Samsung Galaxy A20 Notes On Usage page 37

Draining...water...when...the...product...gets...
wet
• If the product gets wet, make sure to drain
water from the tray eject hole, mouthpiece/
microphone (upper/lower) holes, receiver, speaker,
keys, headset connection terminal and external
connection terminal.
• Continued use will present a risk of getting your
clothes/bag wet or make it harder to hear the
sound.
• Follow the steps below to drain water.
Hold...the...product...
a
firmly...and...wipe...
off...moisture...
on...the...product...
surface...and...back...
side...with...dry,...
clean...cloth...etc.
Swing...the...product...about...20...times...
c
against...a...dry,...clean...cloth...etc....to...wipe...
off...water...remaining...in...the...tray...eject...
hole,...mouthpiece/microphone...(upper...and...
lower)...holes,...receiver,...speaker,...keys,...
headset...connection...terminal,...external...
connection...terminal.
Shake...the...product...
b
approximately...
20...times,...firmly...
holding...it,...until...
there...is...no...more...
water...splattering.
Notes...on...Usage
35