HP 4155A, User'S Task Manual

Page: 267 / 279

If Y ou Have A Problem
If Errors Occur
171 Knob Sweep sets VAR1' to CONST.
If you set V AR1' for knob sweep measurement, the V AR1' channel forces a
constant value equal to ST ART value . V AR1' cannot be a sweep source for
Knob Sweep measurement.
172 Cannot do SAMPLING when Knob Sweep.
173 j STEP j must be <= |STOP-START|.
174 Cannot set CONT AT ANY if PCOMP is ON.
When you set power compliance , you cannot select
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
CONT AT ANY secondary
softkey .
175 CONST setup must be<=unit output range.
176 Pulse BASE must be <= unit output range.
177 PGU pulse WIDTH must be >= setup res.
Pulse width of PGUs must be greater than or equal to unit setup resolution.
178 TRIG OUT DELAY is too long.
Trigger out delay must be 32.7 ms or pulse width you specied, whichever is
shorter .
179 Cannot ENABLE stop if INIT INT < 2 ms.
When initial interval is set to less than 2 ms , you cannot set stop condition.
180 Illegal setup. Target module is not installed.
181 Illegal setup. Invalid command.
182 Cannot define more than 6 User functions.
183 Cannot define more than 8 data vars in lists.
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