EXPRESS DAS
Installation and Operations Manual
56
EXPRESS DAS Installation and Operations Manual – Version 2.2 November 2013
6.3
OEU Front / Rear Panel – Indicators and Connectors
Figure 6
.
4 – OEU Front Panel
No.
Item
Description
1.
EWDM LED
LED indicator to check EWDM status
2.
DOU LED
LED indicator to check DOU module status
3.
System LED and Reset
Communication status with devices, alarm status of the system and
reset switch
4.
USB (B Type) port for network
management
USB port for communication and diagnosis of devices through
PC/laptop.
Table 6
.
5 – OEU Front Panel Indicators
Figure 6
.
5 – OEU Rear Panel
No.
Item
Description
1.
GND Port
Terminal for system ground
2.
DC Input Port
Input terminal for DC -48V
3.
Power switch
Power ON/OFF switch
4.
To/From ODU Optic Port
SC/APC optical connector terminal
5.
To/From MRU Optic Port
SC/APC optical connector terminal; use one optical cable per MRU.
Table 6
.
6 – OEU Rear Panel Connectors
Содержание EXPRESS Single-Carrier DAS
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