SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Plasma Display
December 2006
YK
No.040E
SERVICE MANUAL
50PD9800TA(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 --------------------------- 32
9. Basic circuit diagram ------------------------------ 35
10.Printed wiring board diagram ------------------- 57
11.Block diagram -------------------------------------- 62
12.Connection diagram ------------------------------ 63
13.Wiring diagram ------------------------------------- 64
14.Disassembly diagram ---------------------------- 66
15.
Replacement Parts list
----------------------------- 71
Contents
The PDP panel made from FHP is used for this product.
Summary of Contents for 50PD9800TA
Page 37: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 37 50PD9800TA FW1 PWB assembly MAIN 1 FW1 ...
Page 39: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 39 50PD9800TA FW1 PWB assembly MAIN 3 FW1 ...
Page 40: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 40 50PD9800TA FW1 PWB assembly MAIN 4 FW1 ...
Page 41: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 41 50PD9800TA FW1 PWB assembly MAIN 5 FW1 ...
Page 42: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 42 50PD9800TA FW1 PWB assembly MAIN 6 FW1 ...
Page 43: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 43 50PD9800TA FW1 PWB assembly MAIN 7 FW1 ...
Page 44: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 44 50PD9800TA FW1 PWB assembly MAIN 8 FW1 ...
Page 46: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 46 50PD9800TA FW1 PWB assembly MAIN 10 FW1 ...
Page 48: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 48 50PD9800TA FW1 PWB assembly MAIN 12 FW1 ...
Page 49: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 49 50PD9800TA FW1 PWB assembly SUB 1 JACK VIDEO SW FW1 ...
Page 53: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 53 50PD9800TA FW1 PWB assembly SUB 5 CN I F FW1 ...
Page 54: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 54 50PD9800TA FW1 PWB assembly FILTER FW1 ...
Page 55: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 55 50PD9800TA FW1 PWB assembly CONTROL Front Input FW1 ...
Page 56: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 56 50PD9800TA FW1 PWB assembly CONTROL LED FW1 ...
Page 57: ...57 50PD9800TA FW1 10 Printed wiring board diagram PWB assembly MAIN side A ...
Page 58: ...58 50PD9800TA FW1 PWB assembly MAIN side B ...
Page 61: ...61 50PD9800TA FW1 PWB assembly FILTER PWB assembly LED PWB assembly CONTROL ...
Page 64: ...64 50PD9800TA FW1 13 Wiring diagram 50PD9800TA 1 2 ...
Page 65: ...65 50PD9800TA FW1 50PD9800TA 2 2 ...
Page 88: ...YK No 040E Printed in Japan JE QR70537 50PD9800TA ...
