Table of Contents
CSA7404B, TDS7704B, TDS7404B, TDS7254B & TDS7154B Service Manual
iii
Check Dark Level Calibration 4-- 125..................................
Check Maximu m Optical-to-Elect rical Noise 4--127......................
Check Optical-to-Electrical Gain 4--129................................
Check Optical-to-Electrical System Bandwidth 4--131.....................
Sine Wave Generator Leveling Procedure 4--137.............................
Adjustment Procedure
Adjustment Procedures 5--1.....................................
Adjustment Interval 5--1..............................................
Adjustment After Repair 5--1..........................................
Adjustment 5--1.....................................................
Maintenance
Maintenance 6-- 1..............................................
Preventing ESD 6--1.................................................
Inspection and Cleaning 6 --2...........................................
General Ca re 6--2................................................
Cleaning Optical Connectors 6--2...................................
Interior Cleaning 6--3.............................................
Exterior Cleaning 6--4............................................
Flat Panel Display Cleaning 6--4....................................
Removal and Installation Procedures 6--9.........................
Preparation 6--9.....................................................
Procedures for External Modules 6--11....................................
Procedures for Modules 6--23...........................................
Troubleshooting 6--65...........................................
Service Level 6--65...................................................
Check for Common Problems 6--65......................................
Equipment Required 6--67..............................................
Fault Isolation Procedure 6--67..........................................
PPC and MicroATX PC Diagnostics 6--72.................................
Software Updates 6--75................................................
After Repair 6--75....................................................
BIOS Error Messages 6--76.............................................
BIOS Beep Codes 6--81................................................
Dip Switch Controls 6-- 82..............................................
Diagnostic LED 6--83.................................................
Troubleshooting Using Reset Circuits 6--84................................
Update/Restore the MicroATX Board CMOS 6--86..........................
Installing an Authorization Key 6--87.....................................
Hard Disk Drive Maintenance 6--87......................................
Repackaging Instructions 6--89...................................
Packaging 6--89......................................................
Shipping to the Service Center 6--89......................................