Sony KP-48PS2 / KP-61PS2 Service Manual ▷ View online
SERVICE MANUAL
MODEL
COMMANDER
DEST.
CHASSIS NO.
CHASSIS
RE-3
PROJECTION TV
KP-48PS2
RM-903
AEP
SCC-P38G-A
KP-61PS2
RM-903
AEP
SCC-P38H-A
2
0
5
8
1
4
7
3
6
9
OK
RM-903
KP-48PS2
KP-61PS2
– 2 –
KP-48PS2/61PS2
K
RM-903
CAUTION
SHORT CIRCUIT THE ANODE OF HTE PICTURE TUBE
AND THE ANODE CAP TO THE METAL CHASSIS, CRT
SHIELD, OR CARBON PAINTED ON THE CRT, AFTER
REMOVING THE ANODE.
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 AP-
PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-
MENTS PUBLISHED BY SONY.
SAFE OPERATION. REPLACE THESE COMPONENTS
WITH SONY PARTS WHOSE PART NUMBERS AP-
PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE-
MENTS PUBLISHED BY SONY.
SPECIFICATIONS
Design and specifications are subject to change without notice.
TV system
B/G/H, D/K, I, L
B/G/H, D/K, I, L
Colour system
PAL, SECAM
NTSC 3.58, 4.43 (only Video In)
PAL, SECAM
NTSC 3.58, 4.43 (only Video In)
Channel coverage
VHF:
VHF:
E2-E12
UHF:
E21-E69
CATV:
S1-S20
HYPER:
S21-S41
D/K:
R1-R12, R21-R69
I:
UHF B21-B69
L:
F2-F10, B-Q, F21-F69
Projected picture size
KP-61PS2:
61 inches (approx. 154 cm measured diagonally)
KP-48PS2:
48 inches (approx. 121 cm measured diagonally)
KP-61PS2:
61 inches (approx. 154 cm measured diagonally)
KP-48PS2:
48 inches (approx. 121 cm measured diagonally)
Rear Terminals
Centre speaker input terminals (2
terminals)
terminals)
(L,R) audio outputs (phono jacks)
1/
21-pin Euro connector (CENELEC
standard) including audio/video input,
RGB input, TV audio/video output
standard) including audio/video input,
RGB input, TV audio/video output
2/
2
21-pin Euro connector (CENELEC
(SMARTLINK)
standard) including audio/video input,
S video input, selectable audio/video
output
S video input, selectable audio/video
output
3/
3
21-pin Euro connector (CENELEC
standard) including audio/video input,
S video input, audio/video output
(monitor out)
standard) including audio/video input,
S video input, audio/video output
(monitor out)
Front Terminals
AV4 inputs:
AV4 inputs:
S video input - 4 pin DIN
video input - phono jack
video input - phono jack
2
audio inputs - phono jacks
Headphones jack - minijack stereo
C
Sound output
2 x 30 W (music power)
2 x 15 W (RMS)
2 x 30 W (music power)
2 x 15 W (RMS)
Centre SP input
30 W (RMS) (using as the centre speaker)
30 W (RMS) (using as the centre speaker)
Power consumption
225 W
225 W
Standby Power consumption
< 0.7 W
< 0.7 W
Dimensions (w x h x d)
KP-61PS2:
Approx. 1372 x 1528 x 658 mm
KP-48PS2:
KP-61PS2:
Approx. 1372 x 1528 x 658 mm
KP-48PS2:
Approx. 1091 x 1335 x 580 mm
Weight
KP-61PS2: Approx. 92 kg
KP-48PS2: Approx. 68 kg
KP-61PS2: Approx. 92 kg
KP-48PS2: Approx. 68 kg
Accessories supplied
1 Remote Control (RM-903)
2 Batteries (IEC designated)
1 Remote Control (RM-903)
2 Batteries (IEC designated)
Other features
100 Hz picture
Digital Comb filter (High resolution)
TELETEXT, Fastext, TOPtext
NexTView
NICAM
Sleep Timer
Smartlink
Digital Noise detection
Graphic Equaliser
Personal ID
100 Hz picture
Digital Comb filter (High resolution)
TELETEXT, Fastext, TOPtext
NexTView
NICAM
Sleep Timer
Smartlink
Digital Noise detection
Graphic Equaliser
Personal ID
– 3 –
KP-48PS2/61PS2
K
RM-903
1. SELF DIAGNOSIS FUNCTION
1-1.
RE-3 Serf Diagnostic Software ..........................
5
1-2.
Error Detection Monitor .....................................
6
1-2-1. Error Monitor Menu .......................................
6
1-2-2. Error Reader Display .....................................
7
2. DISASSEMBLY
2-1.
Rear Board Removal .........................................
8
2-2.
Main Bracket Block Removal ...........................
8
2-3.
Service Position .................................................
8
2-4.
Control Panel Block and Resistor Assembly
(Focus Pack) Removal ......................................
9
2-5.
Beznet Block Removal ......................................
9
2-6.
Chassis Block Removal ......................................
9
2-7.
Terminal Board Removal ...................................
10
2-8.
BD, DS, D Boards Removal ..............................
10
2-9.
G Board Removal ...............................................
11
2-10. J, B3, E, M, S Boards Removal .........................
11
2-11. A Board Removal ...............................................
12
2-12. High-Voltage Cable Removal and Installation ..
12
2-13. Picture Tube Removal ........................................
12
3. SET-UP ADJUSTMENTS
3-1.
Screen Voltage Adjustment
(Rough Alignment) ...........................................
13
3-2.
Screen (G2) Adjustment ....................................
13
3-3.
Focus Rough Adjustment ..................................
13
3-4.
Deflection Yoke Tilt Adjustment ......................
13
3-5.
2-Pole Magnet Adjustment ................................
14
3-6.
4-Pole Magnet Adjustment ................................
14
3-7.
Green, Red and Blue Focus Adjustment ............
14
3-7-1. Green, Red and Blue Lens Focus
Adjustment ....................................................
14
3-7-2. Green, Red and Blue Electrical Focus
Adjustment ....................................................
14
4. SAFETY RELATED ADJUSTMENT
4-1.
HV Hold Down Adjustment .............................
15
5. ELECTRICAL ADJUSTMENTS
5-1.
Adjustments with Commander ..........................
16
5-1-1. How to Select Each Mode .............................
16
5-1-2. How to Enter TT Mode ..................................
16
5-1-3. How to Enter Service Menu ..........................
16
5-1-4. Screen Display for Service Menu ..................
17
5-1-5. Service List (Projector Engine) .....................
21
5-2.
Registration Adjustment ....................................
22
5-2-1. Data Setting Before Adjustment ....................
22
5-2-2. Main Deflection Adjustment .........................
22
TABLE OF CONTENTS
5-2-3. Operation Method for
Projector Engine Mode ..................................
23
5-2-4. Projector Engine Adjustment
(Sub Deflection Adjustment) .........................
24
5-3.
Auto Convergence Offset ...................................
27
5-4.
Picture Center Adjustment .................................
27
5-5.
White Balance Adjustment ................................
27
5-6.
Sub Bright Adjustment .......................................
27
5-7.
Sub Color Adjustment ........................................
28
5-8.
Sub Color Offset (61 inch model only) .............
28
5-9.
Test-Test Mode ...................................................
29
6. DIAGRAMS
6-1.
Block Diagram (1) ..............................................
30
Block Diagram (2) ..............................................
31
Block Diagram (3) ..............................................
32
Block Diagram (4) ..............................................
33
Block Diagram (5) ..............................................
34
Block Diagram (6) ..............................................
35
Block Diagram (7) ..............................................
36
Block Diagram (8) ..............................................
37
Block Diagram (9) ..............................................
38
6-2.
Frame Schematic Diagram .................................
39
6-3.
Circuit Boards Location .....................................
40
6-4.
Schematic Diagrams and Printed Wiring
Boards .................................................................
40
(1)
Schematic Diagram of A (1/3) Board ................
41
(2)
Schematic Diagram of A (2/3) Board ...............
42
(3)
Schematic Diagram of A (3/3) Board ...............
43
(4)
Schematic Diagram of B3 (1/5) Board ..............
44
(5)
Schematic Diagram of B3 (2/5) Board ..............
45
(6)
Schematic Diagram of B3 (3/5) Board ..............
46
(7)
Schematic Diagram of B3 (4/5) Board ..............
47
(8)
Schematic Diagram of B3 (5/5) Board ..............
48
(9)
Schematic Diagram of BD (1/4) Board .............
49
(10) Schematic Diagram of BD (2/4) Board .............
50
(11) Schematic Diagram of BD (3/4) Board .............
51
(12) Schematic Diagram of BD (4/4) Board .............
52
(13) Schematic Diagrams of CB and CG Boards ......
53
(14) Schematic Diagram of CR Board ......................
54
(15) Schematic Diagram of D (1/4) Board ................
55
(16) Schematic Diagram of D (2/4) Board ................
56
(17) Schematic Diagram of D (3/4) Board ................
57
(18) Schematic Diagram of D (4/4) Board ................
58
(19) Schematic Diagram of DS Board .......................
59
(20) Schematic Diagram of E Board .........................
60
(21) Schematic Diagram of G (1/2) Board ................
61
(22) Schematic Diagram of G (2/2) Board ................
62
(23) Schematic Diagrams of
H1, H2 and H3 Boards .......................................
63
Section
Title
Page
Section
Title
Page
– 4 –
KP-48PS2/61PS2
K
RM-903
Section
Title
Page
(24) Schematic Diagram of J (1/5) Board .................
64
(25) Schematic Diagram of J (2/5) Board .................
65
(26) Schematic Diagram of J (3/5) Board .................
66
(27) Schematic Diagram of J (4/5) Board .................
67
(28) Schematic Diagram of J (5/5) Board .................
68
(29) Schematic Diagram of M (1/2) Board ...............
69
(30) Schematic Diagram of M (2/2) Board ...............
70
(31) Schematic Diagram of S Board ..........................
71
(32) Schematic Diagrams of ZB and ZG Boards ......
72
(33) Schematic Diagram of ZR Board .......................
73
Printed Wiring Boards
• A Board ............................................................
74
• B3 Board ..........................................................
76
• BD Board .........................................................
77
• CB, CG and CR Boards ...................................
78
• D Board ............................................................
79
• DS and E Boards ..............................................
80
• G Board ............................................................
81
• H1, H2 and H3 Boards .....................................
82
• J Board .............................................................
83
• M and S Board .................................................
84
• ZB, ZG and ZR Boards ....................................
85
6-5
Waveforms .........................................................
86
6-6
IC Block Diagrams .............................................
89
6-7
Semiconductors ..................................................
91
7. EXPLODED VIEWS
7-1.
Screen and Cover Block (KP-48) .....................
93
7-2.
Control Panel and Cabinet Block (KP-48) .......
94
7-3.
Screen and Cover Block (KP-61) ......................
95
7-4.
Control Panel and Cabinet Block (KP-61) ........
96
7-5.
Main Bracket Block ...........................................
97
7-6.
Picture Tube Block .............................................
98
8. ELECTRICAL PARTS LIST
............................
99