16 
Troubleshooting Guide 
 
Problem …  Causes  Remedy 
No segments appear in the weight 
display 
(14)
. 
- No line voltage available 
- The power cord has not been 
plugged 
- Incorrect setting of the voltage 
selector 
- Defective fuse 
(1)
 (If this problem 
occurs again, please contact 
your nearest Sartorius service 
center) 
- Check AC current supply 
- Plug in power cord 
 
- Check setting of voltage selector 
and readjust, if necessary 
- Replace fuse 
Weight display shows 
»L« o
r 
»CH2«
. 
- The pan 
(5)
 is not in place 
- Position the pan 
Weight display shows 
»H«.
 
- Sample exceeds weighing capac-
ity or display range 
- Unload balance 
The weight readout constantly 
changes or the special message 
“BUSY”
 does not go out in the 
weight display 
- Unstable ambient conditions 
- Too much vibration or balance 
exposed to a draft 
- The door of the weighing cham-
ber is not completely closed 
- Sample does not have a stable 
weight 
- Set up balance in another area 
- Access the menu to adjust the 
proper code for the particular 
type of weighing environment 
- Close the door of the weighing 
chamber 
Weight display shows 
»CE«.
  - The CAL key 
(12)
 was not 
pressed when the display indi-
cated a zero readout 
- The balance is loaded 
- Press the tare control 
(11)
 and 
re-press the CAL key 
 
- Unload the balance 
The code 
“CC”
 does not go out in 
the display 
 
- The balance is not ready to cali-
brate or is in the warmup phase  
- The weighing system is affected 
by draft or vibration 
- After plugging the balance into a 
wall outlet, allow for least 2 
hours´ warmup  
- Set the appropriate code by ac-
cessing the menu of the operat-
ing program 
The weight readout is obviously 
wrong 
 
- Balance has not been calibrated 
- Balance has not been tared be-
fore weighing 
- The air bubble 
(8)
 is not within 
the circle of the level indicator 
- Calibrate balance 
- Tare before weighing 
 
- Level balance