Drum Type Detection; Black Drum - Ricoh C231 Service Manual

6.8.8 DRUM TYPE DETECTION

[B]
Identify size 1
Identify Color
The type of drum is distinguished by inserting jumper wires in the drum connector
[A] at three locations, as shown in the lower diagram.

Black drum

Identify Color
B4 drum No jumper
A4 drum No jumper
LG drum No jumper
Color drum
Identify Color
B4 drum Jumper inserted Jumper inserted
A4 drum Jumper inserted Jumper inserted
LG drum Jumper inserted No jumper
NOTE: When you modify the color drum into a black drum, replace the ink holder
[B] to the correct type for a black drum. Then take off the jumper at the
'identify color' location. Never remove or insert jumpers at 'identify size 1'
or 'identify size 2', or the machine will detect the incorrect drum size.
SM
C267R085.WMF
C267R086.WMF
Identify size 1 Identify size 2
Jumper inserted Jumper inserted
Jumper inserted No jumper
No jumper Jumper inserted
Identify size 1 Identify size 2
Jumper inserted
No jumper
Jumper inserted
6-31
DRUM
[A]
Identify size 2
C267