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Electrical Adjustments
Service Adjustment Menu Operation
to enter the service mode
To enter the "Service Mode" , press and hold the
menu appears on the screen as follows.
to adjust service data
Select the adjustment group no. by pressing the
select the adjustment item no. by pressing the pointer
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
Service Mode
Input
Computer 1
Group
No.
Data
0
0
Ver.
R 0.00
KD8AC
Group No.
Item No.
Memory IC (IC1371) Replacement
Memory IC on the main board stores the data for
the service 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 Memory IC.
Please note that the lamp replace counter will be
reset when the memory IC is replaced.
(Lamp replace counter cannot be set to the previous
value.)
● caution to memory Ic replacement
When memory IC 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 adjustment table. As these data are not
MeNu
MeNu button
oN/StANd-BY button
+179
Data value
Select button
and
for more than seconds. The service
(increase) or
e
or d
button
, and change the data value by pressing the
.
the same data as factory shipped data, it should be
required to perform the re-adjustments following to
the " Electrical Adjustments" .
Please note that in this case the lamp replace coun-
ter will be reset.
● caution of Main Board replacement (in the case
memory Ic is not defective)
When the main board is replaced, memory IC should
be replaced with the one on previous main board.
After replacement, it should be required to per-
form the re-adjustments following to the " Electrical
Adjustments" .
In this case, the lamp replace counter can be kept
the value as before.
-8-
Select button
(decrease), and
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