Icom IC-F7000 - Manual (Page 11)

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‘ ‘ IN CASE OF USING INTERNAL REFERENCE SIGNAL
NEED TO MODIFY the PLL unit (bottom side) as below. Otherwise the transceiver does not work properly.
q Unsolder connect points (CP5041) on the PLL unit.
w Solder R5251 to the original position, or solder disconnect points (CP5251) on the PLL unit.
‘ ‘ CONNECTION
Connect the external reference oscillator to the IC-F7000 as below.
q w
CP5251
CP5041
External reference
IC-F7000 front panel
[REF IN]
Frequency : 32 MHz
Level : 2.0–8.0 V p-p at 15 k
Ω
impedance