05/2014
2-93
DC SC2020
Troubleshooting
CHAIN 91
Version 1.1
Cause/Action
1.Unplug Drum Cartridge (M) and plug back in.
2.Wipe the joining terminal between CRUM PWB of Drum Cartridge (M) and CRUM of Xero CRUM Con-
nector Assembly (M) with a dry cloth. (When cleaning, do not use Drum cleaner, etc.)
3.Check the following:
• Disconnection, shortage or contact failure of wire between DRIVE PWB J407 and Xero CRUM
Connector Assembly (M) J106.
• Damage, contamination by foreign substances of the joining terminal between CRUM PWB of
Drum Cartridge (M) and CRUM of Xero CRUM Connector Assembly (M).
• Drum Cartridge (M) setup error.
If no problem is found, replace the following parts in sequence:
• Drum Cartridge (M) (PL 8.1)
• Xero CRUM Connector Assembly (M) (PL 8.2)
• DRIVE PWB (PL 18.2)
091-929 Drum CRUM C Not In Position
BSD-ON:CH9.2
CRUM of Drum Cartridge (C) is not installed in the predetermined position (CRUM falling out).
Cause/Action
1.Unplug Drum Cartridge (C) and plug back in.
2.Wipe the joining terminal between CRUM PWB of Drum Cartridge (C) and CRUM of Xero CRUM Con-
nector Assembly (C) with a dry cloth. (When cleaning, do not use Drum cleaner, etc.)
3.Check the following:
• Disconnection, shortage or contact failure of wire between DRIVE PWB J407 and Xero CRUM
Connector Assembly (C) J107.
• Damage, contamination by foreign substances of the joining terminal between CRUM PWB of
Drum Cartridge (C) and CRUM of Xero CRUM Connector Assembly (C).
• Drum Cartridge (C) setup error.
If no problem is found, replace the following parts in sequence:
• Drum Cartridge (C) (PL 8.1)
• Xero CRUM Connector Assembly (C) (PL 8.2)
• DRIVE PWB (PL 18.2)
091-932 Drum Cartridge Y Life End
BSD-ON:CH9.1
Indicates that it is time to replace Drum Cartridge (Y). (Restrict Print operation)
Cause/Action
Replace the Drum Cartridge (Y). (PL 8.1)
091-933 Drum Cartridge M Life End
BSD-ON:CH9.1
Indicates that it is time to replace Drum Cartridge (M). (Restrict Print operation)
Cause/Action
Replace the Drum Cartridge (M). (PL 8.1)
091-934 Drum Cartridge C Life End
BSD-ON:CH9.2
Indicates that it is time to replace Drum Cartridge (C). (Restrict Print operation)
Cause/Action
Replace the Drum Cartridge (C). (PL 8.1)
091-960 Drum CRUM Y Data Mismatch
BSD-ON:CH9.1
Detected invalid Authentication Area Data of CRUM of Drum Cartridge (Y).
Cause/Action
Unplug and plug the Drum Cartridge (Y) back in and check for any setup error.
Replace with genuine Drum Cartridge (Y) (PL 8.1) if there is no problem after checking.
091-961 Drum CRUM M Data Mismatch
BSD-ON:CH9.1
Detected invalid Authentication Area Data of CRUM of Drum Cartridge (M).
Cause/Action
Unplug and plug the Drum Cartridge (M) back in and check for any setup error.
Replace with genuine Drum Cartridge (M) (PL 8.1) if there is no problem after checking.
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