5
3-2 Quick Reference Guide for Troubleshooting
Symptoms
Probable causes
Remedies
1. The GZDSP-2 (GZBDSP-1) board has
failed.
1. Replace the GZDSP-2
(GZBDSP-1) board.
2. The power/battery box has failed.
2. Replace the power/battery
box.
3. The connection cables inside the balance
are incorrectly connected.
3. Check the connection of
the cables.
Noting is displayed.
4. The dry-cell batteries have run out
(battery box type).
4. Replace the dry-cell
batteries.
1. The wrong kind of pan is being used.
1. Check the pan.
2. The tuning fork assembly or mechanical
unit has failed.
2. Replace the tuning fork
assembly or mechanical
unit.
3. The GZDSP-2 (GZBDSP-1) board has
failed.
3. Replace the GZDSP-2
(GZBDSP-1) board.
4. The coefficient data is improperly set
(when the data was entered).
4. Check the coefficient data.
After “
” is
displayed,
“
” or “
”
is displayed.
5. The coefficient has changed due to static
electricity or noise.
5. Check the coefficient data.
1. Something is in contact with the stopper.
1. Check the mechanical
stopper.
2. Something is in contact with the
calibration weight unit.
2. Check the area around the
calibration weight unit.
3. Something is in contact with the pan (or
pan base).
3. Check the area around the
pan.
4. There is foreign matter in the balance.
4. Check the area around the
balance’s mechanical part.
5. The tuning fork assembly or mechanical
unit has failed.
5. Replace the tuning fork
assembly or mechanical
unit.
6. The balance is being affected by wind or
vibration, etc.
6. Check the area around the
balance.
The displayed value is
unstable.
Poor repeatability.
The zero point changes.
7. The GZOSC-1 board has failed.
7. Replace the GZOSC-1
board.
1. The tare is too heavy.
1. Check the tare weight.
2. The coefficient data is improperly set.
2. Check the coefficient data.
3. The coefficient has changed due to static
electricity or noise.
3. Check the coefficient data.
4. Span adjustment has been made with
erroneous weights.
4. Check the adjustment
weights.
“
” is displayed
before the weighing
capacity is reached.
5. Something is in contact with the
calibration weight unit.
5. Check the area around the
calibration weight unit.
1. The tuning fork assembly or mechanical
unit has failed.
1. Replace the tuning fork
assembly or mechanical
unit.
2. The GZDSP-2 (GZBDSP-1) board has
failed.
2. Replace the GZDSP-2
(GZBDSP-1) board.
3. The coefficient data is improperly set
(when the data was entered).
3. Check the coefficient data.
The span is significantly
incorrect.
4. The coefficient has changed due to static
electricity or noise.
4. Check the coefficient data.
1. The tuning fork assembly or mechanical
unit has failed.
1. Replace the tuning fork
assembly or mechanical
unit.
2. The coefficient data is improperly set.
2. Check the coefficient data.
3. The coefficient has changed due to static
electricity or noise.
3. Check the coefficient data.
4. Span adjustment has been made with
erroneous weights.
4. Check the adjustment
weights.
Poor linearity
5. The GZOSC-1 board has failed.
5. Replace the GZOSC-1
board.
(Table 3-1)
