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ADTRAN D4 OCU DP (ETR) D4-OCU Installation & Maintenance Manual

All-rate office channel unit dataport with extended transmit range.
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PRACTICES
CONTENTS
1.
GENERAL ................................................................... 1
2.
INSTALLATION ........................................................... 2
3.
CONNECTIONS .......................................................... 3
4.
TESTING ..................................................................... 3
5.
AUTO LOOP DISCONNECT ...................................... 4
6.
MAINTENANCE .......................................................... 4
7.
WARRANTY AND CUSTOMER SERVICE ................ 4
FIGURES
Figure 1. ADTRAN D4-OCU DP ......................................... 1
Figure 2. Rate Option Switch ............................................. 2
Figure 3. SW1 ..................................................................... 3
Figure 4. Connector Pin Assignments ............................... 4
TABLES
Table A. SW1 Option Settings ........................................... 3
1.
GENERAL
This practice has been reissued to correct enhanced
Switch 56 references.
This practice is an installation and maintenance guide
for the ADTRAN Office Channel Unit Dataport (D4-OCU
DP) with Extended Transmit Range
an illustration of the unit. A detailed product description
is found in ADTRAN D4-OCU DP Description Practice,
Section 61107005L2-2.
The Office Channel Unit Dataport (OCU DP) allows
access to the Dataphone
Basic Digital Service using existing 4-wire metallic
facilities and D4 channel banks equipped for dataport
operation. In addition to this interchangeability, the
ADTRAN D4-OCU DP contains the following
enhancements:
• Extended loop range
when operated at all rates)
• Intermediate rate of 19.2 kbps; special format
________________________________________
1
Covered under I.N.C. patent number 4,887,278
Dataphone is a registered trademark of AT&T
2
Covered under ADTRAN patent number 4,759,035
3
Covered under I.N.C. Patent No. 4,862,480
61107.005L2-5C
D4-OCU DP (ETR)
ALL-RATE OFFICE CHANNEL UNIT DATAPORT
WITH EXTENDED TRANSMIT RANGE
INSTALLATION/MAINTENANCE
1
(ETR). Figure 1 is
®
Digital Service (DDS) or
2
(45 dB receiver range
Section 61107005L2-5, Issue 3
C A U T I O N !
SUBJECT TO ELECTROSTATIC DAMAGE
OR DECREASE IN RELIABILITY.
HANDLING PRECAUTIONS REQUIRED.
Figure 1. ADTRAN D4-OCU DP
• Switched 56 capability
• Latching and normal loopbacks
• Latching loopback capability in SW56 mode
• Loss of sealing current disconnect
• Poor loop signal quality disconnect
• Hardware signaling selection
• 45 dB range at all rates
• Faceplate Bantam jacks
• Four diagnostic faceplate indicators
• Extended transmit range
Furnished with common equipment and individual channel
units, the D4 channel bank is a digital terminal providing
3
multiple-channel access to T carrier lines. The dataport
is a D4-type channel unit which allows direct digital
access to a T carrier time slot, avoiding the normal
analog-to-digital conversion required in a voice channel
unit.
Section 61107005L2-5
Issue 3, June 1996
CLEI Code # D4DA740 _ _ _
O C U D P
11 07 00 5L 2
D 4- O C U D P
RX (O UT )
SW1
TX (IN )
SC
BA CK
LO OP
CK T
ID LE
SX
NO
DI S
AU TO
64
56
56
38 .4
38 .4
19 .2
19 .2
9.6
9.6
4.8
4.8
2.4
2.4
SW 56
1

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Table of Contents

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   Summary of Contents for ADTRAN D4 OCU DP (ETR) D4-OCU

  • Page 1 This practice has been reissued to correct enhanced Switch 56 references. This practice is an installation and maintenance guide for the ADTRAN Office Channel Unit Dataport (D4-OCU DP) with Extended Transmit Range an illustration of the unit. A detailed product description is found in ADTRAN D4-OCU DP Description Practice, Section 61107005L2-2.
  • Page 2 INSTALLATION After unpacking the unit, immediately inspect it for possible shipping damage. If damage is discovered, file a claim immediately with the carrier and contact ADTRAN Customer Service (see subsection 7). The D4-OCU DP plugs directly into a WECO equivalent, D4 channel bank, ADTRAN General Purpose Communication (GPC) shelves, or ADTRAN ACT-1241 channel bank.
  • Page 3 Figure 3. SW1 Table A. SW1 Option Settings Function The faceplate contains Bantam jacks for manual testing (see ADTRAN D4-OCU DP Description practice, Section 61107005L2-2, Testing, for manual testing information). Loopback Tests OCU, channel, and optional DSU loopbacks, both normal and latching, may be activated by issuing the prescribed commands in accordance with TA-TSY-000077.
  • Page 4 ADTRAN Repair Department (see subsection 7). WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within ten years from the date of shipment, if the product does not meet its published specifications or if it fails while in service.

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