Sony TRINITRON KV-J25MF8J User manual

MODEL COMMANDER DEST. CHASSIS NO.

KV-J25MF8J

RM-873 ME SCC-K57P-A

MODEL COMMANDER DEST. CHASSIS NO.

KV-J29MF8J

RM-873 ME SCC-K57N-A

CHASSIS

TRINITRON

COLOR TV

BG-1L

SERVICE MANUAL

– 2 –

Note

Power requirements 110-240 VAC, 50/60 Hz

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

Channel coverage

B/G VHF: E2 to E12 / UHF: E21 to E69 / CATV: S01 to S03, S1 to S41

IUHF: 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: Z1 to Z39, S01 to S03, S1 to S41

MVHF:A2 to A13 / UHF: A14 toA79 /

CATV: A-8 to A-2, A to W+4, W+6 to W+84

Antenna 75-ohm external terminal

Audio output (speaker) 6W + 6W

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

Headphone Output: 1 Minijack

Picture tube Super Trinitron Super Trinitron Plus

(25 in.) (29 in.)

Tube size (cm) 64 72 Measured diagonally

Screen size (cm) 60 68 Measured diagonally

Dimension (w/h/d, mm) 712 ×521 ×520 780 ×577 ×542

Mass (kg) 33 43

Accessory (optional) TV stand (SU-25H) TV stand (SU-29H)

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.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY SHADING AND MARK !

ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND

IN THE PARTS LISTARE CRITICALTO SAFE OPERATION.

REPLACE THESE COMPONENTS WITH SONY PARTS

WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS

MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.

KV-J25MF8J KV-J29MF8J

Design and specifications are subject to change without notice.

– 3 –

TABLE OF CONTENTS

Section Title Page

1. GENERAL........................................................................ 4

2. DISASSEMBLY

2-1. Rear Cover Removal................................................ 11

2-2. Speaker Removal ..................................................... 11

2-3. ChassisAssy Removal ............................................. 11

2-4. Service Position ....................................................... 12

2-5. S1 Board Removal ................................................... 12

2-6. A and D Boards Removal ........................................ 12

2-7. F1 and H3 Boards Removal..................................... 13

2-8. Picture Tube Removal.............................................. 13

3. SET-UP ADJUSTMENTS

3-1. Beam Landing.......................................................... 15

3-2. Convergence............................................................. 16

3-3. FocusAdjustment .................................................... 19

3-4. G2 (Screen) and White BalanceAdjustments......... 20

4. SELF DIAGNOSIS FUNCTION................................ 21

5. CIRCUIT ADJUSTMENT

5-1. Adjustments with Commander ................................ 22

5-2. Adjustment Method ................................................. 23

5-3. Picture Quality Adjustment ..................................... 27

5-4. A Board Adjustment ................................................ 27

5-5. ABoardAdjustyment After IC003 (Memory)

Replacement............................................................. 28

5-6. Picture Distortion Adjustment ................................. 28

Section Title Page

6. DIAGRAMS

6-1. Block Diagram ......................................................... 29

6-2. Frame Schematic Diagram ...................................... 31

6-3 Circuit Boards Location .......................................... 34

6-4. Schematic Diagrams and Printed Wiring Boards.... 34

(1) Schematic Diagrams of D, F1 and H3 Boards ........ 35

(2) Schematic Diagram of A Board............................... 43

(3) Schematic Diagram of S1 Board ............................. 50

(4) Schematic Diagram of C2 Board ............................ 53

(5) Schematic Diagrams of VM Board ......................... 55

6-5. Semiconductors........................................................ 57

7. EXPLODED VIEWS

7-1. Picture Tube ............................................................. 59

7-2. Chassis ..................................................................... 60

8. ELECTRICAL PARTS LIST....................................... 61

– 4 –

SECTION 1

GENERAL The operating instructions mentioned here are partial abstracts from

the Operating Instruction Manual. The page numbers of the

Operating Instruction Manual remain as in the manual.

– 5 –

– 6 –

– 7 –

– 8 –

– 9 –

– 10 –

Other manuals for TRINITRON KV-J25MF8J

This manual suits for next models

Table of contents

Other Sony TV manuals

Sony

Sony Trinitron KV-8AD10 User manual

Sony

Sony BRAVIA XR XR-85X9 L Series User manual

Sony

Sony BRAVIA XR XR-50X90S User manual

Sony

Sony TRINITRON KV-32FV27 User manual

Sony

Sony KV-32XBR400 User manual

Sony

Sony KV-EX29M87 User manual

Sony

Sony Trinitron KD-32DX100U User manual

Sony

Sony KV-E2941B User manual

Sony

Sony Bravia KD-50X80K User manual

Sony

Sony TRINITRON KV-M1100D User manual

Sony

Sony TRINITRON KV-ES38M31 User manual

Sony

Sony BRAVIA KDL-40XBR2 User manual

Sony

Sony KD-55X8200E User manual

Sony

Sony KV-32FX66U User manual

Sony

Sony FD Trinitron KV-32FX68B User manual

Sony

Sony BRAVIA XR-65A8xL User manual

Sony

Sony KV-XF34K94 User manual

Sony

Sony Bravia KDL-40R350B User manual

Sony

Sony Bravia KD-49X8500G User manual

Sony

Sony KV-9PT50 - 9" Trinitron Color Tv User manual

Sony

Sony KV-13M10 User manual

Sony

Sony KLV-32M1 - 32" Lcd Wega Color Tv User manual

Sony

Sony BRAVIA KD-75X7800F User manual

Sony

Sony CTV-25R1 User manual

Popular TV manuals by other brands

Philips

Philips Colour Television Service manual

Toshiba

Toshiba 27A10 owner's manual

Philips

Philips 42PF9630A/37 user manual

Hitachi

Hitachi 32FX48B operating guide

DAEWOO ELECTRONICS

DAEWOO ELECTRONICS DTQ-14V1FC Service manual

Changhong Electric

Changhong Electric uhd55b6000is Operation manual

Philips

Philips Matchline 21CE7551 operating instructions

Panasonic

Panasonic Genus TX-G10 operating instructions

Toshiba

Toshiba 19A20 Service manual

Philips

Philips 25PT4523-16 manual

Philips

Philips PR0930X3 owner's manual

Philips

Philips Brilliance 231P4QPY user manual

Samsung

Samsung 55S9 B Series Quick setup guide

Philips

Philips 32HF9385D Käyttöopas

Sharp

Sharp LC-40FI5012E user manual

Loewe

Loewe Table Stand Reference 55 user guide

Philips

Philips 32PFH5300 Service manual

Sylvania

Sylvania 6427FB owner's manual