![background image](http://html.mh-extra.com/html/sound-devices/a20-mini/a20-mini_user-manual_1333382007.webp)
Power
The A20-Mini powers via USB-C, 3x Energizer AAA Lithium primary batteries, or one Sony NP-BX1 Li-Ion battery.
Opening the Battery Door
To open the A20-Mini battery door:
1.
Slide the door latch to the left to unlock the battery door.
2.
Lift the battery door using the indented space on the bottom right-hand side of the battery door.
Closing the Battery Door
To close the A20-Mini battery door:
1.
Slide and hold the door latch to the left.
2.
Close the battery door.
3.
Release the door latch to lock the battery door.
Powering from AAA or Sony NP-BX1 Li-Ion
To power the A20-Mini using AAA batteries or Sony NP-BX1 Li-Ion:
1.
Open the A20-Mini battery door.
2.
Insert three AAA batteries or one Sony NP-BX1 Li-Ion into the battery compartment, taking care to place the batteries in
the correct orientation.
3.
AAA batteries should be inserted with the negative side (without springs) first.
4.
Sony NP-BX1 should be inserted with the contact side (with springs) first.
5.
Power LED is blue when batteries are inserted and goes off when the unit is ready to be powered on. Press and release
the red button to power on the A20-Mini.
6.
Close the A20-Mini battery door.
7.
To power off the A20-Mini, press and hold the red button for three seconds. The Power LED flashes rapidly while the
A20-Mini powers off. The Power LED is off when the unit is off.
8.
To remove the batteries, open the battery door and remove the AAA or NP-BX1 battery with the non-spring side first.
USB-C
USB-C can be used to power the A20-Mini and/or to charge inserted Sony NP-BX1 batteries. The A20-Mini does not charge AAA
batteries. USB-C is the priority power source whenever connected.
To power the A20-Mini via USB-C:
1.
Connect a USB power source to the A20-Mini’s USB-C port.
2.
Open the battery door then press the red button.
3.
To power the A20-Mini off, press and hold the red button for three seconds.
To charge the Sony NP-BX1 from USB-C:
1.
Open the battery door and insert a Sony NP-BX1 into the battery compartment.
2.
Connect a USB power source to the A20-Mini USB-C port.
3.
The Charge/Pair/Rec LED glows solid orange while the battery is charging. The Charge LED turns solid green when
charging is complete.
The A20-Mini is fully operational when charging batteries from USB-C.
PowerStation-8M
The PowerStation-8M is an optional accessory for the A20-Mini. An A20-Mini using a Sony NP-BX1 battery can be inserted into a
charging bay of the PowerStation-8M to charge the battery. See PowerStation-8M for more details.
Auto Power On and Off with PowerStation-8M
The A20-Mini automatically powers off when inserted into a charging bay of the PowerStation-8M. To save time from having to
manually power on the A20-Mini, use the Power On When Removed from the PowerStation-8M feature. When this feature is
selected, removing an A20-Mini from the PowerStation-8M immediately powers on the transmitter. This feature is turned on or off in
the A20-Remote application. See A20-Remote for more details.
Auto Power with Lav Mic Connection
When Auto Power with Lav Mic Connection is selected, connecting a lavalier microphone to the A20-Mini automatically powers on
the transmitter. Removing the LEMO connection automatically powers the A20-Mini off.
This feature can be turned on or off in the A20-Remote application. See A20-Remote for more details.
A20-Mini
User Guide
7