Toshiba satellite m50 Instruction De Maintenance

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Satellite M50 Series Maintenance Manual 
 
[CONFIDENTIAL]
 iii 
Preface 
This maintenance manual describes how to perform hardware service maintenance for the 
Toshiba Personal Computer Satellite M50, referred to as the Satellite M50 Series in this manual. 
The procedures described in this manual are intended to help service technicians isolate faulty 
Field Replaceable Units (FRUs) and replace them in the field. 
SAFETY PRECAUTIONS 
Four types of messages are used in this manual to bring important information to your attention.  
Each of these messages will be italicized and identified as shown below. 
DANGER:  “Danger” indicates the existence of a hazard that could result in death or 
serious bodily injury if the safety instruction is not observed. 
 
WARNING:  “Warning” indicates the existence of a hazard that could result in bodily 
injury if the safety instruction is not observed. 
 
CAUTION:  “Caution” indicates the existence of a hazard that could result in property 
damage if the safety instruction is not observed. 
 
NOTE:  “Note” contains general information that relates to your safe maintenance 
service. 
 
Improper repair of the computer may result in safety hazards. Toshiba requires service 
technicians and authorized dealers or service providers to ensure the following safety precautions 
are adhered to strictly. 
‰  Be sure to fasten screws securely with the right screwdriver. If a screw is not fully 
fastened, it could come loose, creating a danger of a short circuit, which could cause 
overheating, smoke or fire. 
‰  If you replace the battery pack or RTC battery, be sure to use only the same model battery 
or an equivalent battery recommended by Toshiba. Installation of the wrong battery can 
cause the battery to explode.