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Electrical Adjustment
v
Component Auto calibration
Input mode Video mode (Input 2 -Component)
Input signal 100% color bar signal (480i)
100% color bar signal (480p)
100% color bar signal (720p)
100% color bar signal (1080i)
1. Enter the service mode.
2. At first, input the 100% color bar signal (480i).
3.
Select Group "260", No. "0" and set data value "0" to
"1".
The projector begins auto-calibration and then "OK"
will appear on the screen.
4. Change another input signal and take step 3 again.
b Video Auto calibration
Input mode Video mode (Input 3 Video)
Input signal 16-step gray scale composite video
signal
1. Enter the service mode.
2. To start the auto-calibration for composite-video
adjustment, select Group "260", No. "0", and then
change data value "0" to "1".
After the auto-calibration completed, "OK" will appear
on the screen.
Adjustments item no. [3] to [5] are carried out at the
spare parts shipment in the factory, therefore they are
not required when the main board is replaced with
new one.
x Fan Voltages adjustment
Equipment Digital voltmeter
1. Enter the service mode.
2. Adjust the voltage on each test point by changing the
data values of the Group - No.
Group No. Fan Test Point Adjustment value
250 - 0 FN909 TPFN11 4.5 +0.1 -0Vdc
250 - 1 FN909 TPFN11 13.8 +0 -0.1Vdc
250 - 2 FN906 TPFN6 4.5 +0.1 -0Vdc
250 - 3 FN906 TPFN6 13.8 +0 -0.1Vdc
250 - 4 FN904 TPFN4 4.5 +0.1 -0Vdc
250 - 5 FN904 TPFN4 13.8 +0 -0.1Vdc
250 - 6 FN902 TPFN2 4.5 +0.1 -0Vdc
250 - 7 FN902 TPFN2 13.8 +0 -0.1Vdc
250 - 8 FN901 TPFN1 4.5 +0.1 -0Vdc
250 - 9 FN901 TPFN1 13.8 +0 -0.1Vdc
250 - 10 FN903 TPFN3 4.5 +0.1 -0Vdc
250 - 11 FN903 TPFN3
13.8 +0 -0.1Vdc
250 - 12 FN905 TPFN5 4.5 +0.1 -0Vdc
250 - 13 FN905 TPFN5 13.8 +0 -0.1Vdc
c PC Auto calibration
Input mode Computer mode (Input 1 RGB)
Input signal 16-step gray scale computer signal
1. Enter the service mode.
2.
Select Group "260", No. "0" and set data value "0"
to "1".
The projector begins auto-calibration and then "OK"
will appear on the screen.
After replacing the Power Board, perform the Output
voltage adjustment as follows.
1. Connect a digital voltmeter to pins 2 (+) and 1 (-) of
K6A.
2. Adjust the voltage by using VR601 as following.
AC Input Reading
230V 370V ±2V
Caution:
Be sure to connect the lamp when taking this adjust-
ment.
* This adjustment is not required even if the power board
is replaced because this adjustment is carried out be-
fore parts shipment.
z Output Voltage adjustment
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General
Weight and Dimensions
