Yongnuo YN560 - Page 11

M
eaning of [Output control indicator]:
* [ ] represents <ON> state of display’s light, while [ ] represents <OFF> state.
In M/S1/S2 Mode, indicates the output level
State of [Output level indicator] Output Level
1/128
1/64
1/32
1/16
1/8
1/4
1/2
1/1