Electrical Adjustments; Service Adjustment Menu Operation - Sanyo PLC-XT10 Service Manual

■ Electrical Adjustments

● Service Adjustment Menu Operation
To enter the service mode
To enter the "Service Mode", press and hold the MENU and IMAGE button on the projector at the same time for
more than 3 seconds. The service menu appears on the screen as follows.
To adjust service data
Select the adjustment group no. (Group) by pressing the MENU(+) button or IMAGE(-) button, and select the
adjustment item no. (No.) by pressing the e or d button, and change the data value (Data) by pressing the 7 or
8 button. Refer to the "Service 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 POWER ON-OFF button on the projector or remote control unit.
Service Mode
Input Computer 1
Group No. Data
0 0 32
Ver. 1.00
Group No.
Item No.
● Memory IC Replacement
IC808 on the main board stores the data for the serv-
ice adjustments, and should not be replaced except for
the case of defective device.
If replaced, the re-adjustments are required following to
the "Electrical Adjustments".
The data of lamp replacement counter is stored in the
IC808.
Please note that the lamp replace counter will be reset
when the memory IC (IC808) is replaced.
(Lamp replace counter can not be set to the previous
value.)
● Caution to memory IC replacement
When IC808 is replaced with new one, the CPU writes
down the default data of the service adjustments to the
replaced IC as the mentioned on the service adjust-
ment table. As these data are not the same data as fac-
tory shipped data, it should be required to perform the
Data value
ON-OFF
SELECT
re-adjustments following to the "Electrical Adjustments".
Please note that in this case the lamp replace counter
will be reset.
● Caution of Main Board replacement (in the case
IC808 is not defective)
When the main board is replaced, IC808 should be
replaced with the one on previous main board. After
replacement, it should be required to perform the re-
adjustments following to the "Electrical Adjustments".
In this case, the lamp replace counter can be kept the
value as before.
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KEYSTONE