Xerox 4540 Service Manual - Page 239
D.7 Power Supply Connector
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D.7 Power Supply Connector The power supply connector has signal pins and power blades. See TABLE D-10 for signal pins and TABLE D-11 for power blades. TABLE D-10 Power Supply Signal Connectors X,Y 1 2 3 4 5 6 D 3.3AUX GND 12LS Spare SCL A0 C 3.3AUX GND AC OK +12V RS+ +12V RS- A1 B 3.3AUX GND PSON PSKILL SDA A2 A 3.3AUX GND PRESENT PWOK FAIL ACL 7 3.3 Vsb RS+ 3.3 Vsb RSFan fail Reserved TABLE D-11 Power Supply Connector Power Blades Pin Function P1 12VDC P2 12VDC Return P3 12VDC P4 12VDC Return P5 12VDC P6 12VDC Return P7 12VDC P8 12VDC Return Appendix D Connector Pinouts D-13
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Appendix D
Connector Pinouts
D-13
D.7
Power Supply Connector
The power supply connector has signal pins and power blades. See
TABLE D-10
for
signal pins and
TABLE D-11
for power blades.
TABLE D-10
Power Supply Signal Connectors
X,Y
1
2
3
4
5
6
7
D
3.3AUX
GND
12LS
Spare
SCL
A0
3.3 Vsb RS+
C
3.3AUX
GND
AC OK
+12V RS+
+12V RS-
A1
3.3 Vsb RS-
B
3.3AUX
GND
PSON
PSKILL
SDA
A2
Fan fail
A
3.3AUX
GND
PRESENT
PWOK
FAIL
ACL
Reserved
TABLE D-11
Power Supply Connector Power Blades
Pin
Function
P1
12VDC
P2
12VDC Return
P3
12VDC
P4
12VDC Return
P5
12VDC
P6
12VDC Return
P7
12VDC
P8
12VDC Return