Ricoh D025 Service Manual page 1294

Electrical Components
No. Error
14 Staple out
15 Top cover open
16 Stapler cover open
17 Tray upper limit
switch is ON
18 System error
19 Exceeded system
limitation
D372
Problem/Solution
The tray full sensor went ON with the edge depressor
solenoid OFF and paper height sensor OFF.
Solution: Tray full, remove paper.
Problem:
Occurs during standby or during stapling.
The staple near-end sensor went ON, or during staple
supply the self-priming sensor did not go ON, even
after 10 attempts to supply more staples to the
stapler.
Solution: Replace the empty staple cartridge.
Problem:
The top cover remained open longer than 2 ms.
Solution: Close the top cover.
Problem:
The stapler cover remained open longer than 2 ms.
Solution: Close the stapler cover.
Problem:
The tray upper limit switch remained on longer than 2 ms.
Solution: Before determining that an error has occurred:
Lower the safety lever.
Cycle the machine power off/on
Problem:
An abnormal condition was detected and existed longer
than 60 sec.
Solution: DFU
Problem:
Occurs when the number of command requests received
has exceeded the limit. The entrance detected the paper,
but the entrance sensor did not go OFF after the finisher
transport motor ran long enough to feed 1.5 times the
length of the paper size signaled by the main machine.
60 SM