Front Panel; Figure 3-5. Front Panel Layout - ADTRAN TSU LT User Manual

Chapter 3. Operation

Front Panel

The TSU LT front panel is shown in Figure 3-5. Unit features are identified by call-outs.
TSU LT
Item Displays
1 PWR
2 ERR
3 ALM
4 TEST
5 TD
6 RD
7 RS
8 CS
9 LCD
Operation Keys
10 Up/Down
11 Enter
12 Cancel
38
9
10

Figure 3-5. Front Panel Layout

Function
LED ON when power is received by TSU LT.
LED ON when error event occurred in the last second.
LED ON when an alarm condition exists.
LED ON when unit is in test mode.
LED ON when DTE data is being received.
LED ON when DTE data is being received.
LED ON when request to send (RTS) active from DTE.
LED ON when TSU LT has clear to send (CTS) active toward
DTE.
A 2X16 LCD window that displays menu items used in
configuration and displays information useful in monitoring the
unit.
Keyboard arrows used to travel up/down menu trees. Arrows
increase/decrease numeric values and scroll through selections.
Used to choose paths and make selections.
Used to exit selections or menu tree branches.
© 2002 ADTRAN, Inc.
1 2
10 11
ENTER
PWR ERR
CANCEL
TD RD
5 6
12
TSU LT User Manual
3 4
ALM TEST
RS CS
7 8
61202060L4-1