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bizhub C4000i/C3300i
2. Correct the mounting of BASEB or the connection of connectors if faulty.
3.
Replace BASEB.
4.14 E5-4
Contents
Error code
E5-4
Target device
Various USB devices
Diagnosis item
USB device HUB chip (USB hub board)
Reason of error
Connection failure
Parts defect
Relevant electrical parts
USB hub board (USBHB)
Base board (BASEB)
Corrective action procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2. Correct the mounting of USBHB or the connection of connectors if faulty.
3. Correct the mounting of BASEB or the connection of connectors if faulty.
4. Replace USBHB.
5.
Replace BASEB.
4.15 E5-5
Contents
Error code
E5-5
Target device
Various USB devices
Diagnosis item
DAC-IC
Reason of error
Connection failure
Parts defect
Relevant electrical parts
USB hub board (USBHB)
Corrective action procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2. Correct the mounting of USBHB or the connection of connectors if faulty.
3. Replace USBHB.
4.16 E5-11
Contents
Error code
E5-11
Target device
Various USB devices
Diagnosis item
Upgrade kit (UK-221)
Reason of error
Connection failure
Parts defect
Relevant electrical parts
Wireless LAN board (WLANB)
Base board (BASEB)
Corrective action procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2. Correct the mounting of the upgrade kit (UK-221) or the connection of connectors if faulty.
3. Correct the mounting of BASEB or the connection of connectors if faulty.
4. Replace WLANB.
5.
Replace BASEB.
4.17 E5-12
Contents
Error code
E5-12
Target device
Various USB devices
Diagnosis item
Authentication unit
Reason of error
Connection failure
Parts defect
Relevant electrical parts
Authentication unit
Base board (BASEB)
Corrective action procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
L TROUBLESHOOTING > 4. TROUBLESHOOTING USING SELF-DIAG. (FULL)
L-64
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