Scale Calibration (For Models With a Scale) 4 - 25
Cold reset of 
scale
No change No change  No change 
except at 
Step 6 
- Calibration 
Success or 
Failure
 - when 
the 
Scale Zero
 
button is 
pressed three 
short beeps 
tones sound
No change Seven segment test runs 
and displays:
• 00.000 all icons 
illuminated for three 
seconds 
• Blank for one second
• 99.999 all icons 
illuminated for three 
seconds
• Blank for one second
• Normal display
Audit Tally - 
Press and hold 
Scale Zero
 
button for greater 
than three 
seconds when 
not in a 
Calibration 
Mode. 
Repeated scroll:
C###
 then 
P###
No change None No change Blinks between C### and 
P###.
In Bootloader 
Mode
No change Off None Off None.
Scale Error Scrolls fault code:
u##
Red 
(Warning)
None Off Blinks FAIL or blanks 
display with unit icon 
showing lb or kg 
illuminated. 
Display can also blink 
CALF if the system was in a 
scale legal Calibration 
Mode.
Table 4-6    LED and Beeper Sequences (Continued)
Scale State
7-segment 
Diagnostic Display
LED 
(System)
Beeper 
Sequence
Scale Zero 
Button 
(LED)
Optional Scale Display