Clear-Com HME DX121 - Manual (Page 9)

5
MAIN EQUIPMENT FEATURES
Base Station Features
Front Panel
1. POWER button
2. POWER light
3. BATT
PWR (battery power) light
4. STATUS display
5. CLR/BND (clear/band) button
6. REG (registration) button
7. RESET button (recessed)
8. IC indicator light
9. ISO indicator light
10. HEADSET and 4W (4-Wire) IN and OUT
audio level controls
11. Battery charger port
12. RDY (battery ready) light
13. CHG (battery charging) light
Rear Panel
14. Antenna connector
15. 12-14 VDC power supply connector
16. Antenna connector
17. HEADSET / 4-WIRE connector block
18. PRI SEC (primary/secondary) switch
19. RELAY connector block