Xerox Document Workcenter 150 Service Manual page 25

3.
Access lhe
CNl connector on the main
PWB.
Plug in the machine.
The voltages ere correct.
Y N
1 Go to step 5.
POWER
CORD
4.
Perform RAP 15.
5. Unplug the machine and disconnect
CNl
from the main PWB. Plug in the machine.
Measure the voltages at CN2 on the power
SUPPlY.
The voltages ere correct.
i
N Replace the Power Supply (REP 6.4).
6. Reler to the DC Power Oistribution drawings
in Section 7. Determine which componenl
was loading the power supply.
POWER SUPPLY PL 6.1
REGULATORS
CNZ CN2
CNI CNI
1 1 +42 VDC +42 VDC 1 1
2 2 t42 VDC t42 VDC 2 2
3 3 DCGND DCGND -2 -2
4 4 DC GND DC GND 4 4
5 5 +5 VDC +5 VDC 5 5
6 6 +5 VDC +5 VDC 6 6
7 7 DC GND DC GND 7 7
6 6 DCGND DCGND 6 6
9 9 +I2 VDC +I2 VDC 9 9
IO IO
DC GND DC GND
10 10
11 11 -12 VDC -12 VDC 11 11
12 12 DC DC
GND GND
12 12
I
I
Document WorkCenter 150
5196
2-5
RAP 10 Input Power