67XXU USB/Serial Scale Service Manual
55
6 Calibration
The configuration/calibration button must be pushed in order to calibrate the scale.
Refer to Chapter
for details on push button location.
6.1 Enter the Calibration Mode
1.
Access the setup mode by pressing the
[HOLD]+[ON/OFF]
key for 3 seconds.
2.
Use the
[PRINT]
key to select the CAL menu.
3.
Press the
[TARE]
key to enter the calibration mode.
3a.
After entering this mode, the number of calibrations will be shown first. This
number will be increment one digit after every calibration and calibration data
saved. This counter can't be modified or erased. It counts from 0000 to 9999,
when 9999 is reached, the counter starts over at 0000.
4.
After the counter number was displayed, it will show "
Ca.OFF
" or "
CAL.ON
"
which depends on whether the sealed calibration switch is OFF or ON.
If the
switch is OFF, the following steps can be done, but the result will not be
saved.
5.
Press the
[TARE]
key to go to next step.
6.1.1 Zero Point
1.
When
ZERO
is displayed, press the
[UNIT]
key to select Zero Point calibration.
2.
Once ZERO is selected, remove all weight on the scale.
3.
Press
[TARE]
to confirm.
4.
The ZERO will flash while capturing the zero point. After getting reasonable
data, it automatically saves the change and exits to the weigh mode.
NOTE: More than 10% of the full scale weight is needed for calibration.
NOTE: Press the
[ON/OFF]
key to return to the last sub-menu.
