152
Serial Communication Function Errors
See
^
[Serial Communication Function Troubleshooting] (P.140) for details on serial
communication function errors.
Troubleshooting
Problem
Cause
Recovery
Remarks
Nothing is displayed on
the screen
• Is the power cord unplugged?
• Is the main power breaker switched off?
• Does the voltage match?
Check the power supply and voltage,
and make sure the connections are
correct.
The display stays the
same even when a sample
is placed on the pan
Is the pan positioned correctly?
Make sure the pan is positioned
correctly.
The display flickers,
and
(Stability
Mark) is not displayed
Has the balance been installed in an
unstable location?
Remove the effects of vibrations and air
flows. Install the balance on a firm base.
Is the sample overlapping the edge of the
pan?
Make sure the sample does not overlap
the edge of the pan.
—
Is something other than the sample
coming into contact with the pan?
Make sure that nothing other than the
sample comes into contact with the pan.
—
Are the glass draft shields open?
Close all glass draft shields and read
the display again.
—
The measurement
results are incorrect
Has adjustment been performed?
Perform adjustment.
The weight mark
continues to blink
There is a chance that changes in the
installation environment have drastically
misaligned the zero point.
Or, a weighing sample has been placed
on the pan.
Sensitivity calibration won’t start.
Check to make sure that nothing has
been placed on the pan, and then
perform sensitivity calibration manually
by pressing [
CAL].
Or, press [
POWER] and unplug the
AC adapter with [STAND-BY] displayed,
and then plug in the adapter and press [
POWER] again.
Sensitivity calibration will be performed
automatically.
Does the product use any solid specific
gravity measurement or other applications?
The product is designed so that automatic
sensitivity adjustment is not carried out
during specific application operation.
If you wish to carry out span calibration,
switch to standard measurement mode.
The touchless sensor
LED remains red (W-AD
Series only)
The touchless sensor may be
malfunctioning or damaged.
Turn the balance main body and ionizer
power OFF, and then ON again. If the
problem is not resolved, contact a
Shimadzu Corporation sales location,
distributor, or authorized service shop.
The ionizer POWER LED
is not lit up. (When the
ionizer is installed on
the balance main body)
Is the ionizer power cord unplugged?
Check that the ionizer AC adapter and
AC cord are connected correctly.
Is the ionizer power switch on the back
turned ON?
Check the ionizer power switch.
The ionizer ALARM LED
is lit. (When the ionizer
is installed on the
balance main body)
If the ALARM LED remains lit even after
restarting several times, there may be a
malfunction.
Turn the power switch OFF and ON
again.
If the ALARM LED remains lit even after
restarting several times, there may be
a malfunction. Contact a Shimadzu
Corporation sales location or distributor
for details.
Is the discharge electrode dirty?
Check if the discharge electrode is dirty.
If it is dirty, refer to “11. Maintenance”.
The doors do not open
or close even if the door
open and close keys
are pressed or manual
trigger operation is
carried out. (W-AD
Series only)
Are the glass doors loose or
disconnected? Are any operations being
carried out which forcibly stops glass door
opening and closing operations?
Are the stopper knobs loose or missing?
Check that the glass doors and stopper
knobs are properly attached, and turn
the balance main body power OFF then
ON again, or carry out automatic door
initialization.
If the glass doors or stopper knobs are
loose or missing, reattach them before
cycling the power.
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Errors and Recovery
Errors and Recovery
