Removing the CPU Module

(HP Authorized Service Providers Only)

Caution

For an OmniBook 4150 Series, do not unnecessarily remove the CPU module from the motherboard. The CPU connector is easily damaged during removal and insertion.

Table 2-8. CPU Component Compatibility

 

 

 

OmniBook 4100

 

OmniBook 4150†

 

 

 

 

Pentium (T)

 

Pentium II (MD)

 

Pentium II (MD)

 

Pentium II (MD,D)

 

 

 

 

266 MHz

 

233-266 MHz

 

300 MHz

 

300-400 MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

2-Screw Top Plate

 

5-Screw Top Plate

 

 

CPU module

 

F1440-69102

 

F1440-69103 (233 MHz)

 

F1440-69016 (300 MHz)

 

F1440-69016 (300 MHz)

 

 

 

 

 

 

F1440-69104 (266 MHz)

 

 

 

F1640-69101 (333 MHz)

 

 

 

 

 

 

 

 

 

 

F1640-69102 (366 MHz)

 

 

 

 

 

 

 

 

 

 

F1640-69103 (400 MHz)

 

 

IC, BIOS

 

F1460-12016

 

F1460-12007

 

(not replaceable)

 

(not replaceable)

 

 

PCA, motherboard

 

F1460-69002

 

F1460-69004

 

F1629-69001*

 

F1640-69001

 

 

 

 

 

 

 

 

F1640-69001*

 

 

 

 

Plate, CPU bottom

 

F1460-60949 (Rev 4)

 

F1629-80003

 

 

 

 

 

 

 

 

 

 

 

 

 

Plate, CPU top

 

F1460-60951

 

F1460-60950

 

F1640-80002

 

 

Spacer, CPU

 

(none)

 

F1462-80003

 

(none)

 

(none)

 

 

Thermal pads

 

5182-5153 (notched)

 

5182-5153 (notched)

 

For top plate:

 

 

 

 

F1463-80001 (large)

 

F1462-80004 (square)

 

F1640-60911 (notched)

 

 

 

 

F1463-80002 (medium)

 

 

 

 

 

 

 

 

 

 

F1463-80003 (small)

 

 

 

 

 

 

 

 

Heatsink, finned

 

F1460-60953 (M2 screw)

 

F1629-60913

 

F1640-60910

 

 

 

 

F1629-60913 (M3 screw)

 

 

 

 

 

 

Heatsink cover

 

F1460-60952 (M2 screw)

 

F1629-60914

 

(none)

 

 

 

 

F1629-60914 (M3 screw)

 

 

 

 

 

*For serial numbers below TW85299999, use F1629-69001. For serial numbers above TW90100000, use F1640-69001.

†Models called 4150† in this manual have no marking in the serial number, whereas models called 4150B have 4150 B after the serial number.

CPU module

IC, BIOS

PCA, motherboard

Thermal pads

Heatsink/top plate

OmniBook 4150B

Pentium II (D)

366-400 MHz

Heatsink/Top Plate

F1640-69102 (366 MHz)

F1640-69103 (400 MHz)

(not replaceable)

F1660-69009

For heatsink:

F1640-60911 (notched)

F1660-60903

Required Equipment

∙Small Phillips screwdriver.

∙OmniBook 4150† CPU removal tool (HP part number T-335665).

HP OmniBook 4100/4150

Removal and Replacement 2-19