When the appears, briefly release and then immediately press the Power button again while still holding Volume Down.
: Some versions of the K41S may differ slightly in board layout. It is highly recommended to cross-reference your specific board (e.g., K410HM) with official support documentation in your chosen tool's software (like Chimera Tool or EasyJtag Plus) before soldering. Damaged Data Lines
If you don’t own a commercial ISP programmer, you can use a Raspberry Pi 3B/4 with the mmc-utils and rkflashtool suite.
Performing an connection on an LG K41S (K410HM) lg k41s isp pinout
Secure the other ends of your jumper wires to the corresponding terminals on your ISP adapter map (CLK to CLK, CMD to CMD, etc.). Plug the ISP adapter into your main hardware box. Step 4: Configure the Software Box Open your box software (e.g., UFI eMMC ToolBox).
To interface directly with the integrated eMMC chip, a minimum of four standard data lines and reliable ground references must be soldered.
The LG K41S (Models: LM-K410MW, LM-K410BA, LM-K410HM) is powered by the MediaTek MT6765 Helio P35 chipset paired with an eMMC 5.1 storage chip. When the appears, briefly release and then immediately
Which (EasyJtag, Medusa, or UFI) are you using?
| Pin Number | Pin Name | Description | | --- | --- | --- | | 1 | VCC | Power supply voltage | | 2 | GND | Ground | | 3 | JTAG_TCK | JTAG clock | | 4 | JTAG_TMS | JTAG mode select | | 5 | JTAG_TDI | JTAG data input | | 6 | JTAG_TDO | JTAG data output | | 7 | UART_TX | UART transmit | | 8 | UART_RX | UART receive | | 9 | I2C_SCL | I2C clock | | 10 | I2C_SDA | I2C data | | 11 | VCC | Power supply voltage | | 12 | GND | Ground | | 13 | BOOT_MODE | Boot mode select | | 14 | RESET | Reset signal | | 15 | NRST | Not reset | | 16 | WAKE_UP | Wake-up signal | | 17 | PWR_ON | Power-on signal | | 18 | VCC | Power supply voltage | | 19 | GND | Ground | | 20 | Reserved | Reserved pin | | 21 | Reserved | Reserved pin | | 22 | GND | Ground |
Can be soldered to any exposed copper ground plane or the edge of the metal shields. Damaged Data Lines If you don’t own a
ChimeraTool, a professional phone repair software, explicitly lists the LG K41S LM-K410ZMW as a supported model. Their feature list includes . This confirms that test points exist for the device and that the information is accessible (though likely behind a paywall or a professional license).
Technicians frequently use specialized hardware interfaces to manage these connections: EasyJtag / Medusa Pro / MIPI Tester
Remember: precision soldering is key. If you lack experience with 0402 components, practice on an old PCB first. With the right tools and patience, you can restore any LG K41s – from power-off to fully functional.