ADTRAN 1200270L1, Manual

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Chapter 2. Installation
61200270L1-20 DSU III ARdc User Manual 2-5
CONFIGURATION
The DSU III ARdc contains four different user profiles (sets of configura-
tions options) that are stored in read only memory. These profiles are list-
ed in Default Configuration Profiles on page B-1. The unit is shipped from
the factory with profile 1 (default configuration) loaded into the nonvola-
tile configuration memory. If profile 1 matches the desired system re-
Table 2-3. Pin Assignments for Primary V.35 Connector
Pin CCITT Description
A 101 Protective Ground (PG)
B 102 Signal Ground (SG)
C 105 Request to Send (RS)
D 106 Clear to Send (CS)
E 107 Data Set Ready (SR)
F 109 Received Line Signal Detector (CD)
H - Data Terminal Ready (TR)
J - Ring Indicator (RI)
L - Local Loopback (LL)
N - Remote Loopback (RL)
R 104 Received Data (RD-A)
T 104 Received Data (RD-B)
V 115 Receiver Signal Element Timing (SCR-A)
X 115 Receiver Signal Element Timing (SCR-B)
P 103 Transmitted Data (SD-A)
S 103 Transmitted Data (SD-B)
Y 114 Transmitter Signal Element Timing (SCT-A)
AA 114 Transmitter Signal Element Timing (SCT-B)
U 113 External TX Signal Element (SCX-A)
W 113 External TX Signal Element (SCX-B)
NN - Test Indicator (TI)