Manual

IDRF (Integr ated Duplex er RX Filter) Chapter 5: IDRF R eplacement Procedure
Prerequisite
Coordinate this repair task with the OMCR operator .
Before You Begin
Record the pertinent information in T able 5 -2 .
Table 5 -2 Item Number R eplacement List
Item
Number
BTS
F ailed IDRF number
IDRF Replacement Procedure
This procedure requires working on or around circuitry extremely sensitive to ESD .
W ear a conductive, high impedance wrist strap during the procedure.
F ollow appropriate safety measures.
P erform the procedures in Procedure 5 -1 to replace a failed IDRF .
Procedure 5 -1 R eplacing an IDRF
A T THE OMCR
1
Open a CLI window . Refer to Accessing OMCR CLI window on page 3- 3 .
2
It will be helpful if the OMC-R operator executes “ENABLE EVENTS" command at the CLI
session of the OMC-R to monitor alarms. This command is optional and may not be useful if
executed during a high CP U utilization time.
Continued
5 -4 68P09283A64 -3
FOA SEP 2007