Panasonic PT-LB60NTU / PT-LB60NTE / PT-LB60NTEA / PT-LB60U / PT-LB60EA / PT-LB55NTE / PT-LB55NTEA / PT-LB55EA Service Manual ▷ View online
PT-LB60NTU
PT-LB60NTE
PT-LB60NTEA
PT-LB60U
PT-LB60EA
PT-LB55NTE
PT-LB55NTEA
PT-LB55EA
PT-LB60NTE
PT-LB60NTEA
PT-LB60U
PT-LB60EA
PT-LB55NTE
PT-LB55NTEA
PT-LB55EA
LCD Projector
ORDER NO. VED0604370C0
D10
2
PT-LB60NTU / PT-LB60NTE / PT-LB60NTEA / PT-LB60U / PT-LB60EA / PT-LB55NTE / PT-LB55NTEA / PT-LB55EA
3
PT-LB60NTU / PT-LB60NTE / PT-LB60NTEA / PT-LB60U / PT-LB60EA / PT-LB55NTE / PT-LB55NTEA / PT-LB55EA
1
Safety Precautions
5
1.1.
General Guidelines
5
1.2.
Leakage Current Check
5
1.3.
UV Precaution and UHM Lamp Precautions
5
2
Ext Option
6
2.1.
Procedure to enter EXT OPTION
6
2.2.
EXT OPTION Menu and Functions
6
2.3.
Canceling EXT OPTION
7
3
Self-Check Mode
7
3.1.
Procedure to enter the self-check mode
7
3.2.
Self Check Display and Contents
8
3.3.
Canceling the self-check mode
8
4
Test Pattern
9
4.1.
Procedure to display test patterns
9
4.2.
Canceling the test pattern display
9
5
Flicker Adjustment Mode
9
5.1.
Procedure to enter the adjustment mode
9
5.2.
Adjustment Display and Contents
9
5.3.
Canceling the flicker adjustment mode
9
6
Using the SERIAL Connector
10
6.1.
Connection
10
6.2.
Pin Layout and Signal Names for SERIAL Connector 10
6.3.
Communication Settings
10
6.4.
Basic Format
11
6.5.
Control / Query Commands
11
6.6.
Communication Cable Specifications
13
6.7.
Signal Selector Connecting Cable Specifications
14
7
Disassembly Instructions
15
7.1.
Printed Circuit Board and Main Parts Location
15
7.2.
Removal of Upper Case
16
7.3.
Removal of A-P.C.Board
16
7.4.
Removal of WL-P.C.Board (PT-LB60NTU/E/EA, PT-
LB55NTE/EA only)
17
7.5.
Removal of S1-P.C.Board
17
7.6.
Removal of S2-P.C.Board
17
7.7.
Removal of K-P.C.Board
17
7.8.
Removal of G-P.C.Board
18
7.9.
Removal of Z-P.C.Board
18
7.10. Removal of B/Q-Module
18
7.11. Removal of P-Module
18
7.12. Removal of Lamp Unit
19
7.13. Removal of Analysis Block and Lens
19
7.14. Removal of LCD Block
19
7.15. Replacement of LCD Panel (B)
20
7.16. LCD Panel Discrimination
21
7.17. LCD Panel Combination
21
7.18. Replacement of Incidence Polarizer (R and B)
21
7.19. Replacement of Incidence Polarizer (G)
21
7.20. Replacement of Projection Polarizer
22
7.21. Replacement of PBS Array (Analysis Block)
22
8
Measurement and Adjustments
24
8.1.
Adjustment Procedure Flowchart
24
8.2.
Cautions for Adjustment
24
8.3.
Setting Before Adjustment
24
8.4.
Convergence Adjustment
24
8.5.
Lighting Area Adjustment
26
8.6.
Software for Adjustment
28
8.7.
Flicker Adjustment
31
8.8.
Input Level Adjustment
31
8.9.
Model Information Setup
32
9
Troubleshooting
33
10 Interconnection Block Diagram
45
10.1. Interconnection Block Diagram (1/2)
45
10.2. Interconnection Block Diagram (2/2)
46
11 Block Diagram
47
11.1. Power Supply
47
11.2. Signal Processing (1/3)
48
11.3. Signal Processing (2/3)
49
11.4. Signal Processing (3/3)
50
12 Schematic Diagram
51
12.1. A-P.C.Board (1/4)
52
12.2. A-P.C.Board (2/4)
53
12.3. A-P.C.Board (3/4)
54
12.4. A-P.C.Board (4/4)
55
12.5. WL-P.C.Board (1/3)
56
12.6. WL-P.C.Board (2/3)
57
12.7. WL-P.C.Board (3/3)
58
12.8. B-Module (1/2)
59
12.9. B-Module (2/2)
60
12.10. K-P.C.Board
61
12.11. S1-P.C.Board, S2-P.C.Board
62
12.12. G-P.C.Board, Z-P.C.Board
63
13 Circuit Boards
65
13.1. A-P.C.Board
65
13.2. WL-P.C.Board, S1-P.C.Board
66
14 Terminal guide of ICs and transistors
67
15 Exploded Views
68
16 Replacement Parts List
71
CONTENTS
Page
Page
4
PT-LB60NTU / PT-LB60NTE / PT-LB60NTEA / PT-LB60U / PT-LB60EA / PT-LB55NTE / PT-LB55NTEA / PT-LB55EA