Icom AH-740, Instruction Manual

New2001

5

2

INSTALLATIONS

5

New2001

2

Cable connections

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 Connect the coaxial cable and the control cable to the AH-

q

740.

  •  Insert the control cable connector into the antenna body socket, 

then rotate the connector ring to lock it in place.

 Wrap the antenna connector with rubber vulcanizing tape, 

w

and then wrap electrical tape* over the rubber vulcanizing 
tape to secure waterproofing.

  * The rubber vulcanizing tape and electrical tape are not supplied 

with the AH-740. Purchase them locally. 

 Secure both the coaxial and control cables to protect the 

e

inside connections.

   Connect  the  coaxial  cable  and  the  control  cable  to  the 

transceiver.

  • Connect the coaxial cable to an appropriate antenna connector.
  •  Connect the control cable to the D-sub 9 pin type antenna tuner 

control connector, or the 4 pin type connector when the optional 
OPC-2321 is used. 

  •  See the transceiver instruction manual for details. The antenna 

tuner  connections  in  the  manual  are  the  same  as  for  the  AH-
740.

 Ground  the  transceiver,  AH-740  and  shield  cable  of  the 

r

control cable to the ground terminal.

• Coaxial cable and control cable connections

Rubber
vulcanizing
tape, then
electrical
tape.

Coaxial
cable

Control
cable

• About the ground strap connection

Ground
strap

Vehicle chassis or body