SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Plasma Display
October 2003 Digital Media Division
SERVICE MANUAL
Be sure to read this manual before servicing. To assure safety from re, electric shock, injury, harmful radiation
and materials, various measures are provided in this HITACHI Plasma display.
Be sure to read cautionary items described in the manual to maintain safety before servicing.
Caution
1. Features--------------------------------------------------3
2. Specications--------------------------------------------5
3. Service point---------------------------------------------9
4. Difference table----------------------------------------10
5. New adoption technology----------------------------12
6. Adjustment---------------------------------------------15
7. Troubleshooting---------------------------------------37
8. Self diagnosis function------------------------------46
9. Basic circuit diagram---------------------------------48
10.Printed wiring board diagram----------------------47
11.Block diagram-----------------------------------------53
12.Connection diagram---------------------------------55
13.Wiring diagram----------------------------------------56
14.Disassembly diagram--------------------------------60
Contents
1.Since Panel Module and Front Filter are made of glass, handling the broken Module and Filter shall be
taken care sufciently in order not to be injured.
2.Replacing work shall be started after the Panel Module and the AC/DC Power Supply become sufciently
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 exible
cables connecting Panel glasses to drive circuit PWBs are very weak, so shall be taken care sufciently
not to break. If you break Chip Tube, the Panel doesn’t display anything forever.
Service Warning
32PD5000/5100/5200/5300
42PD5000/5100/5200/5300
37PD5200 42PMA500E
55PMA550E
15.Mechanical Measurements-------------------------60
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