CAUTION
•
Install or remove modules from the shelf only when the power is off.
If you install a module in the shelf with the power on, the internal
circuitry may suffer damage and the product warranty will be void.
•
Remove and install circuit boards only in a static-safe environment
(use antistatic wrist straps, smocks, footwear, etc.).
•
Keep circuit boards in their antistatic bags when they are not in use.
•
Do not ship or store circuit boards near strong electrostatic, electromag-
netic, magnetic, or radioactive fields.
•
For more complete information on electrostatic discharge safety
precautions, refer to Bellcore
TM
Technical Reference # TR-NWT-000870.
Copyright 1998 by Dantel, Inc. • Dantel is a registered trademark of Dantel, Inc. • ISO 9001 Registered
Printed in the U.S.A.
I
NSTALLATION
& O
PERATION
M
ANUAL
05776-1198 <90-00124>
B18-05776-XX
U
NIVERSAL
O
RDER
W
IRE
A
SSEMBLY
About this Practice:
This practice has been reissued to:
• Document B18 release with new
M Lead Interface Module.
• Update Figs. 2, 3, and 6.
Issue date: November 1998
Reissued Practices: Updated and
new content can be identified by a
banner in the right margin.
UPDATED
Table of Contents
Ordering Information ........................................................................... 2
General Description .............................................................................. 2
Alignment Procedures .......................................................................... 9
Technical Specifications ..................................................................... 16
A1
1-441
18-00
441
18-00
DISTRIBUTION
BRIDGE
LINE RCV P
O
RT 1
P
O
RT 2
P
O
RT 3
P
O
RT 4
COMBINED
DIST
OUTPUT
P
O
RT 1
P
O
RT 2
P
O
RT 3
P
O
RT 4
LINE XMT
44118-00 REV__
A11-44020-00 REV__
STR
OBE
CKT 2
O/1
GND
LEVEL
46105-00REV__
CH 1
XMT
RCV SYNC
RCV
RCV SYNC
GND
LEVEL
XMT
RCV
RCV
MON DROP
XMT
CH 2
MON DROP
XMT
RCV
46105-XX
DUAL VF 64B CHAN
44022-00 STATION INTERFACE
GND
LINE
DROP
MON
TRANSMIT
DIST
GND
LINE
DROP
MON
RECEIVE
DIST
Busy
Inc. Call
Off Hook
B11-44022-00 REV__
TEST
RST