Troubleshooting; Safety - HP 1652B Getting Started Manual

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6C
Troubleshooting
Introduction
This section provides troubleshooting information for the HP 1652B/1653B Logic
Analyzer. Troubleshooting consists of flowcharts, and signal level tables. The
troubleshooting information is provided to isolate a faulty assembly. When a faulty
assembly has been located, the disassembly/assembly procedures in section 6D
help direct replacement of the assembly.
Self-test descriptions and instructions are provided in section 6B.
Caution
The effects of ELECTROSTATIC DISCHARGE can damage electronic
components. Use grounded wriststraps and
mats
when performing any kind of
service to this instrument.
Safety
Read the Safety Summary at the front of this manual before servicing the
instrument. Before performing any procedure, review it for cautions and warnings.
Warning
Maintenance should be performed by trained service personnel aware of
the hazards involved (for example, fire and electric shock). When
maintenance can be performed without power applied, the power cord
should be removed from the instrument.
Trouble
The trouble isolation flowcharts are the troubleshooting guides. Start there when
repairing a defective instrument.
Flowcharts
The flowcharts refer to other tests, tables, and procedures to help isolate troubles.
Disassembly procedures are included in section 6D to direct you in replacing faulty
assemblies. The circled numbers on the charts indicate the next chart to use for
isolating a problem.
HP 16528/1653B
Service Manual
Troubleshooting
6C-1