EXPRESS DAS
Installation and Operations Manual
EXPRESS DAS Installation and Operations Manual – Version 2.2 November 2013
23
3.3
BIU Front / Rear Panel – Indicators and Connectors
Figure 3.8 – BIU Front Panel
No.
Item
Description
1.
MCPU - Alarm LED &
Reset
Communication status with devices, alarm status of entire system and
reset switch
2.
MDBU LED
Shows status of MDBU (receiving power) and alarm conditions
3.
MPSU - Power Test Port &
Alarm
Output DC power test port and ALM LED to show abnormal status
4.
MCPU - Debug (USB B)
Provides communication and diagnosis of devices through PC/laptop
5.
MCPU - Ethernet port
Provides remote access to system through IP network. Note: the
supporting network mode is UDP protocol.
6.
MDBU - RF Monitor Ports
- 20dB Coupling below Downlink (Tx) Input Level
- 20dB Coupling below Uplink (Rx) Output Level
7.
MPSU - Power switch
Power ON/OFF switch
Table 3
.
7 – BIU Front Panel Indicators
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