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TC-P42GT30A
1 Safety Precautions .................................................................3
1.1. General Guidelines ...............................................................3
1.2. Touch-Current Check ............................................................3
2 Warning ....................................................................................4
2.1. Prevention of Electrostatic Discharge (ESD) ........................4
2.2. About lead free solder (PbF).................................................5
3 Service Navigation .................................................................6
3.1. PCB Layout ..........................................................................6
3.2. Applicable signals .................................................................7
4 Specifications .........................................................................8
5 Technical Descriptions ..........................................................9
One-to-One ..........................................................................9
5.2. USB HDD Recording ............................................................9
6 Service Mode ..........................................................................10
6.1. How to enter into Service Mode ...........................................10
6.2. Option - Mirror ......................................................................12
6.3. Service tool mode .................................................................12
6.4. Hotel mode ...........................................................................13
6.5. Data Copy by SD Card ........................................................14
7 Troubleshooting Guide ..........................................................17
7.1. Check of the IIC bus lines.....................................................17
7.2. Power LED Blinking timing chart ..........................................18
7.3. No Power ..............................................................................18
7.4. No Picture .............................................................................19
7.5. Local screen failure ..............................................................20
8 Disassembly and Assembly Instructions .............................21
8.1. Remove the Rear cover........................................................21
8.2. Remove the AC inlet .............................................................21
8.3. Remove the P-Board ............................................................21
8.4. Remove the Terminal covers and the shield metals .............21
8.5. Remove the A-Board ............................................................22
8.6. Remove the Side unit assy ...................................................22
8.7. Remove the SN-Board .........................................................22
8.8. Remove the SS-Board..........................................................23
8.9. Remove the SS2-Board........................................................23
8.10. Remove the Fan .................................................................23
8.11. Remove the Speakers ........................................................23
8.12. Remove the Stand bracket .................................................24
8.13. Remove the K-Board ..........................................................24
8.14. Remove the S-Board ..........................................................24
8.15. Remove the V-Board ..........................................................24
8.16. Remove the Bottom cabinet assy .......................................24
8.17. Remove the Plasma panel from the Cabinet assy .............25
8.18. Remove the Contact metals ...............................................25
8.19. Remove the C1-Board ........................................................25
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8.20. Remove the C2-Board ........................................................26
8.21. Replace the Plasma panel..................................................26
9 Measurements and Adjustments ..........................................27
9.1. Adjustment ............................................................................27
10 Block Diagram ......................................................................35
10.1. Main Block Diagram ...........................................................35
10.2. Block (1/4) Diagram ............................................................36
10.3. Block (2/4) Diagram ............................................................37
10.4. Block (3/4) Diagram ............................................................38
10.5. Block (4/4) Diagram ............................................................39
11 Wiring Connection Diagram ................................................40
11.1. Caution statement ...............................................................40
11.2. Wiring (1) ............................................................................40
11.3. Wiring (2) ............................................................................41
11.4. Wiring (3) ............................................................................41
11.5. Wiring (4) ............................................................................42
11.6. Wiring (5) ............................................................................42
12 Schematic Diagram ..............................................................43
P Board ...................................................................................44
A Board ...................................................................................45
K Board ...................................................................................65
S Board ...................................................................................66
SS Board ................................................................................67
SS2 Board ..............................................................................68
SN1 Board ..............................................................................69
SN2 Board ..............................................................................70
V Board ...................................................................................71
C1 Board.................................................................................72
C2 Board.................................................................................73
13 Printed Circuit Board ...........................................................74
P Board ...................................................................................74
A Board ...................................................................................76
K, S and V Boards ..................................................................78
C1 and C2 Boards ..................................................................79
SN Board ................................................................................80
SS Board ................................................................................82
SS2 Board ..............................................................................84
14 Exploded View and Replacement Parts List ......................85
14.1. Replacement Parts List Note ..............................................85
14.2.1. Cabinet Exploded View ...................................................86
14.2.2. Packing and Accessories Exploded View ........................87
14.2.3. Mechanical Replacement Parts List ................................88
14.3. Electrical Replacement Parts List .......................................89
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