ADTRAN T200 H4TU-R Troubleshooting Manual

T200 H4TU-R

LED STATUS

DSL 1
CLEI: T1L5JZTC_ _
DSL 2
DS1
1222426L1
ALM
DSL 1
ESF / SF
DSL 2
DS1
B8ZS / AMI
ALM
LLB / RLB
ESF/SF
(YEL) (GRN)
B8ZS/AMI

OPTIONS

(YEL) (GRN)
LLB/RLB

Front Panel Buttons

(YEL) (GRN)
Initiates a bidirectional loopback of the H4TU-R toward the network and customer
LOC
REM Initiates a loopback at the H4TU-C toward the customer

POWER

LOC
This specific unit is intended for span power only. If a locally powered unit is needed, refer to P/N 1221424L1.
LBK
REM

DS1 MONITOR JACKS

DS1 signal from CPE toward Network (nonintrusive)
TX
RX DS1 signal from Network toward CPE (nonintrusive)
TX
M
O

COMPLIANCE

N
RX
Warning: Up to –200 VDC may be present on telecommunications wiring. Ensure chassis ground is properly connected.
This product is intended for installation in restricted access locations only and in equipment with a Type "B" or
"E" enclosure.
This product meets all requirements of Bellcore GR-1089-CORE (Class A2), ANSI T1.418-2002 and is NRTL listed to
R
S
the applicable UL standards.
2
3
2
Code
Power Code (PC)
Telecommunication Code (TC) X
Installation Code (IC)
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.
DSL Loop 1 sync, no errors currently detected, and signal margin ≥ 3 dB
Green
Red No DSL Loop 1 sync, errors being detected, or signal margin < 3 dB
DSL Loop 2 sync, no errors currently detected, and signal margin ≥ 3 dB
Green
Red No DSL Loop 2 sync, errors being detected, or signal margin < 3 dB
Green DSX-1 signal is present and no errors currently being detected
Red No DSX-1 signal or signal is present with errors
Off No active alarm present
Yellow Loss of DS1 signal to the remote
Red Loss of DSX-1 signal to the unit
Off Unit has detected UNFRAMED data
Green Unit has detected SF data
Yellow Unit has detected ESF data
Green Unit has detected AMI data
Yellow Unit has detected B8ZS coded data
Off Unit is NOT in loopback
Yellow Unit is in loopback (network and/or customer)
Input Output
C C
X
A –
For a complete Installation and Maintenance Practice (P/N 61222426L1-5): 877-457-5007, Faxback Document 853. Please have your fax number ready.
T200 H4TU-R
JOB
61222426L1-22C

CARD EDGE PIN ASSIGNMENTS

Chassis Ground
1
2
3
4
DS1 TX Tip
5
6
HDSL4 Tip (Loop 1)
7
8
9
10
Chassis Ground
11
GND Protection Switching
12
HDSL4 Ring (Loop 1)
13
14
DS1 TX Ring
15
16
17
18
19
VCC
20
21
22
23
24
25
26
Chassis Ground
27
28
29
30
31
32
33
34
35
36
37
38
39
Protection Switching
40
HDSL4 Tip (Loop 2)
41
42
43
44
45
46
HDSL4 Ring (Loop2)
47
48
DS1 RX Ring
49
50
51
52
53
54
DS1 RX Tip
55
A
ID
0311