EB-E01 series Troubleshooting INTERNAL USE ONLY
SEIKO EPSON 55 Revision A
Connector
No.
Destination
Error Information
Phenomenon
Reference
Error Name/
Device Name
Name
CN8700 Optical Engine (R L/V) --- ---
When pressing the power button, projection starts normally. But the black part of the
projected image is reddish.
P.60
CN8800 Optical Engine (G L/V) --- ---
When pressing the power button, projection starts normally. But the black part of the
projected image is greenish.
CN8900 Optical Engine (B L/V) --- ---
When pressing the power button, projection starts normally, then the projection starts.
But the black part of the projected image is bluish. (This phenomenon is not easily
recognized on Logo screen or No Signal screen; therefore try displaying the menu or
the like to check for it.)
CN3000 PS Unit (P/S) --- ---
When connecting the AC cable, the power LED does not light blue. The power button
does not work or power cannot turn on.
P.61
CN1600 AIR-TH Thermistor AIR
Sensor Error
The power can turn on and after the status LED blinks in blue, temperature LED blinks
in orange. When pressing the power button, initialization starts normally but sensor
error occurs while initializing. Then LEDs indicate the error, and then the projector
turns into the abnormal stand-by status
P.37
CN1601 LMP-TH Thermistor LMP
CN1602 LV-FAN Fan LV1
Fan Error
The power can turn on and after the status LED blinks in blue, temperature LED blinks
in orange. When pressing the power button, initialization starts normally but sensor
error occurs while initializing. Then LEDs indicate the error, and then the projector
turns into the abnormal stand-by status
P.37
CN1603 EX-FAN Fan EX
CN1604 LMP-FAN Fan LMP
CN500*
1
WFD Module WFD WFD error
The power can turn on and Power LED lights blue. Projection starts normally when the
power button is pressed, but the WFD does not function.
P.62
CN501*
1
CN1400 SW Board Cover Open Lamp cover open error
The power cannot be turned on with the operation panel. However, the power can be
turned on with the remote controller. When the power is turned on, the fan rotates at
high speed and turns off after a short while. Then the machine goes into abnormal
stand-by mode after displaying Lamp Cover Open Error.
P.62
CN1403 IR Board --- ---
Operates normally after the power turns on. However, IR receiver at the front stops
working.
P.62
CN1405*
1
RTC Board I2C Internal error
The power can turn on and Power LED lights blue. When pressing the power button,
initialization starts but instantly the projector changes to the Internal error mode. After
a certain period of cooling, the projector turns into the abnormal stand-by status. The
LED Indicator’s warning display continues until unplugging the AC cable.
P.62
CN1800*
2
P4Combo --- ---
The power can turn on and Power LED lights blue. Projection starts normally when the
power button is pressed, but the W-LAN does not function.
P.62
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