HP EliteBook 8770w Manual

Reverse this procedure to install the WWAN module.
RTC battery
DescriptionSpare part number
RTC battery651948-001
Before removing the RTC battery, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging...

DescriptionSpare part number
Blu-ray ROM DVD±RW SuperMulti Double-Layer Drive 688771-001
DVD-ROM Drive688769-001
Before removing the optical drive, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging...

5.If it is necessary to replace the optical drive bracket:
a.Position the optical drive with the rear toward you.
b.Remove the three Phillips M2.0×3.0 screws (1) that secure the optical drive bracket to the
optical drive.
c.Remove the optical drive bracket (2).
6.If it is necessary to remove the optical drive bezel:
a.Insert the end of a paper clip into the release access hole (1) in the optical drive bezel.
Press in gently until the tray is released.
b.Firmly pull outward on the open tray (2) until the...

c.Firmly pull outward on the bezel to remove the bezel from the optical drive tray.
Reverse this procedure to reassemble and install the optical drive.
Upgrade bay hard drive
NOTE:The hard drive bracket is included in the Hard Drive Hardware Kit, spare part number
642774-001.
DescriptionSpare part number
7.0 mm, 9.5 mm, or 12.7 mm 500 GB hard drive, 7200 rpm 634925-001
Before removing the upgrade bay hard drive, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off...

2.Remove the four Phillips PM3.0×3.0 screws that secure the upgrade bay hard drive carrier to the
computer.
3.Loosen the 2 Phillips captive screws (1) that secure the hard drive to the carrier.
4.Insert a flat-bladed screwdriver or similar tool into the upgrade bay hard drive tab access (2) and
press the tab to the left to release the upgrade bay hard drive from the computer.
5.Lift and remove the upgrade bay hard drive (3), and then remove the hard disk drive interface
connector (4).
Reverse this...

A computer having a system board with spare part number 690034-001 or 688745-001 has two
memory slots (primary memory slots). When adding or replacing memory modules, slot 1 must be
populated before slot 2 is populated.
A computer having a system board with spare part number 688746-001 or 690035-001 has four
memory slots (expansion memory slots) (on the bottom of the computer) and the primary memory
slots (under the keyboard). Slot 2 cannot be populated if slot 1 is not populated.
DescriptionSpare part...

Reverse this procedure to install a primary memory module.
Expansion memory module
NOTE:Expansion memory slots are located in a compartment on the bottom of the computer.
A computer having a system board with spare part number 690034-001 or 688745-001 has two
memory slots, which are called primary memory slots in this MSG. When you add or replace memory
modules, slot 1 must be populated before slot 2 is populated.
A computer having a system board with spare part number 688746-001 or 690035-001 has four...

2.Remove the expansion memory module (2) by pulling the module away from the slot at an
angle.
NOTE:Memory modules are designed with a notch (3) to prevent incorrect installation into the
expansion memory module slots.
Reverse this procedure to install an expansion memory module.
70 Chapter 4   Removal and replacement procedures 

Keyboard
For use in: Spare part number For use in: Spare part number
Keyboard with backlight (includes keyboard cable, pointing stick and pointing stick cable):
Belgium 688738-A41 Norway 688738-091
Denmark 688738-081 Russia 688738–251
Finland and Sweden 688738-B71 France 688738-051
Germany 688738-041 South Korea 688738-AD1
Thailand 688738-281 Switzerland 688738-BG1
International 688738-B31 Taiwan 688738-AB1
The United States 688738-001 The United Kingdom and Singapore 688738-031
Italy 688738-061 Latin...

For use in: Spare part number For use in: Spare part number
Spain 701977-071 Denmark 701977-081
Norway 701977-091 Portugal 701977-131
Turkey 701977-141 Greece 701977-151
Latin America 701977-161 Saudi Arabia 701977-171
Brazil 701977-201 Hungary 701977-211
Russia 701977-251 Bulgaria 701977-261
Romania 701977-271 Thailand 701977-281
Japan 701977-291 Belgium 701977-A41
Taiwan 701977-AB1 South Korea 701977-AD1
Internationally 701977-B31 Finland and Sweden 701977-B71
Slovenia 701977-BA1 Israel 701977-BB1...