SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Plasma Display
September 2006
YK
No.034E
SERVICE MANUAL
42PD9800TA(FW1)
Be sure to read this manual before servicing. To assure safety from
fi
re, electric shock, injury, harmful
radiation and materials, various measures are provided in this HITACHI display.
Be sure to read cautionary items described in the manual to maintain safety before servicing.
Caution
1. Since Panel Module and front Filter are made of glass, handling the broken Module and Filter shall be
taken care suf
fi
ciently in order not to be injured.
2. Replacing work shall be started after the Panel Module and the AC/DC Power supply become suf
fi
-
ciently cool.
3. Special care shall be taken to the display area in order not to damage its surface.
4. The Panel Module shall not be touched with bare hand to protect its surface from stains.
5. It is recommended to use clean soft gloves during the replacing work in order to protect not only the
display area of the Panel Module but also a serviceman himself.
6. The Chip Tube of Panel Module (located upper left of the back and surrounded by frame) and
fl
exible
cables connecting Panel glasses to drive circuit PWBs are very weak, so shall be taken care suf
fi
-
ciently not to break. If you break Chip Tube, the Panel doesn’t display anything forever.
Service Warning
1. Features ----------------------------------------------- 3
2. Speci
fi
cations ----------------------------------------- 4
3. Service point ------------------------------------------ 5
4. Component names ---------------------------------- 6
5. New adoption technology -------------------------- 8
6. Adjustment ------------------------------------------ 12
7. Troubleshooting ------------------------------------ 28
8. Self-diagnosis function --------------------------- 36
9. Basic circuit diagram ------------------------------ 39
10.Printed wiring board diagram ------------------- 64
11.Block diagram -------------------------------------- 69
12.Connection diagram ------------------------------ 70
13.Wiring diagram ------------------------------------- 71
14.Disassembly diagram ---------------------------- 73
15.
Replacement Parts list
----------------------------- 77
Contents
The PDP panel made from FHP is used for this product.
Содержание 42PD9800TAFW1
Страница 64: ...64 42PD9800TA FW1 10 Printed wiring board diagram PWB assembly MAIN side A ...
Страница 65: ...65 42PD9800TA FW1 PWB assembly MAIN side B ...
Страница 68: ...68 42PD9800TA FW1 PWB assembly FILTER PWB assembly FILTER PWB assembly CONTROL PWB assembly SIDE INPUT ...
Страница 69: ...69 42PD9800TA FW1 11 Block diagram ...
Страница 71: ...71 42PD9800TA FW1 13 Wiring diagram 42PD9800TA 1 2 ...
Страница 72: ...72 42PD9800TA FW1 42PD9800TA 2 2 ...
Страница 74: ...74 42PD9800TA FW1 ...
Страница 76: ...76 42PD9800TA FW1 MEMO ...
Страница 98: ...YK No 034E Printed in Japan JE QR70531 42PD9800TA ...