58
SBI521 Service Manual
If the voltage is not correct
Calibrate the voltage according to following steps:
1.
Prepare a DC power supply which output voltage can be adjusted from 5V to 8V
(output current must be larger than 0.5A). Power off the indicator and unplug the
AC adaptor.
2.
Connect the DC power to battery connector on main board. Adjust the voltage
to about 6V
3.
Turn on the indicator with the
[ON/OFF]
key.
1.
From the weigh mode press the
[SETUP]
key until
CONFIG
is shown.
2.
Use the
[PRINT]
or
[N/G]
key to go to MISC - Vol.
3.
Press the
[TARE]
key to enter this mode and display the battery voltage.
4.
Press down the
[UNIT]
key until
CAL.6V
is shown.
5.
To adjust the voltage to 6V, press the
[TARE]
key to confirm 6V calibration.
6.
When
CAL.7V
is shown, adjust voltage to 7V. Press the
[TARE]
key to confirm
7V calibration. When
CV.End
is shown, that means the voltage calibration is
completed and then exit to display voltage.
7.
In displaying voltage mode, press the
[N/G]
key more than 3 seconds.
8.
When LoV. 5.6 is shown, use the
[PRINT]
or
[N/G]
,
[UNIT]
keys to input new
value (5.6V is default, input range is 5.2V-5.8V).
9.
Press the
[TARE]
key to confirm and exit to display voltage.
10.
Press the
[SETUP]
key to return to last menu item.
11.
Press the
[ON/OFF]
key to exit this mode.
