Sony KV-AR14M50 Service Manual ▷ View online
CHASSIS
TRINITRON
®
COLOR TV
SERVICE MANUAL
BX1S
RM-W101
MODEL
COMMANDER DEST.
CHASSIS NO.
KV-AR14M50
RM-W101 Malaysia
SCC-U96D-A
KV-AR14M50
RM-W101 GE
SCC-V04C-A
KV-AR14M80
RM-W101 ME
SCC-U90D-A
KV-AR14P52
RM-W101 Thailand
SCC-U94J-A
MODEL
COMMANDER DEST.
CHASSIS NO.
– 2 –
KV-AR14M50/AR14M80/AR14P52
RM-W101
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, NTSC3.58, NTSC4.43
Channel coverage
B/G
VHF: E2 to E12 / UHF: E21 to E69
CATV: S01 to S03, S1 to S41
CATV: S01 to S03, S1 to S41
I
UHF: B21 to B68
CATV: S01 to S03, S1 to S41
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
8
(Antenna)
75-ohm external terminal
Audio output (Speaker)
3W + 3W
Number of terminal
D Video
Input: 2
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms
≥ Audio
Input: 2
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
unbalanced sync negative
C: 0.286 Vp-p, 75 ohms
(Component
Input: 1
Phono jacks;
Video)
Y: 1 Vp-p, 75 ohms,
sync negative
C
sync negative
C
B
: 0.7 Vp-p, 75 ohms
C
R
: 0.7 Vp-p, 75 ohms
Audio: 500 mVrms
2 (Headphone)
Output: 1
Stereo minijack
Picture tube
14 in.
Tube size (cm)
37
Measured diagonally
Screen size (cm)
34
Measured diagonally
Dimension (w/h/d, mm)
414 x 352 x 410
Mass (kg)
13
Design and specifications are subject to change without notice.
SPECIFICATIONS
(KV-AR14M50/AR14M80)
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.
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.
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-AR14M50/AR14M80/AR14P52
RM-W101
Note
Power requirements
220-240 V AC, 50/60 Hz
Power consumption (W) Indicated on the rear of the TV
Television system
B/G
Color system
PAL, PAL 60, NTSC3.58 (AV IN), NTSC4.43
Stereo/Bilingual system
A2 Bilingual B/G
Channel coverage
B/G
VHF: E2 to E12 / UHF: E21 to E69
CATV: S01 to S03, S1 to S41
CATV: S01 to S03, S1 to S41
8
(Antenna)
75-ohm external terminal
Audio output (Speaker)
3W + 3W
Number of terminal
D Video
Input: 2
Output: 1
Phono jacks; 1 V
P-P
, 75 ohms
≥ Audio
Input: 2
Output: 1
Phono jacks; 500 mVrms
(Component
Input: 1
Phono jacks;
Video)
Y: 1 Vp-p, 75 ohms,
sync negative
C
sync negative
C
B
: 0.7 Vp-p, 75 ohms
C
R
: 0.7 Vp-p, 75 ohms
Audio: 500 mVrms
2 (Headphone)
Output: 1
Stereo minijack
Picture tube
14 in.
Tube size (cm)
37
Measured diagonally
Screen size (cm)
34
Measured diagonally
Dimension (w/h/d, mm)
414 x 352 x 410
Mass (kg)
13
Design and specifications are subject to change without notice.
SPECIFICATIONS
(KV-AR14P52)
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.
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.
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-AR14M50/AR14M80/AR14P52
RM-W101
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION ............................. 4
1. DISASSEMBLY
1-1. Rear Cover Removal ................................................. 8
1-2. Speaker Removal ...................................................... 8
1-3. Chassis Assy Removal .............................................. 8
1-4. Service Position ........................................................ 8
1-5. Terminal Bracket Removal ....................................... 8
1-6. A Board Removal ...................................................... 8
1-7. Picture Tube Removal ............................................... 9
1-2. Speaker Removal ...................................................... 8
1-3. Chassis Assy Removal .............................................. 8
1-4. Service Position ........................................................ 8
1-5. Terminal Bracket Removal ....................................... 8
1-6. A Board Removal ...................................................... 8
1-7. Picture Tube Removal ............................................... 9
2. SET-UP ADJUSTMENTS
2-1. Beam Landing ......................................................... 10
2-2. Convergence ............................................................ 11
2-3. Focus Adjustment ................................................... 13
2-4. G2 (SCREEN) Adjustments ................................... 13
2-5 White Balance Adjustment ..................................... 13
2-6 Sub Bright Adjustment ........................................... 13
2-2. Convergence ............................................................ 11
2-3. Focus Adjustment ................................................... 13
2-4. G2 (SCREEN) Adjustments ................................... 13
2-5 White Balance Adjustment ..................................... 13
2-6 Sub Bright Adjustment ........................................... 13
3. CIRCUIT ADJUSTMENTS
3-1. Adjustment With Commander ................................ 14
3-2. Adjustment Method ................................................ 15
3-3. Picture Quality Adjustment .................................... 29
3-4. Deflection Adjustment ............................................ 29
3-5. Drive Adjustment .................................................... 30
3-6. Picture Distortion Adjustment ................................ 31
3-2. Adjustment Method ................................................ 15
3-3. Picture Quality Adjustment .................................... 29
3-4. Deflection Adjustment ............................................ 29
3-5. Drive Adjustment .................................................... 30
3-6. Picture Distortion Adjustment ................................ 31
Section
Title
Page
Section
Title
Page
4. DIAGRAMS
4-1. Block Diagram ........................................................ 32
4-2. Circuit Boards Location .......................................... 33
4-3. Schematic Diagram ................................................. 34
4-2. Circuit Boards Location .......................................... 33
4-3. Schematic Diagram ................................................. 34
4-3-1. A Board — Processor (Block A) ................. 35
4-3-2. A Board — Audio (Block B) ....................... 36
4-3-3. A Board — Power Supply (Block C) .......... 38
4-3-4. A Board — Deflection (Block D) ................ 40
4-3-5. A Board — Tuner (Block E) ........................ 42
4-3-6. A Board — Jack (Block F) .......................... 44
4-3-7. C Board Schematic Diagrams ...................... 46
4-3-2. A Board — Audio (Block B) ....................... 36
4-3-3. A Board — Power Supply (Block C) .......... 38
4-3-4. A Board — Deflection (Block D) ................ 40
4-3-5. A Board — Tuner (Block E) ........................ 42
4-3-6. A Board — Jack (Block F) .......................... 44
4-3-7. C Board Schematic Diagrams ...................... 46
4-4. Voltage Measurement and Waveforms ................... 49
4-5. Printed Wiring Boards and Parts Location ............. 52
4-6. Semiconductors ....................................................... 55
4-5. Printed Wiring Boards and Parts Location ............. 52
4-6. Semiconductors ....................................................... 55
5. EXPLODED VIEWS
5-1. Chassis ..................................................................... 57
6. ELECTRICAL PARTS LIST .................................... 58
OPERATING INSTRUCTIONS