Maas AHT-9-UV User Manual page 40

14) Dual Watch/Monitor (DW---MENU 15)
Functions: Dual Watch feature makes AHT-9-UV can monitor the calling signal when
FM radio is on and you won't miss any calling.
Enter Menu 15
15) Receive Saver (RX.SAV---MENU 16)
Functions: this feature significantly reduces quiescent battery drain, and you may not
receive the full data burst.
Enter Menu 16
16) Auto Keypad Lock (AUTOLK---MENU 18)
Functions: in order to prevent accidental frequency change or inadvertent transmission,
various aspects of the AHT-9-UV's keys and switches may be locked out.
Enter Menu 18
When you switch AUTOLK ON, the keypad will be locked automatically if there is no key
operation for 5 second.
If the radio is locked, press [
by manual.
17) Voice Prompt (VOICE---MENU 19)
Functions: enable/disable voice prompt.
Enter Menu 19
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to set DW. Default: OFF.
th
to set RX.SAV. Default: OFF.
th
to set AUTOLK. Default: OFF.
th
] key to unlock it. Also you can lock it using [
to set VOICE. Default: ON.
th
] key