Fault analysis
74
Model 3096RC T-DAC Getting Started Guide
5 • Troubleshooting and maintenance
ETHERNET
Front
panel
Green
On solid
Link status is nominal for the Ethernet port. No action recom-
mended.
Off
•
A valid link has not been detected.
•
Verify that an Ethernet cable is plugged into the hub, switch,
or workstation and the Ethernet port of the Model 3096RC.
•
Verify that the hub, switch, or workstation is powered on.
•
Verify that the correct straight-through or cross-over cable is
being used, depending on whether you are connecting to a
workstation (PC), hub, or switch.
•
Replace the cable. If the problem still exists, contact Patton Tech-
nical Support to determine if the T-DAC should be replaced.
CLK SOURCE
Front
panel
Green
On solid The 3096RC is set as the Master Clock source. No action rec-
ommended.
Flashing The 3096RC is set as the secondary clock source. No action
recommended.
Off
The 3096RC is set as the slave, getting its clock from the H.110
Bus. No action recommended.
CLK ERROR
Front panel Yellow On solid Master Clock source has been lost and the 3096RC is using the
secondary source for its clock.
Flashing Master Clock source and the Secondary Clock source have been
lost and the 3096RC is using its internal crystal for its clock.
Off
No clock errors currently detected.
No action recommended.
TEST MODE
Front panel Green On solid One or more G.SHDSL ports or T1/E1 ports is in test mode.
No action recommended.
Flashing One or more of the G.SHDSL ports or the T1/E1 ports is in test
mode and errors have been received.
Off
None of the G.SHDSL ports is operating in test mode.
No action recommended.
WAN
a
Front Panel Green On solid Indicates normal activity at each of the T1/E1/PRI links.
No action recommended.
Single
Flash
Indicates that the Model 3096RC is detecting the network, but
is unable to synchronize with it.
Double
Flash
Indicates an error on any of the T1/E1/PRI links.
Off
Indicates no T1/E1 links are in use.
DSL
CONNECTION
(LEDs 1–16)
b
Front Panel Green On solid The ports are activated, linked, and operating normally.
Flashing One or more G.SHDSL ports have errors.
Off
No G.SHDSL ports have been configured to establish a link.
See Chapter 3,
“Configuring the T-DAC for operation”
on
page 35 to configure the G.SHDSL ports.
READY
Front panel
Blue
On
Card ready for removal from cPCI chassis.
Off
Card not ready for removal from cPCI chassis.
Do not remove card from chassis.
Table 8. LED definitions (Continued)
LED
Location
Color
Status
Meaning
