9-356 Cyan Toner Dispenser Broken Rap - Xerox DocuColor 12/DCCS50 Service Manual

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A
Y
N
Connect the meter between P/J432-2 and GND. The meter reads a constant +5
VDC.
Y
N
Flag 3
on BSD 9.5 and check the wire for an open circuit or a short circuit
Go to
to ground. If the wire is good, replace the Low Toner (M) Sensor
problem continues, replace the IOT Drive PWB
Vacuum the Magenta Dispense Housing. Reinstall the Magenta Toner Cartridge.
Enter dC330. Stack the codes [009-033 Dispense Motor M] and [009-258 Low Toner
Sensor M]. The sensor changes state as toner is dispensed.
Y
N
+5 VDC is measured between P/J433A-9 and P/J433A-7.
Y
N
Go to
+5VDC Wirenets (Figure
on the IOT LVPS and P/J119-1 on the Low Toner Sensor (M).
Go to
DC COM (+5V RET) Wirenets
5 on the IOT LVPS and P/J119-3 on the Low Toner Sensor (M).
Go to
Flag 3
on BSD 9.5 and check the wire for a short circuit to ground. Check
the wires between P/J119-1and P/J433A-9 and between P/J119-3 and
J433A-7 for an open circuit. If the wires are good, replace the Low Toner (M)
Sensor
(PL
6.3).
This should resolve the problem. Ensure that there is no blockage in the dispense
area. Check the machine for proper operation.
The sensor indicates that toner is present in the Toner Dispense Housing and is being dis-
pensed. Replace the IOT Drive PWB
Replace the Magenta Toner Cartridge (Section 6,
Reissue
DocuColor 12/DCCS50
(PL
6.3). If the
(PL
9.2).
1) and check the wires between P/J21-1
and check the wires between P/J21-
(PL
9.2).
Machine
Consumables).

9-356 Cyan Toner Dispenser Broken RAP

This fault code appears when any one of the following conditions occurs: the low toner sensor
detects that there is no toner for a period of 2 seconds; the low toner sensor detects that there
is no toner for a period of 500 seconds (approximately 8 minutes); or when the toner dispense
motor remains energized.
Initial Actions
Refer to BSD 9.5, 9.6 and BSD 9.15 for the following procedure.
Ensure that P/J432, P/J433B, and
DRIVE PWB,
P/J216
on the Cyan Cartridge Motor and
are connected before beginning this RAP.
NOTE: If the code doesn't clear and the auger isn't broken, go to NVM 776-062 and set the
value to 0. Then, go to NVM 776-374 Toner Cartridge C Empty and set the value to 0.
Procedure
Check the Cyan Toner Cartridge. The toner cartridge is empty.
Y
N
P/
NOTE: The Cartridge Motor is only energized for 10 seconds each time Start is pressed.
The display will indicate Off when the 10 seconds have expired. Pressing Start will ener-
gize the Cartridge Motor for another 10 seconds. Press Start as often as necessary to get
an accurate reading.
Remove the Cyan Toner Cartridge to see the Toner Cartridge Coupling. Cheat the Front
Door Interlock. Enter dC330 [009-014 Cartridge Motor C]. Press Start. The Toner Car-
tridge Motor C operates.
Y
N
+12 VDC is measured at P/J433B-3 and at P/J433B-1 on the Dispense PWB.
Y
N
+24 VDC is measured between P/J431-2 and P/J431-1 on the Dispense
PWB.
Y
N
Go to
+24VDC Wirenets
LVPS and P/J431-2 on the Dispense PWB.
Go to
DC COM (24V RET) Wirenets
4 on the IOT LVPS and P/J431-1 on the Dispense PWB.
+5VDC is measured between P/J421B-8 and GND on the IOT Drive PWB
when the display indicates Off.
Y
N
Go to
Flag 4
on BSD 9.5. Check the wire for an open or a short circuit. If
the wire is good, replace the Dispense PWB
tinues, replace the IOT Drive PWB
Press Start. The voltage momentarily goes to less than +1 VDC
Y
N
Replace the IOT Drive PWB
Replace the Dispense PWB
A
B
C
1/05
9-355 Magenta Toner Dispenser Broken RAP, 9-356
2-115
P/J434
on the Dispense PWB, P
P/J421B
P/J120
on the Cyan Low Toner Sensor
and check the wires between P/J24-2 on the IOT
and check the wires between P/J23-
(PL
6.4). If the problem con-
(PL
9.2)
(PL
9.2)
(PL
6.4)
Status Indicator RAPs
on the IOT

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