JRC INMARSAT FleetBroadband FB250 Operation Manual page 65

Adjusting the voice volume and the backlight brightness by the buttons of Handset
Voice volume can be adjusted using the
Adjusting voice volume and the backlight brightness](p45).
To change the default voice volume, follow the way shown below.
Setting voice volume from Handset screen
APAC E143.5
14:03 UTC
8 Alarm Pack
9 ADMIN
2 Port Cont
Enter the
3 Port
Secret code.
Setting backlight brightness
1 Handset
2 ISDN
1 Back Light
2 Dimmer
...
Fig.5.1.5d Flow of setting backlight brightness
buttons on the left side of Handset (refer to [5.1.4
Idle screen
Press MENU
Top menu screen
Select [9 ADMIN] and press
READY
READY
0 0 0 m 0 0 s
1 Handset
2 ISDN
READY
4 Ring VOL.
5 Volume
3
2
Fig.5.1.5c Flow of setting voice volume
Port menu screen
Select [1 Handset] and press
Handset menu screen
Select [1 Back Light] and press
READY
4
3
47
5. How to use the telephone/FAX
button.
ADMIN menu screen
Select [2 Port Cont] and press
Port menu screen
Select [1 Handset] and press
Port Cont setting item selection screen
Select [5 Volume] and press
Volume setting screen
Select the type and press
The screen is returned to previous one.
OK
Back light menu screen
Select the Brightness from four levels and press
OK button.
Then the screen is returned to previous one.
OK button.
OK button.
OK button.
OK button.
OK button.
button.
OK button.