Modifying the Processor
for Key Mode
Modifying the Processor
for Key Mode
1
2
3
4
5
To modify the processor for Key mode in Release 3.0, 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 Figure 9-1.
Power down the system as described earlier in this chapter. See
Figure 9-2.
Remove the processor module from the carrier. See Figure 9-3.
Place the processor module on a flat surface with the wiring manager on
your left.
Unclip and remove the left side panel. See Figure 9-5.
9–10 Upgrading the System
