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1.2 Service Adjustment Menu Operation
●
How to use the service adjustment menu (It is used to perform service adjustment.)
To enter the service mode
To enter to the "Service Mode", press and hold the
MENU
and
KEYSTONE
buttons on
the projector at the same time for more than 3 seconds.
To adjust service data
Select an adjustment group (group no.) by pressing the
MENU
button or
KEYSTONE
button. Select an adjustment item (item no.) by pressing pointer (
) or (
) button. To
change the data value, press the pointer (
) or (
) button.
To return to the normal mode
To exit the service mode, press the
POWER
button on the projector or remote control
unit.
1.3 Service Conditions
When you carry out the electrical, optical service adjustment or repairing with cabinet
top removal, it should be done under the service conditions listed below.
If you can not keep the one of following conditions, the projector turns off
automatically by operating the protection circuit.
Service Conditions:
• Operating Temperature : 5˚C - 30˚C
• Fans Control
: Maximum
• AC Power Supply
: 100 to 120V or 200V to 240V
To set the Fan Control to maximum, follow the Fan Control Setting Procedure below;
Fan Control Setting Procedure
1. Enter to the service mode.
2. Set Group to <11>, No. to <0> and Data to <3>. Now the cooling fans operate in
maximum.
3. Exit from the service mode.
After finishing the work, restore Group to <11>, No. to <0> and Data to <0> according to
steps 1 to 3.
Part 3: Adjustment
3-2
Fig. 3-1
Service Mode
Input
Video
Group
No.
Data
0
0
32
Ver. 1
.00
Group No.
Data value
Item No.
Summary of Contents for LV-7355J
Page 9: ...Part 1 General Information ...
Page 22: ...Part 2 Repair Information ...
Page 43: ...Part 3 Adjustment ...
Page 65: ...Part 4 Troubleshooting ...
Page 82: ...Part 4 Troubleshooting 4 17 BA7078AF Selector IC6241 CXA2101AQ RGB Matrix IC4101 ...
Page 85: ...Part 4 Troubleshooting 4 20 ML60851 USB I F IC9801 M62393 D A IC2571 ...
Page 86: ...Part 4 Troubleshooting 4 21 TB1274AF Video Decoder IC1101 TA1318N AFC Detector IC6171 ...
Page 88: ...Part 5 Parts Catalog ...
Page 89: ......
Page 107: ...Part 6 Electrical Diagrams ...
Page 117: ......