That said, here is a you can use if you have the manual and want to evaluate it, or if you find a similar Chinese-brand two-way radio manual:
| Terminal | Label | Function | Wire Gauge | | :--- | :--- | :--- | :--- | | 1 | L / + | Power Line (AC) or Positive (DC) | 14-22 AWG | | 2 | N / - | Neutral (AC) or Negative (DC) | 14-22 AWG | | 3 | PE | Protective Earth (Ground) | 14 AWG (Green/Yellow) | | 4 | A+ | RS-485 Communication (Non-inverting) | Shielded Twisted Pair | | 5 | B- | RS-485 Communication (Inverting) | Shielded Twisted Pair | Weierwei Vev-3288s Manual
Use the function or specific key combinations to lock the keypad and prevent accidental channel changes. Package Contents A standard retail package for the Weierwei VEV-3288S typically includes: Weierwei manuals? - RadioReference.com Forums That said, here is a you can use
: Ensure you are not on a busy frequency (check Busy Channel Lockout settings) and that your battery is charged. Weierwei Vev-3288s Manual