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LG RD-JT40/41 Service Manual
1
RD-JT40/RD-JT41
SERVICE MANUAL
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 Acer DLP 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 yor fingers. The lamp becomes too hot.
2. Nevr touch the lamp bulbwith 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
powrer unit (main), when turn on the pojector.
4. Do not touch the exhaust fan, during operation.
Contents
1. Specifications............................................................................................................................................2
2. Spare Parts List .......................................................................................................................................4
3. Shipping Cntents......................................................................................................................................5
4. Projector Dsription....................................................................................................................................6
5. Rmote Control Desription.........................................................................................................................9
6. Insallation................................................................................................................................................11
7. Operation................................................................................................................................................13
8. Shutdown................................................................................................................................................21
9. Maintenance...........................................................................................................................................22
10. Lamp Replacement..............................................................................................................................23
11. Trouble Shooting..................................................................................................................................25
12. Timing Char..........................................................................................................................................33
13. DMD Image Secification.......................................................................................................................34
14. Electrical nterface Caracter..................................................................................................................37
15. Final Assembly Alignent Procedure......................................................................................................39
16. Pakng Description................................................................................................................................44
17. Appearance Description.......................................................................................................................45
18. Dimension ............................................................................................................................................47
19. Schematics ..........................................................................................................................................48
20. Assy Drawing .......................................................................................................................................85