长虹chd2995高清彩电维修手册.pdf

YK No. 0507E
SERVICE MANUAL CP-X325W
Caution
Be sure to read this manual before servicing. To assure safety from fire, electric shock, injury, harmful radiation
and materials, various measures are provided in this Hitachi liquid crystal projector. Be sure to read cautionary
items described in the manual to maintain safety before servicing.
Service Warning
1. When replace the lamp, to avoid burns to your fingers. The lamp es too hot.
2. Never touch the lamp bulb with a finger or anything else. Never drop it or give it a shock. They may cause
bursting of the bulb.
3. This projector is provided with a high voltage circuit for the lamp. Do not touch the electric parts of power unit
(main), when turn on the projector.
4. Do not touch the exhaust fan, during operation.
5. The LCD module ass'y is likely to be damaged. If replacing to the LCD module ass'y, do not hold the FPC of
the LCD module ass'y.
Contents
1. Features 2 8. Connector connection diagram 23
2. Specifications 2 9. Wiring diagram 24
3. Names of each part 3 circuit diagram 27
4. Adjustment 5 diagram 55
5. Troubleshooting 11 parts list 57
6. Service points 17 parts list 58
7. Block diagram 22
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Liquid Crystal Projector
October 2000 Digital Media Systems Division
CP-X325W
1. Features
High brightness, High resolution
Compact size, light weight for portability
RS-munication
Complies with VESA DDC1/2B specifications
Auto-adjustment function
2. Specifications
Drive system TFT active matrix
Liquid crystal
Panel size inches
panel
Number of pixels 1024 (H) x 768 (V)
Lamp 160W UHB
System NTSC , , PAL , M-PAL , PAL60 , N-PAL or SECAM
Composite -p (75½ termination)
Video input Y/C Y : -p (75½ termination)
Level
C : -p (NTSC burst signal, 75½ termination)
-p (PAL/SECAM burst signal, 75½ termination)