Paradyne ACCULINK 336x E1 - Manual (Page 10)

Introduction
1-3 3360-A2-GB20-20 December 1996
Physical Description
The 336x Series consists of a Model 3360 NTU
(2-port), a Model 3364 NTU (4-port), and a Model 3365
NTU (1-port).
Front Panel
The E1 NTU 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 NTU rear panel contains the connectors and
switches required for the operation of the E1 NTU
(
Figures 1-2 , 1-3 , and 1-4 ). The connectors and switches
are described in Table 1-1 .
F1 F2 F3
OK FAIL TEST SIG1 OOF ALRM
NETWORK RXD
SIG2 SIG ALRM PDV OOF BPV
LCD
Lp1
Lp2
In
Out
In
Out
HDSL
LINE
E1
LINE
E1
MON
DTR TXD CTS RTS
496-14728-01
KEYPAD
TEST JACKS LEDs
Figure 1-1. Front Panel