vi
CONTENTSTIME-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