Filter
Top Products
16-20 August 2003 Access Navigator - Release 1.8
Maintenance Procedures
Replace Quad T1 Framer Card
Precautions
WARNING! THE ACCESS NAVIGATOR CONTAINS CIRCUIT CARDS AND COMPO-
NENTS THAT ARE SUBJECT TO DAMAGE BY ELECTROSTATIC DISCHARGE (ESD).
A
LWAYS FOLLOW THE STATIC-SENSITIVE EQUIPMENT HANDLING PROCEDURES ON
page 6-3 WHEN OPENING EQUIPMENT COVERS AND HANDLING PLUG-IN CIRCUIT CARDS.
CAUTION! REMOVING A QUAD T1 FRAMER CARD WILL DISRUPT SERVICE ON ALL
FOUR OF THE DS1 CIRCUITS CARRIED BY THE CARD.
D
O NOT REMOVE A QUAD T1 FRAMER CARD IF A DS1 RECEIVER IS PROVIDING A CLOCK
SOURCE USED FOR SYSTEM TIMING. BEFORE REMOVING THE CARD, TEMPORARILY
ASSIGN A DS1 ON A DIFFERENT CARD TO PROVIDE THE CLOCK SOURCE.
Tools and Materials Required
1. Obtain the following tools and materials.
l Office records for installation site
l Screwdrivers, slotted
l Grounding wrist strap
l Controller card
l User name and password (if required)
2. Put on grounding wrist strap and follow anti-static procedures
3. Unpack and inspect new Quad T1 Framer card for damage.
l Do not remove circuit cards from anti-static wrappers without following proper anti-static
procedures.
l Verify that equipment to be installed agrees with office records.
4. Verify that equipment to be installed agrees with office records.