BenQ PB6100 Service Manual page 43

PB6100 Lamp on Sequence
Signal Voltage Change
POWERON Low High
RESETZ Low High
LAMPEN Low High
LAMPLIT Low High
PB6100 Normal Lamp off Sequence
Signal Voltage Change
RESETZ High Low
LAMPEN High Low
LAMPLIT High Low
POWERON High Low
1. This signal should go from low to high after all
the DC supplies are within spec. Then RESETZ
can go high.
2. After the power key pressed 3 second
continuously, the POWERON signal will
activate.
DMD is working, when the DMD reset.
Lamp lights up.
Indicate "Lamp on".
DMD is off.
Lamp is off.
Indicate "lamp off".
Power down the system, but the peripherals of the
CPU still power on.
Description
Description
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