A radio that receives perfectly but refuses to transmit at full power is a classic symptom.
after entering Alarm Test mode (pressing the ALARM key) to set the desired volume for alerts. VFO Control: kenwood tkm707 mods
Now that we've covered the basics, let's take a look at some common mods and upgrades for the Kenwood TK-M707: A radio that receives perfectly but refuses to
: Connect to the external speaker jack or the fixed-level audio output pin on the accessory connector. The REC button on the front panel can be repurposed
The REC button on the front panel can be repurposed. By default, it may be unused or set for a marine-specific function. Through simple internal wiring changes (running a wire from an unused front panel switch to a processor pin), the REC button can be reconfigured to act as a direct, one-button switch to or other custom functions. This is a popular mod for those who find the C + 84 + ENT sequence cumbersome.
: The most comprehensive repository for Kenwood modification papers, including full-range TX unlock and MARS/CAP specific instructions. Scribd - Kenwood TKM-707/TRC-70 Service Manual