Huawei OptiX RTN 905 Quick Installation Manual page 7

e
Front View of the IDU 905 2E
1
3
2
4
1
Ground screw
4
2
DC-C power socket
5
(Caution! See "Precautions
for Handling Power
Cables.")
3
NE status indicator
6
7
5
6
8
Status indicators of
IF ports to the
7
the GE/FE service
ODU/ODU switches
ports (SFP
modules)
Radio link status 8 USB port/Status
indicator indicator
NMS port/NMS serial
9
Mini USB port
port
9
11 13
14
15
12
10
20
NE cascading port/
10
Asynchronous data port
Clock port (CLK)/High-precision
time port (TOD)/Outdoor cabinet
11
monitoring port (MON)
Alarm input/output
12
port
4b
16 17
18
16
STM-1 serv ice ports
17 MN1 subboard
Power ov er Ethernet
13 18
16xE1 ports
port
Port for the ESD wrist
GE/FE service ports 19
14
strap
(SFP modules)
FE/GE service
15
20
COMBO ports
electrical ports (RJ-45
connectors)
19