Pll Adjustment - Icom IC-R100 Service Manual

7-3 PLL ADJUSTMENT
ADJUSTMENT
MEASUREMENT POINT
VALUE
UNIT LOCATION UNIT | ADJUST
ADJUSTMENT ADJUSTMENT CONDITIONS
REFERENCE
FREQUENCY
* Displayed frequency:
1300.000 MHz (FRG version)
1856.000 MHz
(All other versions)
* Mode : FM
frequency counter to | 951.000 MHz
L50. (All other versions)
Adjust in
sequence
L55, L34,
L33
Maximum level
(more than 170 mVrms)
Connect the RF
voltmeter to IC7,
pin 2.
HF BAND e Displayed frequency: 28.000 MHz
LO LEVEL * Mode ІЕМ
e PLL UNIT
L50 Reference frequency
IC7, pin 2 HF BAND сһеск point
LO level adjustment
Check point
L33
Ыб BAND
C14 Reference frequency L55 LO level
adjustment
adjustment