PURPOSE: To obtain on-vehicle communication equipment capable of maintaining the security of a facsimile content received in dial lock.

CONSTITUTION: Radio equipment stops the dial lock i.e., an outgoing function by a dial lock request signal from a handset, and releases the dial lock by a dial lock release request signal from the handset. Furthermore, a command to store facsimile information received in the dial lock in built-in memory is issued in steps 102, 104 without recording on recording paper, and the presence/ absence of the release of the dial lock is checked after the facsimile information is stored in the memory in steps 108, 110, and the delivery of the facsimile information from the built-in memory is permitted when the release of the dial lock is performed, and that of the facsimile information from the built-in memory is prohibited when no release of the dial lock is performed.