Ricoh D072 Service Manual page 270

No.
Symptom
Definition
Communication line error
The supplied voltage is not
-005 C
sufficient due to the defective
communication line or defective
connection.
Incorrect dial up connection
651
An unexpected error occurs when the modem (RCG-M) tries to call the center
with a dial up connection.
-001 D Program parameter error
-002 D Program execution error
Engine startup error
Just after the main power is turned
on or the machine is recovering
670 B
from auto off mode, the engine
ready signal assertion fails.
Just after the main power is turned
on, the engine does not respond.
SM Appendix
SC Tables (F/SPF: D068/D069)
Possible Cause/Countermeasure
1. Consult with the user's local
telephone company.
Software bug.
1. No action required because this
SC does not interfere with
operation of the machine.
Poor connection between the
BICU and controller board
Defective BICU
Defective controller board
3-15 D067/D068/D069/D072