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HP Omnibook XE3 (Technology Codes GE and GD) Removal and Replacement 2-37
Reinstalling the Motherboard
Reassembly Procedure
1.
Insert the I/O connectors through their openings in the bottom case, then lower the motherboard
into place.
•
Be careful not to trap the modem or modem/LAN cable(s) or headphone PCA cable under the
motherboard (modem and modem/LAN models only).
•
Fit the modem cable through the notch on the edge of the motherboard, and make sure the
LAN cable doesn’t block the nearby screw tab.
•
Make sure the alignment posts in the bottom case fit through the holes at the back left and
front right corners of the motherboard.
2.
Reconnect the cable (modem models only) or cables (modem/LAN models only) at the right rear
corner of the motherboard.
3.
Reconnect the headphone PCA cable.
When Installing a New Motherboard
After installing a new motherboard, you must electronically transfer to it the serial number and service
ID from the previous motherboard.
1.
Exit Windows and boot to a DOS prompt.
2.
Run ESN.EXE from the same source you ran it from when saving the serial number and service ID
from the previous motherboard:
•
On a factory software installation, change to \hp\drivers\hputils and type
esn
at the prompt.
– or –
•
Copy \hp\drivers\hputils\ESN.EXE from the
Recovery CD
, then run it on the notebook.
3.
Install the serial number and service ID.
•
If you are prompted for the serial number, type the serial number shown on the bottom of the
case.
•
If a serial number has already been stored, you must call an HP support center to change it.