Modifying The Processor For Key Mode - Lucent Technologies MERLIN LEGEND Release 5.0 Installation Manual

MERLIN LEGEND Communications System Release 5.0
Installation 555-650-140
Upgrading the System

Modifying the Processor for Key Mode

Modifying the Processor
for Key Mode
To modify the processor for Key mode in Release 3.0 and later, follow the steps
below. For earlier releases, see Appendix E in Maintenance and
Troubleshooting.
Prepare a non-metallic surface, such as a table, on which to work.
!
!
WARNING:
Do not touch the gold connectors on the rear of the processor
module. Electrostatic discharge (ESD) can damage the circuitry,
as can the oil from your fingertips. Use a properly grounded wrist
strap to prevent damage from electrostatic discharge.
Only a qualified technician should perform this procedure.
Remove the control unit housing. See

Power down the system as described earlier in this chapter. See

Figure
Remove the processor module from the carrier. See

Place the processor module on a flat surface with the wiring

manager on your left.
Unclip and remove the left side panel. See

9-2.
Figure 9-1.
Figure
Figure 9-5.
Issue 1
June 1997
Page 9-15
9-3.