10 - 1SECTION 10 BLOCK DIAGRAM

IC-M422

MAIN UNIT

LOGIC BOARD

TRANSMITTER CIRCUITS

PLL CIRCUITS

POWER SUPPLY CIRCUITS

PREPARATION

FREQUENCY ADJUSTMENT

TRANSMIT ADJUSTMENT

RECEIVE ADJUSTMENT

front unit

SQL BOARD

MECHANICAL PARTS AND DISASSEMBLY

VOLTAGE DIAGRAM

Icom IC-M422 Service Manual

OPERATING RULES

panel description

I Microphone

I Function display

basic operation

I Receiving and transmitting

I Call channel programming

I Channel comments

scan operation

I Setting TAG channels

I Operation

I MMSI code check

I DSC Address ID

i position indication

i distress call

I Transmitting DSC calls

dsc operation

transmitting a group call

transmitting an all ships call

I Receiving DSC calls

receiving a group call

other functions

I Public Address (PA) function

I Set mode items

set mode

I Fuse replacement

I Optional MB-69 installation

TROUBLESHOOTING

SPECIFICATIONS AND OPTIONS

i panel description

I Channel selection

I Lock functions

I Display backlight

I Starting a scan

I Set mode programming

I Intercom operation

I HM-157 supplied accessories

I Installation

CHANNEL LIST

TEMPLATE


Contents Table Of Contents IC-M422 MAIN UNIT LOGIC BOARD TRANSMITTER CIRCUITS PLL CIRCUITS POWER SUPPLY CIRCUITS PREPARATION FREQUENCY ADJUSTMENT TRANSMIT ADJUSTMENT RECEIVE ADJUSTMENT front unit SQL BOARD MECHANICAL PARTS AND DISASSEMBLY VOLTAGE DIAGRAM	10 - 1SECTION 10 BLOCK DIAGRAM Previous Next / 35