LG RD-JT40 1024X768 XGA, Service Manual

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LG RD-JT40/41 Service Manual
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RD-JT40/RD-JT41
SERVICE MANUAL
C autio n
Be sure to read this m anual before servicing. To assure safety from fire, electric shock, injury, harm ful
radiation and m aterials, various m easures are provided in this Acer DLP projector. Be sure to read
cautionary item s described in the m anual to m aintain safety before servicing.
Service W arning
1. W hen replace the lam p, to avoid burns to yor fingers. The lam p becom es too hot.
2. Nevr touch the lam p bulbwith a finger or anything else. Never drop it or give it a shock. They m ay cause
bursting of the bulb.
3. This projector is provided with a high voltage circuit for the lam p. Do not touch the electric parts of
powrer unit (m ain), when turn on the pojector.
4. Do not touch the exhaust fan, during operation.
C ontents
1. Specifications............................................................................................................................................2
2. Spare Parts List .......................................................................................................................................4
3. Shipping Cntents......................................................................................................................................5
4. Projector Dsription....................................................................................................................................6
5. Rm ote Control Desription.........................................................................................................................9
6. Insallation................................................................................................................................................11
7. Operation................................................................................................................................................13
8. Shutdown................................................................................................................................................21
9. Maintenance...........................................................................................................................................22
10. Lam p Replacem ent..............................................................................................................................23
11. Trouble Shooting..................................................................................................................................25
12. Tim ing Char..........................................................................................................................................33
13. DM D Im age Secification.......................................................................................................................34
14. Electrical nterface Caracter..................................................................................................................37
15. Final Assem bly Alignent Procedure......................................................................................................39
16. Pakng Description................................................................................................................................44
17. Appearance Description.......................................................................................................................45
18. Dim ension ............................................................................................................................................47
19. Schem atics ..........................................................................................................................................48
20. Assy Drawing .......................................................................................................................................85