User Guide Manual

Tenor Data Logger Soft dB inc.
3.2 LED information
The LED colour and description are presented in the following table:
Description of colour meaning
LED Black Red Yellow Green
Input Not used Saturated Low Level Used
Output Not used --- --- Used
Measuring/Overload Acquisition OFF Input(s) saturated --- Acquisition ON
System Status Board OFF --- Software OFF Software ON
Board Status (rear) Board OFF Board Error Board ON PC connected
Additional note for the Status Board LED:
• A Green LED means that the computer is connected to the Tenor unit and that the
drivers are operational.
• A Yellow LED means that either the computer is not connected to the Tenor unit,
or that the USB drivers are not operational. See Appendix A for more information.
• A Red LED means that the Tenor unit has detected an error. Try switching the
power supply off and on. If the Status Board LED remains red, contact Soft dB.
User Manual p. 8