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THS710A, THS720A, THS730A & THS720P Service Manual
6–1
Maintenance
This chapter contains the information needed to do periodic and corrective
maintenance on the TekScope instrument. The following sections are included:
H Preparation refers you to important information contained elsewhere in this
manual.
H Preventing ESD provides general information on preventing damage to
internal modules when doing maintenance.
H Inspection and Cleaning provides procedures for inspecting the TekScope
instrument and cleaning its external and internal modules.
H Removal and Installation Procedures provide procedures for the removal and
installation of modules.
H Troubleshooting provides information for isolating failed modules.
H Unpacking and Repacking Instructions provides packaging information for
shipment or storage.
Preparation
Only qualified personnel should perform service procedures. Read the Service
Safety Summary and the General Safety Summary before performing any service
procedures. Also refer to the chapter Operating Information for information
about using the TekScope instrument.
Preventing ESD
When performing any service which requires internal access to the TekScope
instrument, adhere to the following precautions to avoid damaging internal
modules and their components due to electrostatic discharge (ESD).
CAUTION. Static discharge can damage any semiconductor component in this
instrument.
1. Minimize handling of static-sensitive modules.
2. Transport and store static-sensitive modules in their static protected
containers or on a metal rail. Label any package that contains static-sensitive
modules.