Sony KV-J14P2S Service Manual ▷ View online
TRINITRON
®
COLOR TV
SERVICE MANUAL
MODEL
COMMANDER DEST.
CHASSIS NO.
KV-J14P2S
RM-869
Indonesia
SCC-U10D-A
KV-J51PF2S
RM-869
Indonesia
SCC-U10E-A
MODEL
COMMANDER DEST.
CHASSIS NO.
BG-2S
CHASSIS
1
2
3
4
6
7
8
9
÷
0
5
TV
– 2 –
KV-J14P2S/J51PF2S
RM-869
SPECIFICATIONS
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.
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 SUP-
PLEMENTS 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 SUP-
PLEMENTS PUBLISHED BY SONY.
Note
Power requirements
110-240 V AC, 50/60 Hz
Power consumption (W)
Indicated on the rear of the TV
Television system
B/G
Color system
PAL, PAL 60, NTSC4.43, NTSC3.58 (AV IN)
Channel coverage
VHF: E2 to E12/UHF: E21 to E69/CATV: S01 to S03, S1 to S41
Audio output (speaker)
3W
×
2
˘
(antenna)
75 ohms external terminal
Inputs
…
(video input)
phono jacks
D
(video)
1 Vp-p, 75 ohms
≥
(audio)
500 mVrms, high impedance
Outputs
(earphone)
minijack
KV-J14P2S
2
(headphone)
minijack
KV-J51PF2S
Ú
(monitor output)
phono jacks
D
(video)
1 Vp-p, 75 ohms
≥
(audio)
500 mVrms
Picture tube
14 in.
KV-J14P2S
21 in.
KV-J51PF2S
Tube size (cm)
37
Measured diagonally
KV-J14P2S
54
Measured diagonally
KV-J51PF2S
Screen size (cm)
34
Measured diagonally
KV-J14P2S
51
Measured diagonally
KV-J51PF2S
Dimensions (w/h/d, mm)
343
×
456
×
416
KV-J14P2S
610
×
470
×
474
KV-J51PF2S
Mass (kg)
12
KV-J14P2S
22
KV-J51PF2S
Design and specifications are subject to change without notice.
Ø
– 3 –
KV-J14P2S/J51PF2S
RM-869
TABLE OF CONTENTS
1. GENERAL
....................................................................
4
2. DISASSEMBLY
2-1.
Rear Cover Removal ............................................
9
2-2.
Speaker Removal .................................................
9
2-3.
A Board Removal ................................................
9
2-4.
Service Position ...................................................
9
2-5.
Replacement of Parts ...........................................
10
2-5-1.
Replacement of Multi Button .........................................
10
2-5-2.
Replacement of Light Guide ..........................................
10
2-6.
Demagnetization Coil Removal ..........................
10
2-7.
Picture Tube Removal ..........................................
11
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing ......................................................
12
3-2.
Convergence .........................................................
13
3-3.
Focus Adjustment ................................................
15
3-4.
Adjustment by Commander .................................
15
3-5.
G2 (Screen) and White Balance Adjustments .....
15
4. SELF DIAGNOSIS FUNCTION
............................
16
5. CIRCUIT ADJUSTMENTS
5-1.
Adjustments with Commander ............................
17
5-2.
Adjustment Method .............................................
18
5-3.
A Board Adjustment after IC003 (Memory)
Replacement .........................................................
Replacement .........................................................
25
5-4.
Picture Distortion Adjustment .............................
25
6. DIAGRAMS
6-1.
Block Diagram ......................................................
27
6-2.
Circuit Boards Location .......................................
31
6-3.
Schematic Diagrams and Printed Wiring Boards
31
(1)
Schematic Diagram of A Board ...........................
35
(2)
Schematic Diagram A of Board ...........................
39
(3)
Schematic Diagrams C and VM Boards ..............
43
6-4.
Semiconductors .....................................................
51
7. EXPLODED VIEW
7-1.
Chassis ..................................................................
53
8. ELECTRICAL PARTS LIST
....................................
57
Section
Title
Page
Section
Title
Page
– 4 –
KV
-J14P2S/J51PF2S
-J14P2S/J51PF2S
RM-869
SECTION 1
GENERAL
The operating instructions mentioned here are partial abstracts from the
Operating Instr uctions Manual. The page numbers of the Operating
Instruction Manual remain as in this manual.
Operating Instr uctions Manual. The page numbers of the Operating
Instruction Manual remain as in this manual.
2
p KV-J51PF2S
3
SELECT
— PROGR +
— PROGR +
SELECT
1
VHF LOW B/G
1