Trouble-clearing procedures
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UPM
UPM (GFP User Payload Mismatch)
URU
URU (Underlying Resource Unavailable)
URU-OCH-LOS (Underlying resource unavailable - OTS)
URU-OTS-LOS (Underlying resource unavailable - OTS [Loss of Signal])
URU-OTS-RX (Underlying resource unavailable - OTS [Receive])
URU-OTS-TX (Underlying resource unavailable - OTS [Transmit])
URU-OTU (Underlying resource unavailable - OTU)
URU-S (Underlying Resource Unavailable - Card Failure)
USALS
USALS (Auto Laser Shutoff Due to Upstream Fault)
USLOS
USLOS (Upstream Channel Absent)
USOCHCOLLISION
USOCHCOLLISION (Upstream Channel Collision Input Direction)
VCGLOA
VCGLOA (Loss of alignment)
VCGSSF
VCGSSF (VCG Server Signal Failure)
VOLTAGEHIGH
VOLTAGEHIGH [High input voltage defect]
VOLTAGELOW
VOLTAGELOW [Low input voltage defect]
VTSFDI
VTSFDI (VTS Forward Defect Indication)
VTSOCI
VTSOCI (VTS Open Connection Indication)
WKSWBK
WKSWBK (Automatic switch to working)
WKSWPR
WKSWPR (Automatic switch to protection)
WTR
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2-16
Overview
2-336
2-336
2-337
2-337
2-338
2-338
2-338
2-339
2-339
2-339
2-341
2-341
2-343
2-343
2-345
2-345
2-346
2-346
2-348
2-348
2-349
2-349
2-350
2-350
2-351
2-352
2-352
2-352
2-353
2-353
2-356
2-356
2-357
1830 PSS-36/PSS–32/PSS-16/PSS-4
8DG60888CAAA Release 3.6.0 and 3.6.1
Issue 1 June 2011