Canon imageRUNNER ADVANCE C350 series Service Manual page 684

Error Detail
Location Item
code Code
E248 0002 04 Title Reader backup error
Detection The Controller IC of the Main Controller PCB failed to rewrite
description the Reader backup value in the Flash PCB.
Remedy [Related parts] Flash PCB (UN96)
[Remedy] Perform the following in the order while checking
whether the error is cleared. After performing the remedy, enter
the value of the service label again.
1. After executing "COPIER> FUNCTION> CLEAR> R-CON",
turn OFF and then ON the main power, and check whether the
error is cleared.
2. After replacing the Flash PCB, reinstall the system software
using SST or a USB memory.
E280 0004 04 Title Scanner Unit communication error
Detection 1. The CIS was not connected.
description 2. A CIS other than that for iR-ADV C250/C350 was connected.
Remedy [Related parts]
- Flexible Cable between the Scanner Unit (CIS01, CIS02/
J911) and the Main Controller PCB (UN81/J8101) (Unit of
replacement: CABLE, FLAT)
- Scanner Unit (CIS01/CIS02) (Unit of replacement: CONTACT
IMAGE SENSOR ASSEMBLY)
- 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.
[Caution] The parts numbers of the Scanner Unit are different
between iR-ADV C250 and C350. Be sure to use the correct
one.
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
E280 0005 04 Title Scanner Unit communication error
Detection 1. The CIS for iR-ADV C250 was installed to iR-ADV C350.
description 2. The CIS for iR-ADV C350 was installed to iR-ADV C250.
Remedy [Remedy] Replace the Scanner Unit (CIS01/CIS02) with the
one for the model. (Unit of replacement: CONTACT IMAGE
SENSOR ASSEMBLY)
[Caution] The parts numbers of the Scanner Unit are different
between iR-ADV C250 and C350. Be sure to use the correct
one.
E301 0001 04 Title Reading light intensity error
Detection 1. Light intensity at shading was insufficient.
description 2. Light intensity when no light was emitted from CIS was too
much.
Remedy [Related parts]
- Flexible Cable between the Scanner Unit (CIS01, CIS02/
J911) and the Main Controller PCB (UN81/J8101) (Unit of
replacement: CABLE, FLAT)
- Scanner Unit (CIS01/CIS02) (Unit of replacement: CONTACT
IMAGE SENSOR ASSEMBLY)
- 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.
[Caution] The parts numbers of the Scanner Unit are different
between iR-ADV C250 and C350. Be sure to use the correct
one.
7-70
Description
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