Hitachi CP-DX250 guide, Service Manual

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1
Content Index
1. Features ................................................................................................................... 2
2. Specifications .......................................................................................................... 3
2.1 Specification Overview ..................................................................................... 3
2.2 Electrical Specification...................................................................................... 4
3. Names of Each Part ............................................................................................... 10
3.1 Projector Exterior View ................................................................................... 10
3.2 Control Panel ................................................................................................... 11
3.3 Remote Control .............................................................................................. 12
4. Adjustment ............................................................................................................. 13
4.1 Repair Flow .................................................................................................... 14
4.2 Basic Operating For Switching Modes ........................................................... 15
4.3 Service Tool .................................................................................................... 17
4.4 Adjustment and Alignment .............................................................................. 22
5. Troubleshooting .................................................................................................... 25
5.1 Basic Trouble Shooting for End Customer ...................................................... 25
5.2 System Analysis Flow ..................................................................................... 26
5.3 LED Messages Definition ............................................................................... 28
5.4 Error Count Messages Definition .................................................................... 29
5.5 Power Supply Trouble Shooting Guide ........................................................... 30
5.6 Optical Trouble Shooting Guide ...................................................................... 33
6. Service Points ........................................................................................................ 35
6.1 Maintenance ................................................................................................... 35
6.2 Replacing The Lamp ...................................................................................... 36
6.3 Resetting the Lamp Timer .............................................................................. 38
6.4 Screw / Torque List ......................................................................................... 39
7. Wiring Diagram ...................................................................................................... 40
7.1 Module Assembly Key Point – Optical Engine ................................................ 40
7.2 Module Assembly Key Point – Mechanical Parts ............................................ 46
8. Disassembly Diagram ........................................................................................... 55
9. Replacement Parts List ......................................................................................... 58
10. Block Diagram ..................................................................................................... 59
11. RS-232 ................................................................................................................... 60
11.1 RS-232 Connection ...................................................................................... 60
11.2 RS-232 Command List ................................................................................. 61
Appendix – Abbreviations & Acronyms................................................................... 63
Update History
Revision Chapter Changes Date
Rev. 001 Initial version 2012/12/07