Sony KV-J14KD5 Service Manual ▷ View online
MODEL
COMMANDER DEST.
CHASSIS NO.
KV-J14KD5
RM-870 Vietnam
SCC-K26N-A
KV-J14KF5
RM-870 Vietnam
SCC-K26P-A
SERVICE MANUAL
MODEL
COMMANDER DEST. CHASSIS NO.
CHASSIS
TRINITRON
®
COLOR TV
BG-1S (D)
– 2 –
KV-J14KD5/J14KF5
RM-870
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, D/K
Color system
PAL, PAL 60, NTSC4.43, NTSC3.58 (AV IN)
Channel coverage
B/G
VHF: E2 to E12/UHF: E21 to E69/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
Audio output (speaker)
3W
KV-J14KD5
3W + 3W
KV-J14KF5
Inputs
Antenna: 75 ohms
VIDEO IN jacks: phono jacks
Video: 1 Vp-p, 75 ohms
Audio: 500 mVrms, high impedance
Outputs
Earphone jack: minijack
KV-J14KD5
Headphone jack: minijack
KV-J14KF5
MONITOR OUT jacks: phono jacks
Video: 1 Vp-p, 75 ohms
Audio: 500 mVrms
Picture tube
14 in.
Tube size (cm)
37
Measured diagonally
Screen size (cm)
34
Measured diagonally
Dimensions (w/h/d, mm)
456
×
343
×
416
Mass (kg)
12
Design and specifications are subject to change without notice.
– 3 –
KV-J14KD5/J14KF5
RM-870
TABLE OF CONTENTS
1. GENERAL
....................................................................
4
2. DISASSEMBLY
2-1.
Rear Cover Removal ...........................................
9
2-2.
A Board Removal ................................................
9
2-3.
Service Position ...................................................
9
2-4.
Replacement of Parts ...........................................
10
2-5.
Demagnetization Coil Removal ..........................
10
2-6.
Picture Tube Removal .........................................
11
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing ......................................................
12
3-2.
Convergence ........................................................
13
3-3.
Focus Adjustment ................................................
15
3-4.
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 .........................................................
21
5-4.
Picture Distortion Adjustment .............................
21
6. DIAGRAMS
6-1.
Block Diagram ......................................................
23
6-2.
Circuit Boards Location .......................................
25
6-3.
Schematic Diagrams and Printed Wiring Boards
25
(1)
Schematic Diagram of A Board ............................
29
(2)
Schematic Diagrams of A11, A12 and C Boards .
33
6-4.
Semiconductors .....................................................
37
7. EXPLODED VIEW
7-1.
Chassis ..................................................................
39
8. ELECTRICAL PARTS LIST
...................................
41
Section
Title
Page
Section
Title
Page
– 4 –
KV
-J14KD5/J14KF5
-J14KD5/J14KF5
RM-870
SECTION 1
GENERAL
The operating instructions mentioned here are partial abstracts from the
Operating Instructions Manual. The page numbers of the Operating
Instruction Manual remain as in this manual.
Operating Instructions Manual. The page numbers of the Operating
Instruction Manual remain as in this manual.
2
MONITOR
OUT
AUDIO
VIDEO
VIDEO
IN
2
3
1
3
TV SYSTEM
AUTO PROGR
B/G
I
D/K
M
TV SYSTEM
AUTO PROGR
B/G
D/K
TV SYSTEM