Specifications

Replacement Procedures 2–33
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 maintenance port of the operational controller.
The controller connected to becomes “this controller;” the controller for the cache
module being installed becomes the “other controller.”
2. Start FRUTIL with the following command:
RUN FRUTIL
The following display appears:
Do you intend to replace this controller’s cache battery? Y/N
3. Enter N(o). The following menu appears:
FRUTIL Main Menu:
1. Replace or remove a controller or cache module
2. Install a controller or cache module
3. Replace a PVA module
4. Replace an I/O module
5. Exit
Enter choice: 1, 2, 3, 4, or 5 ->
4. Enter option 2. The following menu appears:
Install Options:
1. Other controller and cache module
2. Other controller module
3. Other cache module
4. Exit
Enter choice: 1, 2, 3, or 4 ->
5. Enter option 3. The following display appears:
Insert the slot A [ or B ] cache module? Y/N
NOTE: Use the DIMMs that were removed from the old cache module for the replacement
cache module.