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16.5 Troubleshooting
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The screen and indicators do
not light when powered on.
Is the AC Adapter correctly connected?
Are the batteries correctly inserted?
Are the batteries near the end of their
useful life?
When the battery capacity is reduced, the
power is automatically turned off. Before
turning on the power again, turn the power
off first and leave the product for about 30
seconds.
Is the contrast too dark?
The normal screen is not
displayed when turning the
power on.
Are the batteries near the end of their useful
life?
No waveform appears on the
screen when the START button
is pressed.
Is the "Pre-Trig wait." message displayed?
When recording before the trigger, until the
corresponding item interval has elapsed, a
trigger is not accepted.
Has the "Wait for trigger" message
appeared? Check the trigger settings.
Are all of the waveform display colors for
each channels switched off?
Has the timer trigger been set?
There is absolutely no variation
in the recorded waveform.
Is the measurement range setting
appropriate?
Is the input cord correctly connected?
Has a low pass filter been set?
The printed recording is very
faint or non-existent.
Is the recording paper back to front?
Are you using the correct recording paper?
Is there enough power left in the battery
pack?
Is the 8992 printer unit connected
correctly?
The display language has
changed
Turn the power on while holding the
SYSTEM and SET keys down at the same
time.
16.5 Troubleshooting
If the product does not seem to operate normally, check the
following points before requesting service.
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