903-Cyan Developer Clutch Service Check - Lexmark C720 Service Manual

5024-001
903—Cyan Developer Clutch Service Check
FRU
1 Check Clutch
2 Cyan Developer Clutch
(DCLC)
3 IOD2 P.W.B. Board
4 Main Engine (MCTL
P.W.B.) Board
Developer Clutch (DCLC)
2-40
Service Manual
Action
Ensure the cyan developer clutch (DCLC)
connector ECN16 on the IOD2 P.W.B.
board is properly connected.
Check the voltage between ECN16-3 and
ECN2-6 on the IOD2 P.W.B. board.
If the voltage drops below +24V, replace
the Cyan Developer (DCLC).
Check the voltage between ECN1-1 and
ECN2-8 on the IOD2 P.W.B. board.
If the voltage jumps to +24V, replace the
IOD2 P.W.B. board.
If the problem still exists, replace the main
engine (MCTL P.W.B.) board.