Service manual

SC606: Printer SCSI communication error
Type: 2
- Description -
The main control board detects an error or hardware-related noise
during communication between the SCU or SCN and the main control
board.
- Detection Timing -
Always
- Possible Causes -
• Main control board
• SCU (System Control Unit)
• Scanner IPU
• SCSI cable
SP-Log: 7-402-6
SC607: Serial communication error between SCU and printer
Type: 2
- Description -
A hardware-related communication error occurs for a successive three
times or a communication time-out occurs during optical-fiber serial
communication between the SCU and the main control board.
- Detection Timing -
When the power switch is turned on
When the main counter is active
- Possible Causes -
• Main control board
• SCU (System Control Unit)
• Fiber cable
SP-Log: 7-402-6
SERVICE CALL CONDITIONS
A166/A187/A189 6-24 SM
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA