Read Sony KV-HX32M31 (serv.man2) Service Manual online
CHASSIS
SERVICE MANUAL
MODEL
COMMANDER
DEST. CHASSIS NO.
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MODEL
COMMANDER
DEST. CHASSIS NO.
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AX-1
KV-HX32M31
RM-1008
OCE
SCC-M13C-A
TRINITRON
COLOR TV
R
RM-1008
KV-HX32M31
TV
CENTER SP
VIDEO
DRC MF
HD/DVD
1
2
3
4
5
6
7
8
0
9
JUMP
PROG
OPTION
RESET
A/B
PROG
INDEX
MENU
V CENTER
TW
IN
PRO
G+
TW
IN
PRO
G–
– 2 –
KV-HX32M31
RM-1008
Specifications
Power requirements
220–240 V AC, 50/60 Hz
Power consumption (W)
Indicated on the rear of the TV.
Television system
B/G, I, D/K, M
Color system
PAL, PAL 60, SECAM, NTSC4.43, NTSC3.58
Available language for
English, Farsi, French
Teletext
Stereo/Bilingual system
NICAM Stereo/Bilingual D/K, I, B/G; A2 Stereo/Bilingual (German) B/G
Channel coverage
B/G
VHF : 0 to 12, 5A, 19A / UHF : 28 to 69 / CATV : S01 to S03, S1 to S41 (Australia only)
VHF : 1 to 11 / UHF : 21 to 69 / CATV : S01 to S03, S1 to S41 (New Zealand only)
VHF : E2 to E12 / UHF : E21 to E69 / CATV : S01 to S03, S1 to S41
I
UHF : B21 to B68 / CATV : S01 to S03, S1 to S41
D/K
VHF : C1 to C12, R1 to R12 / UHF : C13 to C57, R21 to R60 / CATV : S01 to S03, S1 to S41,
Z1 to Z39
M
VHF : A2 to A13 / UHF : A14 to A79/
CATV : A-8 to A-2, A to W+4, W+6 to W+84
8
(Antenna)
75-ohm external terminal
Audio output (Speaker)
7.5W + 7.5W
Number of terminal
(Video)
Input: 4 Output: 1 Phono jacks; 1 Vp-p, 75 ohms
(Audio)
Input: 6 Output: 1 Phono jacks; 500 mVrms
(S Video)
Input: 2
Y: 1 Vp-p, 75 ohms, unbalanced, sync negative
C: 0.286 Vp-p, 75 ohms
(Component
Input: 2
Phono jacks
Video)
Y: 1 Vp-p, 75 ohms, sync negative
P
B
/C
B
: 0.7 Vp-p, 75 ohms
P
R
/C
R
: 0.7 Vp-p, 75 ohms
Audio: 500 mVrms
(G/B/R/HD/
Input: 1
Phono jacks
VD Video)
G: 0.7 Vp-p, 75 ohms, B: 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
(Center
Input:1
120 W max., 8 ohms
Speaker)
i
(Headphones)
Output: 1
Stereo minijack
Picture tube
32in.
Tube size (cm)
82
(measured diagonally)
Screen size (cm)
76
(measured diagonally)
Dimensions (w/h/d, mm)
898 x 607 x 563
Mass (kg)
66.5
Design and specifications are subject to change without notice.
– 3 –
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
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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
– 4 –
KV-HX32M31
RM-1008
Section
Title
Page
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6. DIAGRAMS
6-1.
BLOCK DIAGRAM (1) ........................................... 55
BLOCK DIAGRAM (2) ........................................... 57
BLOCK DIAGRAM (3) ........................................... 59
BLOCK DIAGRAM (4) ........................................... 61
BLOCK DIAGRAM (5) ........................................... 63
BLOCK DIAGRAM (6) ........................................... 65
BLOCK DIAGRAM (7) ........................................... 67
BLOCK DIAGRAM (8) ........................................... 69
BLOCK DIAGRAM (2) ........................................... 57
BLOCK DIAGRAM (3) ........................................... 59
BLOCK DIAGRAM (4) ........................................... 61
BLOCK DIAGRAM (5) ........................................... 63
BLOCK DIAGRAM (6) ........................................... 65
BLOCK DIAGRAM (7) ........................................... 67
BLOCK DIAGRAM (8) ........................................... 69
6-2. CIRCUIT BOARDS LOCATION ................................. 71
6-3. SCHEMATIC DIAGRAMS .......................................... 71
6-3. SCHEMATIC DIAGRAMS .......................................... 71
(1) Schematic Diagram of A (1/3) Board ................ 73
(2) Schematic Diagram of A (2/3) Board ............... 75
(3) Schematic Diagram of A (3/3) Board ............... 77
(4) Schematic Diagram of BH (1/3) Board ............ 79
(5) Schematic Diagram of BH (2/3) Board ............ 81
(6) Schematic Diagram of BH (3/3) Board ............ 83
(8) Schematic Diagram of C Board ......................... 85
(9) Schematic Diagram of D (1/3) Board ............... 87
(10) Schematic Diagram of D (2/3) Board ............... 89
(11) Schematic Diagram of D (3/3) Board ............... 91
(12) Schematic Diagram of H3, H4, H5 Board ......... 93
(13) Schematic Diagram of MG (1/3) Board ............ 95
(14) Schematic Diagram of MG (2/3) Board ............ 97
(15) Schematic Diagram of MG (3/3) Board ............ 99
(16) Schematic Diagram of T Board ....................... 101
(17) Schematic Diagram of UG (1/2) Board ........... 103
(18) Schematic Diagram of UG (2/2) Board ........... 105
(19) Schematic Diagram of W Board ...................... 107
(2) Schematic Diagram of A (2/3) Board ............... 75
(3) Schematic Diagram of A (3/3) Board ............... 77
(4) Schematic Diagram of BH (1/3) Board ............ 79
(5) Schematic Diagram of BH (2/3) Board ............ 81
(6) Schematic Diagram of BH (3/3) Board ............ 83
(8) Schematic Diagram of C Board ......................... 85
(9) Schematic Diagram of D (1/3) Board ............... 87
(10) Schematic Diagram of D (2/3) Board ............... 89
(11) Schematic Diagram of D (3/3) Board ............... 91
(12) Schematic Diagram of H3, H4, H5 Board ......... 93
(13) Schematic Diagram of MG (1/3) Board ............ 95
(14) Schematic Diagram of MG (2/3) Board ............ 97
(15) Schematic Diagram of MG (3/3) Board ............ 99
(16) Schematic Diagram of T Board ....................... 101
(17) Schematic Diagram of UG (1/2) Board ........... 103
(18) Schematic Diagram of UG (2/2) Board ........... 105
(19) Schematic Diagram of W Board ...................... 107
6-4. PRINTED WIRING BOARDS .................................... 109
• A Board ................................................................. 109
• BH Board .............................................................. 111
• C Board ................................................................. 113
• D Board ................................................................. 115
• H3, H4, H5 Board ................................................. 117
• MG Board (A side) ............................................... 119
• MG Board (B side) ............................................... 121
• T Board ................................................................. 123
• UG Board (A side) ................................................ 125
• UG Board (B side) ................................................ 127
• W Board ................................................................ 129
• BH Board .............................................................. 111
• C Board ................................................................. 113
• D Board ................................................................. 115
• H3, H4, H5 Board ................................................. 117
• MG Board (A side) ............................................... 119
• MG Board (B side) ............................................... 121
• T Board ................................................................. 123
• UG Board (A side) ................................................ 125
• UG Board (B side) ................................................ 127
• W Board ................................................................ 129
6-5. WAVEFORMS ............................................................. 130
6-6. SEMICONDUCTORS ................................................. 131
6-6. SEMICONDUCTORS ................................................. 131
7. EXPLODED VIEWS
7-1.
CHASSIS SECTION .............................................. 133
7-2.
SP JOINT BLOCK .................................................. 134
7-3.
CRT SECTION ....................................................... 135
7-4.
BEZEL SECTION ................................................... 136
8. ELECTRICAL PARTS LIST
..................................... 137
• A Board ............................................................................. 137
• BH Board .......................................................................... 140
• C Board ............................................................................. 143
• D Board ............................................................................. 144
• H3 Board ........................................................................... 150
• H4 Board ........................................................................... 151
• H5 Board ........................................................................... 151
• MG Board ......................................................................... 152
• T Board ............................................................................. 157
• UG Board .......................................................................... 158
• W Board ............................................................................ 161
• BH Board .......................................................................... 140
• C Board ............................................................................. 143
• D Board ............................................................................. 144
• H3 Board ........................................................................... 150
• H4 Board ........................................................................... 151
• H5 Board ........................................................................... 151
• MG Board ......................................................................... 152
• T Board ............................................................................. 157
• UG Board .......................................................................... 158
• W Board ............................................................................ 161
Section
Title
Page
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