134 GETTING ACQUAINTEDREAR PANELEXT. SP28ΩPANELCOMANT 2 ANT 1ANT144AT ANT 1.2GDC13.8VANT430EXT. SP18Ω ACC2EXT. CONT REMOTE HFRX ANTPADDLEKEYGND2 119 10 12 13 14 151132 4 5 867q ANT 1 and ANT 2 connectorsConnect your primary HF/ 50 MHz antenna to ANT 1. Ifyou are using 2 antennas for the HF/ 50 MHz band,connect the secondary antenna to the ANT 2 connector.w GND postConnect a heavy gauge wire or copper strap betweenthe ground post and the nearest earth ground {page 1}.e KEY and PADDLE jacksThe PADDLE jack mates with a 6.3 mm (1/4")3-conductor plug for connecting a keyer paddle to theinternal electronic keyer. The KEY jack mates with a3.5 mm (1/8") 2-conductor plug for connecting anexternal key for CW operation. Read “Keys for CW(PANEL and KEY)” {page 3} before using these jacks.r AT connectorMates with the connector on the cable supplied withthe external antenna tuner. Refer to the instructionmanual supplied with the tuner for more information.t ANT 144Connect your 144 MHz band antenna to this connector.y ANT 430Connect your 430/ 440 MHz band antenna to thisconnector.u ANT 1.2G (TS-2000/ TS-B2000 Optional)Connect your 1.2 GHz band antenna to this connector.i DC 13.8V power input connectorConnect a 13.8 V DC power source to this connector{page 2}. Use the cable supplied with the regulatedDC power supply.o COM connectorMates with a 9-pin female RS-232C connector forconnecting a computer via one of its serialcommunication ports {page 93}. Also used with theQuick Data Transfer function {page 93}.!0 PANEL connectorConnect a cable from the optional separate remotepanel (RC-2000) to this connector.!1 EXT.SP1 and EXT.SP2 jacksMate with a 3.5 mm (1/8"), 2-conductor (mono) plugsfor connecting external speakers {pages 3, 78}.!2 EXT.CONT connectorConnect your 50 MHz, 144 MHz, 430/ 440 MHz or1.2 GHz linear amplifier control cable to thisconnector {page 76}.!3 ACC2 connectorMates with a 13-pin male DIN connector forconnecting various accessory equipment, such as anexternal TNC/ MCP or a RTTY terminal {page 94}.!4 REMOTE connectorMates with a 7-pin male DIN connector for connectingan HF linear amplifier {page 76}. Do not connect50 MHz, 144 MHz, 430/ 440 MHz, or 1.2 GHz linearamplifier controls to this connector; use theEXT.CONT connector instead.!5 HF RX ANT connectorConnect a separate receive-only antenna for HF lowbands to this jack (RCA connector) {page 76}.