Icom IC-F2000 Service Manual page 12

■ JIG
• JIG cable 1
(GND)
3-conductor 2.5 (d) mm plug
(MIC)
• JIG cable 2
(SP)
(GND)
3-conductor 3.5 (d) mm plug
(CLONE)
AUDIO GENERATOR
(300~3000 Hz/1~500 mV)
(GND)
PTT
33 kΩ
+
(MIC)
4.7 µF
DISTORTION METER
(3% or less at 1 kHz/50 mV ~ 10 V)
(SP)
(GND)
(CLONE)
3-conductor 3.5 (d) mm jack
4-2
AC MILLIVOLTMETER
(10 mV to 10 V)
+ − + −
+ −
+
−
EXTERNAL SPEAKER
(1 W/8 Ω)
OPC-478UC