50V(VCRA)

50V
16V
50V
50V
16V
16V
50V
50V
50V
16V
50V
50V
50V
50V
50V(A)

50V(UC)

100V(G)
50V(A)
50V(UC)

100V(G)
50V

16V
50V
50V

*New Parts

Schm
Ref.

C42
C43
C44
C49
C50
C51
C52
C53
C54
C55
C56
C57
C58
C59
C60
C61
C62
C63
C64
C65
C66
C67
C68
C69
C70
C71
Dl
D2
D3
Fil
Fi2
Fi3
ICI
IC2
IC3
IC4
IC5
Ll
L2
L3

L6

PKI

*

PKI

*

PK2
Ql
Q2
Q3

Q4

Q5

Q6

Q7
Q7
Q8

*New Parts

PART

NO.

Vj836900
UA653390
0016330
Vj599000C.CEo
Vj836900
Vj836900
UM416470
VG280100
VF467300
Vj836900
VG278600
VG278600
VF467300
UM407220
VG279600
VG279600
UM416470
VG279600
VG279900
VF467300
Vj837200
VG279600
Vj836900
Vj836900
VG278800
VA777400
VD631600
VD631600
VM974500
GGOO0560
GGOO0560
VC219000
XB760AOO
XB818AOO

iG158100

XlBOIAOO
XlB02AOO

Vi546100
Vi546100
Vi546100
Vi546100
VQ987600
VR242200
Vi027300

iC053540
VC218900
VC218900

iC053540
VC218700
VC218900

iC1815CO

iD040040
VC218900

C.EL
C.MYLAR
C.EL

C.EL

C.EL
C.EL
C.

CEo

C.

CEo
C.EL
C.

CEo
C.CE.
C.CE.

C.EL

C.CE.

C.CE.
C.EL
C.CE.

C.

CEo
C.

CEo
C.EL
C.

CEo
C.EL
C.EL
C.CE.
C.CE
DIODE
DIODE
DIODE.ZENR
FLTR.CE
FLTR.CE
FLTR.CE

IC
IC
IC
IC

IC
COIL
COIL
COIL
COIL
TUNER.PK

TUNER.PK

COIL.

TR
TR
TR
TR

TR

TR
TR
TR
TR

Description

lOuF
3900pF

3.3uF

TUBLR

TUBLR
TUBLR

TUBLR
TUBLR
TUBLR

TUBLR
TUBLR

TUBLR
TUBLR
TUBLR

TUBLR

TUBLR

AM

0.047uF
10uF
10uF

4.7uF

0.022uF
O.OluF

1auf
330pF
330pF

O.OluF

22uF
3300pF
3300pF

4.
3300pF
6800pF

O.OluF
47uF

3300pF
10uF
10uF

560pF

120pF
ISSI33,176,HSSI04
ISSI33,176,HSSI04

HZS6C2TD
SFEI0.7MS3GHY-A
SFEI0.7MS3GHY-A
SFZ450jL3
LA1266
LM7000N
LA3401
LA2232
LC7073

220uH
220uH

220uH
220uH(G)
EXV-17296Gl(G)
EXV-17296Gl(UCRA)
AT-0923
2SC535
2SC3330
2SC3330
2SC535
2SA1317
2SC3330
2SC1815Y(VCR)
2SD400(G)
2SC3330

7uF

16V
50V
50V

16V

16V

16V
50V(G)
25V(G)

16V(G)

16V(G)
50V(G)
50V(G)

16V(G)
25V(G)

16V(G)

16V
50V(G)

16V

16V(G)

16V(G)

16V(G)

16V(G)

16V

16V
50V(G)
50V(G)

6.0V

(G)
(G)

A,B,C

R,S,T
R,S,T

A,B,C

R,S,T
R,S,T

R,S,T(G)

(G)
(G)

(G)
(G)

41

I p.e.B. TUNER & MAIN I

RX-485/RX-485RDS

Schm
Ref.

SW1

T1

T2
T3

*

T4

*

T5

*

TEl
TP1
TP2

TP3
VR1
VR2
VR3
XLI
XL2

XL3
XL4

*

*

*
*
*

CB101

*

CB102

*

CB103
CB105
CB108

*

CB109

*

CBll1
CB1l2
CBl13
CB1l4
CBl15
CB1l6
C101
C102
C103
C104

C105
C106
C107
C108
C109
CllO
C111

*

C112

*

C1l3
C114
C115

*New Parts

PART

NO.

VF541200
VC218600
GE100470
VQ365700
VQ138200
VQ138200
LA005800
LA004120
LA004120
VL448600
VJ694000
VJ694000
VJ693400
QU003800
GGOO0750
VP602300
VE906000
BB071360
VR282500

··VR377600<
VR377700
VR377800
VR383900
VK024900
VR358000
VP768100
VG879900
VQ584900
VQ584900
VP206500
VP206500
VP206500
VP206500
VP206500
VP206500
UM416470
UM416470
UA652100
UA652100
UA652100
UA652100
UA653100
UA653100

VJ837200
VJ837200
VR516400
VR516400

UJ667470

UJ667470
UJ667470

Description

AM

FB-7SG(G)

YKD31-0215

TST

B47Kn
B47Kn
B4.

ANT.

MAIN(UC)
MAIN(R)
MAIN
MAIN

PIN

EYF-52BC
EYF-52BC
EYF-52BC(G)
EYF-52BC(G)
EYF
EYF-52BC(R)

4.7uF

4.7uF

47uF
47uF

47uF
47uF
47uF

SSSF11(R)
450KHz
19KHz

19KHz

(G)

7.2MHz

18.95MHz
19KHz
4MHz(G)

8.3x13

5P
9P
5P
2P
7P
7P

100pF
100pF
100pF
100pF
1000pF
1000pF

15p
15p

SW.SLIDE
COIL.

DT.FM10.7MHz

COIL.

IF.
FLTR.LP
FLTR.LC
FLTR.LC
TERM.ANf
PIN.

TEST

PIN.

TEST
JUMPER.
VR.TRIM
VR.TRIM
VR.TRIM
RSNR.CRYS
RSNR.CE
RSNR.CE
RSNR.CE
SCR.TERM
PLATE

P;C.B.
P.C.B.
P;C.B.
P.C.B.
CN.BS.PIN
CN.ES.PIN
CN.

BS.
CN.BS.PIN
CN.BS.PIN
CN.ES.PIN
HOLDER.FUS
HOLDER.FUS
HOLDER.FUS
HOLDER.FUS
HOLDER.FUS
HOLDER.FUS
C.EL
C.EL
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.EL
C.EL
C.CE
C.CE
C.EL
C.EL
C.EL

7Kn

(G)

(A)
(G)

-52BC

(G)

(R)

50V
50V
50V
50V
50V
50V
50V
50V

16V

16V
500V
500V
50V
50V
50V

*

*

*

*

*
*

*

*

6*
6*
6*
6*

*

*

*

Schm
Ref.

C116
C117
C118
C119
C120
C121
C122
C123
C124
C125
C126
C127
C129
C130
C131
C132
C133
C134
C135
C136
C137
C138
C139
C140
C141
C142
C143
C145
C146
C147
C148
C149
C149
C150
C151
C152
C153
C154

C155
C157
C158
C159
C160
C161
C162
C163
C165
0101
0102
D103
D104
D106
D107

*New Parts

PART

NO.

UJ667470
VR325000
VR325000
VR325000
VR325000
VE325900
VE325900
VE326000
VE326000
VE325200
VE325200
UA652100
VK699400
UJ895220
UM416470
VF760000
VF760000
UM416470
UM416470
Vi846000
UM416470
VF964800
VF964800
VR024000
VR024000
VR325400
VR325400
UG444100
FG213100
VE324800
Fi514100
VK457600
VK699400
VF964800
VJ836900
VE324800
VE324800
VE324800
VE326000C.MYLAR.
VE324800
VE324800
VE324800C.MYLAR.
VE324800C.MYLAR.
VE324800C.MYLAR.
VE324800
FG212470
VG722100
VN008700
VN008700
VN008700
VN008700
VM976300
VM976300

C.EL
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR.ML
C.MYLAR.ML
C.MYLAR.ML
C.MYLAR.ML
C.MYLAR.ML
C.MYLAR.ML
C.MYLAR
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL
C.MYLAR
C.MYLAR
C.CE
C.CE
C.MYLAR.ML
C.CE.SAFIY
C.EL
C.EL
C.EL

C.EL
C.MYLAR.ML
C.MYLAR.ML
c.MYLAR.ML

C.MYLAR.ML
C.MYLAR.ML

C.MYLAR.ML
C.CE
C.EL
DIODE
DIODE
DIODE
DIODE
DIODE.ZENR
DIODE.ZENR

Descript

ML

ML
ML
ML

ion

47uF

100pF
100pF
100pF
100pF

0.082uF

0.082uF
O.luF
O.luF

0.022uF

0.022uF
100pF
330uF

0.22uF

4.7uF
100uF
100uF

4.7uF

4.7uF
22uF

4.7uF
100uF
100uF
6800uF

6800uF
O.luF
O.luF
O.OluF

1000pF

O.OluF
O.OluF
330uF
330uF

100uF
10uF

O.OluF
O.OluF
O.OluF
O.luF
O.OluF
O.OluF
O.OluF
O.OluF
O.OluF
O.OluF
470pF
1uF

lSS270A
lSS270A
lSS270A
lSS270A

HZS24ZID
HZS24ZID

50V
100V
100V
100V
100V
50V
50V
50V
50V
50V
50V
50V
63V
100V
50V
10V
10V
50V
50V
63V
50V
16V
16V
56V
56V
100V
100V
50V
50V
50V
VA-1

25V(UCAG)

63V(R)
16V(R)
16V(R)
50V(G)
50V(G)
50V(G)
50V
50V(G)
50V(G)
50V(G)
50V(G)
50V(G)
50V(G)
50V
50V

24V
24V

42

RX-485/RX-485RDS

I p.e.B. MAIN & OPERATION I

6*
6*
6*
6*
6*
6*

6

6

6*
6*
6*
6*

Schm
Ref.

Dl08
Dl09
DllO
Dlll
D1l2
D1l3

D1l4
D1l5
D1l6
FlOl
FlOl
Fl02
Fl03
FRlOl
FRl02
FRl03
FRl04

JKlOl

JKl02

JKl02

JKl03

LlOl

*

Ll02

*

QlOl

Ql02

Ql03

Ql04

Ql05

Ql06

Ql07

Ql08

Ql09

QllO

Qlll

Q1l2

Q1l3

*

Q1l4

*

Q1l5

*

Q1l6

Q1l7

Q1l8

Q1l9
Q120

Q12l
Q122

Q123
Q124

*

Q125

Q126

Q129A

Q129C

Q130A

Q130C

*

New Parts

PART

NO.

VH770800
VM975800
VM975800

iHOOl090
VD631600
VH770800
VM975800
VD631600

VD631600

KB003050
KB003620
KBOOO690
KB003050
VK188400
VK188400
VK189000
VK189000
LB301720
VK480600
VK480700
VJ726800
VP575600
VP575600
VP883000
VP883000
VP883000
VP883000
VR325600
VR325600
VC2l8900
VC2l8900
VP872700
VP872700
VP872600
VP872600
VP883
VP883
VP883000
VC2l8900
VC2l8900
VK432900
VC2l8900

iAlO152l
VC938500

VC2l8900
VP768300
VP883

VF331200

iB056020

iX630850

iX630860

iX630850

iX630860

DIODE
DIODE.ZENR
DIODE.
DIODE.BRG
DIODE
DIODE
DIODE.
DIODE
DIODE
FUSE
FUSE
FUSE
FUSE
R.FUS
R.FUS
R.FUS

TR
TR
TR
TR
TR
TR
TR
TR
TR
TR
TR
TR

100

TR

100

TR
TR
TR
TR
TR
TR
TR
TR
TR
TR

100

TR
TR.DGT
TR
TR
TR
TR
TR

Descript

ZENR

ZENR

R.FUS
JACK.

PHONE
OUrIET.AC
OlITIET.AC
JACK.MNI
COIL
COIL

ion

lSR139-l00
HZS1521D
HZS1521D
S4VB20

lSS133,176,HSSl04

lSR139-l00
HZS152TD

lSS133,176,HSSl04

lSS133,176,HSSl04
TLl.25A
T4.0A
T2.5A
TLI.
3300
3300

lKO

lKO

(UCR)
(G)

1.

5uH

1.

5uH
2SA893A
2SA893A
2SA893A
2SA893A

2SC22290,Y
2SC22290,Y
2SC3330
2SC3330

2SC4488

2SC4488
2SA1708
2SA1708
2SC1890A
2SC1890A
2SA893A
2SC3330

2SC3330
2SD19l5F
2SC3330
2SAl015
2SC3852
2SC3330
2SC44660,P,Y(R)
2SC1890A
DTC1
2SB560
2SA16950,P,Y
2SC44680,P,Y

2SA16950,P,Y

2SC44680,P,Y

250V(AG)
l25V
250V(G)

25A

250V

D,E

D,E

D,E

D,E

R,S,T

R,S,T

S,T

S,T

S,T

S,T

D,E

R,S,T

R,S,T

R,S,T

Y

R,S,T

24ES

E,F

l5V
l5V

2.6A

l5V(R)

(UCR)

(R)
1/4W
1/4W
1/4W
1/4W

D,E
D,E

S,T

D,E(R)

200V

Schm
Ref.

Q13l
Q132
R1l3
R1l4
R127
R128
R13l
R132
R133
R134
R135
R136
R137
R138
R145
R146
R15l
R152
R159
R160
R163
R17l
R173
R177
R178
R179
RYlOl
RYl02
SWlOl
SWl02
TlOl
TlOl
TlOl
TElOl

*
*

*

*

CB301

*

CB301

*

CB302

*

CB302

*

CB303

*

CB401

*

CB402

*

CB403

*

CB404

*

*New Parts

CAR.
CAR.
CAR.
CAR.
CAR.
CAR.

CAR.

CAR.

TERM

B.

ES.
ES.

ES.
ES.

Descript

FP
FP
FP
FP
FP
FP

FP

FP

PIN
PIN

PIN
PIN

NO.

PART
VK432900

VK432900
HV454470
HV454470
HV456270
HV456270
HV456100
HV456
HV453470
HV453470
HV453470
HV453470
HZ003780
HZ003780
HL3l4l00
HL3l4l00
HV454
HV454
VP944500
VP944500
HL3l4470
HL3l5680
HV456150
HL3l4220
HV454
HL326220
VK438300
VH230800
VJ850200
VA961800
XC082AOO
XC083AOO
XC084AOO
VN286300
VJ828000
BB07l360
BB069510

···.VR377~OO

··:·VR378000
VR378l00·.

.

VR384000

VR361600
VR361900
VR361600
VR361900
VR361200
Vi

878300

Vi

878500
Vi879l00
Vi879l00

TR
TR

R.CAR.FP
R.
R.
R.
R.
R.

100

R.
R.CAR.FP
R.
R.CAR.FP
R.MIL.PLAT
R.MIL.PLAT
R.MIL.OXD
R.MIL.OXD
R.CAR.FP

100
100

R.CAR.FP
R.MIL.OXD
R.MIL.OXD
R.MIL.OXD
R.MIL.OXD
R.CAR.FP
R.MIL.OXD
R.

100

R.MIL.OXD
RELAY
RELAY
SW.PUSH

VOLT.SELCT
TRANS.PWR
TRANS.PWR
TRANS.PWR
TERM.SP

PIN

SCR.

GND.MIL

13~q~~;

RC.R

p~c.

P~C.B.

CN.

CN.

CN.ES.PIN

CN.ES.PIN

CN.

CN.BS.PIN

CN.

CN.BS.PIN

CN.ES.PIN

ion

2SD19l5F

2SD19l5F
470
470

2.7K0

2.7K0

lKO

lKO

4.70

4.70

4.70

4.70

0.220+0.22

0.220+0.22

100

100

100

100

3900

3900
470

6800

1.5KO

220

100

2.2KO

DH24D2-0Thf-

G5P-l-DC12V
PSE02lA2KP
ESE-37247-F

(R)

(UC)
(AG)

8P

IMSA-6024-03E

8.3x13(AG)

No.

OPERATTON(UCY

oPEIWaWmPN(R)

OP~RA'F[[ON(A)

OPERAWION(G)
9P(UCRA)

l2P(G)

9P(G)

l2P(UCRA)

5P(G)

5P

7P

l3P

l3P

S,T
S,T

1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W

5W

5W
lW
lW
1/4W
1/4W
lW
lW
lW
lW
1/4W
lW
1/4W
2W

II

2

(R)

6951

.:

..

43

I p.e.B. OPERATION & INPUT I

Schm
Ref.

C301
C301
C302
C302
C303
C303

*

C304
C304
C305
C305
C306
C306

*

C307
C307
C401
C402
C403
C404
C405
C406
C409
C410
C411
C412
C413
C414
C415
C416
C417
C418
C419
C420
C421
C422
C423

*

C440
0301
D302
D303
D304
D305
D306
D307
D308
D308
D309
D309
D310
D311

IC301

*

IC301
IC401

Q301

*New Parts

PART

NO.

VH053100
Vj836900
Vj394800
Vj836900
Vj839100
VR357400

Vj394800

Vj839100

Vj836900
Vj839100
Vj836900
VR357400
VH053100
Vj839100

Vj839000

Vj839000

UA652100

UA652100

Vj837200

Vj837200

Vj839200

Vj839200

VE551500

VE551500

UM407220

UM407220

UA655120

UA655120

UA654330

UA654330

UA654680

UA654680

FG212820

FG212820

VG722100

VH053100

VM974100

VM974500

VD631600

VD631600

VM973900

VD631600

VD631600

VD631600

VM974100

VM974500

VP594000

VD631600

VD631600

XN329AOO

XN560BOO

XM356AOO

iC174020

C.CE.
C.EL
C.CE.SMI
C.EL
C.EL
C.EL
C.CE.SMI
C.EL
C.EL
C.EL
C.EL
C.EL
C.CE.
C.EL
C.EL
C.EL
C.MYLAR
C.MYLAR
C.EL
C.EL
C.EL
C.EL
C.CE
C.CE
C.EL
C.EL
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.MYLAR
C.CE
C.CE
C.EL
C.CE.
DIODE.
DIODE.
DIODE
DIODE
DIODE.ZENR
DIODE
DIODE
DIODE
DIODE.
DIODE.
LED
DIODE
DIODE

IC
IC
IC

TR

Description

TUBLR

TUBLR

TUBLR

ZENR
ZENR

ZENR
ZENR

(re)

0.1uF
10uF

0.1uF
10uF

1uF

4700uF

0.1uF
1uF

10uF

1uF

10uF
4700uF

0.1uF
1uF

0.47uF

0.47uF
100pF
100pF

47uF
47uF

2.2uF

2.2uF

47pF
47pF

22uF
22uF

0.12uF

0.12uF

0.033uF

0.033uF

0.068uF

0.068uF
820pF
820pF
luF
O.luF

HZS5B2TD
HZS6C2TD6.OV

lSS133,176,HSSI04

lSS133,176,HSSI04

HZS4C2TD4.OV

lSS133,176,HSSI04
lSS133,176,

lSS133,176,
HZS5B2TD
HZS6C21D6V(UCRA)
SIR

-305VCA47(G)
lSS133,176,
lSS133,176,

LC866024B-5512
LC65204A-4D12

NjM2068LD
2SC1740S

50V(G)

16V(UCRA)

25V(UCRA)

16V(G)

50V(UCRA)

5.5V(G)

25V(UCRA)

50V(G)

16V(UCRA)

50V(G)

16V(G)

5.5V(UCRA)
50V(G)

50V(UCRA)

50V

50V
50V
50V
16V
16V
50V
50V
50V
50V
25V
25V
50V
50V
50V
50V
50V
50V
50V
50V
50V
50V

5.0V

(UCRA)
(G)

5V(UCRA)

(UCRA)
(G)

(G)

(UCRA

R,S(UCRA)

Schm
Ref.

Q302
Q302
Q303
Q303
Q304
Q305
Q308
SW301
SW302
SW303
SW304
SW305
SW306
SW307
SW308
SW309
SW310
SW311
SW312
SW313
SW314
SW315
SW316
SW317
SW318
SW319
SW320
SW401

*

U301

*

V301

*

V301

*

VR401

*

VR402

*

VR403

*

VR404

*

VR405

XL301
XL301

*
*

*

*

CB501

*

CB502

*

CB503

*

C501
C502
C503
C504

*New Parts

PART

NO.

iA093320
iC174020
iA093320
iC174020

iC174020
VH257100
VG722000
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VG392900

VG392900
VG392900
VG392900
VG392900
VG392900
VG392900
VR331700
VR023400
VQ915100
VR029500
VP741800
VP741900
VP700700
VP742000
VR710500
VD827600
VQ320900
VR380100
Vj828000
VR519500

VR378200·.·

VR384200<

VQ963600
VR358300
VK025100
UA652220
UA652220
VE117600
UA652220

TR
TR
TR
TR
TR
TR.DGT
TR.DGT
SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.
SW.

SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.
SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.TACT
SW.
SW.
SW.PUSH

L.

FL.
FL.
VR
VR
VR
VR
VR.MTR
RSNR.CE
RSNR.CE
SPACER
PIN
SHEET

P.C.B~

P.C.B.

CN.I3S.pIN
CN.ES.PIN
CN.ES.PIN
C.MYLAR
C.MYLAR
C.EL
C.MYLAR

Description

TACT
TACT

TACT

TACT
TACT

DETCT

DSPLY
DSPLY

2SA933S
2SC1740S
2SA933S
2SC1740S

2SC1740S
DTA124ES(G)
DTC144ES(G)
SKHVAA
SKHVAA
SKHVAA
SKHVAA
SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA

SKHVAA(G)

SKHVAA(G)

SKHVAA(G)

SKHVAA(G)

PSE013AF4L

SPS-424-1

8-MT

Il-BT-120GK(G)
B20Kn
G25Kn
Al00Kn
MN50Kn
A100Kn
4MHz(UCRA)

12MHz

IMSA-6024-03E

..

INPUf

INPtIT(G)

15P

12P
7P
220pF
220pF
220uF
220pF

Q,R(UCRA)

R,S(G)

Q,R(G)

R,S(UCRA)
R,S(G)

-79GK

(UCRA)

(G)

(UeRA)

50V(G)
50V(G)

10V

50V

44

I P.C.B. INPUT I

RX-485/RX-485RDS

Schm
Ref.

C505
C506
C507
C508
C511
C512
C513
C514
C515
C516
C517
C518
C519
C520
C521
C522
C523
C524
C525
C526
C527
C528
C529
C530
C531
C532
C533
C534
C536
C541
C542
C543
C545
C546
C547
C548
C549
D501
D502
D503
D504
D505
D506
D507
IC501
IC502
IC503
IC504
IC505

*

IC506
PJ501
PJ502
PJ503

*New Parts

PART

NO.

UA653910
UA653910
UA652220
VEl17600
UA652220
UA652220
VG278400
VG278400C.CEo
VG278400
VG278400
UA652220
UA652220
VG278400
VG278400C.CEo
UA652220
UA652220
VJ839200
VJ837200
UA654330
UA654330
VJ839200
VJ836900
VJ837200
VJ837200
VJ837200
VJ837200
VH053100C.
VF467300
VG277700
VH053100
VF466800
VH053100C.CEo
VH053100
VF466800C.CEo
VF466800
VF466800C.CEo
VF466800
VM975500
VD631600
VD631600
VM975000
VM975000
VM974200
VD631600
XM356AOO
XA070AOO

iGI05900

iGI05900
XM974AOO
XF494AOO
VN308700
VJ696200
VJ696200

C.MYLAR
C.MYLAR
C.MYLAR
C.EL
C.MYLAR
C.MYLAR
C.CE.

C.CE.
C.CE.
C.MYLAR
C.MYLAR
C.CE.

C.MYLAR
C.MYLAR
C.EL
C.EL
C.MYLAR
C.MYLAR
C.EL
C.EL
C.EL
C.EL
C.EL
C.EL

CEo
C.CE.
C.CE.
C.CE.
C.CE.

C.CE.
C.CE.
C.CE.

DIODE.
DIODE
DIODE
DIODE.
DIODE.ZENR
DIODE.ZENR
DIODE
IC
IC
IC
IC
IC
IC
JACK.
JACK.
JACK.

Description

9100pF
9100pF
220pF
220uF
220pF

220pF
TUBLR
TUBLR
TUBLR
TUBLR

TUBLR
TUBLR

TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR
TUBLR

PIN
PIN
PIN

220pF

220pF

220pF

220pF

220pF

220pF

220pF

220pF

220pF

220pF

2.2uF

47uF

0.033uF

0.033uF

2.2uF

10uF
47uF
47uF
47uF
47uF
O.luF
O.OluF
68pF
O.luF

100pF
O.luF
O.luF

100pF

100pF

100pF

l00pF
HZS12A2TD

ZENR

lSS133,176,HSSI04

lSS133,176,HSSI04

ZENR

HZS9BZID
HZS9BZID
HZS5CZID

lSS133,176,HSSI04
NJM2068LD
uPD4052BC
uPD4053BC
uPD4053BC
BU2040
LB1641
6P
4P
4P

50V
50V
50V
10V
50V
50V
50V

50V

50V
50V
50V
50V
50V
50V
50V
50V
50V
16V
50V
50V
50V
16V
16V
16V
16V
16V
50V
16V
50V
50V
50V
50V
50V
50V
50V
50V
50V
12V

9.0V

9.0V

5.0V

Schm

Ref.
Q501

Q502
Q503
Q504
Q505
R541
R558

*

*New Parts

PART

NO.

iD043820
VG722000
VG722000
VG722000
VG722000
HV453470
HV454100
VR435100

Description

1R
1R.DGT
1R.DGT
TR.DGT
1R.DGT

R.CAR.FP
R.CAR.FP
PLATE

2SD438
DTC144ES
DTC144ES
DTC144ES
DTC144ES

4.7n
IOn
W16

E,F

1/4W
1/4W

45

A

RX-485

X-485RDS

/R

B

E

EX

PL

•

2

3

ODED

VIEW

.1

6

7

46

47

•

MECHANICAL

PARTS

Ref.
No.

1-

*

1-

*

1-

*

1-

*

1-

*

1-

*

1-

*

1-

*

1-

*

2-

*

2-

*

2-

*

2-

*

2-

*

2-

*

2-

*

2-

*

2­2­2­2-11

*

2-12

2-13

*

3-1-1

*

3-1-1

*

3-1-2

3-2

*

3-2

*

3-2

*

3-2

*

3-3
3-4

5

*

5

*

5

*

5

*

6

*

6

*

11
11
11
11
11
12
12
12
12
13
101

*

101

*

102

*

103

*

103

*

*New Parts

PART

NO.

VQ792300

1

VQ792500

1

VQ792600

1

VQ793400

2

VQ793500

2

VR010400

3

VR010500

3

VQ793600

5

VQ793700

5

VR377900

1

VR378000

1

VR378100

1

VR384000

1

VQ794100

5

VQ864300

5

VQ794900

6

VQ795000

6

ED330066

7

CB068880

8

Ei330086

9

VR417200
VR460000
VR416900
VQ967500
VR282200
VK195900
VR377600
VR377700
VR377800
VR383900
VK173200
EK930010
VR341800
VR341900
VR342000
VR384100
VR378200
VR384200
XN282AOO
XN283AOO
XN284AOO
XN285AOO
XN286AOO
VL238900
VQ508400
VQ508500
VQ508600
VP418700ACOUTLET
VQ793800
VQ793900
VQ794000
VQ796900
VQ797000

FROm'

FROm'
FROm'

BUITON
BUITON

WINOOW
WINOOW

BUITON
BUITON

P.C.B.
P.C.B.
P.C.B.
P.C.B.
SUB

CHASSIS

SUB

CHASSIS
CASE,
CASE,
BIND
PLASrrC
BIND
CONNECTOR,
CONNECTOR,
CONNECTOR,
HEAT
HEAT
SHEET
P.C.B.
P.C.B.
P.C.B.
P.

C.B.
SCREW,
BW

HEAD
P.C.B.
P.C.B.
P.C.B.
P.C.B.
P.C.B.
P.C.B.
POWER
POWER
POWER
POWER
POWER
POWER
POWER
POWER
POWER

TOP

COVER

TOP

COVER
CHASSIS
REAR
REAR

Descript

PANEL
PANEL
PANEL

GUIDE
GUIDE
PANEL
PANEL
GUIDE
GUIDE
ASS'

Y
ASS'Y
ASS'

Y
ASS'Y

BlITTON
BlITTON

HEAD

SCREW

RIVET

HEAD

B-TITE

SINK

ASS'Y

SINK

ASS'y

ASS'y
ASS'Y
ASS'Y
ASS'Y
TRANSIsroR

TAPPING
ASS'Y
ASS'y
ASS'Y
ASS'Y
ASS'Y
ASS'Y

TRANSFORMER
TRANSFORMER
TRANSFORMER
TRANSFORMER
TRANSFORMER
CORD
CORD
CORD
CORD

PANEL
PANEL

FLAT
FLAT

FLAT

ASS'

Y

ASS'

Y

ASS'

Y

ASS'

Y

SCREW
CABLE
CABLE
CABLE

SCREW

ion

OPERATION
OPERATION
OPERATION
OPERATION

3x6
No.

1027
3x8
9P

250mm

12P

200mm

5P

180mm

19x24
MAIN
MAIN
MAIN
MAIN
3x15
3x8-8
TUNER
TUNER
TUNER
TUNER

INPUT

INPlIT

2P

SP

Remarks
RX-485

RX
RX-485
BL
TI

BL
TI

RX-485
RX-485
RX-485
RX-485RDS

BL
TI

FCRM3-BL
FCRM3-BL

RX-485
RX-485
RX-485

RX-485RDS
FCM3
FCRM3-BL

RX-485

RX-485

RX-485

RX-485RDS

RX-485

RX-485RDS

BL

TI

RX-485

RX-485

BL

-485RDS
TI

Markets

BL

(UCRA)
(G)

(UC)
(R)
(A)
(G)
(UCRA)
(G)

(C)
(URAG)

(UC)
(R)
(A)
(G)

(UC)
(R)
(A)
(G)
(UCRA)
(G)
(U)
(C)
(R)
(A)
(G)
(G)
(UC)
(R)
(A)
(A)

(U)
(C)

47

RX-485/AX-485RDS

...

...
...

...

...

...
...
...

...
...
...

...

...

...
...
...

...

Ref.

No.
103

103
103
104
106
107
108
108
109
109
110
110
112
112
113
113
114
121
122
123
124
125
126
127
127
128
129
160

PART

NO.

REAR

VQ797100
VQ797200
VQ797300
VQ780300
VR264400
VR435000
VQ945600
VR021500
VQ779200
VQ779300
VQ779500

VQ779600
VQ779000
VQ779100
VQ864000
VQ864100
VN158600
EN301010
Ei330086
ED330066
EK930010
EL300480
EK365020
EL300470

PANEL

REAR

PANEL

REAR

PANEL
LEG
SPACER,
SHIELD

H8

PLA1E
KNOB
KNOB
KNOB
KNOB
KNOB
KNOB
BUfTON
BlJITON
BlJITON
BlJITON

CORD

STOPPER

BIND

HEAD

BIND

HEAD

BIND

HEAD

BW

HEAD

TAPPING

BW

HEADB-TI1E

BW

HEAD

SCREW

BW

HEAD

S-TI1E

BONDING
B-TI1E
SCREW

EX601150BWHEADS-TI1E
AA627310
Ei030046
VQ366100

GROUND

BIND

DAMPER,

1ERMINAL

HEAD

TAPPING

PCB

Description

TAP.

SCREW

SCREW

SCREW
SCREW

SCREW

SCREW

D60xH16

MAIN

¢
¢
¢
¢
¢
¢

3x14
3x14
8x25
8x25
No.
3x8

SCREW

3x8
3x6
3x8-8
3x15-8
4x6
4x8-10
4x8-10

3x4

42
42
16
16
16L

16L

2104

Remarks
RX-485

RX-485
RX-485RDS

VOLUME
VOLUME
BASS,TREBLE
BASS,TREBLE
LOUDNESS
LOUDNESS
SPEAKERS

SPEAKERS
PURE
PURE

FCRM3-BL

FCRM3-BL
FCRM3-BL
FCRM3-BL
FCRM3-BL
FCRM3-BL
FCRM3-BL
FNM3-BL

BL

TI

ZMC2-Y

TI
BL

BL

TI
BL
TI
BL
TI

DIRECT
DIRECT

BL

TI

Markets

(R)
(A)
(G)

(R)

...

...

...

200
200-1

ACCESSORIES
VR094000
CX675300

REMarE
LID

CONTROL

VQ099100AMLOOP
VQ147100

ANfENNA,

BAT1ERY,

TRANSMIT1ER

AN1ENNA

FM
MANGANESE

70x31BLSMK

LOrn

1P1.4m
SUM-3,AA,R06

103RRS-028-01MR

...

New Parts

48

A

RX-485/RX-485RDS

B c o

E

1

REMOTE

•

SCHEMATIC

2

R2

loon

~~

0:::

+ -

-~

';j

HD

l31~

-:;-

455kHz 8

~

......

3

CONTROL

DIAGRAM

----..!..

KlIOl

2

KUOO

3

S-JN

r-..!.

S-OUT

5

REM

6

Voo

7

..J,.Q

OSC-OUT

OSC-IN

AC

X1

~--+-------=-l

~Vss

KJJ02

KII03

(;

KJ1()4

W

en

KII05

~

KII06~

~

U)

0

K1I07~

0-

~

KIO~

...

KJl~

S:2

KJ2~

KI3

TRANSMITTER

~2~O

~'.:::..9

----.....,

...,:,'=-8__----.

......

1..:....7

--.....,

11

.....,

'--

---J

INPUT

AUX

kr-'

02 02

(212)

(1/2)

~;.:-

-

-:.-'

:~:'~"~__e~~~2)

'....

..,

,~

':_~

03

(212)~-.;

- -

...

1

04

(212)

04(1/2)

-~--'

.....

I

~=-_-_--1

I

l_:--

05 05

(212)

~

~

~_~

(1/2)

4

0-0010]

4<I_t>e>

DODD

-~+

DOD

DOD

4<1

DOD

5

-~

DOD

I'Ul\'

-....

__

~

...-.n

0

t>e>

1JUIlI!2

0

--

~

(Q)

VOLUME

6

0

oj

Key

No.

1
2
3

Function

INPUTPHONO
PHONO PLAY/CUT
SLEEP

4 POWER

INPUT CD

5

CD PLAY

6

CDSKIP~

7

CD SKIP

8

9

10
11
12
13
14
15
16

17

18
19
20
21
22
23
24
26
27
28
29
33

34

....

CD DISC SKIP
CD PAUSE/STOP 7A
CD SEARCH
CD SEARCH
INPUT TUNER 7A
TUNER AlB/C/D/E 7A 12
TUNER PRESET + 7A 10
TUNER PRESET- 7A
INPUT TAPE 1 7A 18
TAPE DIR B 7A 40
TAPE DECK
TAPE
INPUT TAPE 2

TAPE~

TAPE PLAY 7A
TAPE
TAPE REC MUTE 7A
TAPE STOP 7A
TAPE REC/PAUSE
INPUTAUX
VOLUME +
VOLUME -

~

..

AlB

DIRA

..

HEX

CUSTOM

7A 14
7A
7A
7A 1F
7A
7A
7A
7A
7A

7A
7A

7A
7A
7A
7A

7A

7A
7A 17
7A 1A
7A 1B

DATA

OE
57

15
08
OA
OB
4F

09
OC
00

16

11

06

07

19

02

00

01

05

03

04

7

49

Parts List for Carbon Resistors

RX-485/RX-485RDS

Value

1.0

1.8

2.2

3.3

4.7

5.6
10

15
22
27
33
39
47
56
68
75
82

91
100
110
120
150
160
180

200
220
270
330
390
430
470
510
560
680
820
910

1.0

1.2

1.5

1.8

2.0

2.2

2.4

2.7

3.0

3.3

3.6

3.9

4.7

5.1

5.6

6.8

8.2

9.1

n
n
n
n
n

n
n
n
n
n
n
n

kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn

kn
kn
kn
kn
kn
kn

1/4W Type Part No.

HJ35

n
n
n
n
n

n

n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n

3100

HJ353180

HJ35

3220

HJ35

3330

HJ35

3470

HJ35

3560

HF454100

HJ354150
HF454220
HJ35

4270

HF45

4330

HJ35

4470

HF45

4470

HF45

4560

HF45

4680

HF45

4750

HF45

4820

HF45

4910

HF45

5100

HJ35

5110

HF45

5120

HF45

5150

HJ35

5160

HF45

5180

HF45

5200

HF45

5220

HF45

5270

HF45

5330

HF45

5390

HF45

5430

HF45

5470

HF45

5510

HF45

5560

HF45

5680

HF45

5820
HF455910
HF45

6100
HF45

6120
HF45

6150
HF45

6180
HJ35

6200

HF45

6220
HJ35

6240

HF45

6270
HF45

6300
HF45

6330
HJ35

6360

HF45

6390
HF45

6470

HF45

6510

HF45

6560

HF45

6680

HF45

6820

HF45

6910

1/6W Type Part No.

HF85

3100

*

HF85

3220

HF85

3330

HF85

3470

HF85

3560

HF45

4100
HF854150
HF45

4220

HF85

4270

HF45

4330

HF85

4390

HF45

4470

HF45

4560

HF45

4680

HF45

4750

HF45

4820

HF45

4910

HF45

5100
HF855110
HF45

5120
HF45

5150

'*~

HF45

5180
HF45

5200
HF45

5220
HF45

5270
HF45

5330
HF45

5390
HF45

5430
HF45

5470
HF45

5510
HF45

5560
HF45

5680
HF45

5820
HF45

5910
HF45

6100
HF45

6120
HF45

6150
HF45

6180

HF85

6200

HF45

6220

HF85

6240

HF45

6270

HF45

6300

HF45

6330

HF85

6360

HF45

6390

HF45

6470

HF45

6510

HF45

6560

HF45

6680

HF45

6820

HF45

6910

Value

10
11
12
13
15
18
22
24
27
30
33
36
39

47
51
56
62
68
82

91
100
110
120
150
180
220
270
300
330
390
470

560
680
820

1.0

1.2

1.5

1.8

2.2

3.3

3.9

4.7

kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn
kn

kn
kn
kn
kn

kn
kn
kn
kn
kn
kn
kn
kn
kn
kn

Mn
Mn
Mn
Mn
Mn

Mn
Mn
Mn

1/4W Type Part No.

HF45

7100
HF457110
HJ35

7120
HF45

7130
HF45

7150
HF45

7180
HF45

7220
HF45

7240
HJ35

7270
HF45

7300
HF45

7330
HF45

7360
HF45

7390
HF45

7470
HF45

7510
HF45

7560
HF45

7620
HF45

7680
HF45

7820
HF45

7910

HF45

8100

HF45

8110

HF45

8120

HF45

8150

HF45

8180

HJ35

8220

HF45

8270

HF45

8300

HF45

8330

HJ35

8390

HF45

8470

HJ35

8560

HJ35

8680

HJ35

8820

HF45

9100

HJ35

9120

HJ35

9150

HJ35

9180

HJ35

9220

HJ35

9330

HJ35

9390

HJ35

9470

1/4W Type

HJ3S0000

~

10mm~

ronol

1/6W Type Part

HF45
HF45
HF85
HF45
HF45
HF45
HF45
HF45
HF85
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45
HF45

HF45
HF45
HF85
HF45
HF45
HF45
HF85
HF45
HF85
HF85
HF85
HF45

'*~

HF85

9150

HF85

9180

HF85

9220

HF85

9330

'*~

HF85

9470

1/4WType

HF4S0000

1/6W Type

HF8S0000

~5mm~

~

No.

7100
7110
7120
7130
7150
7180
7220
7240
7270
7300
7330
7360
7390
7470
7510
7560
7620
7680
7820
7910
8100
8110
8120
8150
8180
8220
8270
8300
8330
8390
8470
8560
8680
8820
9100

1992

50

RX-485/RX-485RDS

YAMAHA