Hitachi CP-SX635W, Service Manual

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SM 0 321
CP-SX635W
(ED3SX40N)
SERVICE MANUAL
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 Multimedia LCD Projector.
Be sure to read cautionary items described in the manual to maintain safety before servicing.
Caution
1. When replac ing the lamp , avoid burns to your fi ngers , t he lamp becomes very hot.
2. Never touch the lamp bulb with a fi nger or anything else. Never drop it or give it a shock as this 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 (circuit) and power unit (ballast) after turn ing on the projector.
4. Do not touch the exhaust fan during operation.
5. The LCD module assembly is likely to be damaged. When replacing the LCD LENS/PRISM
assembly, do not hold the FPC of the LCD module assembly.
6. Use the cables which are included with the projector or as specifi ed.
Service Warning
Warning
The technical information and parts shown in this
manual are not to be used for the development,
design, production, storage or use of nuclear, chemical,
biological or missile weapons or other weapons of
mass destruction or military purposes or purposes that
endanger global safety and peace. Moreover, do not
sell, give, or export these items, or grant permission for
use to parties with such objectives. Forward all inquiries
to Hitachi Ltd.
1. Features ------------------------------------------------------ 2
2. Specifi cations ----------------------------------------------- 2
3. Controls --------- -------------- ------------------------------- 3
4. Adjustment --------------------------------------------------- 6
5. Troubleshooting ------------------------------------------ 13
6. Servic ing ------- ------- -------------------------------------- 20
7. Wiring diagram s ------------------------------------------- 37
8. Disassembly diagram ----------------------------------- 49
9. Replacement parts list ---------------------------------- 60
10. RS-232C communication ------------------------------ 61
11. Block diagram--------------------------------------------- 7 0
12. Connector connection diagram ----------------------- 71
13. Schematic diagram s ------------------------------------ 7 2
Contents
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Multimedia LCD Projector
January 2009