Read Sony KP-HW512K90 Service Manual online
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KP-HW512K90
RM-Y909K
TABLE OF CONTENTS
Section
Title
Page
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Section
Title
Page
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1. SELF DIAGNOSIS FUNCTION
····································· 5
2. DISASSEMBLY
2-1.
REAR BOARD REMOVAL ....................................... 8
2-2.
CHASSIS ASSY REMOVAL ..................................... 8
2-3.
SERVICE POSITION ................................................. 8
2-4.
H2 BOARD REMOVAL ............................................. 8
2-5.
H1 BOARD REMOVAL ............................................. 9
2-6.
H3 BOARD REMOVAL ............................................. 9
2-7.
MIRROR COVER REMOVAL .................................. 9
2-8.
BEZNET ASSY REMOVAL ...................................... 9
2-9.
AD BOARD AND B BOARD REMOVAL .............. 10
2-10.
F BOARD AND G BOARD REMOVAL ................ 10
2-11.
A BOARD, D BOARD AND
U BOARD REMOVAL ............................................. 10
U BOARD REMOVAL ............................................. 10
2-12.
PICTURE TUBE REMOVAL .................................. 11
2-13.
HIGH-VOLTAGE CABLE INSTALLATION AND
REMOVAL ................................................................ 11
REMOVAL ................................................................ 11
3. SET-UP ADJUSTMENTS
3-1.
SCREEN VOLTAGE ADJUSTMENT
(COARSE ADJUSTMENT) ..................................... 12
(COARSE ADJUSTMENT) ..................................... 12
3-2.
SCREEN (G2) ADJUSTMENT
(FINE ADJUSTMENT) ............................................ 12
(FINE ADJUSTMENT) ............................................ 12
3-3.
DEFLECTION YOKE TILT ADJUSTMENT .......... 12
3-4.
FOCUS LENS ADJUSTMENT ............................... 12
3-5.
FOCUS VR ADJUSTMENT .................................... 13
3-6.
2-POLE MAGNET ADJUSTMENT ........................ 13
3-7.
CENTERING MAGNET ADJUSTMENT ............... 13
3-8.
4-POLE MAGNET ADJUSTMENT ........................ 13
3-9.
DEFOCUS ADJUSTMENT (BLUE) ........................ 13
3-10.
ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER ........................................................ 14
COMMANDER ........................................................ 14
3-11.
REGISTRATION ADJUSTMENT ........................... 25
3-12.
AUTO CONVERGENCE OFFSET .......................... 29
3-13.
AUTO REGISTRATION ERROR CODE LIST ...... 29
4. CIRCUIT ADJUSTMENTS
4-1.
P & P SUB CONTRAST
ADJUSTMENT (VIDEO) (SCON) .......................... 31
ADJUSTMENT (VIDEO) (SCON) .......................... 31
4-2.
P & P SUB CONTRAST
ADJUSTMENT (RF) (SCON) .................................. 31
ADJUSTMENT (RF) (SCON) .................................. 31
4-3.
P & P SUB-HUE AND
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ...... 31
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ...... 31
4-4.
P & P SUB-HUE AND
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ....... 31
SUB-COLOR ADJUSTMENT (SHUE, SCOL) ....... 31
4-5.
BLUE OFFSET ADJUSTMENT .............................. 32
5. SAFETY RELATED ADJUSTMENTS
5-1.
HV REGULATION CIRCUIT CHECK AND
ADJUSTMENT ......................................................... 33
ADJUSTMENT ......................................................... 33
5-2.
HV HOLD DOWN CIRCUIT OPERATION
CHECK AND ADJUSTMENT ................................. 33
CHECK AND ADJUSTMENT ................................. 33
5-3.
+B MAX VOLTAGE CONFIRMATION ................. 33
5-4.
+B OVP CONFIRMATION ...................................... 33
6. DIAGRAMS
6-1.
BLOCK DIAGRAM (1) ........................................... 34
BLOCK DIAGRAM (2) ........................................... 35
BLOCK DIAGRAM (3) ........................................... 36
BLOCK DIAGRAM (4) ........................................... 37
BLOCK DIAGRAM (5) ........................................... 38
BLOCK DIAGRAM (6) ........................................... 39
BLOCK DIAGRAM (7) ........................................... 40
BLOCK DIAGRAM (8) ........................................... 41
BLOCK DIAGRAM (9) ........................................... 42
BLOCK DIAGRAM (10) ......................................... 43
BLOCK DIAGRAM (11) .......................................... 44
BLOCK DIAGRAM (2) ........................................... 35
BLOCK DIAGRAM (3) ........................................... 36
BLOCK DIAGRAM (4) ........................................... 37
BLOCK DIAGRAM (5) ........................................... 38
BLOCK DIAGRAM (6) ........................................... 39
BLOCK DIAGRAM (7) ........................................... 40
BLOCK DIAGRAM (8) ........................................... 41
BLOCK DIAGRAM (9) ........................................... 42
BLOCK DIAGRAM (10) ......................................... 43
BLOCK DIAGRAM (11) .......................................... 44
6-2. CIRCUIT BOARDS LOCATION ................................. 45
6-3. SCHEMATIC DIAGRAMS .......................................... 45
6-4. PRINTED WIRING BOARDS ..................................... 74
6-5. WAVEFORMS ............................................................... 88
6-6. IC BLOCK DIAGRAMS ............................................... 90
6-7. SEMICONDUCTORS ................................................... 94
6-3. SCHEMATIC DIAGRAMS .......................................... 45
6-4. PRINTED WIRING BOARDS ..................................... 74
6-5. WAVEFORMS ............................................................... 88
6-6. IC BLOCK DIAGRAMS ............................................... 90
6-7. SEMICONDUCTORS ................................................... 94
7. EXPLODED VIEWS
7-1.
COVER ..................................................................... 95
7-4.
CHASSIS .................................................................. 96
7-7.
PICTURE TUBE ....................................................... 97
8. ELECTRICAL PARTS LIST····································
98
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