Canon imageRUNNER ADVANCE C350 series Service Manual page 730

Error Detail
Location Item
code Code
E674 0004 07 Title Fax Board communication error
Detection A communication error occurred when accessing the modem IC
description used for fax.
Remedy [Related parts]
- Harness between the Fax Board and the Main Controller PCB
(UN81/J7013, J7019)
- Fax Board
- Main Controller PCB (UN81) (Unit of replacement: MAIN
CONTROLLER PCB ASSEMBLY)
[Points to note at work] When checking the harness/cable or
connector, perform the following work.
1. Disconnect and then connect the connector to check that
there is no bent pin and cable disconnection.
2. Visually check that the harness is not caught or open circuit.
3. If there is any error, replace the corresponding harness/cable.
[Remedy] Check/replace the related parts.
E674 0008 07 Title Fax Board communication error
Detection A communication error occurred when accessing the port IC
description used for On Board Fax.
Remedy [Related parts]
- Harness between the Fax Board and the Main Controller PCB
(UN81/J7013, J7019)
- Fax Board
- Main Controller PCB (UN81) (Unit of replacement: MAIN
CONTROLLER PCB ASSEMBLY)
[Points to note at work] When checking the harness/cable or
connector, perform the following work.
1. Disconnect and then connect the connector to check that
there is no bent pin and cable disconnection.
2. Visually check that the harness is not caught or open circuit.
3. If there is any error, replace the corresponding harness/cable.
[Remedy] Check/replace the related parts.
7
Error•Jam•Alarm > Error Code > Error Code Details
Description
7 Error•Jam•Alarm > Error Code > Error Code Details
Error Detail
Location Item
code Code
E674 000C 07 Title Fax Board communication error
Detection A communication error occurred when accessing the modem IC
description and the port IC used for fax.
Remedy [Related parts]
- Harness between the Fax Board and the Main Controller PCB
(UN81/J7013, J7019)
- Fax Board
- Main Controller PCB (UN81) (Unit of replacement: MAIN
CONTROLLER PCB ASSEMBLY)
[Points to note at work] When checking the harness/cable or
connector, perform the following work.
1. Disconnect and then connect the connector to check that
there is no bent pin and cable disconnection.
2. Visually check that the harness is not caught or open circuit.
3. If there is any error, replace the corresponding harness/cable.
[Remedy] Check/replace the related parts.
E674 0010 07 Title Fax Board communication error
Detection A communication error occurred when opening the Timer
description Device used for fax.
Remedy [Remedy] Replace the Main Controller PCB (UN81). (Unit of
replacement: MAIN CONTROLLER PCB ASSEMBLY)
E674 0011 07 Title Fax Board communication error
Detection A communication error occurred when starting the Timer Device
description used for fax.
Remedy [Remedy] Replace the Main Controller PCB (UN81). (Unit of
replacement: MAIN CONTROLLER PCB ASSEMBLY)
E674 0100 07 Title Fax Board communication error
Detection After completion of fax communication, writing of the
description communication information (log) failed, and the log could not be
read.
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Description
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