![background image](http://html.mh-extra.com/html/icom/ic-f510/ic-f510_service-manual_2038224017.webp)
5 - 4
5-2 PLL ADJUSTMENT
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
ADJUSTMENT
UNIT
LOCATION
UNIT
ADJUST
PLL LOCK
VOLTAGE
1 • Operating CH
• Receiving
: CH8
MAIN
C o n n e c t a d i g i t a l
multimeter or an oscil-
loscope to the check
point, "LV".
1.4 V
MAIN
C133
2 • Transmitting
1.0 V
C134
3 • Operating CH
• Receiving
: CH6
3.5–4.5 V
Verify
4 • Transmitting
3.0–4.0 V
LV
PLL lock voltage
check point
C134
PLL lock voltage
adjustment for TX
C133
PLL lock voltage
adjustment for RX
DC power supply
13.6 (13.2) V / 20 A