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

Chapter 3. Operation

Front Panel

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
3-8
The TSU LT front panel is shown in Figure 3-5. Unit features
are identified by call-outs.
9
LED ON when power is received by TSU LT.
LED ON when errored events have happened 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 selec-
tions.
Used to choose paths and make selections.
Used to exit selections or menu tree branches.
10 12
ENTER
CANCEL
11 13

Figure 3-5. Front Panel Layout

Function
TSU LT User Manual
1 2 3 4
PWR ERR ALM TEST
TD RD RS CS
5 6 7 8
61202060L2-1