TECNO MOBILE F4 User Manual

1.Taking care of your device

Your device is a product of superior design & craftsmanship and should be
handled with care: The following recommendations will help protect your
phone:
 Keep the device dry. Precipitation, humidity, and all types of liquid or

moisture may contain minerals that can rust electronic circuits. If your
device gets wet, remove the battery and refrain from turning on device.
Wipe it with a dry cloth and take it to the service center.

 Do not store the device under extreme temperatures; it can damage the

battery and shorten device lifespan.

 Do not use or store device in dusty and dirty areas; the electronic

components may be damaged.

 Do not attempt to open device in any way other than instructed in this

guide. Repairs attempted by an entity other than designated service
agent/center will void warranty.

Licking the battery or charger is strictly prohibited; saliva is more corrosive
than water. Residual saliva may short-circuit phone and damage its
motherboard, causing the device to become inoperable; battery & charger
may also be damaged in the process.

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WARNING:

Licking USB plug or metallic battery component is strictly prohibited.

 Do not drop, knock, or shake device. Rough handling can disrupt internal

circuit boards and fine mechanical parts.

 Do not use harsh chemicals, cleaning solvents, or strong detergents to

clean the device. Use a soft and dry cloth to wipe down surfaces.

Battery &charger safety

 Do not place battery in fire, explosion may occur. With concern for the

environment, please abide local laws & ordinances in battery disposal.

 Only use original battery, charger, and accessories applicable to the

specific mobile model. Failure to do so voids the warranty and may result
in a hazard.

 Power off mobile prior to testing its charger. If charger malfunctions,

off-mode will prevent damage to the motherboard.

 Please keep the charging mobile away from small children.
 Do not touch charger or mobile with wet hands; it’s hazardous and may

damage electronic parts.

WARNING:

 Risk of explosion if original battery is replaced.
 Tampering with mobile OS and ROOT voids warranty and may cause

software instability.

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2.Know your phone

Position of Keys

1. Earphone plug

3. USB port

5. Microphone

7. Flashlight

9. Power button

2. Receiver/ Speaker

4. Front camera

6. Rear camera

8. Volume button

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3.Exploded view of all parts

Description

1. D2030_S1_Main-PCB 2. D2030_S1_FRONT_HOUSING_ASM

3. D2030_S3_REAR_HOUSING_ASM 4. D2030_S1_POEWER_KEY_ASM

5. D2030_S1_VOLUME_KEY_ASM 6. D2030_S1_BATTERY_COVER_ASM

7. D2030_S1_LCD 8. D2030_S1_TP_ASM

9. D2030_S1_FRONT_CAMERA 10. D2030_S1_BACK CAMERA

11. D2030_S1_3IN1_antenna 12. SPEAKER

13. D2030_S1_SPK_STEEL 14. D2030_S1_BATT

15. D2030_S1_BACK_CAM_LENS 16. D2030_PCBA_SCREW

17. D2030_SCREW_M14_H30 18. D2030_S1_SPK_MYLAR

19. D2030_S1_MIC_FOAM

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4. SIM / SD card installation

1. Power off mobile.

2. Refer to the following picture for SIM / SD card installation.

Removing the cover and SIM cards.

1. Unclip the cover.

2. To remove the SIM cards, press and slide it out.

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Installing the SIM cards and cover.

1. You must insert your SIM cards to make phone calls.

2. To install SIM cards, place the SIM cards with chip facing downwards,
and then slide it into its slot. Make sure that it is correctly inserted.

3. Close the phone cover.

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Installing and removing the SD card.

1. Insert the external SD card into the slot with the gold contact facing
down. To remove the external SD card, gently press and slide it out.

2. In addition, regularly removing or inserting the SD card may cause the
phone to restart.

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