3Com LS8M1P12TEH Installation Manual page 21

Installation Manual
H3C S7500 Series Ethernet Switches
The power distribution area is at the chassis bottom near to the rear panel. There
is an AC power distribution box for AC power input or a DC power distribution box
for DC power input.
There are a –48 VDC power input terminal and a COM port (PoE management
Ethernet port) on the back of the PoE-capable S7503 XGbus chassis.
II. S7506
Figure 1-8 shows the chassis and slots of the S7506.
主控板 主控板
SRPU SRPU
业务板 业务板
LPUs LPUs
电源模块 电源模块
Power m odule Power m odule
Figure 1-8 Chassis of the S7506
Figure 1-9 shows the chassis back of the S7506.
1-15
Chapter 1 Product Overview
风扇框 风扇框
Fan tray Fan tray
机箱拉手 机箱拉手
Chass is handle Chass is handle