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Web Design by Freeview Repairs. The procedures described in this manual are intended to help service technicians isola te faulty Field Replaceable Units FRUs and replace them in the field. Each of these messages will be italicized and identified as shown below.
Danger indicates the existence of a hazard that could result in death or serious bodily injury if the safety instruction is not observed. Warning indicates the existence of a hazard that could result in bodily injury if the safety instruction is not observed. Caution indicates the existence of a hazard that could result in property damage if the safety instruction is not observed. 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. The manual is divided into the following parts: Chapter Chapter Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service.
Replacement Procedures describes the removal and replacement of the FRUs. Conventions This manual uses the following forma ts to describe, identify, and highlight terms and operating procedures. Acronyms On the first appearance and whenever necessary for clarification acronyms are enclosed in parentheses following their definition. The key top symbol as it appears on the keyboard is printed in boldface type. Key operation Some operations require you to simultaneously use two or more keys. If three keys are used, hold down the first two and at the same time press the third.
Table of ContentsChapter 1 Hardware Overview 1. Chapter 2 Troubleshooting Procedures 2. Troubleshooting Flowchart Power Supply Troubleshooting Display Troubleshooting Keyboard Troubleshooting The Diagnostic Test Executing the Diagnostic Test Config Check Test
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