Sun Microsystems Enterprise 250 Owner's Manual page 159

What to Do
1. Insert the NVRAM/TOD module into its socket on the main logic board.
The carrier is keyed so that an NVRAM/TOD module can be installed only
one way.
2. Push down on the NVRAM/TOD module until it seats firmly in the socket.
Figure 6–21
What Next
Complete the following task to reassemble the system:
4 "How to Install the Side Access Panel" on page 62
Note - If you are installing a new NVRAM/TOD module, the NVRAM/TOD must
be programmed by a Sun authorized service representative before your system can
resume normal operation.
When you are ready to restart the system, be sure to run POST and OpenBoot
Diagnostic tests to verify that the system functions correctly with the new parts you
have just installed. For additional information, see Chapter 12.
Removing and Installing Main Logic Board Components
125