Gateway 450rgh sm User Manual

6
 Replacing Gateway 450RGH Components
www.gateway.com
Preventing static electricity discharge
The components inside the notebook are extremely sensitive to static electricity, also 
known as electrostatic discharge (ESD).
Before replacing components, follow these guidelines:
■Turn off the notebook.
■Wear a grounding wrist strap (available at most electronics stores) and attach it to 
a bare metal part of your workbench or other grounded connection.
■Touch a bare metal surface on your workbench or other...

7
Preparing the notebook
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Preparing the notebook
To prepare the notebook for maintenance:
■Follow all ESD recommendations.
■Make sure that the modular drive is empty.
■Disconnect all peripheral devices and remove any PC Cards.
■Turn off the notebook and unplug the power cord and modem and network cables 
(if attached).
WarningTo avoid exposure to dangerous electrical voltages and 
moving parts, turn off the notebook, remove the main and 
optional secondary batteries, and unplug the power...

8
 Replacing Gateway 450RGH Components
www.gateway.com
Removing the main battery
To remove the main battery:
1Disconnect the AC adapter, modem and network cables, then prepare the notebook 
by following the instructions in “Preparing the notebook” on page 7.
2Turn the notebook over so the bottom is facing up.
3Slide the battery release latch.
Battery 
bay 

9
Removing the main battery
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4Lift the battery out of the bay. 

10
 Replacing Gateway 450RGH Components
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Replacing the modular bay component
The modular bay on the notebook is hot-swappable and holds one of the following 
components:
■CD drive
■DVD drive
■Memory card reader
■Secondary battery
To determine the type of drive in a bay, examine the logo on drive tray’s plastic cover. 
The logo identifies the drive in the modular bay.
To remove the modular bay component:
1If a drive module is in the bay, make sure that the drive is empty.
2Turn the notebook...

11
Replacing the modular bay component
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5Slide out the modular bay component.
6Slide in the new modular bay component. 

12
 Replacing Gateway 450RGH Components
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Adding or replacing memory modules
Tools you need to complete this task:
To add or replace memory modules:
1Disconnect the AC adapter, modem and network cables, then prepare the notebook 
by following the instructions in “Preparing the notebook” on page 7.
2Turn the notebook over so the bottom is facing up.
3Remove the main battery by following the instructions in “Removing the main 
battery” on page 8.
4If the modular bay contains the secondary...

13
Adding or replacing memory modules
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6Lift the screw side of the cover upward, then slide the cover out.
7If you are removing a module, gently press outward on the clip at each end of the 
memory module until the module tilts upward. 

14
 Replacing Gateway 450RGH Components
www.gateway.com
8Pull the memory module out of the slot.
9Hold the new or replacement module at a 30-degree angle and press it into the empty 
memory slot. This module is keyed so it can only be inserted in one direction. If 
the module does not fit, make sure that the notch in the module lines up with the 
tab in the memory slot.
10Gently push the module down until it clicks in place.
11Replace the memory bay cover and tighten the cover screw.
12Replace the main...

15
Replacing the IEEE 802.11 Mini PCI card
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Replacing the IEEE 802.11 Mini PCI 
card
Tools you need to complete this task:
To replace the IEEE 802.11 Mini PCI card:
1Disconnect the AC adapter, modem and network cables, then prepare the notebook 
by following the instructions in “Preparing the notebook” on page 7.
2Turn the notebook over so the bottom is facing up.
3Remove the main battery by following the instructions in “Removing the main 
battery” on page 8.
4If the modular bay contains...