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CONTENTS
TIME-OUT TIMER ................................................. 65
TRANSVERTER .................................................... 65
FREQUENCY DISPLAY .................................... 65
TRANSMISSION OUTPUT POWER .................. 65
TX MONITOR ........................................................ 65
TX POWER ........................................................... 65
TX TUNE ............................................................... 66
QUICK DATA TRANSFER ..................................... 67
SETTING UP ..................................................... 67
Equipment Needed ....................................... 67
Connections ................................................. 67
USING QUICK TRANSFER ............................... 67
Transferring Data .......................................... 67
Receiving Data ............................................. 67
COMPUTER CONTROL ........................................ 68
SETTING UP ..................................................... 68
Equipment Needed ....................................... 68
Connections ................................................. 68
COMMUNICATION PARAMETERS ................... 68
CONTROLLING THE TS-480 FROM PC ........... 68
REMOTE CONTROLLING THE TS-480
ON THE NETWORK .......................................... 68
VGS-1 VOICE GUIDE AND STORAGE UNIT
(OPTIONAL) .......................................................... 68
RECORDING MESSAGES ................................ 68
MESSAGE PLAYBACK ..................................... 69
Checking Messages ..................................... 69
Sending Messages ....................................... 69
Erasing a Recorded Message ....................... 69
Changing Inter-message Interval Time .......... 69
Changing Playback Volume .......................... 69
CONSTANT RECORDING ................................ 69
VOICE GUIDE ................................................... 70
Voice Guide Announcement Volume ............. 71
Voice Guide Announcement Speed ............... 71
DX PACKETCLUSTER TUNE ............................... 72
SKY COMMAND II (K-TYPE ONLY) ...................... 73
SKY COMMAND II DIAGRAM ........................... 73
PREPARATION ................................................. 73
CONTROL OPERATION ................................... 73
USING THE TH-D7A AS A COMMANDER ......... 74
CONTROL OPERATION ................................... 74
CHAPTER 14 CONNECTING PERIPHERAL EQUIPMENT
COMPUTER .......................................................... 76
COMPATIBLE TRANSCEIVER .............................. 76
RTTY OPERATION ................................................ 77
HF/ 50 MHz LINEAR AMPLIFIER .......................... 77
ANTENNA TUNER ................................................ 78
MCP AND TNC ...................................................... 78
DX PACKETCLUSTER TUNE ............................... 79
CROSSBAND REPEATER .................................... 79
SKY COMMAND II (K-TYPE ONLY) ...................... 80
CHAPTER 15 INSTALLING OPTIONS
REMOVING THE TOP COVER ............................. 81
VGS-1 VOICE GUIDE AND STORAGE UNIT ........ 81
YF-107C/ CN/ SN IF FILTERS AND
SO-3 TCXO ........................................................... 81
REFERENCE FREQUENCY CALIBRATION ..... 82
CHAPTER 16 TROUBLESHOOTING
GENERAL INFORMATION .................................... 83
SERVICE ........................................................... 83
SERVICE NOTE ................................................ 83
CLEANING ........................................................ 83
BACKUP BATTERY ............................................... 83
TROUBLESHOOTING ........................................... 84
MICROPROCESSOR RESET ............................... 88
INITIAL SETTINGS ............................................ 88
PARTIAL RESET ............................................... 88
FULL RESET ..................................................... 88
DEMONSTRATION MODE .................................... 88
OPERATION NOTICES ......................................... 89
DC POWER SUPPLY ........................................ 89
FAN NOISES ..................................................... 89
INTERNAL BEATS ............................................ 89
AGC .................................................................. 89
60 m BAND OPERATION
(K-TYPE/ USA ONLY) ........................................ 89
CHAPTER 17 OPTIONAL ACCESSORIES
OPTIONAL ACCESSORIES .................................. 90
CHAPTER 18 SPECIFICATIONS
SPECIFICATIONS ................................................. 91
CHAPTER 19 INDEX
INDEX ................................................................... 93