Ricoh Kr-P2 Field Service Manual page 128

3. Appendix: SP Mode Tables
OP LoopBackCheck
1901
Displays the result of the optional loop back checking at power on.
Summary
1901 1
bit 0: Bank (paper feed) unit error
bit 1: Bin unit error (Not used)
3
bit 2: Duplex unit error
BankTray
1901 2
Displays the error status for the optional paper feed unit.
0: Checking is correctly done.
1: D5 is not "High".
2: D5 is not "Low".
3: X2FCL is not "ON".
4: X2FCL is not "OFF".
5: X2MOTOR is not "ON".
6: X2 MOTOR is not "OFF".
Duplex
Displays the error status for the optional duple unit.
0: Checking is correctly done.
1901 4
1: Serial number communication fails.
2: DPXSET is not "Low".
255: Loop back connector is not connected.
30
Displays the error status for each option.
0: Normal, 1: Error
[0 to 255 / 0 / 1 step.]
7: X3FCL is not "ON".
8: X3FCL is not "OFF".
9: X3MOTOR is not "ON".
10: X3 MOTOR is not "OFF".
11: D4 is not "Low".
255: Loop back connector is not
connected.
[0 to 255 / 0 / 1 step.]