ADTRAN DDM+ HTU-C M Network Card User Manual


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JOBAID
R
S
2
3
2
STATUS
MODE
SELECT
HTU-C
1246003L8
DDM+
HTU-CM
CLEI:T1L3BWBA_ _
LED STATUS
STATUS ● GREEN Synchronization
✷ FLASHING ES, SES or BPV detected
● YELLOW Loopbacks active
✷ FLASHING In-band loopbacks armed
● RED Alarm on any HTU-C loops, HRE loops, DSX or DS1 interface
✷ FLASHING Signal Quality of 0 or No Sync on at least one loop
4 CHARACTER DISPLAY (FCD) OPERATION
UP = MODE
CENTER = OFF
DOWN = SELECT
FCD Modes
Mode Display Function
Status STAT HDSL loop margin, displays 1=xx or 2=xx, where xx=loop margin
0-2 marginal signal quality, 3-20 acceptable signal quality
Display Off Blank Result after five minutes of no activity
View VIEW View current parameters without changing
Provisioning PROV Set configuration options
Default DFLT Sets all factory defaults
Loopback LPBK Select and execute HDSL circuit loopbacks
Status/Alarm Display (“STAT”)
Message Condition
HER1 CRC error detected on HDSL Loop 1
HER2 CRC error detected on HDSL Loop 2
LERR Frame bit error (SF Mode) or CRC error (ESF Mode) detected locally at DSX-1 of the HTU-C
RERR Frame bit error (SF Mode) or CRC error (ESF Mode) detected locally at DS-1 of the HTU-C
LBPV Bipolar Violation (BPV) detected locally at DSX-1 of the HTU-C
RBPV BPV detected locally at DS-1 of the HTU-R
LOS1 No synchronization of HTU-C and HTU-R on Loop 1
LOS2 No synchronization of HTU-C and HTU-R on Loop 2
LLOS DSX signal is absent from the network interface or is of a format which does not
match the provisioning of the HDSL circuit
RLOS DS1 signal is absent from the network interface or is of a format which does not
match the provisioning of the HDSL circuit
ARM The loopback arming sequence has been detected
HTU-R Options Display (“VIEW”)
Message Description Settings Default
TXLV DS1 Transmit Level 0 dB, -15 dB 0 dB
PRM Performance Reporting Messages NPRM, SPRM, None None
Parameter Settings Display (“PROV”)
Message Description Settings Default
LBO DSX-1 Transmit Level 0, 133, 266, 399, 533 0
CODE Line Code AMI, B8ZS B8ZS
FRMG DSX-1 Framing AUTO, ESF, SF, UNF, FFFC ESF
NELB New England 1:6 loopback EN, DIS DIS
NLBK NIU Loopback EN, DIS EN
LBTO Loopback Timeout 0, 120 120
CLOS Customer Loss Response AIS, LPBK, CDI AIS
LTCH Latching Loopback T1, FT1 T1
SPWR Span Power ON, OFF ON
SALM Shelf Alarm EN, DIS EN
Loopback Options Display (“LPBK”)
Mode Select Loopback State Loopback Description
LPBK HTUC Net Network loopback at HTU-C
CST Customer loopback at HTU-C
NONE No active loopback
HTUR BLB Bilateral loopback at HTU-R
NET Network loopback at HTU-R
CST Customer loopback at HTU-R
NONE No active loopback
HRE1 NET Network loopback at HRE1
CST Customer loopback at HRE1
NONE No active loopback
HRE2 NET Network loopback at HRE2
CST Customer loopback at HRE2
NONE No active loopback
WARRANTY
Carrier Network products manufactured by ADTRAN and supplied under Buyer’s
order for use in the U.S. is ten (10) years. For a complete copy of ADTRAN’s U.S.
Carrier Network Equipment Warranty: (877) 457-5007, Document 414.
COMPLIANCE CODES
This product is intended for installation in restricted access locations only and in
equipment with a Type “B” or “E” installation code.
Input current at maximum load is 0.7 A at –48 VDC. Maximum output at over current
condition is 165 mA at –190 VDC.
61246003L8-22B
0006
DDM+ HTU-CM
■ For a complete Installation and Maintenance Practice: (877) 457-5007, Document #455. Please have your fax number available. ■
CODE IN OUT
Installation Code (IC) A –
Telecommunication Code (TC) – X
Power Code (PC) F C
C A U T I O N
C A U T I O N
!
SUBJECT TO ELECTROSTATIC DAMAGE
OR DECREASE IN RELIABILITY.
HANDLING PRECAUTIONS REQUIRED.
MODE
SELECT