Problem With Sm-Ew79A + St-7970 Operation - Shimano SM-EC79 Service Instructions Manual

Problem with SM-EW79A + ST-7970 operation

1.
Disconnect the connector for the SM-EW79A junction, connect the lever connector of
the checker to the connector from SM-EW79A junction A, and then press the ENTER
switch.
SM-EW79A
Junction A
Adjustment button
Adjustment LED
Battery LED
7
Using the checker