3Com 4800G Getting Started Manual page 40

40 C 3: I
HAPTER NSTALLING THE
S
WITCH
power cable of the Switch 4800G 48-Port and Switch 4800G 24-Port-DC" on
page 43.
Figure 33 Appearance of the 12V RPS socket
Pin Number
1
2
3
4
5
6
7
Connect the DC power cable of the Switch 4800G 24-Port and Switch 4800G
PWR 48-Port as follows:
1 Connect one end of the grounding cable to the grounding screw on the rear panel
and the other end to the ground as near as possible.
2 Connect the 12V RPS power connectors.
Figure 34 12V RPS power cable
Designation Pin Number
GND 8
-50V 9
12V 10
12V 11
12V 12
12V 13
GND 14
Designation
GND
-50V
RPS_pres
-50Vrtn
-50Vrtn
Control Pin
GND