Service manual

SC192: Bar code number mismatch
Type: 2
- Description -
The SCU compares the bar code data read by the CCD and analyzed
by the scanner IPU board with the machine identification number
stored in the machine. If they do not match, the SCU determines that
there is a bar code number mismatch.
- Detection Timing -
When the power switch is turned on
- Possible Causes -
• SCU (System Control Unit)
SP-Log: 7-402-1
SC193: IDU failure
Type: 2
- Description -
The IDU board diagnostics notify the scanner IPU board that it is faulty
at power-on. Then the scanner IPU board notifies the SCU of this.
- Detection Timing -
When the power switch is turned on
- Possible Causes -
• IDU
SP-Log: 7-402-1
SC196: Extended IPU abnormal
Type: 4
- Description -
The extended IPU board diagnostics notify the scanner IPU board
when its image processing ASIC on the extended IPU board is faulty at
power-on. Then the scanner IPU board notifies the SCU of this. This
check is not made if the extended IPU board is not installed.
- Detection Timing -
When the power switch is turned on
- Possible Causes -
• Extended IPU
SP-Log: 7-402-1
Trouble-
shooting
SERVICE CALL CONDITIONS
SM 6-5 A166/A187/A189
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA