Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 221
FIP-49
 Panel Message
 Service Req E533
 Possible parts that caused the error
 Troubleshooting
FIP-50
 Panel Message
 Service Req E530
 Possible parts that caused the error
 Troubleshooting
 SENSOR HUM & TEMP  HARNESS ASSY MAIN
 PWBA MCU
Step Check Yes No
1
Temperature check of printer installation site
Has the ambient temperature where the printer
is installed fallen to -7°C or below or reached or
risen to 55°C or more.
Ask the customer
to improve the
installation
environment for
the printer.
Go to Step [2].
2
Check of SENSOR HUM & TEMP
thermistor resistance value
Disconnect P/J413 from PWBA MCU.
The resistance value of P104-4 ↔ P104-3 is
10k Ω ± 1k Ω (approx. 20°C)?
Go to Step [3]. Replace
SENSOR HUM
& TEMP.
(p.428)
3
Continuity check of HARNESS ASSY MAIN
Disconnect the P/J413 from PWBA MCU.
Is the continuity normal between all terminals
of J413 ↔ J104?
Replace PWBA
MCU. (p.432)
Repair broken or
shorted part.
 HARNESS ASSY MAIN  SENSOR HUM & TEMP
 PWBA MCU
Step Check Yes No
1
Continuity check of HARNESS ASSY MAIN
Disconnect P/J413 from PWBA MCU.
Is the continuity normal between all terminals
of J413 ↔ J104?
Go to Step [2]. Repair broken or
shorted part.
2
Check after replacement of SENSOR HUM
& TEMP
Replace SENSOR HUM & TEMP. (p.428)
Does the error recur when the power is turned
ON?
Replace PWBA
MCU. (p.432)
End of procedure

Epson AcuLaser CX11 Specifications

General

Brand	Epson
Model	AcuLaser CX11
Category	All in One Printer
Language	English