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Andrew Wireless Innovations Group M17P26 User Manual

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Fan * 
Disconnect and connect mains. Fans 
should run. If not, replace the fans at RU. 
I²C 
Disconnect and connect mains. 
Optical alarm Tx  Exchange RU. 
Amplifier “Power 
Down” 
(MU: Change amplifier setting at MU 
controller). 
Status LED off 
Mains 
Check power switch inside of RU (RUs 
with door). 
Check mains cabling. 
Check mains power. 
table 4-1 Status LED alarms 
 
*  only applicable if the RU is equipped with a fan 
 
For the position of the LED see chapter 3.2.2 Connections. 
 
Explicit troubleshooting is available in the MU software, (software manual or WEB 
Interface). 
 
4.4. 
TROUBLESHOOTING 
 
The status of the remote unit can be checked via the master unit (for details please 
refer to the software manual of the Master Controller). Locally, the status can be 
checked at the LED, see chapter 3.2.2 Connections.