Panasonic TH-50PH9UK, Service Manual

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1 Applicable signals 4
2 Safety Precautions 5
2.1. General Guidelines 5
3 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 6
4 About lead free solder (PbF) 7
5 Service Hint 8
6 Disassembly 9
6.1. Removal of the Back Cover 9
6.2. Removal of the HU-Board 9
6.3. Removal of the HA-Board 9
6.4. Removal of the Slot Block 9
6.5. Removal of the J-Board 10
6.6. Removal of the HX-Board 10
6.7. Removal of the PB-Board 10
6.8. Removal of the DA-Board 11
6.9. Removal of the P-Board 11
6.10. Removal of the D-Board 12
6.11. Removal of the H3-Board (L, R) 12
6.12. Removal of the SU-Board and the SD-Board 12
6.13. Removal of the SC-Board 13
6.14. Removal of the SS2-Board and the SS3-Board 13
6.15. Removal of the SS-Board 13
6.16. Removal of the C1, C2, C3, C4, C5 and the C6-Board 13
6.17. Removal of the S1-Board 15
6.18. Removal of the Fan 15
6.19. Removal of the Escutcheon 16
6.20. Removal of the V1-Board and the V2-Board 16
6.21. Removal of the Plasma Panel 17
7 Location of Lead Wiring 20
7.1. Location of Lead Wiring (1) 20
7.2. Location of Lead Wiring (2) 21
7.3. Location of Lead Wiring (3) 22
7.4. Location of Lead Wiring (4) 22
8 Adjustment Procedure 23
8.1. Driver Set-up 23
8.2. Initialization Pulse Adjust 24
8.3. P.C.B. (Printed Circuit Board) Remove 24
8.4. Adjustment Volume Location 25
8.5. Test Point Location 25
9 Service mode 26
9.1. CAT (computer Aided Test) mode 26
9.2. IIC mode structure (following items value is sample data.)
29
10 Adjustment 30
10.1. RGB white balance adjustment 30
10.2. HD white balance adjustment 32
10.3. Power control adjustment 34
11 Trouble shooting guide 35
11.1. Self Check 35
HD, VD / 1.0 - 5.0 Vp-p (high impedance)
Component
Y: 1.0 Vp-p (75-ohm : include sync)
P
B
/ C
B
: 0.7 Vp-p (75-ohm)
P
R
/ C
R
: 0.7 Vp-p (75-ohm)
AUDIO IN (M3 JACK) 0.5 Vrms (high impedance)
SERIAL EXTERNAL CONTROL TERMINAL (D-SUB 9PIN) RS-232C COMPATIBLE
SPEAKERS (6
Ω
) 16 W [8 W + 8 W] (10 % THD)
Accessories Supplied
Remote Control Transmitter EUR7636070R
Batteries 2 × AA Size
Fixing bands (TMME203 or TMME187) × 2
Dimensions (W × H × D) 47.6” (1,210 mm) × 28.5” (724 mm) × 3.7” (95 mm)
Mass (weight)
main unit only approx. 81.6 lbs
with speakers approx. 90.4 lbs
Notes:
· Design and specifications are subject to change without notice. Mass and dimensions shown are approximate.
· This equipment complies with the EMC standards listed below. EN55022, EN55024, EN61000-3-2, EN61000-3-3. (EK/ES/BK/BS)
CONTENTS
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TH-50PH9UK