Specifications

Chapter 5 Troubleshooting & Diagnostics Optimux-XLT1 Installation and Operation Manual
5-4 Troubleshooting Instructions
Table 5-2. Troubleshooting Chart (Cont.)
Trouble Symptoms Probable Cause Corrective Measures
External problem 1. Activate the fiber optic local loop on the
Optimux-XLT1.
2. Check that all the SYNC LOSS and AIS indicators
turn OFF, and that the equipment connected to the
local channels receive their own transmissions.
3. If the indicators turn OFF, the problem is external.
Troubleshoot the remote unit, and the fiber optic
transmission path.
All the units connected to
a local Optimux-XLT1 do
not receive the remote
equipment.
Defective Optimux-XLT1 Replace Optimux-XLT1
Connection problem Check the equipment connected to the local channel
External problem 1. Activate the port local loop on the Optimux-XLT1.
2. Check that any previously lit alarm indicators related
to the channel turn OFF.
3. If the indicators turn OFF, the problem is external.
Check the remote equipment.
Only one of the units
connected to a local
Optimux-XLT1 does not
receive from the remote
equipment.
Defective Optimux-XLT1 Replace Optimux-XLT1
SYSTEM FLT indicator is
ON
Defective Optimux-XLT1. Replace Optimux-XLT1
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