Paradyne ACCULINK 317x E1 - Manual (Page 11)

1-3 3170-A2-GB20-20 December 1996
Physical Description
The E1 DSU/CSU series of products consists of a
Model 3172 DSU/CSU (2-port) and a Model 3174
DSU/CSU (4-port).
Front Panel
The E1 DSU/CSU front panel (Figure 1-1) 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)
•
Six test jacks
Rear Panel
The E1 DSU/CSU rear panel contains the connectors
and switches required for the operation of the E1
DSU/CSU (Figures 1-2 and 1-3). The connectors and
switches are described in Table 1-1.
F1 F2 F3
OK FAIL TEST SIG OOF ALRM
NETWORK RXD
EER SIG ALRM PDV OOF BPV
LCD
ACCULINK
In
Out
In
Out
In
Out
NET NET
MON
EQPT
MON
DTR TXD CTS RTS
496-14539-03
KEYPAD
TEST JACKS LEDs
Figure 1-1. Front Panel