Sansui G-5500 Service manual

PURE POWER

DC

$]t$ul

SANSUI

ELECTRIC

STEREO RECEIVER

g-5500

CO.,

LTD.

SPECI

FICATIOi.JS

Audio

section

Power output Min.

RMS,

more than

Load Total

Inicrmociulation

Frequency

R Slewrate RIAA

Damping

lnput

Output level

Hum and noise

Channel sepdrarion

Controls

FM

Tuning range Usable sensitivity

50 dB

Signal

Distortion

Alternate

Captureratio lmage response Spurious response lF response ratio Stereo separation

Frequency

Antenna input impedance

both channels

0.03 % total per

60 watts

Overall Power

jse

time

PHONO

(Max.

total harmonic MtC TAPE-I,2

TAPE-1,

TAPE-2 REC/PLAY

PHONO TAPE-I,

PHONO

TAPE.I,

BASS TREBLE SUBSONIC FILTER LOUDNESS

AUDIO

impedance harmonic

response

(from

amplifier

curve

deviarion

factor

sensirivity

input

PLAY,

(at

REC

2

{short-circuit,

2

PLAY,

2 PLAY,

MUTING

channel

distortion

disrortion

AUX)

(20

and impedance

capability:

1

kHz)

(VOLUME

section

Mono ll-lF

DIN..

Stereo ll{F

quie

ting sensitivity Mono Stereo

noise ratio(at

to

*i.1

Mono

Srereo

65 dBf

{at

channel

ratio

response

:

selectiviry

. . . . .

ratio

. . . 35

. less than

. less

(at

section

....

(PHONO,

.

Hz

... 50into8ohms

...2.5mV/4Tkitohms

distortion.)

AUX

(pin jacks)

...78d8 AUX

{at

...ssdB AUX

)

.. 70dB

. . 50dB

. . . 75

.

. .

driven, from

harmonic

into 8

8 ohms

min. RMS {70

min. RMS

I

watt)

5 to

. . DC

I.4 56V/gsec

+0.2

to

20

6 mV/10

t50mV

..

{DlN

4JmV

.

.. 95dB I kHz)

.. 65dB

,,

.i i l0

-3

.

conrrol:

.. 8dBat50Hz

6dBari0kHz _20

. .

88 to

10.8dBf

1.1 rSdBf

l5

J7

65

dBf)

72 68

less less

tess

tess than less less

.l.0dB

80

40

28 dB ar 10,000

20 dB from

l0 ro 15,000

+0.2d8,

300 75

20 to 20,000

distortion.

ohms

0.03 power

Hz :7 LHz than

0.03 % at power

S0

kHz

200,000

ro psec

20 Hz

to 20 kHz)

-0.2

dB,

kHz,

both channels

(at

1 kHz)

220

mV at I

kilohms

socker)

A-network)

10 dB

at 50

dB ar 10 kHz

dB

16

dt

-10

dB

108 MHz

{lepV}

pV

dBf dBf

dB dB

than

0.1-5 than 0.13 % at. 1 than O.2S

0.25 % at 100

than

A.18

than

0.25

(at

400

kHz)

dB dB

100

dB ar

I

dB ar

,000

30 ro 15,000

10dB

ohms

hal.tncei

ohms unbd,i''i;cc

Hz

at

%

or below rated

output

=

+:l

SMpTE method)

or

below

output

-2.0

+0.2

dB,

+6

Hz,

69,

dB

driven)

tess

kHz,

than 0.'l%

Hz

(6

HL

dBlocr)

position)

dB

at

100

7o

Hz

,000

o/o

at 6,000

Hz

1,000

at

Hz

at

Hz

6,000

Hz Hz

H:

% %

Hz

to be continued

wirh

rated

dB

-1.0

no

dB

.

ications

Specif

AM section Tuning range

Usable sensitivity

s.re.tiurti

Signal to noise ratio

o'":':':l

1.

oH'r' : . :!:3''

i.''b

':'o*

BLOCK

Tuner Section

530 to

(bar

antenna)

48

. . .

iill;f.'"xli?

Tif

DIAGRAM

(F

'l

dB

-2590l'

,600

(300

kHz

pvlm)

Others

Power reouirements

Power voltage

For U.S.A.

Power consumotion

Rated.consumption 200

10.7MHz

Tot

Toz

and Canada

m

I 00, 1

120

. .

Tune Meter

20, 220

(60

V

watts

,24O

Hz)

240 VA

V

(50/60

Hz)

Dimensions

Weight

.

+

Design

and specifications

for imorovements.

. . . 464

181 408

12.8 i

5.0 kg

(18-5/16")

mm

(7-3116"1H

mm

(16-1/8")D

mm

(28.2

kg

(311

subject

W

lbs) net

packed

lbs)

to change

\;

without notice

Audio

PHONO

AUX

REC

PLAY

OUT

4CHINR

ADAPTOR

IN

Section

EO AMP

@ @ @

e

@

Signal Meter

AM TUNER

T-----

(L-CH)

TAPE

4CHlNR

MON

ADAPTORMODE

a<

q)

t

\

-e<

o.\

.9

Fu

qI

!.:

-->

s

Aq

Lr_

Dolby

is trademark

i

Laboratories,

AUDIO MUTTNG

-CH

R

76KHz4

Selector

(+a)

?A

uutino SW

I

of Dolby

Inc.

BALANCE TONE

VR VgTUME

LOUONESS

CONTROL

TONE DEFEAT

AM

-V

Mutins

+

AM OUT

SUBSONIC POWER FTLTER

AMp

FM

OUT

-_

SELECTOR

PROTECTOR CIRCUIT

FM

OUT

L.CH

1

I

FM DOLBY

ADAPTOR

SPEAKERS"

U

MIC

JACK

MIC

AMP

DIN

JACK

o

2.

OPERATION

2-1.

t/

Protector

Fis.2-1

Circuit

c

'F

I o

o

f

N

E o

F

with

lC, HA12W2

c

.;

o o

o

o o

O

c

.T

o

,^o

#E

o o

o

J

'l

'\/

The

fanction

of temprature

detsction

is not

used in

this model.

v

J

Protector

This voltage, switching relay. amplifier,

* Since

time the switch,

I

8, therefore, switched power

*

When No.3 relay is turned

*

When excessive and +1.4V kept OFF the

* As

protector

overload,

the

By

the function

Prevention

the relay

constant

pop-noise

the

OFF.

OFF is

t

DC voltage

DC

voltage

to

be its voltage

Detection

speaker

current

makes

by

above

in spite

relay,

it is necessary

Detection

this

function

circuit

with lC, HA-12002

provides

lC

temperature

power,

and

the

output

against

of R61 1

can

voltage

the

eliminated.

detection

OFF.

against

terminal

TR19

against

is immediately

pop-noise

RL601

and

be eliminated.

drop of

speaker

Resultly,

+1.6V

over

detected

overload

of

flows

into

ON

and if

phenomenone,

of the DC

to turn

temperature

is

not

used in

the input

output

above,

at switching

remains

C624

No.5

relay

pop-noise

the

and

by

amplifier

emitter

the

voltage

the

rise

(See

terminals

rise,

and

terminal

when there

OFF

turns

DC voltage

this

for

separated

the

for

power

when

When

turning

is

faster

OFF

occurred

-1.86V

under

R01,

R02,

is shorted

resistor

relay is

turned

being dropped.

power

switch

model,

Fig.2-'l,Z-2')

for

detecting

pop-noise

switching

are

any

disorder

from speaker.

power.

a certain

R71

of

period

switch

OFF

than

that

as soon

at switching

are

applied

and

C626,the speaker

or

over loaded,

power

of

No.6

OFF. The

In

orderto

OFF.

No.4

occu rred

the speaker

by

is turned

power

the

of

No.

power

as

to

transistor rises over

relay

grounded.

is

tDC

at

with

the

ON,

7,

is

the

is

reset

./

t

ADJUSTMENTS

3.

Driver

3-1.

Fig. 3-1

Circuit

Voll Meter

Board

Adjustments

(See

Volt N4eter

Fig.

3-1)

Note: 1. Master Volume

2. Room Temperature

3. For adjustment, run after the

(1)

DC 0V adjustment

L.CH

R-CH

power

MEASURE

Speaker between

Same as above

OUTPUT

Terminal

(+)and (-)

the unit for

is switched on.

ADf UST

-2980

F

VROl

F-2980 VRO2

Minimum

-

2g"c

1g"c

-

(os"F

more than 3 minutes

83"F)

ADf UST FOR

DC OV

DC

OV

Y'

FM Adjustment

3-2.

1

. Selector

Note:

2.

FM

Muting Switch

F-

2980

T0P View

GENESCOPE

STEREO SG

le

lg

AUDTO OSC

b

FM

OFF

FM

SSG

"hi8o

AUTO

off

TPOl

UNIT

o qNT

o

TAPE^

"

REC

(2)

Bias Current

L-CH

R-CH Same as above

Note: 1.

3.

By turning adjustment terclockwise,

2.

In case of a measurement

Connection

DETECTOR

{ ol T. METE

adjustment

MEASURE OUTPUT Between em itters of

and TR602

TR601 Fig. 3-1

adjusting

VTVM

l4tl

tl

, IN OUTI

a

o o

F-2980 VRO3

F

VRO4

the

that the

Connect through 1 00

PROBE BLOCK

volumes, VR03 and VR04

current

bias

confirming bias

or

power

the output

SCOPE

4

ADJ UST

-2980

is

decreased.

transistors

pF

ceramic

ADTUST FOR

DC5mV

current, avoid

are

heated.

genescope

of

capacitor.

to

coun-

such

TP01

J

'-a

v

(1)

FM lF, RF Adiustment

STEP

suBJ ECT

1. lF Coil

2.

Discrim

inato r

Coil

Discrim inator Coil in case of using Dist Meter

3. Tuning Meter

(See

Dial

and

FROM TO

Output 80 dB

G enesco

90 ANT lnput 65 dBf (s9.8 (100%

Same

pe

Same as above Same as above

MHz

dB) 1000 Hz

MoD)

as

above Same as above

Calibration

FEED

SIGNAL

FM SSG

TPOl F-2590

ANT term inal 300s-,

Fig.3-2

page

on

MEASURE

TPO3 Detector Probe)

TPO4

-2590

F

OUT

or

L Dist Meter

Tuning

5)

OUTPUT

(Use

R-CH

Meter T02

ADf UST ADTUST FOR REMARKS

T01

-2s90

F

T02 T03

-2590

F

T02 T03

-2s90

F

F-2590

lF

Max.

waveform

Steep linearity of

rve

S cu

Make symmetrical S curve

Minimum THD

Center on Meter

\

v4r

FI

o

'J

I

STEP

6.

(21

STEP

2.

ONEW

Input urement obtain attenuater however, the former gether The way of

suBJ ECT

4. 90

5.

MHz

Dial

Calibration

106

MHz Dial Calibration

MHz

90 RF

Adi.

MHz

106 RF Adi.

Signal Meter Volume

FM STEREO

SUBJ ECT

1.

PLL

Adi.

vco

PLL

vco Adj.

of

ln case

using

Freq.

cou n te r. Separation 98 MHz

Muting level

indicator

& level

MEASUREMENT

signal

level

method

approximate

too.

under

is

indication of

modulation on

FROM

90 MHz ANT Input 65 (59.8

dB) 1000

(100%

MoD) FM SSG

I06 MHz

ANT

Input

(s9.8

dB)

(100%

90 MHz ANT

Value 1000 FM

106

ANT

Value with 1000 FM SSG

98 MHz ANT (59.8 (100%

Adjustment

98 ANT Input 65

(59.8 Pilot

SUBl

(100%

STEREO SG 98 MHz

ANT

(se.8

(no

ANT lnput 65 dBf (s9.8

Pilot 19 kHz

R Pilot STE REO

98 MHz ANT Input 18 dBf (12.8 Pilot SUBl kHz+Pilot (100%

STE REO SG

1000 Hz

MoD)

Input Minimum

with sine wave

(100%

Hz

SSG

MHz

Input Minimum

(100%

Hz

Input 65 dBf

1000

dB)

MoD)

(See

MHz

dB)

FM

r 9 kHz

kHz+Pilot

MoD)

Input

dB)

FM

MOD)

dB)

Ffvl SSG

Mode 1

kHz

(100%

SG

dB)

FM

19

kHz

MoD)

FOR

provision

the

indicated

available

measurement,

by

power

general

FMSG

IHFM-T-200

FEED

SIGNAL

dBf

Hz

65 dBf

FM SSG

MOD)

sine

wave

MoD)

Hz

FM

SSG

Fig.

FEED SIGNAL

dBf

SSG

(9%

65 dBf

SSG

(9%

+

MOD)

SSG

(9%

3-2

MOD)

on

FM.

of

IHFM-T-200, a new

available power

"dBf",

ratio

(open

IHFM-T-i00

is

load

shown

abstract

below.

TO

Terminal

ANT

300s}

as above

Same

Same as above

as

Same

,

ANT 3004

Same as above

Same as

Same

ratio

indication type);

is desisnated

page

terminal

as

above

as above

s)

above

meas-

"dBf"

from

0.8

To

to-

MEASURE

OUTPUT

OUT

or

R-CH

L VTVM & Scope

as

Same

above

AD' UST

103 F-2s90

TCO3 F-2590

as above

Same

as above

Same

Signal

Meter

MEA5U

RE

OUTPUT

Stereo ind icator VRO5

TPO5

-2s90

F Use Freq. counter

OUT

L-CH

VTVM

&

Scope

Stereo ind

icator

o

The relation between the

FM

L0t, F-2590

TCOl, F-2590

VRO2 F-2s90

F-2590

VRO5 F

VRO4 F

VRO3 F

and the

former

SSG 65.8d8

ADI

-2590

-2s90

-2590

ADJ

Max. on signal VTVM & Center on

Tuning

L02

TCO2

Same

J

3 on Meter

UST ADJ

Light

i 6 kHz

ouT

Muting r8dBf(12.8 lnd icator lighting level 18

dBf

standard

indication

"dB"

UST

FOR

Indication

meter-&

Scope.

Indication

Meter

as

above

as above

UST FOR

ind

icator

t200 Hz

-3s

dB

level

dB)

(1

2.8

dB)

input

is shown

REMARKS

rtt

88

I

Lllr'rl'r

I

-

l[;;l;-l

"

r,,'u"||,'r

/#

FI

REMA RKS

Adjust the VR05 within

center of

lighting

level

Confirm L-CH

FM ON

65 dBf

below.

separation

-+

R-CH

MUTING Switch

of

IHFM-T-200

ANT lnput

e2

lP

l,'rlr',1

59.8d8

:

t

-l

v

FM

MONO 1 000

FM

STEREO

modulation

frequency

Hz

1

000

Hz

modulation

mode

SUB

modulation

facto

100%

Pilot

+

Pilot

SUB

r

9%

100%

4