Alarm
Description
TX power low
TX power is low
Temp high
Temperature is high
Temp low
Temperature is low
Voltage High
Voltage is high
Voltage Low
Voltage is low
The alarm information for XENPAK transceivers is shown in this table.
Table 35: Alarm and error information (XENPAK transceivers)
Alarm
Description
WIS local fault
WAN Interface Sublayer local fault
Receive optical power fault
Receive optical power fault
PMA/PMD receiver local fault
Physical Medium Attachment/Physical Medium Dependent receiver local
fault
PCS receiver local fault
Physical Coding Sublayer receiver local fault
PHY XS receive local fault
PHY Extended Sublayer receive local fault
RX power high
RX power is high
RX power low
RX power is low
Laser bias current fault
Laser bias current fault
Laser temperature fault
Laser temperature fault
Laser output power fault
Laser output power fault
TX fault
TX fault
PMA/PMD transmitter local fault
PMA/PMD transmitter local fault
PCS Transmit local fault
PCS transmit local fault
PHY XS transmit local fault
PHY SX transmit local fault
TX bias high
TX bias current is high
TX bias low
TX bias current is low
Table Continued
Chapter 13 Troubleshooting
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