Specifications

Replacement Procedures 2–37
The following display appears:
Do you intend to replace this controller’s cache battery? Y/N
3. Enter Y(es). The following display appears:
If the batteries were replaced while the cabinet was powered
down, press return.
Otherwise follow this procedure:
WARNING: Ensure that at least one battery is connected to the
Y cable at all times during this procedure.
1.Connect the new battery to the unused end of the 'Y' cable
attached to cache A [
or B ].
2.Disconnect the old battery. Do not wait for the new
battery's status light to turn solid green.
3.Press return.
CAUTION: The ECB cable has a 12-volt and a 5-volt pin. Improper handling or
misalignment when connecting or disconnecting might cause these pins to contact
ground, resulting in cache module damage.
4. Insert the new ECB into the empty battery bay.
NOTE: If an empty bay is not available, place the new ECB on the top of the enclosure.
IMPORTANT: Do not wait for the battery status light on the new ECB to turn solid green.
5. Connect the new ECB to the unused end of the Y-cable attached to cache A [or B] and
disconnect the old ECB.
6. Press Enter/Return.
The following display appears:
Updating this battery's expiration date and deep discharge history.
Field Replacement Utility terminated.
7. Disconnect the PC or terminal from the controller maintenance port.
8. For a dual-redundant controller configuration with a dual ECB installed:
■ If the other cache module is also to be connected to the new ECB, connect the PC
or terminal to the “other controller” maintenance port.
The connected controller now becomes “this controller.”