DOWNLOAD Sony KV-T25MF1K Service Manual ↓ Size: 700.34 KB | Pages: 32 in PDF or view online for FREE

Model
KV-T25MF1K
Pages
32
Size
700.34 KB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-t25mf1k.pdf
Date

Sony KV-T25MF1K Service Manual ▷ View online

MODEL
COMMANDER DEST. CHASSIS NO.
KV-T25MF1K
RM-883
India
SCC-K67H-A
SERVICE MANUAL
MODEL
COMMANDER DEST. CHASSIS NO.
TRINITRON 
®
 
COLOR TV
BG-1S (D) 
CHASSIS
– 2 –
KV-T25MF1K
RM-883
SPECIFICATIONS
Note
Power requirements
110-240 V AC, 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
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
Audio output (speaker)
5W + 5W
Inputs
Antenna: 75 ohms
VIDEO IN jacks: phono jacks
Video: 1 Vp-p, 75 ohms
Audio: 500 mVrms, high impedance
Outputs
Headphone jack: minijack
MONITOR OUT jacks: phono jacks
Video: 1 Vp-p, 75 ohms
Audio: 500 mVrms
Picture tube
25 in.
Tube size (cm)
64
Measured diagonally
Screen size (cm)
60
Measured diagonally
Dimensions (w/h/d, mm)
613 
×
 542 
×
 472
Mass (kg)
32
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 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.
Design and specifications are subject to change without notice.
– 3 –
KV-T25MF1K
RM-883
TABLE OF CONTENTS
1. GENERAL
....................................................................
4
2. DISASSEMBLY
2-1.
Rear Cover Removal ............................................
10
2-2.
A Board Removal ................................................
10
2-3.
Service Position ...................................................
10
2-4.
Replacement of Parts ...........................................
11
2-5.
Demagnetization Coil Removal ..........................
11
2-6.
Picture Tube Removal ..........................................
12
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing ......................................................
13
3-2.
Convergence .........................................................
14
3-3.
Focus Adjustment ................................................
16
3-4.
G2 (Screen) and White Balance Adjustments .....
16
4. SELF DIAGNOSIS FUNCTION
.............................
17
5. CIRCUIT ADJUSTMENTS
5-1.
Adjustments with Commander ............................
18
5-2.
Adjustment Method .............................................
19
5-3.
A Board Adjustment after IC003 (Memory)
Replacement .........................................................
22
5-4.
Picture Distortion Adjustment .............................
22
6. DIAGRAMS
6-1.
Block Diagrams ....................................................
23
6-2.
Circuit Boards Location .......................................
26
6-3.
Schematic Diagrams and Printed Wiring Boards
(1)
Schematic Diagram of A Board ............................
31
(2)
Schematic Diagrams of A11, A12, C and
VM Boards ............................................................
35
6-4.
Semiconductors .....................................................
41
7. EXPLODED VIEW
7-1.
Chassis ..................................................................
43
8. ELECTRICAL PARTS LIST
....................................
45
Section
Title
Page
Section
Title
Page
– 4 –
KV
-T25MF1K
RM-883
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.
2
3
B/G
I
D/K
M
TV SYSTEM
AUTO PROGR
TV SYSTEM
AUTO PROGR
Page of 32
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Sony KV-T25MF1K Service Manual ▷ Download

  • DOWNLOAD Sony KV-T25MF1K Service Manual ↓ Size: 700.34 KB | Pages: 32 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony KV-T25MF1K in PDF for free, which will help you to disassemble, recover, fix and repair Sony KV-T25MF1K TV. Information contained in Sony KV-T25MF1K Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.