Rockwell Automation T71xx Regent+Plus Processor Modules 110 VAC, 220/240VAC and 24VDC - Manual (Page 10)

Processor Modules (T7110, 11, 12, 20, 21, and 22)
1 0 (Issue 1) I n d u s t r i a l
C o n t r o l S e r v i c e s
Figure 4. Processor Module EPROM locations.
Remove EPROM U42 from the main processor board by rotating
the chip socket’s retaining clips outward. This will eject the chip
from its socket. Remove the old EPROM and place it on antistatic
foam off to one side.