Servicing The Battery; Replace The Battery - Oracle SPARC T7-4 Service Manual

Servicing the Battery

The battery is a cold-service component that can be replaced by a customer. For the location of
the battery, see
Caution - This procedure requires that you handle components that are sensitive to electrostatic
discharge. This discharge can cause failure of server components.
"Replace the Battery" on page 137
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"Verify the Battery" on page 140
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Replace the Battery

1. Prepare the host for battery replacement.
To correctly reset the date and time before replacing a battery, you must revent the host from
automatically powering on and disable any NTP connections.
a.
Check the HOST_AUTO_POWER_ON property.
-> show /SP/policy HOST_AUTO_POWER_ON
Properties:
HOST_AUTO_POWER_ON = enabled
b.
If enabled, set the HOST_AUTO_POWER_ON property to disabled.
-> set /SP/policy HOST_AUTO_POWER_ON=disabled
c.
Check the NTP policy for the /SP/clock.
-> show /SP/clock usentpserver
Properties:
usentpserver = enabled
d.
If enabled, set the property to disabled.
-> set /SP/clock usentpserver=disabled
"Processor Module Components" on page 19.
Servicing the Battery 137