Toshiba Satellite L450 L450d Pro Maintanance Manual

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-3 
 
CAUTION: 
1.  Before replacing a component, make sure that the replacement component m\
eets the 
required specifications. To avoid laptop failures, never use components \
that do not meet 
the specifications. 
2.  To avoid internal damage such as short circuits and fire, never drop met\
al objects such 
as screws, pins, paper clips, etc. into the components....

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-4 
Before You Begin 
Before you begin to disassemble the laptop, keep in mind the precautions and advice in this 
section. Always begin disassembly by removing the AC adapter and battery pack. Remove the 
optional parts and accessories as well. The procedures for removing the batteries will be 
explained later. 
Disassemble the laptop only when an abnormality has...

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-5 
Disassembly Procedures 
The cable connectors come in these two basic types: 
 Pressure plate connectors 
  Normal pin connectors 
To remove a pressure plate connector, pull up the tabs on either side of the c\
onnectors plastic 
pressure plate and gently pull the cable out of the connector. To reconn\
ect the cable to the 
pressure plates connector, raise the...

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-6 
Tools and Equipment 
For your safety and that of other people in the working environment, it is strongly recommended 
that you use electrostatic discharge (ESD) equipment. The proper use of this equipment will 
ensure successful repair work and reduce the costs for repairing damaged components. The 
equipment and tools required for disassembly and reassembly...

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-7 
Colors of Screw Shanks 
For easy identification of the correct screws, the screw shanks are colo\
red according to their 
lengths, as follows: 
 Screws of an odd-numbered length  White 
  Screws of a special length  Black 
Screws of a special length are those of a length having decimal places (i.e. 16mm).  
 
Symbols of Screws on the Laptop Body 
For easy...

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4.2  Battery 
Removing the Battery Pack 
Remove the battery pack according to the following procedures and Figure 4.\
1.  
CAUTION:  When handling the battery packs, use care not to short circuit the term\
inals. Do 
not drop, hit, twist, or bend the battery packs. Do not scratch or break\
 up their casing. 
1. Turn the laptop upside down so that the bottom is facing you. 
2.  Slide out the battery lock. 
3.  Slide the...

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-9 
Installing the Battery Pack 
Install the battery pack according to the following procedures.  
CAUTION:  The battery packs contain a lithium ion battery, which can explode due \
to 
improper replacement, use, handling, or disposal. Always dispose of the \
battery packs as 
required by local ordinances or regulations. Use only replacement batter\
ies recommended...

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4.3  HDD 
Removing the HDD  
CAUTION:  Do not press on the top or bottom of the drive.  
Applying such pressure can either corrupt the data in the drive  
or damage the drive. 
 
There is one HDD equipped in the laptop. Remove the HDD (hard disk drive) according to the 
following procedures and Figure 4.2, 4.3. 
1. To remove the HDD, remove two M2.5x6 HDD door screws that secure the HDD and 
then remove the HDD door....

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2. Remove the HDD pack by pulling on the tab attached to the pack. 
NOTE:  Do not disassemble the HDD pack when it is working normally. Disassembl\
e or 
replace the HDD pack only if it fails. 
3. Place the HDD pack on a flat surface such as a desk. 
4.  To separate the plate from the HDD, remove four M3x3 screws according to the number 
sequence sealed on the HDD plate.  
1
2
3
4
 
M3×3*4 
Figure 4.3 Removing the HDD plate...

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  4-12 
Installing the HDD 
Install the HDD according to the following procedures. 
CAUTION:  To avoid damage, always hold the HDD only by its sides. 
1. Place the HDD into the HDD plate. 
2.  Secure the HDD and its plate with four M3x3 screws. 
CAUTION:  To prevent the HDD plate from being distorted when installing the HDD p\
ack 
into the laptop, do not press the...