Yamaha EF2200iS Owner's Manual page 20

Controls and features
This generator has an integrated multi-function LED meter. Its functions are described as
below.
Function
Power supply meter
Operating time meter
Overload warning
Oil warning
Boost mode
2-4
Display Description
Output indicator(s) come on
according to the current power
supply.
Output indicator(s) flash ac-
cording to the accumulated
operation time.
Overload indicator light comes
on after output indicators
come on, when an overload or
some malfunctions of connect-
ed devices are detected.
Oil level warning light flashes
when the engine oil level is too
low.
Output indicators come on
consecutively when the gener-
ator is in boost mode.
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