Power Troubleshooting - Optoma PK-301 Service Manual

3-3 Power Troubleshooting

Power
troubleshooting
Does projector
ignite?
YES
No fault found
END
Whether the battery
The power source is
battery.
projector properly?
Take off the battery and
check whether the
connectors are sag or
connectors of the
battery and install it
NO
connect with the main
The power source is
adapter.
Change main board.
Whether the USB cable
and power adapter
NO power adapter and
securely connect with
the projector?
YES
Whether the projector s
Does projector
NO accessory kit part is
ignite?
connects to the NO
YES
NO
broken.
YES
Clean the
after 5s.
Does fan
YES
rotate?
YES
Does the engine
module securely
NO
board?
YES
NO
Properly connect
USB cable.
YES
USB cable?
NO
Use the accessory
kit parts
NO
Does projector
ignite?
YES
YES
PK-301/PK320/PK301 PLUS
Connect the battery
properly.
Change main board.
Does projector
YES
ignite?
NO
Whether the
capacity of the
NO Change battery.
battery is
enough
NO Change fan.
Connect them
properly.
Change engine
NO
module.
Does projector
YES
ignite?
Does projector
YES
ignite?
Does projector
YES
ignite?
NO
Does the power
source provide YES
AC voltage?
Supply AC
NO voltage.(110V-
240V)
Confidential
3-3