Sony AX-1, KV-HR36M31 Service Manual

HCSD

ID:

079663

MODEL COli.lidANDEP

m-HR36M3

1

RM-

1007

m.

CHASSIS

oc~

scc-MI~A-A

NO.

MGDE'L

1

I

COMMANDER

m.

CHASSIS NO.

TRINITRONa

COLOR

TV

Specifications

Power ~~fl~~mpti~fl

Color system

Available language Teletext Stereo/Bilinaual system

-

Channel coverage

;T(Antenna) Audio output (Speaker)

I

3D

Woofer

)Number of terminal

Q

(Video)

b

(Audio)

-53

(S Video)

+D

(Component Video)

-f&J

(G/B/WHD/ VD Video)

D

+c-

(Center

Speaker)

2

(Headphones)

Picture tube

Tube size (cm) (measured diagonally) Screen size (cm) (measured diagonally)

Dimensions

-

Mass (kg)

(wlhld, mm)

.-

(W)

for

KV-HR36

320-240 k 4C, 50160 Ind~cateci on the rear of the TV

BIG,

1.

DIK.

M

PAL,

PA1

60. SECtlM, \TSC4 43. -WSC3 58

/

English. Farsi. French

XICAM Sti.reo/Bilinpual

1

VHF

E2

LO

EII

VHF: CI toC12.Rl toR12/LtlF:C13 toC57.R21 toR60!CATk-: SO1 toS03.SI toS41,ZI

75-ohm external terminal

7.W

+

7.5W

Hz

DjK,

I.

I

CHF E21 to h69

BIG:

w

Input: 4 Output: ! Phono

6

Input: Input: 2

--

Input:

Inpu~:

--

Input:

Output:

Output: 1 Phono jacks; 500 mVrms

2

I

1 Stereo minijack

jacks:

I Vp-p. 75 ohms

Y:

1 Vp-p. 75 ohms, unbalanced. sync negative

C:

0.286

Vp-p.

Phono jacks

Y:

1 Vp-p, 75 ohms. sync negative P,/C,: 0.7 Vp-p. P,IC,: 0.7 Vp-p. 75 ohms Audio:

500 mVrms

Phono jacks

G:

0.7

Vp-p, 75 ohms,

R:

0.7 Vp-p, 75 ohms

HD:

0.7 Vp-p. 75 ohms. VD: 0.7 Vp-p. 75 ohms

120 W max.. 8 ohms

M31

--

A3

Stereo/Bilinpual [German)

I

75

CATV

ohms

75

sol

to s03,

ohms

B:

0.7 Vp-p. 75 ohms.

--

BjG

sl

to s41

-

.-

--

1

I

and specifica~ions

iksign

are

subject to change without notice.

SHORTCIRCUITTHE ANODE OFTHE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD. OR CAR-

BON PAINTED

AN

ISOLATION TRANSFORMER SHOULD BE USED DURING

ANY SERVICE TO

CAUSE OF

THE

CHASSIS OFTHIS RECEIVER IS DIRECTLY CONNECTED

TO THE AC POWER LINE.

COMPONENTS IDENTIFIED BY SHADING AND MARK THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE

PARTS THESECOMPONENTS BERS APPEAR AS SHOWN IN MENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT

CRITICALTO SAFEOPERATION ARE IDENTIFIED IN THlS

ARE MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITICAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-

TION IS SUSPECTED,

ON THE CRT, AFTER REMOVING THE ANODE.

LIVE CHASSIS.

SAFETY-RELATED COMPONENT WARNING!!

LIST ARE CRITICAL TO SAFE OPERATION. REPLACE

(CAUTION)

WARNING!!

AVOID POSSIBLE SHOCK HAZARD, BE-

A

ON

WITH SONY PARTS WHOSE PART NUM-

THlS MANUAL OR IN SUPPLE-

When a malfunction occurs thenindicator only blinks for one of the following diagnosis items. malfunctions, the item uhch iirst occurred blinks. If the malfunctions occurred simultancously. the item with the lower blink count blinks first. The screen display displays the results regarding tions occurred.

1

Nunrber+tmes

Diagnosis Item

+B

overcurrent IOCP)

+B

overvoltage IOVP) 3 times

Vertical deflection stopped

((V-STOP)

---

1

indicator bMs

1

2 times

!

1

4 times

SELF

DIAGNOSIS

bhlking of the mindicator.

confinn the matter on the screen

of Malfunction Location

all

the diagnosis items listed below. The display " 0 " means that no malfunc-

~

Probable Cause Location

1

78001 (FBTl Rare sllort-circuit etc. (D board)

1

Q5001 (H-OUT), Q5006 iD board)

1

+B

loau open iD board)

I

PH8003, control system malfunction L2603 Open

--101(<

1

(CXA2170Q)

OUT) (D boadj IC401

FUNCTION

R6570

(MJ

board)

and

to predlct the loc'lt~on

I

[Relay is off when the power

I

turns on.)

OpeCp-~

1

Has entered standby mode.

~

1

Has entered standby mode.

of

the abnormd~t>.

In

case of two or more

Detected SJ mptoms

entered

standby

mode.

1

.

Ill

error MiBLiOi)

i

I

5

times

6 times

I

Horizontal deflecnon IC401 (CXA2150Q) (MJ board) Q5404 stopped (H-STOP)

Audlo Protector

tfigh-Voltage stopped

(HV-PROT)

(

Zero Cross DET emor

1

.

I

7 nmes

8

hmes

10 tlmes

9

tlmes

VTDEO OLT 9003 (C board) IC1.01 (CX42170Q)

(

iMJ board) Sub power supply system load shorted etc

1

[A

board)

I

1

(S-COR-OUT), Q5001 (H-OUT). Q5006

'

IC1-000. 2001 malfuncuon

I

T8001 IC8002. Q8013.8014. R805I

RYhO00

IC

malfunction IC9001, 9002.

--

(A

board)

(FBT)

rare short-circu~t (D board',

(D

board)

Power relay meltlng down (A board) ' Has not entered standby mode

Has

not

entered standby mode

---

I

Has entered standby mode

I

1

Has entered standby mode.

I

)

Has entered standby mode

I

Has

entered

4

1

I

mode

(

3.

Blinking

<

FRONT

count

PANEL

display

>

of

rl

/

indicator

*

One

blink

is not used for self-diagnosis

-

a

~ndicator

@A'

Release

4.

Self-diagnosis screen displays

of

The

STAYD

TV

on the

But

in

the

For details. refer to the item

In

cases of malfunctions where it is not possible to determine the symptom such as when the power goes off occasionally or when

thc

screen disappears occasionally, there is a screen display on whether the malfunction occurred or not

the detection circuit operated or not)

Quickly press the remote command button in the following order from the standby state

indicator blinking.

BY

indicator blinhg display

main unit or removing the plug from [he power.

RLJY

ERR

(10

<Diagnosis

+B +B Vertical deflection stop 4 times

times blinhg). do not release by tuning power off.

1-6.

in

Items> <Number of Blinks>

overcurrent overvoltage

Lamp

Lamp OFF : 0.3 seconds

is

released by turning

order to allow confirmation.

2

3

ON

:

0.3 seconds

times times

OFF

the power switch

JAAL

dr~r~

. . , .

-~.J~JJ-A~~~.JJI

--

;-

-

+----;

3.0 Lamp seconds OFF

-

:

in

the past (and whether

%-

Self-diagnosis screen display

this

Be aware that

entering the service mode

differs from the method

"G" : OK, "NG" : DETECTS ONCE OR MORE

THE

101

"0"

of

(

r/1+/

10

NO RELATION TO DIAGNOSIS.

:

NO LED BLINKING FOR WDT.

:

NUMBER

)

DIGITS

OF

NUMERALS ARE FOR CHECKING,

OF

DETECTION.

5.

After

the

self-diagnosis operation

.

The results &splay is not automatically cleared. In case of repairs and after repairs. check to return the results display to

.

If

the results display is not returned to

"

O

".

''

0

"

it will not be possible

to

judge a new malfunctio~l after completing repairs.

the

self-diagnosis screen and

be

sure

<Method

(FROM A BOARD)

(FROM D BOARD)

FROM

i~~nhh

of Clearing

1.

Power off

z.

l"lo_l

3.

Channel

of Ending Self Diagnosis Screen>

When ending the self-diagnosis screen completely, turn the powcr switch OFF on the remote commander or the main unit

AUDIO PROT

LOW-B ERR

Results

!Set

+

@

*

Displap

to the standby mode)

+

1x1

+

r-1

(Test reset = Factory presel condition)

(Service Mode)

1

HV-PROT

ov

P

A, D BOARD)

AC-RLY MICRO-

(TO A BOARD) COMPUTER

OCP

A

n

nnnnn)

-1

I

1

MAIN MICRO-

CXA-2170Q

MJ

BOARD

-

IC102

BLINKING

LED

TIMES

*

12C YCJ RETURN DATA

SYMPTOM

1

+B

OCP

+B OVP V-STOP AKB

LOW-B ERROR

H-STOP AUDIO PROT

Z

DET

HV PRT

V,

+B

OCP

+B

OVP

V-STOP

Am

LOW-B ERROR

13-STOP

LV.

D. T.

AUDIO

HV-PROT

Z

PROT

DET

If

the ICY01

LEU

If

the IC701 Pin

LED If

the return data Bit0 inakc STANDBY LED blinks four times. If the return data Bit2 ST.4,XDBY At this time, AC-RELAY continues to high. If the

AC-RELAY low (P-OFF) and make STANDBY LED blinks six times.

turn If the return data make STANDBY LED blinks seven times. Obsenies the watch dock timer (BUS COMMLWIC!iTION ERROR DET) bus communication. If errors are detected, counts up and reform

(No

LED blinking). In case of turns low (Power off) and STANDBY-LED

In

case of Pin BS fixed Stand-by, makes AC-RELAY turns low (Power There are two causes for Zero Cross Error.

?Jormally the pulse doubled AC power supply frequeny is fed to Pin 8 of ICIOS. But abnormal pulse is fed. times.

Jii

11

(+B OCP DET) is

hlinks twice.

15

(+B OVI' DET) is high 2 seconds. turn AC-FGLAY low (P-OFF) and make STANDBY

blinks three times.

(VNG)

(IKREF) Erom CXA2

LED blinks five times.

IC701

Pin 69 (AC-RELAY) is high

Bit1

(HNG)

85

of ICSOl (AUDIO PROT DET) turns high 60msec twice at a time. makes AC-RELAY

33

of IClOl (HV-PROT DET) Lurns high

this case,

"1"

is nor displayed

hgh

2 seconds, turn AC-REl.AY low (P-OFF) and make STAVDBY

from CXA2150Q is

and

from CX42170 is

the bus communication and displays the number of

it

makes AC-RELAY turns low (Power offj and STAYDBY-LED blinks 9

in

'9. Z DET' column

"1"

while 2 seconds. turn AC-RELAY low (P-OFF) and

1SOQ

is "0" and there is no chanze for

the

43

(LOW-B ERfiOR DET) is low while 5 seconds.

"1"

while 2 seconds, turn AC-RELAY low (P-OFF) md

blink 8 rimes.

10

seconds conrinuously in normal operation

off)

and ST,L\NDBY-LED

in

the self-diagnosis mode.

20

seconds, make

time.

blinks

10

in

case of the

times.

or

in

2-1.

REAR COVER ASSEMBLY

SECTION

2

DISASSEMBLY

2-3.

SERVICE POSITION

@

Four screws (+BVTP 4x1 6)

I

v-C'L'~

Jqb

P

d

Three screws (i-BVTP 4x1

Three screws

(+BVTP 4x1 6)

Screw (i-BVTP 4x1 6)

6)

1

,

A

support

,

bottom.

2-2.

CHASSIS ASSEMBLY

@

Speaker

assembly

2-4.

SPEAKER BOX ASSEMBLY

@

Two screws

box

(+

TWHTP 4x25)

4

Connector

2-6.

T

BM

AND

UG

BOARDS

@

Two connectors

@

MG

BOARDS

Screw

---------

@

i

T

board

2-7.

A

BOARD

@

CN6100 CN6101

CN6006

Connectors

',,

CN6010

BM

board

(with MS2 board)

9-0

Three screws

(+BVTP

3x1

2)

2-8.

D BOARD

@

Connectors

2-9.

@

Three screws

(+BVTP

SF

BOARD

3x1 2)

@

Connectors

,

".

,

'

L.

LCN3809

-.

/',

SF

board

2-10.

H3,

H4,

H5

AND

@

O

@ @

HMG

BOARDS

@

Connectors Screw

(+BVTP

H4 Connectors

board

CN1054, 1-

3x-8

---

-

Screw

Cnnn~rtnrs

-

,

. . .

- - . -

CN7204

,

\

-

@

Connectors

CN1OO1

to

h

,

1003

@

Connectors

CN9302, 9303

H5

board

\O

/

Screw

I+RVTP

3x1

?\

2-1

1.

HARNESS ARRANGEMENT

CN6006

CQIL,NA

ROTATION

2-12. REMOVAL OF ANODE-CAP

NOTE : After removing the anode, short circuit the anode of the picture tube and

the anode cap to the metal chassis,

C

RT.

CRT

shield or carbon paint on the

*REMOVING PROCEDURES

-

@

Turn up one side of the rubber cap in the direction indicated by the arrow

@

Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow

When one side of the rubber cap is separated from the anode button, the anode-cap

@

can be removed by turning up the rubber cap and pulling it up in the direction of the arrow

O.

/

-6

@

@.

a

HOW

TO

HANDLE AN ANODE-CAP

@

Do not damage the surface of anode-caps with sharp shaped objects.

@

Do not press the rubber too hard so as not to damage the inside of anode-cap.

A

metal fitting called the shatter-hook terminal is built into the rubber.

@

Do not turn the foot of rubber over too hard.

The shatter-hook terminal will stick out or damage the rubber.

2-13.

NOTE:

CRT

After removing the anode, short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or carbon paint on the

CRT.

@

Speaker box assembly

1

\/

C-

\

w,

Neck assembly

@

Anode cap

/

coil

9

Chassis assembly

/

(Crown washer

+TP

SECTION

3

METHOD OF SETTINGTHE SERVICE ADJUSllVlENT

3-1.

MODE

SERVICE MODE PROCEDLIRE

1. Standby mode. (Power

2.

r@m-+-

on the Remote Commander. (Press each button within

3-2.

SERVICE MODE ADJUSTMENT

Item

NO

of)

+

r-l-+

a

second.)

(reg~ster name)

Category Data

rm!

SERVICE

Adjustment item up

Adjustment item down

MODE

3-4.

ADJUSTING BUTTONS AND INDICATOR

..

'

--

I/&

-

3.

The

SCREEN

4.

Press or on the Remote Commander to select the adjustment item.

5.

Press or on the Remote Commander to change the data.

6.

Press or category.

7.

If

you want to recover

to read the memory

8.

Press

'iLVB3G

9.

Turn power off.

Note: Press then

or turn set off and on to exit.

3-3.

MEMORY WRITE CONFIRMATION METHOD

1.

After adjustment,

2.

Turn power on and set to Service Mode.

3.

Call

the adjusted items again and confirm they were adjusted.

displays the item being adjusted.

a

on the Remote Commander to select the

the

latest values press then

then to write into memory.

on he Remote Commander

turn

power off with the remote commander.

~TR/IP

to

initialize

3-5.SERVICE MODE

Standards

*l

RF

'

CV

I

YC

:

CO>fP

So.

Same

LIST

Standards

'-2

*3

Standards

ar

i

c-v

RGH

i

>IS I Twin

$1

I

~r-

1

rnw

Sony AX-1, KV-HR36M31 Service Manual

Specifications

TABLE OF CONTENTS

DISASSEMBLY