Table of Contents
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3-1.
Introduction........................................................................................... 3-3
3-2.
Service Information .............................................................................. 3-4
3-3.
Operator Maintenance .......................................................................... 3-4
3-4.
Battery Replacement ........................................................................ 3-5
3-5.
Fuse Test........................................................................................... 3-6
3-6.
Fuse Replacement............................................................................. 3-6
3-7.
General Maintenance Information........................................................ 3-7
3-8.
Handling Precautions for Static-Sensitive Devices.......................... 3-7
3-9.
Disassembly...................................................................................... 3-7
3-10.
Reassembly....................................................................................... 3-10
3-11.
Cleaning............................................................................................ 3-12
3-12.
Performance Tests ................................................................................ 3-12
3-13.
Display Test...................................................................................... 3-12
3-14.
Voltage Functions Performance Verification................................... 3-13
3-15.
AC and DC Current Performance Verification ................................ 3-13
3-16.
Ohms Function Performance Verification ....................................... 3-14
3-17.
Diode Test Performance Verification .............................................. 3-15
3-18.
Calibration Adjustment......................................................................... 3-15
3-19.
Calibration Preparation .................................................................... 3-15
3-20.
DC Voltage Connection ................................................................... 3-16
3-21.
AC Voltage Calibration.................................................................... 3-16
3-22.
Troubleshooting.................................................................................... 3-17
3-23.
Power-Up Self Test .......................................................................... 3-17
3-24.
Overall System Check ...................................................................... 3-17
3-25.
DC Voltage Signal Tracing .............................................................. 3-18
3-26.
Fault Diagnosis Guide ...................................................................... 3-19
Title
Chapter 3
Maintenance
Page
3-1
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