User's Manual

418 Users manual Release 1.00 – NOVEMBER, 2011
Part #74468
Printed in USA 13
7. Block Diagram
13.8VDC
+
-
POWER
RELAY
ANT6 ANT2 ANT1 RADIO
ANTENNA
RELAYS
T/R
RELAYS
ATTENUATOR
POWER
AMPLIFIER
LOW PASS
FILTERS
KEY
ACC 1
REGULATORS
IN/OUT
CPU
LOWPASS FILTER
FRONT PANEL
DISPLAY
KEY PAD
POWER SWITCH
ANTENNA SWITCH
EEPROM
PIC
I
C(DISPLAY)
2
CLK,DAT,ENA(KEYPAD)
POWER RELAY FAN CONTROL
CONTROL
5V,3.3V
C
L
K
,
D
A
T
,
E
N
A
TEMP,Ic,ENA
TEMP,Ic,ENA
I/O
REAR PANEL
KEY IN,KEY OUT
PWR RLY CONTROL FAN CONTROL
1/8" JACK
8 PIN DIN