SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
Multimedia LCD Projector
October 2004
Digital Media Division
No. 0549
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
as
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. 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
ing
on the projector.
4. Do not touch the exhaust fan during operation.
5. The LCD module assembly is likely to be damaged. If 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 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. Names of each part --------------------------------- 3
4. Adjustment -------------------------------------------- 5
5. Troubleshooting ------------------------------------ 11
6. Service points -------------------------------------- 1
6
7. Wiring diagram ------------------------------------- 32
8. Disassembly diagram
----------------------------- 3
6
9. Replacement parts list
---------------------------- 4
4
10.RS-232C commands ----------------------------- 4
5
11. Block diagram -------------------------------------- 5
3
12. Connector connection diagram ---------------- 5
4
13.Basic circuit diagram ------------------------------ 5
5
Contents
PJ400
(C12S)
CP-RS55
(C12S)
Summary of Contents for Performa CP-RS55
Page 27: ... CP RS55 only ...
Page 28: ... for CP RS55 only ...
Page 36: ...36 8 Disassembly diagram ...
Page 37: ...37 ...
Page 54: ...54 12 Connector connection diagram Connector connection diagram C12S ...
Page 57: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A POWER UNIT CIRCUIT C12S ...
Page 58: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 1 C12S ...
Page 59: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 2 C12S ...
Page 60: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 3 C12S ...
Page 61: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 4 C12S ...
Page 62: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 5 C12S ...
Page 63: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 6 C12S ...
Page 64: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 7 C12S ...
Page 65: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 8 C12S ...
Page 66: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 9 C12S ...
Page 67: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 10 C12S ...
Page 68: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly MAIN 11 C12S ...
