Operation Manual

ix
3.5.30.4.2 MMSI Number Set Up....................................... 3-66
3.5.30.4.3 Siren Set Up ...................................................... 3-68
3.5.30.5 Setting Operation (RAY230E) ............................ 3-70
3.5.30.5.1 Intercom Set Up ................................................ 3-71
3.5.30.5.2 ATIS Number Set Up......................................... 3-71
3.5.30.5.3 MMSI Number Set Up....................................... 3-73
3.5.30.5.4 Tri-Watch Set Up .............................................. 3-74
3.5.30.5.5 ATIS On/Off Set Up .......................................... 3-75
3.5.30.5.6 Siren Set Up ...................................................... 3-76
3.5.31 RAY230/E Marine Channels ...................................... 3-77
SECTION 4 TECHNICAL DESCRIPTION
4.1 Base Station Transceiver ......................................................... 4-1
4.1.1 Power Supply Section ................................................. 4-1
4.1.2 Receiver Section ......................................................... 4-1
4.1.2.1 Antenna Switching ............................................. 4-1
4.1.2.2 Pre-Amp, Splitter (binary distribution) ................ 4-1
4.1.2.3 All Channels Receiver ......................................... 4-2
4.1.2.4 Channel 70 Receiver ............................................ 4-3
4.1.2.5 WX Alert (Weather Channel) .............................. 4-4
4.1.2.6 ATIS Decode (All Channel Receiver) .................. 4-4
4.1.2.7 DSC Decoding (Channel 70 Receiver) ................. 4-4
4.1.3 Transmitter Section ..................................................... 4-4
4.1.3.1 IDC Circuit........................................................... 4-4
4.1.3.2 Buffer Driver Amplifier ........................................ 4-4
4.1.3.3 APC Circuit ......................................................... 4-4
4.1.3.4 ATIS, DSC, Encoding.......................................... 4-5
4.1.4 PLL Circuit .................................................................. 4-5
4.1.5 AF Control Section ..................................................... 4-5
4.1.5.1 AF Selection........................................................ 4-5
4.1.5.2 Line Selection ...................................................... 4-5
4.1.5.3 Speaker Selection ................................................ 4-5
4.1.5.4 Telephone, I/O, Cross-point switch .................... 4-6
4.1.6 Handset I/O................................................................. 4-6
4.1.7 NMEA I/O ................................................................... 4-6
4.1.8 SeaTalk I/O .................................................................. 4-6
4.1.10 Write Data Operation .................................................. 4-6
4.2 Handset Circuit ........................................................................ 4-7
4.2.1 Outline ........................................................................ 4-7
4.2.2 Circuit constitution ..................................................... 4-7
4.2.3 Power Supply System ................................................. 4-7
4.2.4 CPU ............................................................................. 4-7
RAY230_Preface.p65 7/13/2001, 1:42 PM9