Icom IC-F4029SDR, Service Manual

Page: 27 / 48

5 - 2
IC-F4029SDR
FM
deviation meter
Osciiloscope
to the J701 (P
A-C UNIT)
Attenuator
10 dB or 20 dB
RF power meter
0.01–1 W/50
Ω
Frequency
counter
Standard signal generator
0.1 µV to 32 mV
(–127 dBm to –17 dBm)
CAUTION!
DO NOT transmit while
the SSG is connected to
the antenna connector
SINAD meter
Speaker (8
Ω
)
To [SP] jack
JIG cable 2
JIG cable 1
PC
to USB port
to RS-232C port
OPC-478 (RS-232C type)
OPC-478U (USB type)
Audio
generator
AC
millivoltmeter
To [MIC] jack
T
o MIC
/
GND
T
o SP
/
DC power supply
7.2 V /1 A
+ –
+
–
• CONNECTION
• JIG CABLES
3-conductor 3.5(d) mm plug
(SP + )
(CLONE)
OPC-478/U
(GND)
(SP)
(SP − )
[JIG cable 2]
JIG cable
2-conductor 2.5 (d) mm plug
(MIC)
(GND)
33 k
Ω
(to the audio generator ” + ” )
[JIG cable 1]
(to the audio generator ” − ” )
PTT