按说明书要求，Bk-in打开了，M1~M4内容编辑好了，可我按F1~F4，没有发射动作啊，相当于M1~M4中内容没发出，请问各位，是否哪里设定不对？
请指点一二，谢谢大家。
说明书这部分摘录如下：
Memory keyer send menu
Transmitting
1、Select CW mode with [MODE].
2、Set the break-in function ON (p. 85).
•When step t is performed with the break-in function OFF, the memory keyer contents are monitored.
3、Select S-1.
4、Push [F-2 KEY] to enter the keyer send menu.
• If the keyer root menu appears, push [F-1 SND]. The keyer starting menu can be changed in the miscellaneous(others) set mode (p. 134).
5、Push [F-1 M1]— [F-4 M4] momentarily to transmit the contents one time; push and hold these keys for 1 sec. to transmit the contents repeatedly.
• “M1”– “M4” are highlighted while transmitting.
• “(” and “)” appear while transmitting repeatedly.
• While transmitting repeatedly, push any function key to cancel the transmission.
• Set the repeat interval of the memory keyer to 1–60 sec. (1 sec. steps). See p. 49 for keyer set mode.
•To decrement the contact number, push [Y(MENU/GRP)].
6、Push [Z(MENU/GRP)] twice to exit the memory keyer send menu and return to normal CW mode
indication.
