SC No. Level Error Name/Error Condition/Major Cause/Solution
SC688-00 D
PRREQ signal not asserted
The print request signal (PRREQ) signal is not asserted within the
prescribed time after paper reaches the registration stand-by position,
• Noise
• Engine Board error
• Turn the main power OFF and then ON
• Replace the Engine Board.
SC700 (Peripherals)
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC790-00 D
Maximum number of banks (paper tray units) exceeded error
When the power is turned ON, the number of mounted paper tray units is
detected and the number exceeds three.
The number of mounted paper tray units exceeds the specifications.
Reduce the number of mounted paper tray units according to the
specifications.
SC800 (Controller)
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC816-00 [0x0000] Energy save I/O subsystem error
SC816-01 D Subsystem error
SC816-02 D Sysarch (LPUX_GET_PORT_INFO) error
SC816-03 D Transition to STR was denied.
SC816-04 D Interrupt in kernel communication driver
SC816-05 D Preparation for transition to STR failed.
SC816-06 D Preparation for transition to STR failed.
6. Troubleshooting
138
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