User's Manual

Output:
All EUs okay.
Go to MU
External error
Close the door (EUs with a door).
ALC alarm at RU: Decrease DL input power
of affected band.
VSWR alarm: Check antenna and cable.
LED status
Proceed to MU to set up the SW
Yellow
Yes
Internal Error
Change power supply (EUs with a
door)
.
Reduce environmental temperature.
Eliminate thermal short circuit.
Disconnect and connect mains. Fans
should run briefly (SW version > 2.4). If
not, replace the fans at EU.
MU: Change amplifier setting at MU
controller
Red
LED statusYellow
Green
Red
Finished setting up
all EUs?
Green
Spare EU
available?
Yes
Contact customer
service
No
Yes
LED on?
Check power switch inside EU
(EUs with door).
Check mains cabling.
Check mains power.
No
No
Page 22 Manual MF0133AUA.doc