Nortel Networks Station Port Adapter DS30 - Manual (Page 5)

4
Installation Guide DS30/Station Port Adapter
SITUATION INDICATION LINK ACTION
Fiber Line LED light is Power on Invalid Check fiber
flashing connection between
units
Fiber Line LED light is off No Power Invalid Check power source
Fiber Line LED light is on Power on Valid None
TCM Loop LED port light Active port Valid None
is on connection
TCM Loop LED port light Inactive port Invalid Check corresponding
is off connection port connection
TROUBLESHOOTING
Table 3. Troubleshooting Guide
NOTE: Timing master uses highest numbered TCM Loop connected
port to synchronize DS-30 link.
The DS30/Station Port Adapter is compatible with ACCESS 2.6
ver. 6.52 and higher within application products running on the
NAM II platform. Systems with previous versions of ACCESS
should obtain an appropriate upgrade.
Figure 4. Close-up View of LEDs
TCM Loop 1
Fiber Line
1 4 7
2 5 8
3 6
FIBER
LINE