Chapter 3. Operation
3-2
TSU User Manual
61200060L1-1
Front Panel Operation
Figure 3-1. Front Panel Layout
Item
Function
Displays:
1 PWR:
LED "ON" when power is received by TSU.
2 ERR:
LED "ON" when errored events have happened in the
last second.
3 ALM
LED "ON" when an alarm condition exists.
4 LB
LED "ON" when unit is in loopback.
5 TD
LED "ON" when DTE data is being transmitted.
6 RD
LED "ON" when DTE data is being received.
7 RS
LED "ON" when RTS active from DTE.
8 CS
LED "ON" when TSU has CTS active toward DTE.
9 LCD WINDOW
A 2X16 Liquid Crystal Display (LCD) window that dis-
plays menu items used in configuration and displays
information useful in monitoring the unit.
Operation Keys:
10 UP/DOWN Scroll
Keys
Scroll keys used to traverse up/down menu trees, in-
crease/decrease numeric values and scroll through
selections.
11 ENTER
Used to choose paths and make selections.
12 CANCEL
Used to exit selections or menu tree branches.
TSU
PWR ERR
ALM
LB
TD
RD
RS
CS
SCROLL
ENTER
CANCEL
13
11
12
10
9
8
7
6
5
4
3
2
1
Содержание 1200060L1
Страница 1: ...TSU T1 FT1 Data Channel Service Unit Part Number 1200060L1 User Manual 61200060L1 1B September 1999...
Страница 8: ...viii...
Страница 12: ...Table of Contents xii TSU User Manual 61200060L1 1...
Страница 14: ...List of Figures xiv TSU User Manual 61200060L1 1...
Страница 16: ...List of Tables xvi TSU User Manual 61200060L1 1...
Страница 66: ...Chapter 3 Operation 3 30 TSU User Manual 61200060L1 1...
Страница 70: ...Chapter 4 Testing Example 4 4 TSU User Manual 61200060L1 1...
Страница 72: ...Appendix A TSU Complete Menu A 2 TSU User Manual 61200060L1 1...
Страница 74: ...Appendix B DTE Data Rate Chart B 2 TSU User Manual 61200060L1 1...
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