A: Technically yes, but do not do this . Batteries require a CC/CV charging algorithm. Bypassing the charging circuit can cause the battery to overheat, swell, or explode. Always solder to the test points (TP701/TP702) which are after the protection IC but before the battery management.
This is the round port visible on the bottom of the phone. Nokia 105 Rm 908 Usb Pinout
The power supply line, typically connected to the battery positive terminal or a dedicated power test point. A: Technically yes, but do not do this
When connecting the phone to a flashing box (like Infinity-Box or Advance Turbo Flasher) using a modified USB cable, follow this pin configuration: Battery Positive (+) Pin 2 (TX): Data Transmit Pin 3 (RX): Data Receive Pin 4 (MBUS): Combined data line Pin 5 (GND): Ground / Battery Negative (-) Draft Post: Nokia 105 (RM-908) Flashing & USB Pinout Always solder to the test points (TP701/TP702) which
| Symptom | Possible Cause | |---------|----------------| | No charging | Damaged Pin 1 or 5 on the phone’s port; broken PCB trace; faulty micro-USB socket. | | Phone shows “USB Connected” | D+/D- lines are shorted to GND or VBUS – should not happen unless port is dirty or damaged. | | Overheating while charging | Incorrect charger wiring or short between VBUS and GND. |