Giant MY20, Service Manual

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6.5 SERVICE MODE ENERGYPAK
FOR BATTERIES WITH 5 LED INDICATION
The service mode is displaying 5 stages, in these stages you can read out error codes and the condition of the battery.
Entering service mode: Keep the button pressed in, after 7 to 8 seconds the LED will indicate the 1st service stage.
After entering the 1st service stage, the error code will be displayed on the LED board.
To enter the next stage, release the button after the error code disappears (LED off) and press it in again within 3 sec-
onds (keep it pressed in).
LED Indication
Count of Cycle
Stage 1 / ERR1 (1)
Stage 2 / ERR1 (2)
Stage 3 / ERR2 (1)
Stage 4 / ERR2 (2)
: Led On
: Led Blinking