UINICS LV1000 Series, Instruction Manual

Page: 66 / 67

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２２．Troubleshooting
When abnormality occurred, please check it as follows.
No. Problem Checking point Solution
1
Display does not
appear at all. →Has it connected
with the rear
terminal correctly?
Is the screw
tightened
certainly?
Is the power
connection correct?
→Connect correctly according to
“Connecting terminal boards”(Refer to
page 7)
↓
When display still does not appear,
have it serviced.
2
Unusual
LED lighting, key
switch operation,
preset-output,
analog output. →Check with the test
mode (Refer to page
15). →Initialize (Refer to page 19)
↓
When it still does not resume normal
status, have it serviced.
3
Rate meter remains
at “0” and does
not count. →Is the setting for
each mode correct?
↓
→Is the sensor input
normal?
↓
→Is the input system
of this meter
suitable for the
output signal of
the sensor?
→Check the setting again.
→Check the connection of the sensor.
Check with the test mode (Refer to
page 15)
→Operation manual check.
↓
When it still does not resume normal
status, have it serviced.
4
Indicator is
flashing ”9999”,
“-9999”. →Check whether the
indication value is
not too large.
↓
→Overflow
indication.
↓
→Influence of noise.
→Change the scaling setting value.
(Refer to page 21-26)
→Change the scaling setting value.
(Refer to page 21-26)
→About a noise countermeasure.
(Refer to page 61 for “About a noise
countermeasure”.)
↓
When it still does not resume normal
status, have it serviced.