E751-0304 Error Code; E804 Error Code Detail The Power Supply Cooling Fan Is Faulty; E804-0004 Error Code - Canon iR C3200 Series Service Manual

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16.3.10.127 E751-0304 Error Code

[ Inspected by Canon Inc. ]
Description
This error code indicates that an error has occurred during data writing to the internal memory of the drum unit.
It can be displayed at FAX reception and during auto gradation adjustment. It will not disappear even after
replacement of the Bk drum.
Cause
As a result of inspection, the memory PCB was found to be faulty.
Field Remedy
Replace the memory PCB (FG3-2345) with a new one.

16.3.10.128 E804 Error code detail The power supply cooling fan is faulty.

Symptom
E804 The cooling fan is faulty. (Error code detail)
Description
Detail
0000
0004

16.3.10.129 E804-0004 Error Code

Symptom
E804-0004 Error Code
Description
This error code is displayed when a halt of the cooling fan (FM7) in the main controller ass'y is detected.
Cause
The connector of the cooling fan (FM7) attached to the rear cover of the main controller ass'y is disconnected.
Field Remedy
Check whether the snap tight connector of the cooling fan (FM7) is securely connected. If not, securely connect
it.
Description
The power supply cooling
fan is faulty
The controller fan is faulty.
T-16-67
Timing of detection
The DC controller tried to start it up, but the fan has
been identified as being at rest for 5 sec continuously.
The controller fan has been identified as being at rest.
Chapter 16
0003-8583
0002-1839
0002-1900
16-181

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