Sanyo PDG-DSU30 - 2500, Service Manual

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Confidential
4-2
PDG-DSU30
4-4 Fan Reset
After replace main board/fan or upgrade system FW, you need to do:
(1) Power on the projector.
(2) After the “Logo” disappeared, press “Enter” button on remote controller
5 times sequentially in 10 seconds.
(3) when you finish these steps, the window as picture A will be shown.
(4) After several minutes, you can check the fan RPM as red square
in picture B.
Note: The other method for check the fan RPM:
Select “Thermal Setting” in service mode, then press “Enter”
on remote controller , the picture B will also be shown.
4-5 Test Condition
-
Circumstance brightness: Dark room less than 2 lux.
- Inspection distance: 0.5m~1.0m functional inspection.
- Screen size: 60 inches diagonal.
- After repairing each unit, a Ru
n-in test is necessary (refer to the below table).
Symptom Run-in Time
Normal repair 2 hours
NFF 4 hours
Auto shutdown 6 hours
- Get into Burn-In Mode
* Cycle setting is based on the defect symptoms. ie: If it is NFF, the run-in time is 4 hours. You have
to set the lamp on for 50 min. and lamp off for 10 min for 4 cycles.
Press power > Left > Left > Menu buttons sequentially on remote controller to get into
service mode
Choose Burn-In Test > enter
Lamp On
Press right key to adjust the time (50)
Lamp Off Press right key to adjust the time (10)
Set burn in cycle Press right key to adjust the cycle
After setting up the time, choose “Get into Burn-In Mode” and press enter
Picture A
Picture B