Cause: The phone is not an MT6582 variant, or the scatter file is corrupted. Fix: Redownload the LG-X155 specific scatter file. Ensure you didn't download an MT6572 file by mistake.
This report details the technical procedures and diagnostic logic required to repair an LG-X155 (often associated with the LG Joy or LG F70 series in specific regional variants) suffering from a "Hang On Logo" condition or LCD display anomalies.
The device runs on the MediaTek MT6582 chipset. Unlike standard LG devices which often use Qualcomm Snapdragon processors, the MT6582 variant requires specific flashing tools (SP Flash Tool) and pre-loader configurations. The primary goal of the repair is to restore the device to a functional state without permanent brick or data loss (where possible), specifically targeting corrupt system partitions or incompatible kernel/LCD driver mismatches. Lg LG-X155 Flash File MT6582 Hang On Logo Lcd Fix Firmware
Before touching a keyboard, Raj explained the importance of knowing what lies beneath the glass. He pried the back cover off the LG-X155.
"See this mainboard?" Raj pointed to a small square chip. "This phone runs on the MediaTek MT6582 chipset. Many technicians make the mistake of flashing it with the wrong firmware version. If we don't respect the chipset, we’ll turn a frozen phone into a permanent paperweight." Cause: The phone is not an MT6582 variant,
He connected the phone to his PC via USB. The device manager showed a familiar behavior: a COM port appearing for a split second and then vanishing.
"It’s in a boot loop," Raj said. "The software is corrupt. The phone is trying to start the engine, but the ignition wires are crossed. We need a fresh Flash File—a Firmware—specifically designed to fix the LCD initialization and boot sequence." Before touching a keyboard, Raj explained the importance
Cause: Mismatched LCM driver.
Fix: You must use the "LCD Fix" version of the firmware. In the system/build.prop, ensure this line exists:
ro.hardware.lcm=multi
If not, manually flash the lk.bin file from the LCD Fix folder. To do this: