: Start low at 1 MHz to 5 MHz . High frequencies over long wires cause data dropouts.
After cross-referencing multiple service manuals and practical oscilloscope readings, the pinout for the LG K41s uses the following test points on the top side of the mainboard (battery and midframe removed).
The LG K41S, released in 2020, is powered by a MediaTek MT6762 Helio P22 chipset. It includes 32GB of eMMC 5.1 internal storage. For repair purposes, the combination of a MediaTek processor and eMMC storage is common, but the specific location and labeling of test points on the motherboard are model-dependent.