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This document applies to firmware version 4.00 and above. Figures ... iii Tables ... iv General Safety Summary ... v Service Safety Summary ... vii Environmental Considerations ... ix Preface ... xi Manual Conventions ... xi Operating Information Installation and Operating Information ... 1-1 Theory of Operation Module Overviews ... 2-1 General ... 2-1 Input Signal Path ... 2-1 Display Panel ... 2-1 Front Panel ... 2-2 Rear Panel ... 2-2 Low Voltage Power supply ... 2-2 Fans ... 2-3 Block diagram ... 2-3 Adjustment Procedure Maintenance Preventing ESD ... 4-1 Inspection and Cleaning ... 4-2 General Care ... 4-2 Flat Panel Display Cleaning ... 4-2 Interior Cleaning ... 4-3 Exterior Cleaning ... 4-3 Inspection ... 4-3 Removal and Installation Procedures ... 4-7 Preparation ... 4-7 Trim, Cabinet, and Module Removal ... 4-9 Removal Procedures ... 4-13 Acquisition Module ... 4-13 MicroATX Module ... 4-13 Bridge Module ... 4-14 PowerPC (PPC) Module ... 4-14 CD-ROM Drive ... 4-15 Display ... 4-15 Side Fans ... 4-15 Internal Fans ... 4-15 Front Panel ... 4-16 USB Module ... 4-16 Hard Disk Drive ... 4-16 Troubleshooting ... 4-17 Service Level ... 4-17 Check for Common Problems ... 4-17 Equipment Required ... 4-19 Fault Isolation Procedure ... 4-19 Checking the Power supply Voltages ... 4-21 If the Oscilloscope Will Not Boot ... 4-24 Booting Into Windows ... 4-24 If the Oscilloscope Application Does Not Work ... 4-24 PPC and MicroATX PC Diagnostics ... 4-25 Power-on diagnostics ... 4-25 Checkit Utilities ... 4-27 Diagnostics ... 4-28 Software Updates ... 4-28 After Repair ... 4-29 BIOS Error Messages ... 4-29 BIOS Beep Codes ... 4-31 DIP Switch Controls ... 4-31 Diagnostic LED ... 4-32 Troubleshooting Using Reset Circuits ... 4-34 Update/Restore the MicroATX Board CMOS ... 4-36 Installing an Authorization Key ... 4-37 Repackaging Instructions ... 4-39 Packaging ... 4-39 Shipping to the Service Center ... 4-39 Mechanical Parts List Parts Ordering Information ... 5-1 Module Servicing ... 5-1 Using the Replaceable Parts List ... 5-2 Abbreviations ... 5-2 Mfr. Code to Manufacturer Cross Index ... 5-2