NF WAVE FACTORY WF1967, Инструкция по эксплуатации

Страница: 273 / 330

14.7 Suspected Failure
WF1967/WF1968 14-11
14.7 Suspected Failure
When the device appears to be abnormal, try following steps. If the operations cannot be recovered after the
measures taken, contact NF Electronic Instruments or one of its representatives.
Problem Possible cause Action Reference page
The power does
not turn on The power supply out of rated
range is used. Use the power supply within the
rated range.
"2.3 Grounding and
power supply
connection" P. .2-5
The operation is not normal due to
external noise, etc. Install the instrument in quiet
environment far from noise
sources.
"2.2 Installation"
P. 2-3
The panel is not
available In the Remote state Change to the Local state
-
keys and/or modify knobs are
deteriorated Contact NF Electronic
Instruments to ask repair
-
Output level is
Abnormal The ambient temperature/humidity
range is out of the performance
guaranteed range. Use in the environment within the
specified range.
"2.2 Installation"
P. 2-3
Worming up is not enough Perform warming up for more
than 30 minutes after the power
turns on
-
DC offset is added Make the DC offset to 0V
"4.4.9 To Set DC
Offset" P. 4-35
A user-defined unit is used Select a standard unit
"4.4.8 To Set
Amplitude"
P. 4-33
The load impedance function is
used Change the setting to Hi-Z
"4.4.13 To Set Load
Impedance" Page
4-41
Settings with the
remote control are
not available. The interface setting is
not adequate. Use the setting that matches the
interface to use.
"13.1 Selecting
Remote Interface" P.
13-2
The GPIB address, the USB ID, or
settings of LAN is different from
the program. Make the GPIB address, the USB
ID, or setting of LAN match the
program.
The same GPIB address as that of
other devices is used Set the GPIB address again so
that it does not coincide with that
of other devices.
Self-diagnosis
identified an error A malfunction occurred due to
external noise Remove all cables other than the
power cable from the device and
perform the self-diagnosis again.
"13.5 Self-Diagnosis"
P. 13-3
Does not become
same as described
in Instruction
manual
Initialization has not been done. Description presumes settings
were initialized.
Perform initialization.
"4.3.8 To Restore
Initial Settings"
P. 4-23
The channel to operate is opposite. Check whether the channel is
CH1 or CH2. "4.3.6 CH1/
CH2 Switching Key
and Active Channel
(WF1968 Only)"
P. 4-20