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GQ GMC Geiger Counter Multi-Function Keys
The multi-function keys S1,S2,S3 and S4 explained:
These key’s function will be reassigned dynamically based on the context of the current
(sub-) menu being displayed.
S1 key
1. There are three display modes: Text, Large Font and Graphic mode.
Pressing the S1 key toggles between these modes.
2. In the menu screen, pressing the S1 key will exit the current menu and will return
back one menu level.
3 In the data input mode, pressing the S1 key will delete the last character entered.
S2 key
1. In text mode, pressing the S2 key will change the text information format.
2. In graphic mode, the S2 key will increase the graphic ZOOM factor.
3. In menu mode, the S2 key acts as the UP key to move the highlight menu item
upwards.
4. In the menu mode, while a popup message box is opened, the S2 key changes the
value by cycling through the predefined values.
S3 key
1. In text mode, pressing the S3 key will change the displayed date/time selection.
2. In graphic mode, the S3 key will decrease the graphic ZOOM factor.
3. In menu mode, the S3 key acts as the DOWN key to move the highlight menu item
downwards.
4. In the menu mode, while a popup message box is opened, the S3 key changes the
value by cycling through the predefined values.
S4 key
1. In power off state, only the S4 key acts as the power switch. Holding it for 3 seconds
will power up he unit.
2. In power on state, holding S4 key for 3 seconds will switch the unit off.
3.
In menu mode, S4 is the “Confirm”, “Select”, “Enter” key
Power saving mode
The units factory default power saving mode is ON. In this mode, the unit will turn off the
display after 30 seconds idle time. It turns on the LCD display when any key is pressed.
