ADTRAN Total Reach TRDDB, Руководство по установке и обслуживанию

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1 61291004L2-5, Issue 2 61291004L2-5B
TRDDB
Total Reach ® Digital Data Bank Channel Unit
Installation and Maintenance
Section 61291004L2-5B
Issue 2, November 2000
CLEI Code # D4C4EEJB_ _
Figure 1. Total Reach DDB
1. GENERAL
This practice provides installation and maintenance
procedures for the ADTRAN D4 Total Reach
®
Digital
Data Bank (TRDDB) channel unit. Figure 1 is an
illustration of the ADTRAN TRDDB
(P/N 1291004L2).
Revision History
Issue 2 of this document includes an edge connector
pinout illustration.
Features
• 2-wire deployment
• Repeaterless operation
• Bridged tap tolerant
• Span power for remote Total Reach OCU-R
(TROCU-R) termination unit
• Embedded Digital System 6 capabilities for
remote provisioning, configuration, and
performance monitoring
Trademarks: Any brand names and product names included in this document are
trademarks, registered trademarks, or trade names of their respective holders.
CONTENTS
1. GENERAL ........................................................... 1
2. INSTALLATION ................................................ 2
3. TESTING ............................................................. 5
4. REMOTE PROVISIONING AND
DIAGNOSTICS ................................................... 7
5. DEPLOYMENT GUIDELINES ......................... 8
6. MAINTENANCE ................................................ 9
7. WARRANTY AND CUSTOMER SERVICE .... 9
FIGURES
Figure 1. Total Reach DDB ..................................... 1
Figure 2. DS0 Level Test Access for DDS
Customers w/ 2 End Points Served from
Same CO .................................................. 2
Figure 3. Multipoint DDS Deployment ................... 3
Figure 4. Back-Hauled IXC T1 to DDS .................. 3
Figure 5. Connector Pin Assignments ..................... 3
Figure 6. Rate Selection and Option Switch ........... 4
Figure 7. TRDDB Bidirectional Loopback
Pass-Thru Mode ....................................... 6
Figure 8. TRDDB Bidirectional Loopback
Normal Mode ........................................... 6
Figure 9. TROCU-R Remote End Initiated
Loopback, Local Loop ............................. 7
Figure 10. TROCU-R Remote End Initiated
Loopback, Customer Loop ....................... 7
TABLES
Table 1. Compliance Codes ................................... 3
Table 2. LED Indicators ......................................... 4
Table 3. Protected Loopback Mode Requirement
T1E1.2/99-007R1 (Latching Loopback) .. 5
Table 4. Cable Type and Temperature Loss Data
@ 13.3 kHz .............................................. 5
Table 5. Latching Loopback Activation Sequence 6
Table 6. Alternating Loopback Activation
Sequence .................................................. 6
Table 7. Total Reach DDS Insertion Loss
Measurements .......................................... 8
AP
TRDDB
1291004
L
O
G
I
C
Rx
(OUT)
Tx
(IN)
ON
SC
NO
SX
CRC
QM
DISC
SYNC
REM
LBK
NO
DSU
64
56
19.2
9.6
4.8
2.4
QM
LLB
DDS