Microprocessor/Heat Sink Assembly - Dell Precision 220 Service Manual

POWER_2
PROC_0
PROC_1
SER
STANDBY
STR
USB
TAPI
WUOL
RIMMs
To remove a Rambus in-line memory module (RIMM), perform the following steps.
CAUTION: Before you remove the computer cover, see
NOTE: Before disconnecting a peripheral from the system or removing a component from the system board, disconnect the power
cable and verify that the standby power LED on the system board is off. For the location of this LED, see Figure 21.
1. Remove the computer cover.
Rotate the system power supply
2.
3. Press the securing clips outward simultaneously until the RIMM disengages and pops out slightly from the socket (see
Figure 23. Removing a RIMM
To reinstall a RIMM, perform the following steps.
1. Locate the plastic securing clips at each end of the socket (see
2. Press the clips outward until they snap open.
3. Press the RIMM straight into the slot running down the center of the socket until the securing tabs snap into place around the ends of the
RIMM.
After you replace the computer cover
Figure 24. Installing a RIMM

Microprocessor/Heat Sink Assembly

To replace a microprocessor, perform the following steps.
3.3-V power input connector
Primary microprocessor connector
Secondary microprocessor connector
Serial port connectors
Standby power LED
Suspend-to-RAM LED
USB connectors
Telephony connector
Remote Wakeup power connector
to allow you to access the RIMMs.
1 Securing clips (2)
and restart the system, run the Dell Diagnostics to verify that the RIMMs are operating properly.
1 Securing clips (2)
2 Notches (2)
"Precautionary Measures."
Figure 24).
Figure 23).