Technical data

2–34 Replacement Procedures
11. Enter N(o) if you don’t have a replacement cache module; FRUTIL will exit.
Disconnect the PC or terminal from the controller’s maintenance port.
Enter Y(es) if you have a replacement cache module and want to install it now.
FRUTIL displays the following:
Insert the slot A [ or B ] cache module? Y/N
NOTE: Remove the DIMMs from the cache module. They will be installed in the
replacement cache module.
12. Press down on the DIMM retaining levers at either end of the DIMM you want to
remove.
13. Grasp the DIMM and gently remove it from the DIMM slot. Repeat for all
DIMMs.
NOTE: If you entered Y(es) in step 11 above, go to step 6 on page 2–35.
Installing a Cache Module in a Dual-Redundant
Controller Configuration
Use the following steps to install a cache module:
CAUTION: ESD can easily damage a cache module or a DIMM. Wear a
snug-fitting, grounded ESD wrist strap.
1. Connect a PC or terminal to the operational controller’s maintenance port. The
controller to which you’re connected is “this controller”; the controller that
you’re installing is the “other controller.”
2. Start FRUTIL with the following command:
RUN FRUTIL
FRUTIL displays the following:
Do you intend to replace this controller’s cache battery? Y/N