Sony KV-XA34M66 Service Manual ▷ View online
MODEL
COMMANDER DEST. CHASSIS NO.
CHASSIS
TRINITRON
®
COLOR TV
SERVICE MANUAL
BG3R
MODEL
COMMANDER DEST.
CHASSIS NO.
KV-XA34M66
RM-953
GE
SCC-U52A-A
KV-XA34M66
RM-953
Malaysia
SCC-U45C-A
KV-XA34M80
RM-954
E
SCC-U53A-A
KV-XA34M86
RM-953
ME
SCC-U48B-A
KV-XA34N90
RM-914
Taiwan
SCC-U54A-A
RETURN
MENU
PIC MODE
WAKE UP
SOUND
MODE
SLEEP
CABLE
AUTO
PROGRAM
ADD/
ERASE
FAVORITE
SURROUND
MTS
MUTING
DISPLAY
POWER
VIDEO
TV
1
2
5
8
7
4
0
3
9
6
RM914
RM953
RM954
1
4
7
-/--
2
5
8
0
3
6
9
FAVORITE
SOUND
MODE
MODE
PIC MODE
ENTER
MENU
A/B
SURROUND
1
2
3
4
5
6
7
8
0
-/--
9
FAVORITE
SOUND
MODE
MODE
SURROUND
PIP PROGR
PIP PROGR
ENTER
PIC MODE
– 2 –
KV-XA34M66/XA34M86
RM-953
KV-XA34M80/XA34N90
RM-954
RM-914
SPECIFICATIONS
(EXCEPT KV-XA34N90)
Note
Power requirements
110-240 V AC, 50/60 Hz
220-240 V AC, 50/60 Hz
Malaysia
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
Stereo/Bilingual system
NICAM Stereo/Bilingual B/G, I, D/K; A2 Stereo/Bilingual B/G
(KV-XA34M66 only)
Teletext Language
English, Arabic, French
KV-XA34M66/XA34M86 only
Channel coverage
B/G
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
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
CATV: A-8 to A-2, A to W+4, W+6 to W+84
˘
(Antenna)
75-ohm external terminal
Audio output (Speaker)
8W + 8W
Number of terminal
D (Video)
Input: 4*
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms * Three input lines available
≥
(Audio)
Input: 4*
Output: 1
Phono jacks; 500 mVrms
* Three input lines available
(S Video)
Input: 2
Y : 1 Vp-p, 75 ohms,
unbalanced, sync
negative
C :0.286 Vp-p, 75 ohms
unbalanced, sync
negative
C :0.286 Vp-p, 75 ohms
(Component Video) Input: 1
Phono jacks
Y : 1 Vp-p, 75 ohms,
sync negative
C
Y : 1 Vp-p, 75 ohms,
sync negative
C
B
: 0.7 Vp-p, 75 ohms
C
R
: 0.7 Vp-p, 75 ohms
Audio : 500 mVrms
2
(Headphones)
Output: 1
Stereo minijack
Picture tube
34 inch
Tube size (cm)
86
Measured diagonally
Screen size (cm)
80
Measured diagonally
Dimension (w/h/d, mm)
895 x 674 x 590
Mass (kg)
78
Design and specifications are subject to change without notice.
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
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
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.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
– 3 –
KV-XA34M66/XA34M86
RM-953
KV-XA34M80/XA34N90
RM-954
RM-914
SPECIFICATIONS
(KV-XA34N90 ONLY)
Note
Power requirements
110 V AC, 60 Hz
Power consumption (W) Indicated on the rear of the TV
Television system
M
Color system
NTSC3.58, PAL*, PAL 60*, SECAM*, NTSC4.43*
* AV IN ONLY
Stereo/Bilingual system
MTS
Channel coverage
VHF: 2 to 13 / UHF: 14 to 69 / CATV: 1 to 125
˘
(Antenna)
75-ohm external terminal
Audio output (Speaker)
8W + 8W
Number of terminal
D (Video)
Input: 4*
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms * Three input lines available
≥
(Audio)
Input: 4*
Output: 1
Phono jacks; 500 mVrms
* Three input lines available
(S Video)
Input: 2
Y : 1 Vp-p, 75 ohms,
unbalanced, sync
negative
C :0.286 Vp-p, 75 ohms
unbalanced, sync
negative
C :0.286 Vp-p, 75 ohms
(Component Video) Input: 1
Phono jacks
Y : 1 Vp-p, 75 ohms,
sync negative
C
Y : 1 Vp-p, 75 ohms,
sync negative
C
B
: 0.7 Vp-p, 75 ohms
C
R
: 0.7 Vp-p, 75 ohms
Audio : 500 mVrms
2
(Headphones)
Output: 1
Stereo minijack
Picture tube
34 inch
Tube size (cm)
86
Measured diagonally
Screen size (cm)
80
Measured diagonally
Dimension (w/h/d, mm)
895 x 674 x 590
Mass (kg)
78
Design and specifications are subject to change without notice.
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
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
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.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
– 4 –
KV-XA34M66/XA34M86
RM-953
KV-XA34M80/XA34N90
RM-954
RM-914
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION
................................
5
1. GENERAL
........................................................................
8
2. DISASSEMBLY
2-1.
Rear Cover Removal ................................................ 60
2-2.
Speaker Removal ..................................................... 60
2-3.
Chassis Assy Removal ............................................. 60
2-4.
F Bracket Removal .................................................. 60
2-5.
Service Position ....................................................... 60
2-6.
Replacement of Parts ............................................... 61
2-6-1 Replacement of Light Guide ..............................................
61
2-6-2 Replacement of Power Button ...........................................
61
2-7.
HV Cap Block, PWB Holder and J Board Removal .. 61
2-8.
Terminal Bracket Removal ...................................... 61
2-9.
D2 Board Removal .................................................. 61
2-10. B1, P2 and V1 Boards Removal .............................. 61
2-11. H Board Removal .................................................... 62
2-12. A and B Boards Removal ........................................ 62
2-13. Picture Tube Removal .............................................. 62
2-14. Removal of Anode Cap ............................................ 63
2-11. H Board Removal .................................................... 62
2-12. A and B Boards Removal ........................................ 62
2-13. Picture Tube Removal .............................................. 62
2-14. Removal of Anode Cap ............................................ 63
3. ADVANCE OPERATION
3-1.
"RESET" Function ................................................... 64
4. SET-UP ADJUSTMENTS
4-1.
Beam Landing .......................................................... 65
4-2.
Convergence Adjustment ......................................... 66
4-3.
Focus Adjustment .................................................... 68
4-4.
G2 (Screen) and White Balance Adjustments ......... 69
5. CIRCUIT ADJUSTMENTS
5-1.
Adjustments with Commander ................................ 70
5-2.
Adjustment Method ................................................. 70
5-3.
Picture Quality Adjustments .................................... 75
5-4.
Display position Adjustment ................................... 75
5-5.
Deflection Adjustment ............................................. 75
5-6.
A Board Adjustment After IC003
(memory) Replacement ........................................... 76
(memory) Replacement ........................................... 76
5-7.
Picture Distortion Adjustment ................................. 77
Section
Title
Page
6.
DIAGRAMS
6-1-1.Block Diagram .......................................................... 79
6-2. Circuit Board Location ............................................. 83
6-3. Schematic Diagrams ................................................. 84
6-2. Circuit Board Location ............................................. 83
6-3. Schematic Diagrams ................................................. 84
(1) Schematic Diagram of A Board .......................... 85
(2) Schematic Diagram of B Board ........................ 101
(3) Schematic Diagram of H Board ....................... 109
(4) Schematic Diagram of D2 Board .................... 111
(5) Schematic Diagram of P2 Board ...................... 113
(6) Schematic Diagram of C6 Board ...................... 115
(7) Schematic Diagram of B1 Board ...................... 116
(8) Schematic Diagram of VM1 Board .................. 117
(9) Schematic Diagram of V1 Board ...................... 118
(10) Schematic Diagram of F, J and DH Boards ... 119
(2) Schematic Diagram of B Board ........................ 101
(3) Schematic Diagram of H Board ....................... 109
(4) Schematic Diagram of D2 Board .................... 111
(5) Schematic Diagram of P2 Board ...................... 113
(6) Schematic Diagram of C6 Board ...................... 115
(7) Schematic Diagram of B1 Board ...................... 116
(8) Schematic Diagram of VM1 Board .................. 117
(9) Schematic Diagram of V1 Board ...................... 118
(10) Schematic Diagram of F, J and DH Boards ... 119
6-4. Voltage Measurements ............................................ 123
6-5. Waveforms .............................................................. 131
6-6. Printed Wiring Boards and Parts Location ............. 132
6-7. Semiconductors ....................................................... 141
6-5. Waveforms .............................................................. 131
6-6. Printed Wiring Boards and Parts Location ............. 132
6-7. Semiconductors ....................................................... 141
7.
EXPLODED VIEWS
7-1. Picture Tube ............................................................ 143
7-2. Chassis .................................................................... 144
7-2. Chassis .................................................................... 144
8.
ELECTRICAL PARTS LIST
.................................... 145