传真信号 meaning in English

facsimile signal
fax signal

If the receiving fax is answered manually , easy2fax will play a voice prom - pt : this is a fax request , please provide the fax tone . to alert the recipient to get the fax machine re - ady
人工接收模式：易传通检测对方为人工模式时，对方手工接收后会自动播放： “这是一个传真请求，请给传真信号” 。
If the sender is not aware of the extension number , the system will receive the fax into the public mailbox , and can be routed by the administrator or the front desk
当外部传真进入时，会有语音询问传真邮箱号码随后响起传真信号，这样发送人就可以像发送普通传真那样发送文档，直达个人传真邮箱。