Scoring Errors
Wrong Number Registers
Issue Description
My GRANBOARD is not registering the correct score.
Possible Cause
The sensor sheet is damaged
Solution
Replace a Damaged Sensor Sheet
the sensor sheet may be damaged.
For GRANBOARD 3s / 132
To check the condition of sensor sheet, please watch the video below for instructions.
If the sensor sheet shows damage like the reference image, it needs to be replaced.

For GRANBOARD dash
The GRANBOARD dash is not designed for self-maintenance. Do not disassemble it.
For assistance, contact customer support.
