Replacing A Processor; Replacing The Speaker; Replacing The Fan; Power Supply - IBM NETVISTA 2251 Hardware Maintenance Manual

6. Ensure that the new system board jumper settings match the old system board

Replacing a processor

Make sure the processor is fully seated in its socket and that the goal post latches
are engaged.

Replacing the speaker

To replace the speaker, do the following:
1. Remove the cover (see "Removing the cover" on page 19).
2. Remove the hard drive bracket (see "Installing a hard drive in bay 4" on page
3. Slide the speaker up to remove it from the bracket.

Replacing the fan

To replace the fan, do the following:
1. Remove the cover (see "Removing the cover" on page 19).
2. Remove the hard drive bracket (see "Installing a hard drive in bay 4" on page
3. Remove the fan from the bracket.

Power supply

If the power-on indicator is not on, the power supply fan is not running, or the
computer will not power-off, use the following procedures.
v Memory modules
jumper settings.
Important:
1. Make sure the air baffle is installed to prevent processor overheating.
2. If the processor is not installed correctly, the system board and the processor can be
damaged.
24).
24).
Check/Verify
Check the following for proper installation.
v Power Cord
v On/Off Switch connector
v On/Off Switch Power Supply connector
v System Board Power Supply connectors
v Microprocessor(s) connection
Check the power-on switch for continuity.
Check the power-on switch for continuity.
FRU/Action
Reseat
Power Cord
Power-on Switch
Chapter 5. FRU Replacements
35