Sony KV-AR29T80C Service Manual ▷ View online
CHASSIS
SERVICE MANUAL
MODEL
COMMANDER
DEST. CHASSIS NO.
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MODEL
COMMANDER
DEST. CHASSIS NO.
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BY-1A
KV-AR29T80C
RM-W104
China
SCC-M35A-A
KV-AR29X80C
RM-W104
China
SCC-M35B-A
TRINITRON
COLOR TV
R
RM-W104
KV-AR29T80C/AR29X80C
TV
1
2
3
4
6
7
8
9
0
5
MENU
PROG
A/B
RESET
– 2 –
KV-AR29T80C/AR29X80C
RM-W104
RM-W104
(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 CRIT-
ICAL 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 CRIT-
ICAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-
TION IS SUSPECTED.
– 3 –
KV-AR29T80C/AR29X80C
RM-W104
RM-W104
Section
Title
Page
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Section
Title
Page
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6. DIAGRAMS
6-1.
BLOCK DIAGRAM (1) ........................................... 21
BLOCK DIAGRAM (2) ........................................... 23
BLOCK DIAGRAM (3) ........................................... 25
BLOCK DIAGRAM (4) ........................................... 27
BLOCK DIAGRAM (2) ........................................... 23
BLOCK DIAGRAM (3) ........................................... 25
BLOCK DIAGRAM (4) ........................................... 27
6-2. CIRCUIT BOARDS LOCATION ................................. 29
6-3. SCHEMATIC DIAGRAMS .......................................... 29
6-3. SCHEMATIC DIAGRAMS .......................................... 29
Schematic Diagram of A (1/3) Board ........................ 31
Schematic Diagram of A (2/3) Board ....................... 33
Schematic Diagram of A (3/3) Board ....................... 35
Schematic Diagram of C Board ................................ 37
Schematic Diagram of D3, H Board ........................ 39
Schematic Diagram of J Board ................................ 41
Schematic Diagram of U Board ............................... 43
Schematic Diagram of A (2/3) Board ....................... 33
Schematic Diagram of A (3/3) Board ....................... 35
Schematic Diagram of C Board ................................ 37
Schematic Diagram of D3, H Board ........................ 39
Schematic Diagram of J Board ................................ 41
Schematic Diagram of U Board ............................... 43
6-4. PRINTED WIRING BOARD ........................................ 45
• A Board ................................................................... 45
• C Board ................................................................... 47
• D3 Board ................................................................. 48
• H Board ................................................................... 49
• J Boards .................................................................. 50
• U Board ................................................................... 51
• C Board ................................................................... 47
• D3 Board ................................................................. 48
• H Board ................................................................... 49
• J Boards .................................................................. 50
• U Board ................................................................... 51
6-5. WAVEFORMS ............................................................... 53
6-6. SEMICONDUCTORS ................................................... 54
6-6. SEMICONDUCTORS ................................................... 54
7. EXPLODED VIEWS
7-1.
CHASSIS SECTION ................................................ 55
7-2.
CRT SECTION ......................................................... 56
7-3.
BEZEL SECTION ..................................................... 57
8. ELECTRICAL PARTS LIST
.
• A Board ............................................................................... 58
• C Board ............................................................................... 63
• D3 Board ............................................................................. 64
• H Board ............................................................................... 64
• J Board ................................................................................ 64
• U Board ............................................................................... 64
• C Board ............................................................................... 63
• D3 Board ............................................................................. 64
• H Board ............................................................................... 64
• J Board ................................................................................ 64
• U Board ............................................................................... 64
TABLE OF CONTENTS
1. SPECIFICATIONS
............................................................. 4
2. DISASSEMBLY
2-1.
REAR COVER ............................................................ 5
2-2.
SERVICE POSITION ................................................. 5
2-3.
SPEAKER ................................................................... 6
2-4.
D3 BOARD ................................................................. 6
2-5.
H, J BOARDS ............................................................. 6
2-6.
TERMINAL BRACKET ............................................. 7
2-7.
A BOARD ................................................................... 7
2-8.
U BOARD ................................................................... 8
2-9.
C BOARD ................................................................... 8
2-10. HARNESS ARRANGEMENT ................................... 8
2-11.
2-11.
REMOVAL OF ANODE-CAP .................................... 9
2-12. CRT ........................................................................... 10
3. SERVICE MODE
3-1.
METHOD OF SETTING THE SERVICE
ADJUSTMENT MODE ............................................ 11
ADJUSTMENT MODE ............................................ 11
3-2.
SERVICE MODE ADJUSTMENT ........................... 11
3-3.
MEMORY WRITE CONFIRMATION METHOD .. 11
3-4.
ADJUSTING BUTTONS AND INDICATOR ......... 11
3-5.
SERVICE MODE LIST ............................................ 12
4. SET-UP ADJUSTMENTS
4-1.
BEAM LANDING .................................................... 14
4-2.
CONVERGENCE ADJUSTMENT .......................... 15
4-3.
G2 (SCREEN) ADJUSTMENT ................................ 17
4-4.
FOCUS ADJUSTMENT 1 ........................................ 17
4-5.
NECK ASSY TWIST ADJUSTMENT ..................... 17
4-6.
SFC COARSE ADJUSTMENT ................................ 17
4-7.
SUB COLOR ADJUSTMENT ................................. 18
4-8.
SUB HUE ADJUSTMENT ....................................... 18
4-9.
FOCUS ADJUSTMENT 2 ........................................ 18
5. SAFETY RELATED ADJUSTMENTS
5-1.
CHECKING OCP OPERATION .............................. 19
5-2.
CONFIRMATION OF V-PROTECTOR .................. 19
5-3.
CHECKING POWER SUPPLY VOLTAGES .......... 19
– 4 –
KV-AR29T80C/AR29X80C
RM-W104
RM-W104
KV-AR29T80C
Note
KV-AR29X80C
Power requirements
220 V AC, 50 Hz
Power consumption (W)
Indicated on the rear of the TV
Television system
B/G, I, D/K, M
Color system
PAL, NTSC3.58, NTSC4.43
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
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 W + 7 W (6 W + 6 W for 7% distortion)
Number of terminal
(Video)
Input: 3 Output: 1
Phono jacks; 1 Vp-p, 75 ohms
(Audio)
Input: 3 Output: 1
Phono jacks; 500 mVrms
(S Video)
Input: 1
Y: 1 Vp-p, 75 ohms, unbalanced,
sync negative
C: 0.286 Vp-p, 75 ohms
(Component
Input: 1
Phono jacks; Y: 1 Vp-p, 75 ohms,
Video)
sync negative
C
B
: 0.7 Vp-p, 75 ohms
C
R
: 0.7 Vp-p, 75 ohms
Audio: 500 mVrms
Picture tube
29 type
Tube size (cm)
72
Measured diagonally
Screen size (cm)
68
Measured diagonally
Dimensions (w/h/d, mm)
765 x 578 x 502
Mass (kg)
48
Design and specifications are subject to change without notice.
SECTION 1
SPECIFICATIONS