Verilink PRISM 4101 (34-00230) Product Manual - Manual (Page 38)

26 C HAPTER 3: F RONT P ANEL I NTERFACE
Status Displays Selecting Status from the Main Menu brings up two different displays as shown in
Figure 3-18. You can switch between these two displays at any time by pressing
the Scroll button.
The Select key is not valid. Use the Scroll key only.
Figure 3-18 Status Display Menu Structure
The first display can be blank, or show different indicators.
LOS - The unit is not currently receiving a valid DDS signal.
OOS - The unit is currently receiving the Out of Service pattern over the DDS
interface.
OOF - The unit is currently receiving the Out of Frame pattern over the DDS
interface.
DBA - This message is sent when the dial backup becomes active notifying you
that the main data path is down.
DBF - This message is sent upon failure of the dial backup link to connect or upon
a loss of carrier. The unit continues to attempt a DBU link.
TEST - The unit is running a BERT or is in a lopback mode.
The second display shows the status of various control leads on the RS-232 or
V.35 DTE port. An asterisk (*) below a given signal name indicates the control
lead is active (asserted).
✍
Status
LOS
OOS
DBF
DBA
Test
RTS CTS CD TR SR
*
Asterisk indicates
active signal