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Practice Section 1631
Issue 4, October 2009
1
Figure 1. O3-4D1L3 U2 Unit
2
1
DS1-1
RS-232
4
3
C
R
A
F
T
DS1
EN
O3-4D1L3
R
X
OC3
UNIT
DS1-4
T
X
DS1-3
DS1-2
U2
UPDATE
1. INTRODUCTION
This practice describes the Pulsecom
®
O3-4D1L3 U2 OC3 to DS1 Multiplexer, shown in
Figure 1. Installation instructions and engineering references are included.
CONTENTS
PAGE
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . 1
A. Reason for Reissue . . . . . . . . . . . . . . . . . . 2
B. Description . . . . . . . . . . . . . . . . . . . . . . . . . 2
C. Features. . . . . . . . . . . . . . . . . . . . . . . . . . . 3
APPLICATIONS . . . . . . . . . . . . . . . . . . . . . . . . 4
FUNCTIONAL DESCRIPTION . . . . . . . . . . . . . 5
A. OC3 Circuitry . . . . . . . . . . . . . . . . . . . . . . . 5
B. DS1 Circuitry . . . . . . . . . . . . . . . . . . . . . . . 6
C. Local Alarms . . . . . . . . . . . . . . . . . . . . . . . 6
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . 9
A. Controls and Indicators . . . . . . . . . . . . . . 10
B. Select and Install Mounting . . . . . . . . . . . 13
C. Make Alarm Connections. . . . . . . . . . . . . 13
D. Install O3-4D1L3 Transceiver and Unit . . 13
E. Make OC3 Connections. . . . . . . . . . . . . . 14
F. Make DS1 Connections . . . . . . . . . . . . . . 15
CRAFT PORT . . . . . . . . . . . . . . . . . . . . . . . . 16
A. Access . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
B. Provisioning . . . . . . . . . . . . . . . . . . . . . . . 18
C. Manual Loopbacks. . . . . . . . . . . . . . . . . . 20
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . 20
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . 21
CUSTOMER SERVICE . . . . . . . . . . . . . . . . . 22
OC3 TO DS1 MULTIPLEXER
O3-4D1L3 U2
Multiple Patents Pending
Trademarks used in this manual:
AMP and CHAMP are trademarks of AMP Inc.
CLEI is a trademark of Telcordia Technologies, Inc.
Microsoft and Windows are registered trademarks of Microsoft, Inc.
Pulsecom is a registered trademark of Hubbell Inc.
©2009 Pulse Communications Inc. All rights reserved.