Discover detailed schematics and circuit information for the Nokia TA 1575 and Nokia 105 SS. Explore chipset specs, display pins, and power IC details.
Nokia 105 SS - Circuit Details
Model Number: TA 1575 SS
Model Name: 105 SS
Processor Name: Spreadtrum
Processor Number: SC6531E
Chipset: Spreadtrum SC6531E
Network Type: 2G (GSM)
Crystal Frequency: 26MHz
Crystal Ic Number: P26 (Original Nokia Crystal IC)
Primary Clock Speed: 2 GHz
Network IC Number: RTM7276F
Charging IC Number: NMPB 2012
Battery: 1000- 1500 mAh
Sim Slot: 1
Memory Slot: NA
Display Size: 4.57cm (1.8 Inch)
Display Resolution: 160 x 120
Display Connection Pin: 16 Pin Display
Internal Memory Storage ( ROM ): 0.004 GB ( 4000 KB )
Internal Memory Storage (RAM ): 0.03 GB ( 30 KB )
The TA 1575 SS, also known as the 105 SS, is a compact mobile device featuring the Spreadtrum SC6531E processor, clocked at a primary speed of 2 GHz. It operates on a 2G GSM network, ensuring reliable connectivity. The device is powered by a 1000-1500 mAh battery, with charging managed by the NMPB 2012 IC.
Its display measures 4.57 cm (1.8 inches) with a resolution of 160 x 120 pixels, connected via a 16-pin interface. The internal memory consists of 0.004 GB (4000 KB) ROM and a mere 0.03 GB (30 KB) RAM, highlighting its simplicity and focus on essential functions. It has a single SIM slot and lacks an additional memory slot, making it a straightforward option for users seeking basic mobile features.
This model is particularly suited for those who prioritize ease of use and battery longevity over advanced capabilities. The inclusion of the original Nokia Crystal IC (P26) and RTM7276F network IC reinforces its design for durability and reliability. Overall, the TA 1575 SS/105 SS is an ideal choice for users looking for a no-frills mobile experience.
Internal Board View
#Description Of Nokia 105 SS Circuit
★ Processor / CPU Section
Processor/CPU Name: Spreadtrum SC6531E
Chipset of Nokia TA 1575 - Nokia 105 SS: Spreadtrum
Spreadtrum SC6531E is a processor commonly used in low-end feature phones like this mobile as this is also a future phone. This CPU is designed to handle basic tasks like phone calls, messaging and running simple applications. SC6531E This CPU is a single-core processor.
The SC6531E integrates the baseband processor (managing cellular communications) and the application processor (managing the user interface and applications) into a single chip. This CPU eliminates the need for multiple chips on the motherboard, making the design more efficient and compact.
★ Network Section:
Network Type: 2G (GSM)
Crystal Ic Number: P26 (Original Nokia Crystal IC)
Crystal Frequency: 26 MHz
Primary Clock Speed: 2 GHz
Network IC Number: RTM7276F
Nokia 105 SS is a 2G (GSM) network mobile, so this mobile
Just make voice calls and SMS. It does not support 3G or 4G networks, as these are not necessary for its intended purpose The network IC responsible for handling cellular communication is the RTM7276F. This IC is designed to work with GSM networks and handles the frequency modulation required to communicate with nearby cell towers.
P26 Crystal IC is an Original Nokia Crystal IC.
The crystal oscillator in this section operates at 26 MHz, which is plenty for GSM communication. The primary clock speed of the entire circuit is 2 GHz, this crystal enables the phone to handle tasks efficiently without excessive power consumption.
Internal Board View
★ Charging Section:
Charging IC Number: NMPB 2012
Charging IC Pins Number: 8 Pins
NMPB 2012 Charging IC handles power management for Nokia 105 SS. This IC chip controls the flow of current from the charger to the battery and ensures that the charging process is safe and efficient. The 8-pin configuration of this charging IC indicates that it has multiple input and output lines, which perform various power regulation functions such as battery voltage, current and temperature monitoring during charging.
This IC helps protect the battery from overcharging, ensuring long-term battery health. It plays an important role in maintaining the overall stability and security of the power management system within the phone.
★ Battery:
Battery Capacity: 1000-1500 mAh
This Nokia 105 SS mobile is equipped with a removable lithium-ion battery, with a capacity of 1000 mAh to 1500 mAh. This battery is enough for this phone, which has a long standby time.
★ SIM and Memory Slot:
SIM Slot Quantity: 1
Memory Slot: Not Applicable
This phone supports a single SIM card. It does not come with a memory card slot, meaning users cannot expand the storage. This is not a significant drawback, as this phone is primarily intended for voice calls and SMS, which do not require substantial storage.
Back View
★ Display Section:
Display Size: 4.57 cm (1.8 Inch)
Display Resolution: 160 x 120 pixels
Display Connection Pin: 16 Pin
This Nokia 105 SS mobile has a 1.8-inch display with a resolution of 160 x 120 pixels. This type of display is commonly called a QQVGA (quarter-QVGA) display.
This mobile display is connected to the main circuit via a 16-pin connector, which transmits data between the CPU to the display. The power consumption of the display is very low, so the battery life is long.
★ Internal Memory:
Internal Memory (ROM): 0.004 GB (4000 KB)
Internal Memory (RAM): 0.03 GB (30 KB)
Nokia 105 SS is equipped with 4000 KB internal ROM (Read-Only Memory) and 30 KB RAM (Random Access Memory). This amount of memory is very low by modern standards but enough to handle basic tasks. The internal memory stores the operating system and essential applications like dialer, messaging app and contact list
As this phone does not support external memory storage or heavy apps, the limited memory is sufficient for its intended use.
★ Power Management IC: Probably integrated into the main processor, this IC handles tasks like power distribution between the display, radio and other core components. Power IC ensures efficient use of the battery.
★ Keypad Interface: Nokia 105 This keypad connects to the main circuit of the mobile, allowing users to input commands. These types of phone keypads typically use a matrix-style connection to reduce the number of I/O pins required.
★ Audio IC: This IC handles basic audio functions like rings, call sounds and alert tones, but this IC is not externally mounted, it is mounted inside the CPU.
Font View
#Components Short Details
➔ Processor/CPU (Spreadtrum SC6531E): Efficient single-core processor designed for basic tasks.
➔ Network IC (RTM7276F): Manages 2G GSM communications.
➔ Charging IC (NMPB 2012): Regulates power during charging and protects the battery.
➔ Display (1.8 inches, 160 x 120 resolution): Small but functional for text and simple graphics.
➔ Internal Memory: Sufficient for storing basic operating system files and handling low-power tasks.
#FAQs
Question: Nokia 105 SS which Chipset?
Answer: Spreadtrum SC6531E
Question: How do you factory reset the manual code for the Nokia 105 SS?
Answer: Dial Normal Dial - *#7370#
Question: How do you factory reset the setting code for the Nokia 105 SS?
Answer: Go to Settings Select the Factory Reset Option And Click or Press 12345
Question: How do Check the Nokia ta 1575 Nokia 105 ss circuit details pdf?
Answer: Click Here This Link And U Check Nokia 105 Circuit Details And Configuration
Question: How To Download the Nokia 105 SS circuit diagram?
Answer: Click Here To Download the Nokia 105 SS Schematic Diagram
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