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IBM Personal Computer Types 2179 and 6643
Hardware Maintenance Manual
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IBM Personal Computer Types 2179 and 6643 Hardware Maintenance Manual
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: Note: Before using this information and the product it supports, be sure to read the general information under “Notices” on page 116. Third Edition (July 2004) INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY
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About this manual Important safety information . . . . . . . . iii Online support . . . . . . . . . . . .iv This manual contains service and reference information for the IBM Personal Computer, Types 2179 and 6643. This manual is divided into product service sections, by type, and a related servic
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Prenez connaissance de toutes les consignes de type Attention et Danger avant de procéder aux opérations décrites par les instructions. Lesen Sie alle Sicherheitshinweise, bevor Sie eine Anweisung ausführen. Accertarsi di leggere tutti gli avvisi di attenzione e di pericolo prima di effettuare qualsiasi operazione. Lea atentamente todas las declaraciones de precaución y peligro ante de llevar a cabo cua
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Setting Automatic Hardware Power Management Safety inspection guide . . . . . . . . . 104 features. . . . . . . . . . . . . . . .73 Problem determ
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Chapter1. General checkout General Checkout This general checkou
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If NO, continue to 002. If YES, proceed to 003. 002 If the Power Ma
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Chapter2. General information Features . . . . . . . . . . . . . . . .3 Specifications . . . . . . . . . . . . . .3 Security . . . . . . . . . . . . . . .3 Features The IBM Personal Computer Types 2179 and 6643 come with: v One EIDE hard disk d
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Environment Air temperature: v System on: 5 to 35 C (41 to 95 F) v System off: -10 to 60 C (14 to 140 F) Humidity: v System on: 8% to 80% v System off: 8% to 80% Maximum altitude: 3048 m (10,000 ft.) Heat Output Approximate heat output in BTUs per hour: v Minimum: 340 BTU/hr. (100 watts) v Maxim
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Notes: 1. Types 2179 and 6643 computers default to come up quiet (No Beep and no memory count and checkpoint code display) when no erro
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2. Wait 10 seconds. 3. Insert the IBM PC Enhanced Diagnostics Diskette into
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2. Highlight either the Memory Test-Full or Memory Test-Quick option and press Enter. 3. v Memory Test-Full The full memory test will take about 80 seconds per MB of memory and
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– Diagnostics were run on the specified date. – Diagnostics were run on the specified IBM computer. – The diagnostic error c
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v Performs all the steps in Quick Erase. v Provides a DOS utility that writes random data to all sectors of the hard drive. v Provide an estimate of time to completion along with
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Message Failure Found Recommended Actions 2xx-1y A memory error was Replace the SIMM in the (For SIMMs) detected in SIMM socket Y socket identified by the last digit of the error code. Re-run the Test If
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When to use the Low-Level Format program Notes 1. The low-level format is not available on all diagnostic diskettes. 2. Before formatting the hard disk drive, make a backup copy of the files on the drive to be formatted. Use the Low-Level Format program in the following situations: v When you a
