GE eBike Service Manual page 58

2b. Load calibration eBike, eBike L, eBike EL of PCBRPM Board 2:
With software version FW1.6 the calibration procedure was redesigned.
* Take the seat ergometer to an elevated position, e.g. between
two solid chairs.
* Support the supine ergometer so that the load unit will be in a
horizontal position.
* Display the service menu and select menu item "Load
Calibration". The green LED "alive" is blinking.
The screen shown at right appears.
The offset voltage of the WSG measuring device is displayed.
This voltage should be within a range of 60 mV to 80 mV.
If the value is not within that range (the red LED "+" or "-" is
illuminated, it should be adjusted by meansof the subminiature
switches on the PCBRPM board 2.
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D: Service Menu
Red LEDs
Subminiature switches
eBike, eBike L, eBike EL
Load calibration
screen
2018112-003 Rev J