Canon D78-5132, Service Manual

Page: 60 / 134

1.3 Service Conditions
When you carry out the electrical, optical service adjustment or repairing with cabinet
top removal, it should be done under the service conditions listed below. If you can not
keep the one of following conditions, the projector turns off automatically by operating
the protection circuit.
To set the Fan Control to maximum, follow the Fan Control Setting Procedure below;
Fan Control Setting Procedure
1. Enter to the service mode.
2. Select adjustment item no.<29> and change data value to <0> to <1>. Now the cooling
fans operate in maximum.
3. Exit from the service mode.
After finishing the works, restore the service data to <0> following to the steps 1 to 3.
*Please refer to the “Service Adjustment Menu Operation” described on page 23 for how
to entering the service mode and changing the service data.
Part 3: Adjustment
3-4
Service Conditions:
Operating Temperature : 41°F ~ 81°F (5°C ~ 30°C)
Fans Control : Maximum
AC Power Supply
: 100 ~ 120V or 200V ~ 240V