1. Keypad.

2. LCD.

3. Removable accessory tray.

4. D-cells battery holder.

5. Optional Lithium-Ion rechargeable battery pack.

6. Bluetooth module antenna (Model dependant).

7. Power key : Switches the unit on and off. Opens the transmitter menu.

8. Frequency key : Selects frequency. Menu navigation key.

9. Up and down arrows : Adjusts the output signal level. Scrolls through the menu options.

10. Measure key : Used to take voltage and impedance measurements. Opens a sub menu.

11. Battery icon: Indicates the battery level.

12. Alphanumeric description of selected operation mode.

13. Standby icon: Appears when the transmitter is in Standby Mode.

14. Output level: Displays transmitter output power.

15. Accessory or Measurement indicators: Indicates if an accessory is connected or if measure mode is active.

16. DC icon: Appears when the transmitter is powered from a DC source.

17. Induction indicator: Appears when the transmitter is in Induction Mode.

18. A-Frame (Tx-5B or Tx-10B only): Indicates when the transmitter is in Fault-Find Mode.

19. CD Mode indicator Tx-10B only. Indicates that the transmitter is in Current Direction Mode.

20. Voltage warning indicator: Indicates that the transmitter is outputting potentially hazardous voltage levels.

21. Volume icon: Displays the volume level.

22. Pairing icon (Tx-5B or Tx-10B only): Appears when the transmitter and locator are connected via iLOC.

23. Bluetooth icon (Bluetooth Tx models): Indicates status of Bluetooth connection. A flashing icon means pairing in progress.

• Tx-1, Tx-5 and Tx-10 Signal Transmitters.