Mobile Phone Parts
Learn about all Mobile Phone Parts and Components in a Mobile Cell Phone PCB and their Function.
Learn about all Mobile Phone Parts and Components in a Mobile Cell Phone PCB and their Function.
Parts and Components in any Mobile Phone (Feature Phone or Android Smartphone) consist of several small, medium and large parts. They are more or less the same in most Mobile Phone Brands including – Samsung, Nokia, Acer, Alcatel, Apple, Geonee, Asus, BenQ, Siemens, Bird, Blackberry, Blu, Celkon, Dell, Gigabyte, Haier, HT, Huawei, Micromax, LG, Motorola, iMobile, i-Mate, Panasonic, Philips, Spice, Sony, Sony Ericsson, Toshiba, ZTE, Xiaomi, Oppo, Vivo Etc.
You can buy these Spare Parts both Offline and Online.
Mobile Phone Parts Name List and their Function
1. Antenna
Antenna is used to receive and transmit radio frequency. It is inbuilt in the cabinet of the mobile phone. These are called inbuilt antenna.
2. Battery
The battery is the only source of power supply to a mobile phone. Three types of battery are mostly used in mobile cell phones and Tablets:
- Nickel – Cadmium (Ni-CD)
- Nickel Metal Hydride (Ni – MH)
- Lithium-Ion (Li – Ion).
3. Battery Charger
Several types of Chargers are used to recharge the battery of a mobile cell phone. These include normal battery chargers, Travel Adaptor (TA), Cigar Lighter Adaptor (CLA) etc.
4. Switch or Key Tip
These tiny switches are used for the key pad.
5. Central Processing Unit (CPU)
The CPU is the Main Control Section of a mobile phone, Android Smartphone and Apple iPhone. It controls all the function and does all the processing work.
6. RAM (Random Access Memory)
RAM is an erasable memory where older data and information can be erased and new data and information can be stored.
7. ROM (Read Only Memory)
A memory that can only be read. It cannot be erased. Programmable ROM (PROM) and Erasable ROM (EROM) are some other types of ROM Memory that can be erased.
8. Visual Display
This part of the mobile phone generates light to display all information. Display of a cell phone can be classified as follows:
- LCD (Liquid Crystal Display)
- VFD (Vacuum Fluorescent Display)
- TFT (Thin Film Transistor Display).
9. Antenna Switch
It does the function of receiving, transmitting and switching of different frequencies like GSM, DCS and PCS.
10. IF IC
This IC is also called Hager IC, MJOLNER IC and RF IC. It performs the function of amplification of receiving signal, mixing and demodulation.
11. VCO (Voltage Control Oscillator)
Controls frequency.
12. Audio IC
The main function of this IC is to handle and control audio frequency and produce sound.
13. UEM IC (Universal Energy Module)
It performs several functions like power supply, charging, audio processing, ringer, vibrator etc.
14. LED (Light Emitting Diode)
It is used to produce light on keyboard and display.
15. RF Crystal
This is the main and very important crystal in any mobile phone. Crystals of mainly 13 MHz, 26 MHz, 19.2 MHz or 36.4 MHz are used in cell phones. The phone becomes dead if this crystal is faulty.
16. Ear Speaker
This Ear Speaker is mounted on the top side of the mobile phone. It helps to listen sound during incoming calls.
17. Microphone
It converts voice signal to electric signal or tone signal during transmission. This signal is then sent to the Audio IC.
18. Vibrator Motor
It Provides vibration alert during incoming calls or messages in silent mode or when the option is On.
19. SIM card
SIM stands for Subscriber Identity Module. It is used in GSM Mobile phones. There is a micro chip in this card in which all data and information related to the USER is stored. Without a SIM Card, a GSM phone is of no good use.
20. SIM card Socket
Holds the SIM card and acts like a SIM reader or SIM writer.
21. Memory Card
External memory storage card used to store data such as photos, videos, audio etc. SD card, Mini SD Card and Micro SD cards are used as external memory.
22. External Antenna Socket
External antenna can be connected with the help of accessories in this socket. This helps to increase the range of internal antenna.
23. RETU IC
This module performs several important functions.
24. TAHVO IC
This module also performs several important functions.
25. OMAP Module
Performs the function of processing application software and control UI software.
26. Hands free Connector
Helps to carry on conversation without holding the Phone in hand using Head Phone or Ear Phone.
27. Flash IC
This memory inside the phone is used to store programs and non volatile data.
28. RAP 3G IC
This IC has been used as core with non Flash and SD RAM memory module in modem section. RAP3G module works as cellular protocol with WCDMA and GSM.
28. USB Connector
This connector is used to download data and for charging the Phone.,
30. Joy Stick
Used to ease the function of the user. User can control the operation of a cell phone by setting the functions of joystick.
31. Software Connector Parts
Used for flashing of Software or Operating System. The Phone may be connected to a Computer through this connector to solve software related problems.
32. Connector Tip
Used to interface Speaker, Ringer, Vibrator and Antenna.
33. Testing Points
Output of various types of signals are checked from these tips with the help of CRO.
34. LTR
This regulator is used to regulate the voltage.
35. AVILMA IC, BETTY IC, UIM Card
Few other not very common parts.
Video: Mobile Phone PCB
Mobile Phone Parts FAQs
How do I know if my phone’s screen is LCD or OLED?
You can easily determine if your phone's screen is LCD or OLED by performing a simple test. Turn off your phone and view the screen from an angle. If the screen appears black, it's an OLED screen. If the screen still has a faint image visible, it's an LCD screen.
Can I replace my phone’s battery myself?
It is possible to replace your phone's battery yourself, but it's not recommended unless you have experience in mobile phone repair. Incorrect installation can cause damage to your phone or even be dangerous. It's best to take your phone to a professional repair service to replace the battery.
What is the difference between a front-facing and a rear-facing camera?
A front-facing camera, also known as a selfie camera, is located on the front of your phone and is used for taking pictures of yourself or for video calls. A rear-facing camera, on the other hand, is located on the back of your phone and is used for taking pictures and videos of the world around you.
Can I replace a cracked phone screen myself?
It is possible to replace a cracked phone screen yourself, but it's not recommended unless you have experience in mobile phone repair. Incorrect installation can cause damage to your phone or even be dangerous. It's best to take your phone to a professional repair service to replace the screen.
Related Posts:
- Mobile Phone Repairing Tools
- Card Level Parts of a Mobile Phone
- Electronic Components, Parts and Their Function
- Different Types of Printed Circuit Board (PCB)
- How to Identify Parts & Components on PCB of Mobile Phone
- Mobile Phone Sections and Components / IC Parts in Section & Function
- Parts of a Mobile Cell Phone and Their Function (Big Parts)
- Small Parts / Electronic Components of Mobile Phone and Their Function
- Surface Mount Device (SMD) or Surface Mount Electronic Components
- Mobile Phone Hardware Problems and Solutions
This is so informative to understand about mobile parts and spares.
This is informative to know about every single part of Mobile.
Thanks for the good lectures
Thank you so much for providing such useful and important information.
Thank u guys really I like
Very help I recommend this site to all mobile Android phones repairs as a source of references.
Very helpful me to make categories when i see this beautiful article of this , Thanks for this article
How about other Ic not mention
Good work! I enjoy your information on the parts of pcb.
Good
great work done be blessed.
The information is helpful all person to know of mobile phone information
Good job Sir, please sir i just pass out from a smartphone repair academy, i want to know the important steps to take to become a good smartphone technician. Thank you sir.
I want to know about ic sections
I have already Explained it.
I need to know every single part names for smart phones and tablets so,e help would be great
thank you more and more about a valuable data and informations that you give it for us
nice job I learnt alot from here atleast I gat the knowledge but sumtin is amiss pictures of components so on can easily indentinfy them….Thanks
How battery store charge..??
it is useful.it is tell how the components are work…
it is useful.it is tell how the components are work.i want some other electronic components uses and its working in computer and laptop etc..
This is very important informations of all electronics and telecommunication students.
Good boos!
I am electronic and telecommunications pass out student.
Very nice job