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SERVICE MANUAL
CHASSIS
TRINITRON® COLOR VIDEO MONITOR
MODEL
DEST.
CHASSIS NO.
...............
.........
.....................
S
MIC
MODEL
DEST.
CHASSIS NO.
...............
.........
.....................
PVM-8042Q
US/CND
SCC-E96H-A
PVM-8045Q
US/CND
SCC-E96J-A
PVM-9042QM
AEP
SCC-F09H-A
PVM-9042QM
AUS
SCC-F90F-A
PVM-9045QM
AEP
SCC-F09J-A
PVM-9045QM
AUS
SCC-F90G-A
PVM-9045PM
BRZ
SCC-F31B-A


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WARNING!!
AN ISOLATIONTRANSFORMER SHOULD BE USED DURING ANY
SERVICE TO AVOID POSSIBLE SHOCK HAZARD, BECAUSE OF
LIVE CHASSIS.
THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTEDTO
THE AC POWER LINE.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK !
!
!
!
! ON THE SCHEMATIC
DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT ARE
CRITICAL TO SAFE OPERATION ARE IDENTIFIED IN THIS
MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITICAL
COMPONENTS ARE REPLACED OR IMPROPER OPERATION IS
SUSPECTED.
ATTENTION!!
AFIN D'EVITER TOUT RISQUE D'ELECTROCUTION PROVENANT
D'UN CHÁSSIS SOUS TENSION, UN TRANSFORMATEUR
D'ISOLEMENT DOIT ETRE UTILISÉ LORS DE TOUT DÉPANNAGE.
LE CHÁSSIS DE CE RÉCEPTEUR EST DIRECTEMENT
RACCORDÉ À L'ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS À LA
SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÈS PAR UNE TRAME ET PAR UNE
MARPUE !
!
!
!
! SUR LES SCHÉMAS DE PRINCIPE, LES VUES
EXPLOSÉES ET LES LISTES DE PIECES CONT D'UNE
IMPORTANCE
CRITIQUE
PUR
LA
SÉCURITÉ
DU
FONCTIONNEMENT. NE LES REMPLACER QUE PAR DES
COMPOSANTS SONY DONT LE NUMÉRO DE PIÉCE EST INDIQUÉ
DANS LE PRÉSENT MANUEL OU DANS DES SUPPLÉMENTS
PUBLIÉS PAR SONY. LES RÉGLAGES DE CIRCUIT DONT
L'IMPORTANCE EST CRITIQUE POUR LA SÉCURITÉ DU
FONCTIONNEMENT SONT IDENTIFIES DANS LE PRÉSENT
MANUEL. SUIVRE CES PROCÉDURES LORS DE CHAQUE
REMPLACEMENT
DE
COMPOSANTS
CRITIQUES,
OU
LORSQU'UN MAUVAIS FONCTIONNEMENT EST SUSPECTÉ.
! WARNING
This manual is intended for qualified service personnel
only.
To reduce the risk of electric shock, fire or injury, do not
perform any servicing other than that contained in the
operating instructions unless you are qualified to do so.
Refer all servicing to qualified service personnel.


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1
S
MIC Chassis
TABLE OF CONTENTS
1.
OPERATING INSTRUCTIONS
2.
SERVICE INFORMATION
2-1. CIRCUIT BOARDS LOCATION ................................................................. 2-1
2-2. DISASSEMBLY ............................................................................................ 2-2
2-2-1.
Cabinet Removal .................................................................................... 2-2
2-2-2.
B Board Removal ................................................................................... 2-2
2-2-3.
Switching Regulator Removal ................................................................ 2-3
2-2-4.
D Board Removal ................................................................................... 2-3
2-2-5.
P Board Removal .................................................................................... 2-4
2-2-6.
Rear Assembly Removal ........................................................................ 2-4
2-2-7.
HA Board Removal ................................................................................. 2-5
2-2-8.
CRT Removal ......................................................................................... 2-5
2-2-9.
Removal of Anode-cap ........................................................................... 2-6
2-2-10. Equipment Required ............................................................................... 2-7
3.
SET-UP ADJUSTMENTS
3-1. PREPARATIONS .......................................................................................... 3-1
3-2. LANDING ADJUSTMENT ........................................................................... 3-2
3-2-1.
Preparations ............................................................................................ 3-2
3-2-2.
Landing Adjustment ............................................................................... 3-2
3-3. CONVERGENCE ADJUSTMENT ............................................................... 3-3
3-3-1.
Horizontal and Vertical Convergence Adjustment on the
Center of Screen ..................................................................................... 3-3
3-3-2.
Horizontal and Vertical Dynamic Convergence Adjustment in the
Vicinity of Screen ................................................................................... 3-4
3-4. FOCUS ADJUSTMENT ................................................................................ 3-5
3-5. WHITE BALANCE ADJUSTMENT ............................................................ 3-5
3-5-1.
Screen Voltage Adjustment .................................................................... 3-5
3-5-2.
White Balance Adjustment ..................................................................... 3-5
4.
SAFETY RELATED ADJUSTMENTS
4-1. B
+ VOLTAGE CHECK ................................................................................ 4-1
4-1-1.
B
+ Voltage Check in AC Operation ...................................................... 4-1
4-1-2.
B
+ Voltage Check in DC Operation ...................................................... 4-2
4-2. PROTECTION CIRCUIT (HOLD-DOWN CIRCUIT) CHECK .................. 4-2
4-2-1.
Shutdown Voltage Adjustment ............................................................... 4-2
4-2-2.
Protection Circuit Operation Check ....................................................... 4-2


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2
S
MIC Chassis
5.
CIRCUIT ADJUSTMENTS
5-1. D BOARD ADJUSTMENTS ......................................................................... 5-1
5-1-1.
Horizontal Oscillating Frequency Adjustment (RV503) ........................ 5-1
5-1-2.
Video Phase Adjustment (RV512, RV516, RV502) .............................. 5-1
5-1-3.
Vertical Blanking Adjustment (RV501) ................................................. 5-2
5-1-4.
Horizontal Blanking Adjustment (RV516) ............................................ 5-2
5-1-5.
Vertical Deflection System Adjustment
(RV505, RV507, RV504, RV518) ......................................................... 5-2
5-1-6.
Horizontal Deflection System Adjustment
(RV508, RV509, RV511, RV514, RV515, and RV801/P Board) ......... 5-3
5-1-7.
Under Scan Adjustment (RV517, RV512) ............................................. 5-3
5-1-8.
Horizontal/Vertical Delay Adjustment (RV832, RV831) ...................... 5-3
5-2. B BOARD ADJUSTMENTS ......................................................................... 5-4
5-2-1.
Primary Color Matrix Adjustment (1) (RV115) ..................................... 5-4
5-2-2.
Primary Color Matrix Adjustment (2) (RV116, RV123) ....................... 5-4
5-2-3.
Burst Gate Pulse Width Adjustment (RV109) ....................................... 5-5
5-2-4.
NTSC Subcarrier Frequency Adjustment (RV1400) ............................. 5-5
5-2-5.
PAL Subcarrier Frequency Adjustment (RV1401) ................................ 5-5
5-2-6.
NTSC Comb Filter Adjustment (RV1, T1/CFM101) ............................. 5-5
5-2-7.
NTSC 3.58 MHz Color Demodulation (B-Y) Adjustment
(RV114, RV111) .................................................................................... 5-6
5-2-8.
NTSC 3.58 MHz Color Demodulation (R-Y) Adjustment
(RV104, RV107) .................................................................................... 5-6
5-2-9.
NTSC 4.43 MHz Color Demodulation Adjustment (RV108, RV112) .. 5-6
5-2-10. PAL Color Demodulation Adjustment
(RV113, RV2/SEP101, RV110, RV105) ............................................... 5-7
5-2-11. Sub-Sharpness Adjustment (RV205) ..................................................... 5-7
5-2-12. Chroma H Pulse Adjustment (RV101, RV102) ..................................... 5-7
5-3. S BOARD ADJUSTMENTS ......................................................................... 5-8
5-3-1.
SECAM Bell Filter Adjustment (T1101) ............................................... 5-8
5-3-2.
SECAM Color Balance Adjustment (L1102, L1103) ............................ 5-8
5-3-3.
SECAM Demodulation Level Adjustment (RV1101, RV1102) ............ 5-8
6.
SEMICONDUCTORS
7.
EXPLODED VIEWS
7-1. CHASSIS ........................................................................................................ 7-1
7-2. PICTURE TUBE ............................................................................................ 7-2
8.
ELECTRICAL PARTS LIST


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3
S
MIC Chassis
9.
BLOCK DIAGRAMS
QA (1/2) ................................................................................................................ 9-1
HA ...................................................................................................................................................... 9-1
X ........................................................................................................................... 9-1
B ........................................................................................................................... 9-2
S ........................................................................................................................... 9-4
QA (2/2) ................................................................................................................ 9-4
FA ....................................................................................................................................................... 9-4
G ........................................................................................................................... 9-4
D ........................................................................................................................... 9-5
CA ....................................................................................................................................................... 9-6
P ........................................................................................................................... 9-6
PA ....................................................................................................................................................... 9-6
10. DIAGRAMS
10-1. FRAME SCHEMATIC DIAGRAMS .......................................................... 10-2
10-2. SCHEMATIC DIAGRAMS/PRINTED WIRING BOARDS ..................... 10-4
SCHEMATIC DIAGRAMS
G Board .............................................................................................................. 10-4
QA Board ............................................................................................................ 10-5
FA Board ............................................................................................................ 10-7
D (1/2) Board ..................................................................................................... 10-9
D (2/2) Board ................................................................................................... 10-10
P Board ............................................................................................................. 10-11
B (1/3) Board ................................................................................................... 10-15
B (2/3) Board ................................................................................................... 10-17
B (3/3) Board ................................................................................................... 10-19
S Board ............................................................................................................. 10-20
HA Board .......................................................................................................... 10-21
PA Board .......................................................................................................... 10-21
CA Board .......................................................................................................... 10-22
X Board ............................................................................................................ 10-22
PRINTED WIRING BOARDS
G Board .............................................................................................................. 10-4
QA Board ............................................................................................................ 10-5
D Board .............................................................................................................. 10-6
FA Board ............................................................................................................ 10-7
P Board ............................................................................................................. 10-11
B Board ............................................................................................................ 10-12
S Board ............................................................................................................. 10-20
HA Board .......................................................................................................... 10-21
PA Board .......................................................................................................... 10-21
CA Board .......................................................................................................... 10-22
X Board ............................................................................................................ 10-22
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