05/2014
2-24
DC SC2020
CHAIN 10
Version 1.1
Troubleshooting
BSD-ON:CH10.3
• Fusing Unit NC Sensor compensation output AD value was detected below 130 for more than 10
consecutive times.
• Fusing Unit NC Sensor detection output AD value was detected below 150 for more than 10 consec-
utive times.
NOTE: . When turning the power OFF, turn OFF the Power Switch first and then the Main Power Switch.
Cause/Action
1. Turn the power OFF and ON.
2. Turn OFF the power and check the following:
• The Fusing Unit for improper installation
• The Drawer Connector between the Fusing Unit and the Main Unit (DP/DJ600S) for broken/
bent pins, foreign substances, burns, and etc.
• Disconnection, shortage or contact failure of wire between Fusing Unit DJ600S and DRIVE
PWB P414.
3. If no problem is found, replace the following parts in sequence:
• Fusing Unit (PL 7.1)
• DRIVE PWB (PL 18.2)
• ESS PWB (PL 18.2)
4. After replacing the Fusing Unit, enter CE Mode, go to Printer Diag > Parameter > Life > Fusing Unit
Print Count / Fusing Unit Time Count and initialize the Life Counters.
010-397 (0Ch) Fusing Unit Cold Not Ready Return Time Fail
BSD-ON:CH10.3,CH10.2
The recovery time from Low Temperature Not Ready state exceeded the specified time.
Cause/Action
1. Turn the power OFF and ON.
2. Turn OFF the power and check the following:
• The Fusing Unit for improper installation
• The Drawer Connector between the Fusing Unit and the Main Unit (DP/DJ600) for broken/bent
pins, foreign substances, burns, and etc.
• Disconnection, shortage or contact failure of wire between Fusing Unit DJ600 and LVPS P2.
• Disconnection, shortage or contact failure of wire between Fusing Unit DJ600S and DRIVE
PWB J414.
3. If no problem is found, replace the following parts in sequence:
• Fusing Unit (PL 7.1)
• LVPS (PL 18.3)
• DRIVE PWB (PL 18.2)
• ESS PWB (PL 18.2)
4. After replacing the Fusing Unit, enter CE Mode, go to Printer Diag > Parameter > Life > Fusing Unit
Print Count / Fusing Unit Time Count and initialize the Life Counters.
010-420 Fusing Unit Near End Warning
BSD-ON:CH10.3
Detected that the Fusing Unit replacement time is approaching.
Cause/Action
Prepare new Fusing Unit as necessary. (PL 7.1)
010-421 Fusing Unit Life Warning
BSD-ON:CH10.3
Detected the replacement time of the Fusing Unit.
Cause/Action
Replace the Fusing Unit. (PL 7.1)
After replacing, enter CE Mode, go to Printer Diag > Parameter > Life > Fusing Unit Print Count /Fusing
Unit Time Count and initialize the Life Counters.