Ericsson T39 - Efficient Phone Usage

AT Commands Phone Terminal Terminated 123
AT*ETCH Rear Slot Trickle Charge
AT*EKSP Key Sound Playback
AT*EQVL External Volume Status
<number_type>: Integer; type of address octet, in hexadecimal format.
<number_type> Description
129 Default setting when dialling string does not include the
international access code character ‘+’
145 Default setting when dialling string includes the
international access code character ‘+’
Description: The charger may disconnect the phone slot (charger supply voltage) for 30 seconds to
trickle charge rear slot without affecting the phone functionality. This command
indicates if the phone is ready for immediate disconnection.
Execution command: AT*ETCH
Execution command
response:
*ETCH: <disconnect>
Test command: AT*ETCH=? Shows if the command is supported.
Test command
response:
*ETCH: (list of supported <disconnect>s)
Parameter:
<disconnect>:
<disconnect> Description
0 The phone not ready to disconnect
Default setting
1 The phone ready to disconnect
Description: Generates a key playback sound.
Execution command: AT*EKSP
Test command: AT*EKSP=? Shows if the command is supported.
Description: Turns on/off the unsolicited result code *EVOLC. The command also queries the
status of the volume level of the phone. The user changes the volume via the phone
keypad and the phone sends *EVOLC accordingly. The vehicle handsfree then adjusts
the volume accordingly.
Set command: AT*EQVL=<report>
Read command: AT*EQVL? Displays the current <report> and <current_volume> settings.
Test command: AT*EQVL=? Shows if the command is supported.
Test command
response:
*EQVL: (list of supported <report>s)