Read Sony KV-HX32M31 (serv.man2) Service Manual online
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KV-HX32M31
RM-1008
(CAUTION)
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CAR-
BON PAINTED ON THE CRT, AFTER REMOVING THE ANODE.
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CAR-
BON PAINTED ON THE CRT, AFTER REMOVING THE ANODE.
WARNING!!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING
ANY SERVICE TO AVOID POSSIBLE SHOCK HAZARD, BE-
CAUSE OF LIVE CHASSIS.
THE CHASSIS OF THIS RECElVER IS DIRECTLY CONNECTED
TO THE AC POWER LINE.
ANY SERVICE TO AVOID POSSIBLE SHOCK HAZARD, BE-
CAUSE OF LIVE CHASSIS.
THE CHASSIS OF THIS RECElVER IS DIRECTLY CONNECTED
TO THE AC POWER LINE.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE
THESECOMPONENTS WITH SONY PARTS WHOSE PART NUM-
BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-
MENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT
ARE CRITICAL TO SAFEOPERATION ARE IDENTIFIED IN THIS
MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITI-
CAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-
TION IS SUSPECTED.
PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE
THESECOMPONENTS WITH SONY PARTS WHOSE PART NUM-
BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-
MENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT
ARE CRITICAL TO SAFEOPERATION ARE IDENTIFIED IN THIS
MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITI-
CAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-
TION IS SUSPECTED.
TABLE OF CONTENTS
Section
Title
Page
––––––
––––
––––
1. SELF DIAGNOSIS FUNCTION
................................... 5
2. DISASSEMBLY
2-1.
REAR COVER ASSEMBLY ...................................... 9
2-2.
CHASSIS ASSEMBLY ............................................... 9
2-3.
SERVICE POSITION ................................................. 9
2-4.
T AND UG BOARDS ............................................... 10
2-5.
BH AND MG BOARDS ........................................... 10
2-6.
A BOARD ................................................................. 11
2-7.
D BOARD ................................................................. 11
2-8.
H3, H4 AND H5 BOARDS ...................................... 11
2-9.
HARNESS ARRANGEMENT ................................. 12
2-10. REMOVAL OF ANODE-CAP .................................. 13
2-11.
2-11.
CRT ........................................................................... 14
3. SERVICE MODE
3-1.
METHOD OF SETTING THE SERVICE
ADJUSTMENT MODE ............................................ 15
ADJUSTMENT MODE ............................................ 15
3-2.
SERVICE MODE ADJUSTMENT ........................... 15
3-3.
MEMORY WRITE CONFIRMATION METHOD .. 15
3-4.
ADJUSTING BUTTONS AND INDICATOR ......... 15
3-5.
SERVICE MODE LIST ............................................ 16
4. SET-UP ADJUSTMENTS
4-1.
BEAM LANDING .................................................... 47
4-2.
CONVERGENCE ADJUSTMENT .......................... 48
4-3.
G2 (SCREEN) ADJUSTMENT ................................ 50
4-4.
FOCUS ADJUSTMENT 1 ........................................ 50
4-5.
NECK ASSY TWIST ADJUSTMENT ..................... 51
4-6.
PICTURE DISTORTION ADJUSTMENT .............. 51
4-7.
P&P SUB CONTRAST ADJUSTMENT (VIDEO) .. 51
4-8.
P&P SUB-HUE AND SUB-COLOR
ADJUSTMENT (VIDEO) ......................................... 52
ADJUSTMENT (VIDEO) ......................................... 52
4-9.
WHITE BALANCE ADJUSTMENT ....................... 52
4-10. FOCUS ADJUSTMENT 2 ........................................ 52
5. SAFETY RELATED ADJUSTMENTS
5-1.
+B MAX VOLTAGE CONFIRMATION ................. 53
5-2.
HV REGULATION CIRCUIT ADJUSTMENT ....... 53
5-3.
HV PROTECTOR CIRCUIT ADJUSTMENT ......... 53
5-4.
IK PROTECTOR CIRCUIT CHECK (D BOARD) . 53
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