Nilfisk-ALTO 3.4 - Manual (Page 28)

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c. Temperature
Used to key in the value of the environmental temperature of place of installation.
The system uses this value to automatically compensate for the differentials due to the difference speed of
sound Transmission according to the air temperature.
This allows to set the delays during the sound-check and only have to reset them automatically when necessary
(For example during a concert, in the event of big jumps in temperature, etc.).
The editing values are in the following ranges: with 1 C steps +60 C ~ -30 C
with 1.8 F steps 140.0 F ~ -22.0 F
Note: the measurement units can be chosen between C (degrees Centigrade) and F (degrees Fahrenheit)
by means of the Temperature Unit function (UTILITY menu - Units submenu).
d. Wake Up
Allows to choose the mode in which MUTE functions are restored when the MAXIDRIVE3.4 is switched on.
The options include:
e. LCD Contrast
Allows to adjust the Display contrast.
The values are in the following range: 0 (minimum contrast) ~ 32 (maximum contrast).
5.4.4 LOCK SUBMENU
Used to enable or disable the protection of the system against accidental or unauthorized changes.
Lock Lock
T e m p e r a t u r e
2 0 C
T e m p e r a t u r e
F 6 8 . 0
Mute
when switched on, the system automatically
sets all the outputs in MUTE
Normal
when switched on, the system restores the last
MUTE configuration before switching off
N o r m a l
W a k e U p
2 6
L C D C o n t r a s t
W a k e U p
M u t e