Specifications
5-3
Book Title
78-13113-06 B0
Chapter 5 Troubleshooting the Uplink Cards
LEDs
The LEDs located on the right side of the uplink card provide system status information.
Note Table 5-3 also indicates the system status of the card as it initializes.
Table 5-2 POS/DPT Uplink Status LEDs
LED Activity Description
ACTIVE
Green Port is active.
Off Port is not active.
CARRIER
Green Framer has locked onto the SONET frames.
Off Framer has not achieved lock.
RX PACKET
Green Packets are being received on the port.
Off No packets are being received on the port.
SRP WRAP
Off Not applicable to POS.
SRP PASS THRU
Off Not applicable to POS.
Table 5-3 DPT and POS/DPT System LEDs
LED Activity Description
OVERTEMP
Green (default status when
initialized)
System is operating within the proper temperature range.
(inlet <104
o
F [40
o
C]; outlet <109
o
F [43
o
C])
Red/green Both LEDs are on, (appears orange). System is working on warning
temperature range.
(104
o
F [40
o
C] <= inlet < 122
o
F [50
o
C],
109
o
F [43
o
C] <= outlet < 127
o
F [53
o
C])
Red System is working on critical temperature state.
(122
o
F [50
o
C] <= inlet < 149
o
F [65
o
C],
127
o
F [53
o
C] <= outlet < 167
o
F [75
o
C])
CARD FAIL
Red A hardware failure is detected on the uplink card. During power up, the
LED will be red even when the uplink card is powered down.
Off (default status when
initialized)
Card is operational. The LED is turned off after hardware initialization.
SYSTEM STATUS
Red Not applicable.
Red/green Both LEDs are on (appears orange). This is the normal configuration
during power up. Once the software loads successfully, the red LED
will turn off.
Green (default status when
initialized)
System is operational.
POWER
Green (default status when
initialized)
Uplink card is receiving power from the system.
1
1. System power up is not an indication that the uplink card is powered up. Check the card status LEDs to ensure the card is functioning properly and is
receiving power from the system.
Off Uplink card is not receiving power from the system.