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6/98
High Capacity Feeder Option
12-32
Xerox DocuPrint N17 Service Manual
12.6.3 Paper Feed Motor Assembly
1. Disconnect the AC power and remove the Rear Access Cover.
2. Disconnect P/J1 from the Controller PWB. Make the measurements
listed in Table 1. All measurements are correct.
Y:
Go to step 3.
N:
Replace the Paper Feed Motor Assembly (12.2.4).
3. Reconnect P/J1 and reconnect AC power. Measure the voltage
between pins 1 and 5 on P/J7 on the Controller PWB. Initiate a test
print. The voltage pulses from 5.0 VDC to approximately 0.0 VDC when
the printer initiates a paper feed signal.
Y:
Go to step 4.
N:
The problem appears to be in the printer.
4. Initiate a test print and measure the voltages listed in Table 2 during a paper feed cycle. The
voltages are correct.
Y:
Go to step 5.
N:
Replace the Controller PWB (12.2.3).
5. Check the paper feed assembly for binding, loose or defective components, or defective feed
rolls. If the assembly is OK, replace the Paper Feed Motor (12.2.4).
Table 12.6.3.1 Paper Feed Motor
From
To
Reading
P1 Pin 1
P1 Pin 4
32 +/- 3 ohms
P1 Pin 1
P1 Pin 6
32 +/- 3 ohms
P1 Pin 2
P1 Pin 3
32 +/- 3 ohms
P1 Pin 2
P1 Pin 5
32 +/- 3 ohms
Table 12.6.3.2 Paper Feed Motor
From
To
Reading
P/J1 Pin 1
P/J1 Pin 4
11 +/- 2.0 VDC
P/J1 Pin 1
P/J1 Pin 6
11 +/- 2.0 VDC
P/J1 Pin 2
P/J1 Pin 3
11 +/- 2.0 VDC
P/J1 Pin 2
P/J1 Pin 5
11 +/- 2.0 VDC
J6
J5
J4
J3
J8
J9
J2
J1
J7
Denotes Pin #1
RAP_01
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Содержание DocuPrint N17
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