Toshiba e-STUDIO2008A Service Manual page 735

[CB80] Hole punch control PC board (HP) backup RAM error
MJ-6008
Error
Back-up memory
Probable cause
Hole punch control PC board (HP)
abnormality
[CB81] Flash ROM abnormality
MJ-1101/1107/MJ-1106/1108
Classification
Finisher related service call
Check Item
Main power switch
Finisher controller PC board
Replacement part
Finisher controller PC board
[CB82] Finisher main program error
MJ-1106/1108
Classification
Finisher related service call
Check item
Finisher control board
Replace parts
Finisher control board
[CB83] Saddle main program error
MJ-1106/1108
Classification
Finisher related service call
Check item
Saddle control PC board
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Timing of detection
Data readout checking is performed after data writing and the
result of the data readout check do not match with the written
data.
The equipment does not enter the ready status after the
specified time has passed from data writing.
Checking and measures
If the behavior in the hole punch RAM check mode is not
normal, replace the hole punch control PC board (HP).
Flash ROM abnormality: Abnormality of checksum value on
finisher controller PC board is detected when the power is
turned ON.
Turn OFF the main power switch, then back ON.
Board check
Finisher - Main CPU program error
Update the firmware version of the finisher control PC board
(FIN).
Saddle Stitch Finisher - Main CPU program error
• Update the firmware version of the saddle control PC
board (SDL).
• Connector check
• Board check
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Contents
Measure
Measure
Error item
Measures
Remarks
Error item
Measures
e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
ERROR CODE AND TROUBLESHOOTING
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