...................................................................................................................................................................................................
5
Remove the fiber from the receive port where the LOF is raised and measure the optical
power.
If... Then...
the optical power is below the required
threshold,
using standard optical fiber jumper cleaning
procedure, clean the fiber, and measure the
power again.
the optical power is within the required limits, clean the receive connector on the card.
If the LOF condition is still present, the problem may be with the card.
...................................................................................................................................................................................................
6
Perform a warm reset of the card exhibiting the Loss of Frame.
CLI config card card type shelf slot reset warm
WEBUI Select the card, click the Reboot tab, select Warm Reboot >Submit.
...................................................................................................................................................................................................
7
If the client port has an pluggable module installed, verify the pluggable module (this
includes checking the pluggable module and replacing if necessary; do this before cold
reset or reseat as it does not affect other client signals).
...................................................................................................................................................................................................
8
Perform a cold reset of the card exhibiting the Loss of Frame.
Note: Refer to Caution at the beginning of this procedure.
CLI config card card_type shelf slot reset cold
WEBUI Select the card, click the Reboot tab, select Cold Reboot >Submit.
...................................................................................................................................................................................................
9
Reseat the card. Refer to “Reseating a Card” (p. 3-19).
...................................................................................................................................................................................................
10
Replace the card. Refer to “Replacing System Components” (p. 3-20). Follow the return
and repair process in the Customer and Product Support guide to return the faulty card to
an authorized repair center for replacement.
Trouble-clearing procedures
LOF
Transponder Client Port Loss of Frame
....................................................................................................................................................................................................................................
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2-138
1830 PSS-36/PSS–32/PSS-16/PSS-4
8DG60888CAAA Release 3.6.0 and 3.6.1
Issue 1 June 2011
E ND OF STEPS
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