Icom Ic-A23, Ic-a5 Vhf Air Band Transceiver Instruction Manual

iA23
iA5
VHF AIR BAND TRANSCEIVER
INSTRUCTION MANUAL
This device complies with Part 15 of the FCC rules. Operation is sub-
ject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation. 

i
FOREWORD
READ ALL INSTRUCTIONScarefully and completely
before using the transceiver.
SAVE THIS  INSTRUCTION  MANUAL—This in-
struction manual contains important operating instructions for
the IC-A23/A5.
EXPLICIT DEFINITIONS
The explicit definitions below apply to this instruction manual.
CAUTION
RWARNING! NEVERhold the transceiver so that the
antenna is very close to, or touching exposed parts of the
body, especially the face or eyes, while transmitting. The
transceiver will perform best if the...

ii etc. Therefore, be careful when carrying with, or placing near
metal objects, carrying in handbags, etc.
DO NOT allow children to play with any radio equipment
containing a transmitter.
DO NOT operate the transceiver near unshielded electrical
blasting caps or in an explosive atmosphere.
AVOID using or placing the transceiver in direct sunlight or
in areas with temperatures below –10°C (+14°F) or above
+60°C (+140°F).
The use of non-Icom battery packs/chargers may impair
transceiver performance and...

FOREWORD .................................................................................... i
EXPLICIT DEFINITIONS  ................................................................. i
CAUTIONS ....................................................................................... i
SUPPLIED ACCESSORIES............................................................. ii
TABLE OF CONTENTS  .................................................................. iii
1 ACCESSORY ATTACHMENT...

1
1ACCESSORY ATTACHMENT
DAntenna
CAUTION:
Transmitting without an antenna may damage
the transceiver.
Insert the supplied antenna into the antenna connector and
screw down the antenna as shown below.
Keepthe jack cover attached when jacks are not in use to
avoid bad contacts from dust and moisture.
DBelt clip
Conveniently attaches to your belt.
To attach:
Slide the belt clip into the plastic loop on the back of the bat-
tery case/pack.
To remove:
Push the top of the belt clip towards the transceiver and...

2
2PANEL DESCRIPTION
Panel description
e[DIAL]
r[MIC/SP]
w[PTT]
t[ANT]
!0[CLR(DIAL/ÙÚ)]
!1[ANL(REC)]
!2[BANK(PLAY)]
!3[FUNCTION]
!4[MR(MW)]!5[ENT(WX)]
q[LIGHT]
yDisplay
u[UP/DOWN]
i[SQL(SCAN)]
Tx/Rx
indicator
!6[DIGIT KEYS]
o[PWR]
u
i
!0
!1
!2
!3
!4!5
o
!6 

3
2PANEL DESCRIPTION
qLIGHT [LIGHT] (p. 10)
Turns the light for display and keypad ON or OFF.
wPTT SWITCH [PTT](p. 11)
Push and hold to transmit; release to receive.
eTUNING DIAL [DIAL] (p. 8)
➥Rotate [DIAL] to select the desired frequency. (default)
➥Rotate [DIAL] to select the BANK number. (default)
➥Rotate [DIAL] to select the memory channel or WX
channel number. (default)
➥Rotate [DIAL] to adjust the audio level.
rEXTERNAL SPEAKER AND MICROPHONE JACKS
[MIC/SP] 
Connect an OPC-967 
HEADSET ADAPTERor...

4
2PANEL DESCRIPTION
!0CLR KEY [CLR (DIAL/YZ)](continue)
➥Push [CLR] to cancel the SCAN function.
➥Push [CLR] to cancel the direct frequency enter-
ing with digit key.
➥Push [CLR] to turn the squelch level adjusting
mode OFF.
!1ANL KEY [ANL (REC)] 
➥Push to turn the ANL function ON or OFF.
➥Push  , then push [ANL (REC)] to turn the
recording function ON. (p. 10)
- The transceiver records the receiving signal or opera-
tors voice message by push and holding [PTT] for 20
sec.
!2BANK KEY [BANK (PLAY)]...

5
2PANEL DESCRIPTION
!6DIGIT KEYS 
➥Input the specified digit during frequency input, memory
channel selection, etc.
➥In addition, each key has one or more secondary func-
tions after pushing  as follows:
➥Push  , then push [0 (121.5)] to select the
121.5 MHz emergency frequency. (p. 8)
➥Push  , then push [1 (DVOR)] to select the
DVOR display from the CDI display in NAV band.
(p. 19)*
1
➥Push  , then push [2 (TO)] to change the
course indicator characteristics to “TO”flag in the
DVOR display in NAV band....

6
2PANEL DESCRIPTION
Function display (COM)
qFUNCTION INDICATOR (p. 4)
Appears when  is pushed.
wANL INDICATOR(p. 4)
Appears while the ANL (Automatic Noise Limiter) function
is in use.
eLOCK INDICATOR (p. 10)
➥Appears while the lock function is in use.
rDUPLEX INDICATOR(IC-A23 only) (p. 22)
➥“DUP”appears when the duplex function is activated in
NAV mode.
➥“DUP”blinks while setting the duplex frequency.
tLOW BATTERY INDICATOR (p. 10)
➥Appears when the battery is nearing exhaustion. The at-
tached battery...