Johnson SIROCO Serie Guide D'utilisation page 22

USE
Speed adjustment.
After the hood is switched on, a beep sound heard and all key lights are
lightened for 1 s, indicating the hood has been powered on. Under the
condition the hood power-on:
 Power Key: control the motor power, under standby state, press the
"power" button, "power" key light is on, the motor starts up at low
speed, digital screen displays setting 1; under power-on state, press
the "power" button, enter 3-min-delay-shutdown state, setting
switched
interval, which means entering delay-shutdown state; under delay-
shutdown state, press the "power" button, it's shut down imme-
diately (motor stops running).
 Light Key: independently control the light on and off free from the
effect of other keys. Press it once, the light is on, meanwhile the
light key light is on; press again, the light is off and light key light is
off too.
Plus (+) Key: valid under power-on state, press plus (+) key once,

motor speed
corresponding setting. When the plus (+) key is pressed down, plus
(+) key light is on. When at the highest setting, only give out key
touch sound, the setting no longer changes.
Minus (-) Key: valid under power-on state, press "minus (-)" key

once,motor speed decreased one setting, digital tube displays
corresponding setting. When the "minus (-)"key is pressed down,
"minus (-)"key light is on. When at the lowest setting, only give out
key touch sound, the setting no longer changes.
Light
to low speed, the power key flashes at one second
increased
Minus Digital screen
one setting,
9
digital tube
Plus Power
displays
V.1