5.2. The Max weighing is the showing largest value after turn on add 9d
(e=10d,”d” is minimum reading). If overloading,it will show “------”and you
must take away the goods at once, or the balance (load cell,especially) will
be broken.
6. Tare
Press
, the balance pan can be tared if the blank spot disappears.
But if there is the black spot, the tare function is no effect.
7. Backlight
Press
to turn on/off the backlight.
8. Zero-Tracking and Auto Tare
8.1. Turn off the balance, one hand press and hold
at the same time,
another hand turn on the balance again, “-Zero-” will show, then loose
11. Maintenance
Failure
Cause
Remedy
No light
·Scale is not connected with
power
·Power switch is off
·Adapter is broken
·PCB is broken
·To plug in the power
·To press
·To change new adapter
·To change new PCB
Upper “----”
only
·over-load
·load cell wire loose
·To decrease load
·To re-connect the wire
S-CAL
·load cell wire loose
·No connect load cell wire
·To connect load cell wire
Value
unstable
·Big air
·Working stage is unstable
·Big
change
of
room
temperature
·Load cell is broken
·To shut door or window
·To put scale on stable
stage
·To control temperature
·To check load cell
Value
inaccuracy
or big error
·No clear zero before weight
·No calibrate or calibration
weight is inaccuracy
·Wrong voltage
·Big error in four corners of
load cell
·Load cell is broken
·To press
·To re-calibrate
·To use right voltage
·To check error of four
corners
·To check load cell
Stay or show
wrong
symbols
·Short distracting outside
·To reboot or re-plug in
power
·To
reboot
after
30
minutes
Show “
·
” on
the left all
long
or
repeatedly
·Bad operation environment
(such as big air,vibration,big
change in room temperature
and so on.)
·To
control
working
temperature
Show
“No
Cou”
·No set constant before
counting
·constant is too big or small
·To set average value
constant
·To re-calibrate
No data
·Distracted (by static… ) and
crash
·To reboot or re-plug in
power
No back to
zero
·Wires loose
·To check all wires
No
calibration
·PCB is broken
·Load cell is broken
·Wires loose
·To change PCB
·To check load cell
·To check all wires
No Backlight ·Backlight is broken
·To change new backlight
