GENERAL MOBILE GM 20 Pro User manual

Receiver
SpeakerH eadphone
Jack
Charge USB
Port
Flash
Volume
Up
Volume
Down
Power
Key
Front
Camera
Fingerprint
Sensor
Cameras
SIM1SIM2
Dual SIM
Single SIM
You can use
SIM card tray
two different ways
for Dual SIM
supported device.

Dimensions 157.5x75x8.65mm
Network 4.5G LTE, Cat7, 300/100Mbps
LTE Bands FDD: 1(2100), 2(1900), 3(1800), 5(850),
7(2600), 8(900), 20(800)
TDD: 38(2600), 40(2300)
Display 6.30” LCD IPS Full HD (2340x1080)
19,5:9 Water Drop Notch
Processor MediaTek Helio P70
12 nm, Octa-Core 64 bit
Operating
System Android
Camera Rear:48MP+8MP+2MP AF f1.79 with
Dual Tone Flash, Sele: 16MP
Connection Wi-Fi 802.11 a/b/g/n/ac
Bluetooth v5.0, A2DP, LE
Battery 4050mAh
FM Radio Yes
Fingerprint Yes

Dimensions 157.5x75x8.65mm
Network 4.5G LTE, Cat7, 300/100Mbps
LTE Bands FDD: 1(2100), 2(1900), 3(1800), 5(850),
7(2600), 8(900), 20(800)
TDD: 38(2600), 40(2300)
Display 6.30” LCD IPS Full HD (2340x1080)
19,5:9 Water Drop Notch
Processor MediaTek Helio P70
12 nm, Octa-Core 64 bit
Operating
System Android
Camera Rear:48MP+8MP+2MP AF f1.79 with
Dual Tone Flash, Sele: 16MP
Connection Wi-Fi 802.11 a/b/g/n/ac
Bluetooth v5.0, A2DP, LE
Battery 4050mAh
FM Radio Yes
Fingerprint Yes

Problem Cause Solution
Ringtone is not
audible.
The device
may be in silent
mode.
You may increase the
volume level using the
volume buttons on the
right of your device.
No network
connection
/ network
disconnected
The signal may
be weak or you
may be located
outside the ope-
rator’s network
coverage zone.
Please make sure you
are located inside your
operator’s network
coverage zone.
Charging error
Battery may be
too hot or cold.
Allow your device to
reach normal tempe-
rature.
Power cable or
your adapter
may be malfunc-
tioning.
Procure a new original
power cable or adapter.
The USB port of
your device may
be malfuncti-
oning.
Take your device to
the nearest authorized
service and have it
repaired.
Turns off /
freezes
There may be a
software-related
problem.
1. Check if your
software is updated to
the current version.
2. You can return
your device to factory
settings by following
Settings>System>Re-
set>Factory data reset
(It is recommended to
back up your data sin-
ce it will be deleted).
Messages /
images cannot
be received
There may be
not enough
storage space.
Delete unnecessary
data.

Problem Cause Solution
Ringtone is not
audible.
The device
may be in silent
mode.
You may increase the
volume level using the
volume buttons on the
right of your device.
No network
connection
/ network
disconnected
The signal may
be weak or you
may be located
outside the ope-
rator’s network
coverage zone.
Please make sure you
are located inside your
operator’s network
coverage zone.
Charging error
Battery may be
too hot or cold.
Allow your device to
reach normal tempe-
rature.
Power cable or
your adapter
may be malfunc-
tioning.
Procure a new original
power cable or adapter.
The USB port of
your device may
be malfuncti-
oning.
Take your device to
the nearest authorized
service and have it
repaired.
Turns off /
freezes
There may be a
software-related
problem.
1. Check if your
software is updated to
the current version.
2. You can return
your device to factory
settings by following
Settings>System>Re-
set>Factory data reset
(It is recommended to
back up your data sin-
ce it will be deleted).
Messages /
images cannot
be received
There may be
not enough
storage space.
Delete unnecessary
data.

Problem Cause Solution
Files cannot be
opened
The le format
may not be
supported
Check the le formats.
Phone does
not turn on
On/off button
may be pressed
and held for
a very short
duration.
Press and hold the on/
off button at least 3
seconds.
The battery may
be empty.
Charge the battery.
Applications
cannot be
opened
May not be
supported by the
service provider.
Contact your service
provider.
Phone
calls cannot be
placed
Dialing error. Network is not
identied.
A new SIM
might have been
inserted.
Check the
restrictions.
Cost limit
might have been
reached.
Contact your service
provider.
SIM Error No SIM inserted
or SIM is
not correctly
inserted.
Make sure your SIM
card is inserted
correctly.
The screen
does not
display when a
call is received
May be a
proximity sensor
issue.
If you are using a
protective band or a
case with your device,
make sure that it does
not cover the space
around the sensor.

Problem Cause Solution
Files cannot be
opened
The le format
may not be
supported
Check the le formats.
Phone does
not turn on
On/off button
may be pressed
and held for
a very short
duration.
Press and hold the on/
off button at least 3
seconds.
The battery may
be empty.
Charge the battery.
Applications
cannot be
opened
May not be
supported by the
service provider.
Contact your service
provider.
Phone
calls cannot be
placed
Dialing error. Network is not
identied.
A new SIM
might have been
inserted.
Check the
restrictions.
Cost limit
might have been
reached.
Contact your service
provider.
SIM Error No SIM inserted
or SIM is
not correctly
inserted.
Make sure your SIM
card is inserted
correctly.
The screen
does not
display when a
call is received
May be a
proximity sensor
issue.
If you are using a
protective band or a
case with your device,
make sure that it does
not cover the space
around the sensor.

We declare that product
Product: GSM WCDMA LTE Mobile Phone with WiFi
and Bluetooth
Model Name: G501, G501 d
Marketing
Name:
GM 20 Pro, GM 20 Pro d
(Brand: General Mobile)
(RED Regulations): We hereby declare that the above named
product is in conrmance to all the essential requirements
of the Radio Equipment Directive (2014/53/EU). To which
this declaration relates, is in conformity with the following
standards and/or other normative documents:
Standards:
EN 62368-1:2014+A11:2017
EN 50360:2017
EN 50566:2017
EN 62209-1:2016
EN 62209-2:2010
EN 62479:2010
ETSI EN 301 489-1 V2.2.3
ETSI EN 301 489-3 V2.1.1
(Draft) ETSI EN 301 489-17 V3.2.2
ETSI EN 301 489-19 V2.1.1
(Draft) EN 301 489-52 V1.1.0
EN 55032:2015
EN 55035:2017
EN 61000-3-2:2014
EN 61000-3-3:2013
EN 300 328 V2.2.2
EN 301 893 V2.1.1
EN 300 440 V2.2.1
EN 301 511 V12.5.1
EN 301 908-1 V13.1.1
EN 301 908-2 V11.1.2
EN 301 908-13 V13.1.1
EN 303 413 V1.1.1
ETSI EN 303 345-1 V1.1.1
(Draft) ETSI EN 303 345-3 V1.1.0
Manufacturer:
Telpa Teknoloji Hizmetleri A.S.
Ikitelli OSB Mahallesi 17. Cadde, No:3, 34490
Basaksehir ISTANBUL /TURKEY