Konica Minolta bizhub C658 Service Manual page 1533

bizhub C658/C558/C458/C368/C308/C258
Relevant parts USB board (USBB)
MFP board (MFPB)
Corrective action procedure
1. Turn OFF the main power switch, disconnect power cord from the outlet.
2. Correct the mounting of the USB board or the connection of connectors if faulty.
3. Correct the mounting of the MFP board or the connection of connectors if faulty.
4. Replace the USB board.
5. Replace the MFP board.
4.13 E5-6
Description
Error code E-5-6
Target device Various USB devices
Diagnosis item DAC-IC
Reason of error Connection failure
Parts defect
Relevant parts USB board (USBB)
Corrective action procedure
1. Turn OFF the main power switch, disconnect power cord from the outlet.
2. Correct the mounting of the USB board or the connection of connectors if faulty.
3. Replace the USB board.
4.14 E5-7, E5-8, E5-9, E5-10, E5-11
Description
Error code E5-7, E5-8, E5-9, E5-10, E5-11
Target device Various USB devices
Diagnosis item E5-7
E5-8
E5-9
E5-10
E5-11
Reason of error Connection failure
Parts defect
Relevant parts Connection cable
FAX board/1 (FAXB/1)
FAX board/2 (FAXB/2)
FAX board/3 (FAXB/3)
FAX board/4 (FAXB/4)
FAX expansion board
Corrective action procedure
1. Turn OFF the main power switch, disconnect power cord from the outlet.
2. Correct the mounting of the FAX board or the connection of connectors if faulty.
3. Correct the mounting of the FAX expansion board or the connection of connectors if faulty.
4. Correct the mounting of the connection cable if faulty.
5. Replace the connection cable.
6. Replace the FAX board.
7. Replace the FAX expansion board.
4.15 E5-12
Description
Error code E5-12
Target device Various USB devices
Diagnosis item Upgrade kit (UK-212)
Upgrade kit (UK-215)
Reason of error Connection failure
Parts defect
Relevant parts Connection cable
Wireless LAN board (PWB-WLAN)
Wireless LAN module (WLAN)
MFP board (MFPB)
Corrective action procedure
1. Turn OFF the main power switch, disconnect power cord from the outlet.
2. Correct the mounting of the upgrade kit (UK-212/UK-215) or the connection of connectors if faulty.
3. Correct the mounting of the MFP board or the connection of connectors if faulty.
HUB chip (FAX expansion board on-board)
FAX board (line 1)
FAX board (line 2)
FAX board (line 3)
FAX board (line 4)
K-205
K TROUBLESHOOTING > 4. Troubleshooting using Self-diag. (Full)