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9
2
PANEL DESCRIPTION
➥
While pushing [PTT], this key sends a DTMF “B”.
!4
CALL/LOCK SWITCH [CALL/TV LOCK]
➥
Toggles between call channel, TV channel,
weather channel (U.S.A. version only) and
VFO mode in sequence. (p. 20)
➥
Push for 1 sec. to toggle the lock function ON and OFF.
(p. 74)
• “
é
” appears while the key lock function is in use.
➥
While pushing [PTT], this key sends the DTMF code “C”.
!5
DTMF MEMORY SWITCH [• DTMF.M]
➥
Push for 1 sec. to enter the DTMF memory
channel. (p. 67)
➥
Inputs MHz digit for frequency input. (p. 19)
➥
While pushing [PTT], this key sends the DTMF code “E”
(
M
).
!6
VOLUME/DIAL SWITCH [1 V
↔
D]
➥
Push for 1 sec. to exchange [
Y
]/[
Z
] and
[DIAL] functions. (p. 23)
• “VOL” appears when the tuning dial functions as a
volume control.
➥
Inputs digit ‘1’ for frequency input, memory channel se-
lection, etc.
➥
While pushing [PTT], this key sends the DTMF code “1”.
!7
TONE SWITCH [2 TONE]
(p. 70)
➥
Push for 1 sec. to activate the following tone
functions in order.
• Subaudible tone encoder — “T” appears. (p. 29)
• Tone squelch — “T SQL” appears. (p. 71)
• Pocket beep — “T SQL
S
” appears. (p. 71)
• DTCS squelch — “DTCS” appears. (p. 71)
• DTCS beep — “
S
DTCS” appears. (p. 71)
• No tone operation — no tone indicator appears.
➥
Inputs digit ‘2’ for frequency input, memory channel se-
lection, etc.
➥
While pushing [PTT], this key sends the DTMF code “2”.
!8
OUTPUT POWER SWITCH [3 H/L]
(p. 28)
➥
Push for 1 sec. to toggle output power be-
tween high and low.
• “LOW” appears when low output power is selected.
➥
Inputs digit ‘3’ for frequency input, memory channel se-
lection, etc.
➥
While pushing [PTT], this key sends the DTMF code “3”.
!9
DUPLEX SWITCH [4 DUP]
(pgs. 29, 31)
➥
Push for 1 sec. to activate the following duplex
functions in order.
• Minus duplex operation — “–DUP” appears.
• Plus duplex operation — “DUP” appears.
• Simplex operation — no duplex indicator appears.
➥
Inputs digit ‘4’ for frequency input, memory channel se-
lection, etc.
➥
While pushing [PTT], this key sends the DTMF code “4”.
4
DUP
3
H / L
2
TONE
1
V D
.
DTMF.M
CALL/TV
LOCK
C
IC-T90A_IM.qxd 02.6.6 08:44 AM Page 12 (1,1)
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