Introduction
1-33163-A2-GB20-10 March 1999
Physical DescriptionModel 3163 DSU/CSU Front Panel
The standalone DSU/CSU front panel contains,
•One 2-line, 16-alphanumeric-character-per-line
liquid crystal display (LCD)
•One 7-button keypad (three Function and four
directional keys)
•Twelve light-emitting diodes (LEDs)
•Two test jacks
The front panels is shown in Figure 1-1.
F1 F2 F3
OK FAIL TEST SIG OOF ALRM
NETWORK
RXD
EER
LCD
3163
ACCULINK
In
Out
NET
MON
DTR TXD CTS RTS
98-15940
PORT
Figure 1-1. 3163 DSU/CSU Front Panel