Icom IC-02A/AT/E Instruction Manual page 27

(2) If illegal digits or an out-of-band frequency have been entered,
the entered ones are cancelled and the previous operating fre-
quency will be recalled.
(3) When a wrong key has been pushed, push the "'A"' (CL) key. The
entered digits are cancelled and the previous operating frequency
will be recalled.
The last digit key pushed enters the following frequency.
KEY irae | ee UNIT
IC-02A zh Seog kHz
ieooaT. | = - | 0 kHz
IC-02E 12.5 | Sage kHz
NOTE: A "—" indicates the key entry is cancelled, and the
previous operating frequency is recalled.
@When setting 145.68MHz (for 1C-02A/AT):
290s