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Troubleshooting
To test the flexible disk drive voltages
To test the flexible disk drive voltages
Refer to chapter 6, "Replacing Assemblies," for instructions to remove or replace covers and
assemblies.
This procedure is to be performed by service-trained personnel aware of the hazards
W A R N I N G
involved, such as fire and electrical shock.
Equipment Required
Equipment
Digitizing Oscilloscope
Turn off the instrument, then remove the power cable. Remove the instrument
1
cover and the disk drive assembly.
Reconnect the disk drive cable to the rear of the flexible disk drive. Turn the disk
2
drive assembly over so that the solder connections of the cable socket on the
flexible drive are accessible.
Connect the power cable, then turn on the instrument.
3
Insert the disk that contains the functional performance verification software and
4
enter the test operating system.
In the Sys PV menu select the Flexible Disk test. Insert a disk that has enough
5
available bytes to run the test in the disk drive, then select Run-Repetitive.
5–28
Critical Specification
> 100 MHz Bandwidth
Recommended
Model/Part
HP 54600B
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