SEMTOM ST-2620, Operation Manual

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Start Sensor Fault
There is something covered with the start
sensor
Clean the start sensor
UV Sensor Fault Problem with the UV sensor Replace the UV sensor
L_IR Sensor Fault
R_IR Sensor Fault
Problem with the length sensor
Replace the left/right length receiving
board
Problem with the relative circuit of the
length sensor in the main board
3. Error codes and solutions
The display may shows some error messages when counting, which means there are some problems with the
notes. Refer to the following diagram to find way to solve it.
Error Code Reasons Solutions
UV Suspicious note detected by UV detection
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
UV sensitivity level is too high Decrease the UV sensitivity level
MG Suspicious note detected by MG detection
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
MG sensitivity level is too high Decrease the MG sensitivity level
DBL
Double note detected by the IR detection
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
IR sensitivity level is too high Decrease the IR sensitivity level
DD
Different size(width) note detected by the DD
detection Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
HALF Half note
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
CHAIN Chain note
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
SLANT Slant note
Remove the suspicious note from the stacker;
press
“ RESET ” to continue;
LEN
Different size(length) note
Remove the suspicious note from the stacker;
press
“
RESET
”
to continue;
DD sensitivity level is too high Decrease the DD sensitivity level
UV
MG
DBL
DD
L_Length Sensor Fault/
R_Length Sensor Fault