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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.
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‘
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
Содержание IC-F7000
Страница 1: ...HF TRANSCEIVER iF7000 SERVICE MANUAL ...
Страница 61: ... BOTTOM VIEW MAIN UNIT 9 8 ...
Страница 63: ... BOTTOM VIEW PA UNIT 9 10 ...
Страница 65: ...1 4 8 1 4 8 5 5 9 12 BOTTOM VIEW PLL UNIT ...
Страница 66: ...9 3 5 DRIVER BOARD TOP VIEW 9 13 GND VARO VARI to PA unit J6411 9 3 6 VARISTOR 1 BOARD ...
Страница 78: ......
Страница 79: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14012HZ C1 C 2003 Icom Inc ...