Backplane Options
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29
4.4.5
Special Power Connectors
Terminal
Name
Signal Name
Signal Description
P4
Signal Pin
J6
-SELVbat
Short loop battery
P4-A21
J7
SELVbatRtn
Short loop battery return
P4-E21
J8
VRG
Bussed ringing voltage source
P4-A18
J9
VRGRtn
Bussed ringing voltage return
P4-E18
J10
-Vbat(-48V)
Telecom power source
P4-A15
J11
VbatRtn
Telecom power return
P4-E15
J16
+5V
for V(I/O) selection
J17
V(I/O)
Default short to +5V
J18
+3.3V
for V(I/O) selection
E1, E2
+3.3V
+3.3V
--
E3, E4, E5, E8
GND
Ground
--
E6, E7
+5V
+5V
--
E10
-12V
-12V
--
E11
+12V
+12V
--
E9, E12
FGND
Chassis Ground
--
4.4.6
Power Control Signals
Connector
Name
Signal Pin
J13
INH#
ATX Power Connector
J14
RST#
P2-C17
J15
FAL#
P2-C15
4.4.7
Power Indicator LED Signals J12
Signal
Pin # Pin #
Signal
+12V (with 1.2KO resistor)
1
2
GND
-12V (with 1.2KO resistor)
3
4
GND
+5V (with 470O resistor)
5
6
GND
+3.3V (with 330O resistor)
7
8
GND
4.4.8
ATX Power Input Connectors (J2, J3, J4)
Signal
Pin No. Pin No.
Signal
+3.3V
1
11
+3.3V
+3.3V
2
12
-12V
GND
3
13
GND
+5V
4
14
PS_ON (INH#)
GND
5
15
GND
+5V
6
16
GND
GND
7
17
GND
PWR_OK (FAL#)
8
18
-5V (+12V Sense)
+5V SB (DEG#)
9
19
+5V (+5V Sense)
+12V
10
20
+5V
Summary of Contents for cPCIS-3100 Series
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