Code :

Code: C4-31
Description: 2nd transfer High-voltage output trouble (short)
Causes: 1) Abnormality of 1ST transfer unit. 2) Imperfect insertion the 1ST transfer unit. 3) High voltage TC PWB trouble.
Remedy: Use SIM8-6 to check the out put of [2TC]. 1) Check the 1ST transfer unit. Replace the 1ST transfer unit. 2) Remove and insert the 1ST transfer unit. 3) Replace the high TC PWB.

Code: C4-35
Description: High-voltage 2TC circuit trouble
Causes: 1) Pin getting away of a harness (2TC-ERR) and breaking (TC PWB Input connector CN1-3pin) 2) High-voltage error circuit (2TC-ERR) damage
Remedy: 1) Check connection of the harness.(TC PWB Input connector CN1-3pin) Replace the harness. 2) Check disconnection of the high voltage TC PWB connector./Replace.

Code: C4-40
Description: High-voltage TC PWB trouble
Causes: 1) Input harness disconnection in the high voltage TC PWB. 2) Harness (1TC-ERR, 2TC-ERR, PTC-ERR) pin disconnection 3) 24V fuse meltdown in the high voltage TC PWB 4) High voltage error circuit (1TC-ERR, 2TC-ERR, PTC-ERR) breakage in the high voltage TC PWB
Remedy: 1) Check the harness and the connector (TC PWB Input connector CN1) 2) Check or replace the harness.(TC PWB input connector CN1-2pin, CN1-3pin, CN1-4pin) 3) 4) Replace the MC PWB

Code: E7-01
Description: SCN-MFP image data error
Causes: Image data transfer error in the SCN-MFP PWB. SCN-MFP PWB trouble.
Remedy: Check connection of the connector and the harness of the SCN-MFP PWB. Check or replace the SCN-MFP PWB.

Code: E7-03
Description: HDD trouble / Mirroring kit error
Causes: Connector, harness connection trouble in the SCNMFP PWB and HDD. HDD (error file management area) data abnormality (FAT breakage). SCN-MFP PWB trouble. Break down HDD HDD connector trouble error file management area data abnormality (FAT breakage). HDD is not set normally. SCN-MFP PWB trouble
Remedy: Check connection of the connector and the harness of the SCN-MFP PWB and HDD. Use SIM62-2, 3 to check read/write operations of the HDD. Replace the HDD. Check or replace the SCN-MFP PWB.

Code: E7-10
Description: Shading error Black correction (OC)
Causes: Abnormality in the CCD black scan level when the scanner lamp is turned OFF. Improper installation of the harness to the CCD unit. CCD unit abnormality. SCN-MFP PWB abnormality
Remedy: Check connection of the harness to the CCD unit. Check the CCD unit. Check or replace the SCN-MFP PWB.

Code: E7-11
Description: Shading error White correction (OC)
Causes: Abnormality in the CCD white reference plate scan level when the scanner lamp is turned ON. Improper installation of the harness to the CCD unit. Dirt on the mirror, lens, and the reference white plate. Scanner lamp lighting trouble. Scanner lamp drive PWB trouble CCD unit abnormality. SCN-MFP PWB abnormality
Remedy: Check connection of the harness to the CCD unit. Check connection of the harness to the scanner lamp unit. Check or replace the scanner lamp. Check or replace the scanner lamp drive PWB. Clean or replace the mirror, the lens, and the reference white board. Check or replace the CCD unit. Check or replace the SCN-MFP PWB.

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