CRT2000 modification frequency expand
CRT2000 modification frequency expand
1) Unscrew and open the top cover (cover with LP)
2) Cut the white wire (named L45) behind CTCSS module
3) Reassemble the top cover then turn On the radio
4) Hold [FUNC]+[FP6] to power on radio, when LCD displays frequency band, release keys.
5) turn channel knob to choose band;
6) Long press [PUSH] to confirm , when LCD displays «RESET MPU PLEASE WAIT» , release PUSH