Panasonic PT-LB20VEA Manuals

Manuals and User Guides for Panasonic PT-LB20VEA. We have 2 Panasonic PT-LB20VEA manuals available for free PDF download: Service Manual, Specifications

Panasonic PT-LB20VEA Service Manual

Panasonic PT-LB20VEA Service Manual (75 pages)

Brand: Panasonic | Category: Projector | Size: 8.03 MB

Table of Contents

Table of Contents
4
General Guidelines
5
Leakage Current Check
5
UV Precaution and UHM Lamp Precautions
5
Safety Precautions
5
2 Ext Option

6
3 Self-Check Mode

7
4 Service Mode

9
- Procedure to Enter the Service Mode
  9
- Canceling the Service Mode
  9
5 Flicker Adjustment Mode

9
6 Using the SERIAL Connector

10
7 Disassembly Instructions

15
- Printed Circuit Board and Main Parts Location
  15
- Removal of Upper Case
  16
- Removal of A-P.C.board
  16
- Removal of WL-P.C.board (PT-LB20NTU/E/EA Only)
  17
- Removal of S1-P.C.board
  17
- Removal of S2-P.C.board
  17
- Removal of K-P.C.board
  17
- Removal of B/Q-Module
  18
- Removal of P-Module
  18
- Removal of Lamp Unit
  19
- Removal of Analysis Block and Lens
  19
- Removal of LCD Block
  20
- Replacement of LCD Panel
  20
- LCD Panel Discrimination
  21
- LCD Panel Combination
  21
- Replacement of Incidence Polarizer (R and B)
  21
- 8 Measurement and Adjustments
  
  24
  - Adjustment Procedure Flowchart
    24
  - Cautions for Adjustment
    24
  - Setting before Adjustment
    24
  - Convergence Adjustment
    24
  - Lighting Area Adjustment
    25
  - Adjustment Procedure
    26
  - Software for Adjustment
    27
  - Flicker Adjustment
    28
  - Input Level Adjustment
    28
  - Setup Procedure
    29
  - Model Information Setup
    29
- 9 Troubleshooting
  
  30
10 Interconnection Block Diagram

41
- Interconnection Block Diagram (1/2)
  41
- Interconnection Block Diagram
  42
11 Block Diagram

43
- Power Supply
  43
- Signal Processing (1/3)
  44
- Signal Processing (2/3)
  45
- Signal Processing (3/3)
  46
12 Schematic Diagram

47
- A-P.C.board (1/4)
  48
- A-P.C.board (2/4)
  49
- A-P.C.board (3/4)
  50
- A-P.C.board (4/4)
  51
- WL-P.C.board (1/2)
  52
- WL-P.C.board (2/2)
  53
- B-Module (1/2)
  54
- B-Module (2/2)
  55
- K-P.C.board
  56
- S1-P.C.board, S2-P.C.board
  57
13 Circuit Boards

59
- A-P.C.board (Foil Side) / WL-P.C.board (Foil Side/Component Side)
  59
- A-P.C.board (Component) / S1-P.C.board (Foil Side/Component Side)
  60
14 Terminal Guide of Ics and Transistors

61
15 Exploded Views

62
16 Replacement Parts List

65

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Panasonic PT-LB20VEA Specifications

Panasonic PT-LB20VEA Specifications (6 pages)

Micro Portable XGA/SVGA LCD Projectors

Brand: Panasonic | Category: Projector | Size: 0.6 MB

Table of Contents

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