Ricoh Soleil-PJ WX4130, Field Service Manual

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Status of Indicator Lights Trouble Cause Solution
Fan error
Power went out
during use.
Fan rotation speed is too
low.
DAC error of the fan IC.
The number of flashes
indicates the Fan No.
Single flash repeated:
FAN1 Intake Fan
2 flashes repeated: FAN2
Exhaust Fan
3 flashes repeated: FAN3
Lamp Fan • Check if the fan
connector (intake
fan: CN5, exhaust
fan: CN7, lamp
fan: CN8) is
properly
connected.
• Replace the fan.
• Replace the main
board.
Temperature error
Power went out
during use.
• Internal overheating.
The temperature
around the intake
fan is 42 degrees C
or higher.
• Temperature sensor
is defective.
• Check the
environment, e.g.
whether there is
any heat source
near the projector.
• Check if the
temperature
sensor connector
(CN10) is
properly
connected.
• Replace the
temperature
sensor board.
• Replace the main
board.
Hardware error
Power went out
during use. There are problems with
the main board. Check the main board
and the cable
connections.
5. Troubleshooting
70