-22-
l : Adjustment necessary ❍ : Check necessary
Adjustments after Parts Replacement
Disassembly / Replaced Parts
Optical Unit Color Wheel Power Board Main Board
Adjustments
Fan voltage adjustment
l l
Auto calibration adjustment [PC]
❍
Auto calibration adjustment [Component]
❍
Color Index Adjustment-1
l l
Color Index Adjustment-2
l
Note on Main Board Replacement
l Memory IC replacement (IC1431)
Memory IC on the main board stores the user control value including lamp used time. When the main board is
replaced with new one, the lamp used time will be reset. To keep the lamp use time, the memory IC should be
replaced with the one on previous main board.
To enter the service mode
To enter the “Service Mode”, press and hold the MENU and SE-
LECT button for more than 3 seconds, or press and hold the
MENU button on the remote control for more than 20 seconds.
The service menu appears on the screen as follows.
To adjust service data
Select the adjustment group no. by pressing the MENU button
(increase) or SELECT button (decrease), and select the adjust-
ment item no. by pressing the pointer e or d button, and change
the data value by pressing the 7 or 8 button. Refer to the “Ser-
vice Adjustment Data Table” for further description of adjustment
group no., item no. and data value.
To exit the service mode
To exit the service mode, press the ON/STAND-BY button.
Service Adjustment Menu Operation
Service Mode
Input Input 1
Image Standard
Group No. Data
0 0 32
Ver. 1.00
Data value
Item No.
Group No.
Firmware
Version No.
Adjustments
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