Adjustment Procedures
WFM 601A, WFM 601E, & WFM 601M Service Manual
5–13
Adjustment Procedure
WARNING.
Dangerous voltage levels exist in the Power Supply. The Adjustment
Procedures require you to supply power to the waveform monitor while making
adjustments and measurements to various components without a cover in place.
Use extreme caution when performing adjustment procedures.
1. Initial Equipment Connections
a. Connect an RS-232 cable from the waveform monitor rear-panel RS-232
connector to the COM 1, 2, 3, or 4 connector on the PC. See the
Equipment Required list on page 5–1 for the cable wiring illustrations.
b. Connect the waveform monitor to AC mains power and turn on the
instrument.
2. Allow the waveform monitor to warm for 15 minutes before proceeding with
the adjustments.
3. After major repair, such as replacing a circuit board, perform the following
checks.
H
Check that the fan is running.
H
Check that the green LED on the Main board is on.
H
Check that A1DS6 (the red LED) on the Power Supply board is on.
NOTE
. The waveform monitor power switch must be on before you start the
Adjustment procedure software. Turning the instrument on after starting the
software may cause your PC to lock up and require a system reset.
4. Start the adjustment software by changing to the disk and directory that
contain the software and entering the cal command. Refer to page 5–5 for
instructions for installing the adjustment software.
5. The adjustment software will prompt you to make the following choices:
a. Select RS-232 Port – select from COM1 – 4 or Preview mode. Enter the
associated number from the list. Preview mode allows you to look
through the procedure without having an instrument connected.
b. Select PRC File to Peruse – lists adjustment files (.prc) when more than
one resides in the adjustment software directory.
c.
Select Model to Calibrate – lists instrument model numbers that can be
adjusted using the adjustment software.
Summary of Contents for WFM 601A
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Page 16: ...Service Safety Summary xii WFM 601A WFM 601E WFM 601M Service Manual ...
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Page 54: ...Operating Information 2 18 WFM 601A WFM 601E WFM 601M Service Manual ...
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