Troubleshooting
8-8 9820-A2-GB20-20
June 2000

Table 8-1. Alarm Conditions (2 of 4)

Alarm Condition What To DoWhat It Indicates
DTR Down from
Port-1 Device The DTR control lead on
the device connected to
Port

-n

is off.
Examine the attached DTE and
cable connected to the
FrameSaver unit’s port.
HCheck that the Port

-

1 cable is
securely attached at both
ends.
HCheck the status of the
attached equipment.
Fan Failure
(9820-45M) One of the fans has failed. Notify your service
representative. Have the fan
assembly replaced as soon as
possible. See

Replacing the

Front Panel Assembly

in
Chapter 12,

Hardware

Maintenance (9820-45M)

.