Table 2. Front Panel Leds - ADTRAN SHDSL T1 Installation And Maintenance Practice

Shipping Contents
The contents include the following items:
• SHDSL T1/E1 LTU
• SHDSL T1/E1 LTU Installation and Maintenance
Practice
CAUTION
Electronic modules can be damaged by ESD.
When handling modules, wear an antistatic
discharge wrist strap to prevent damage to
electronic components. Place modules in
antistatic packing material when transporting
or storing. When working on modules, always
place them on an approved antistatic mat that is
electrically grounded.
Instructions for Installing the Module
The SHDSL T1/E1 LTU inserts into any access module
slot (1 through 28) of a Total Access 3000 chassis. To
install the SHDSL T1/E1 LTU, perform the following
steps:
LED Indication
PWR
SHDSL
T1/E1
TEST
ALM
61182210L1-5A

Table 2. Front Panel LEDs

Description
Off The module is powered off
Green The module is In Service
Yellow The module is Out of Service or in the process of a firmware upgrade
Off SHDSL loop is Out of Service, Unassigned
Green SHDSL loop is trained with good signal quality
Yellow SHDSL loop is trained with poor signal quality
Red SHDSL loop is not trained
Off Port is active with alarms
Green Port is active with no alarms
Off Module is not in loopback or BERT
Green Local loopback is active or BERT is running with no errors
Yellow BERT is running with bit errors
Red BERT is running with no pattern sync
Off No alarm condition detected
Yellow Alarm condition detected remotely
Red Alarm condition detected locally
Issue 1, August 2003
1. If present, remove the Access Module Blank (P/N
1181953L1) from the appropriate access module
slot of the Total Access 3000 chassis.
2. Hold the unit by the front panel while supporting
the bottom side with the ejector latch at the bottom,
and the latch opened to engage the chassis edge
when it is plugged in.
3. Align the module edges to fit in the lower and
upper guide grooves for the designated slot.
4. Slide the module into the access module slot while
pressing equally on the top and bottom of the front
panel until the module is firmly positioned against
the backplane of the chassis.
5. Lock the module in place by pushing in on the
locking lever located on the lower left-hand side of
the module.
The SHDSL T1/E1 LTU initializes and goes opera-
tional upon insertion into an active Total Access 3000
chassis. Initialization is indicated by the front panel
LEDs.
LED Indicators
The front panel of the SHDSL T1/E1 LTU has five LED
status indicators. Table 2 lists the LED descriptions.
3