Toshiba e-STUDIO5540C Service Manual page 147

[CB92] Saddle Stitch Finisher RAM abnormality
Classification
Finisher related service call
Check item
Saddle controller PC board (SDL)
Replace parts
Saddle controller PC board
[CB93] Saddle Stitch Finisher additional folding motor abnormality
Classification
Finisher related service call
Check item
Additional folding carrierr
Additional folding motor (M20)
Saddle control PC board (SDL)
Replace parts
Additional folding motor
Saddle control PC board
[CB94] Saddle transport motor abnormality
Classification
Finisher related service call
Check item
Transport roller
Saddle transport motor (M16)
Saddle control PC board (SDL)
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
• Check if the conductor pattern on the saddle controller PC
board (SDL) is open circuited or short circuited.
• Connector check
• Board check
The [CB93] error also occurs when the error [EF18] has
occurred consecutively for 3 times.
• Is there any mechanical problem when the additional
folding carrier is moved?
• Connector check
• Harness check
• Motor check
• Connector check
• Harness check
• Connector check (CN18)
• Board check
The [CB94] error also occurs when the error [EAB0] or [EF13]
has occurred consecutively for 3 times.
• Is there any mechanical problem when the transport
rollers are rotated?
• Motor check
• Connector check
• Harness check
• Connector check (CN18)
• Board check
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Error item
Measures
Remarks
Error item
Measures
Remarks
Error item
Measures