Panasonic PT-EZ770Z, Service Manual

Page: 82 / 137

ADJ-10
SECTION 3 ADJUSTMENTS
1. 6. Model Information Setup
1. Enter the service mode and select sub menu "MODEL" of
main menu "EXTRA OPTION".
2. Select a model and press the “ENTER” button.
3. Turn the POWER switch off and on, and turn on the projector.
The model information will be set up.
1. 7. Clog sensor calibration
This is to calibrate the clog sensor circuit. This calibration must be carried out under the condition listed below to have the pre-
cious calibration.
• This calibration must be done within the range of 20ºC (68ºF) to 30ºC (86ºF) of surrounding temperature.
• Before taking this calibration, more than 30 minutes of aging must be done.
• This calibration should be done in the condition that the projector is completely assembled and place on the floor and the
adjuster legs are set in the cabinet bottom.
• Replace the air filter with new one before starting calibration.
• The work should be done at the location where there are no heat apparatus and the ventilation opening of the air-conditioner
and the object to block the exhaust air.
1. Enter the service mode and select sub menu "CLOG SENSOR CALIBRATION" of main menu "EXTRA OPTION".
2. Select [OK] and press "ENTER" button to start the calibration.
3. After approx. 15 minutes, the calibration is complete and the white screen switches to normal screen.
Turn the POWER switch off and on, and then confirm that the projector operates correctly.
* The lamp power mode switches to "high" and screen will be set whole white screen during the calibration.
* Do not shut down the power of projector during the calibration.
* The progress situation is shown at the left top portion of the screen.
1. 8. Date and time setting
Setup the date and time by selecting the sub menu "DATE AND TIME" of
main menu "PROJECTOR SETUP".
For further instructions, refer to the owner's manual.
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