Mitsubishi Electric LC62 CHASSIS XL6500LU, Service Manual

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HOW TO USE THE LAMP JIG
Lamp jig is used, with the MAIN PCB ASSY removed. To
check the performance and operation of the OPTICAL UNIT.
The jig is mainly used to remove dust on the LCD panel.
No. : 859C670O80
How to Use
1. Remove the PCB-MAIN according to "10. Removal of the
MAIN PCB ASSY" of DISASSEMBLY.
2. Connect the connectors (SA, SC, SD, SE, and SX) re-
moved from the MAIN PCB ASSY to the connectors on the
lamp jig.
3. Turn off the FAN-ON and LAMP-ON switches on the lamp
jig.
4. Set four fan voltage adjustment controls to the center posi-
tion.
5. Connect the power cord to the projector.
6. Turn on the FAN-ON and LAMP-ON switches in hat order.
7. Check the Optical Unit after the lamp is turned on.
8. After running the test, turn off the LAMP-ON switch on the
lamp jig to put out the lamp.
9. Wait about 2 minutes after the lamp is turned off then turn
off the FAN-ON switch on the lamp jig.
10. Pull out the power cord.
11. Remove the lamp jig and assemble the product by revers-
ing the disassembly procedure.
Note: Insulate the back side of the lamp jig to prevent it from
touching the metal plate.
LAMP_ON
FAN_ON
SX
SA
SD
SC
SE
Controls for adjusting
the FAN voltage
Lamp jig
This symbol means that you should use UV radiation eye and skin
protection during serving if it takes 30 minutes or longer.
WARNING