OptOnal Opc-617 NstallatOn; Antenna; Connection And Maintenance; Fuse Replacement - Icom IC-F521 Instruction Manual

■ Optional OPC-617 installation
Install the OPC-617 as shown below.
OPTIONAL CABLE PIN ASSIGNMENT
t r e w q
q LCD backlit cont. IN
w AF OUT
e Det. AF OUT
r Mod. IN
t PTT control IN
o i u y

■ Antenna

A key element n the performance of any communcaton
system s an antenna. Ask your Dealer about antennas and
the best places to mount them.

■ Fuse replacement

Two fuses are nstalled n the suppled DC power cable*. If a
fuse blows or the transcever stops functonng, track down
the source of the problem, f possble, and replace the dam-
aged fuse wth a new rated one. (
* Not suppled wth some versons.
■ Cleaning
y Horn drive cont. OUT
If the transcever becomes dusty or drty, wpe t clean wth a
u AF GND
dry, soft cloth.
i Det. AF GND
o Mod. GND

CONNECTION AND MAINTENANCE

Fuse ratng
AVOID the use of solvents such as benzene or al-
cohol, as they may damage transcever surfaces.
3
)
: 20 A
16