LVPLL lock voltagecheck pointC133PLL lock voltageadjustment for TXC134PLL lock voltageadjustment for RXDC power supply13.2 V / 15 A5 - 45-2 PLL ADJUSTMENTPLL LOCKVOLTAGE1234• Operating freq. : 400.000 MHz A440.000 MHz B• Receiving• Output power : Low1• Transmitting• Operating freq. : 430.000 MHz A490.000 MHz B• Receiving• Output power : Low1• TransmittingMAIN Connect a digital multi-meter or an oscillo-scope to the checkpoint, “LV”.1.0 V1.1 V3.3–4.5 V3.3–4.5 VMAIN C133C134VerifyADJUSTMENT ADJUSTMENT CONDITIONSUNIT LOCATIONVALUEUNIT ADJUSTMEASUREMENT ADJUSTMENTA: 400–430 MHz version for [F210], [F211] B: 440–490 MHz version for [F210], [F211], [F221]

receiver circuits

transmitter circuits

pll circuits

pll adjustment

software adjustment

front unit

main unit

Icom IC-F210 Service Manual

explicit definitions

PANEL DESCRIPTION

function display

Programmable functon keys

Channel selecton

receiving and transmitting

d tx code channel selection

user set mode

CONNECTION AND MAINTENANCE

supplied accessories

mounting the transceiver

Antenna

OPTIONS

IC-F210

i programmable function keys

I Channel selection

i receiving and transmitting

D TX code number selection

emergency call

connection and maintenance

I Supplied Accessories

i mounting the transceiver

i fuse replacement

IC-F211

IC-F221