Operation Manual

1
PANEL DESCRIPTION
1-14
Main unit — Front panel
q COOLING FAN
This is a cooling fan for heat dissipation.
Depending on the internal temperature, it rotates at
a Low, Mid or High speed.
w SD CARD SLOT [SD CARD]
Insert an SD card of up to 32 GB SDHC.
See AI sec. 13 for details.
Main unit — Rear panel
q ANTENNA CONNECTOR 1 [ANT1]
w ANTENNA CONNECTOR 2 [ANT2] (p. 2-2)
Connect a 50 ø antenna with a PL-259 plug con-
nector.
 •[ANT1]isusedfortheHF,50/70MHzfrequencybands.
 •[ANT2]isusedforthe144/430MHzfrequencybands.
 •[ANT1]isusedbelow74.8MHz,and[ANT2]isusedfor
74.8 MHz or above.
When using an optional AH-4 or AT-180 h f /50 m h z
a u t o m a t i c a n t e n n a t u n e r s , connect it to the
[ANT1] connector.
e GROUND TERMINAL [GND] (p. 2-2)
Connect this terminal to ground to prevent electrical
shocks, TVI, BCI and other problems.
r TUNER CONTROL SOCKET [TUNER] (p. 2-6)
Connect the control cable from an optional AH-4
h f /
50 m h z a u t o m a t i c a n t e n n a t u n e r .
t DC POWER SOCKET [DC 13.8V] (p. 2-7)
Connect 13.8 V DC through the supplied DC power
cable.
Rear panel view
y CONTROLLER CONNECTOR [CONTROLLER]
Connects to the Controller using with the supplied
OPC-2253 Control cable.
 •The OPC-2253 Control cableis 3.5 meter (11.5feet)
length.
 •DONOTuseanythirdparty’sEthernetcables.
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