Maintenance and Troubleshooting 6-19
Interpreting the Monitor LEDs
The LEDs on top of the
ECHO
monitor provide status information related to activities such as monitor
communications, operation, and data transfer.
The following tables provide a description of the activities that the colors represent on the LEDs for use in
ensuring proper operation, verifying communications, and performing troubleshooting. The LED colors for
both COMMS and SENSE LEDs are shown with their corresponding descriptions.
COMMS LED Descriptions
LED Color
Description
Off
Cellular and Bluetooth communication are both
Off
Blue Slow Flashing
Bluetooth communication is currently pairing
Blue Flashing
Bluetooth communication is online
Green On (Solid)
Cellular communication is on, but not registered
Green Slow Flashing
(Modem Status)
Cellular communication is powered On and
registered
Red/Yellow/Green
Flashing
Cellular communication is powered On,
registered, and online
Blue/Cyan Flashing
Bluetooth communication is online, and Cellular
communication is powered On and registered
Magenta/White/Green
Flashing
Bluetooth communication is online, and Cellular
communication is powered On, registered, and
online
SENSE LED Descriptions
LED Color
Description
Off
The CPU is in sleep mode
Green Flashing
The CPU is awake
Yellow Flashing
The CPU is awake and in the process of a
measurement cycle
Cyan (Blue-Green)
Flashing
The CPU is awake and there is an active serial
connection
White Flashing
The CPU is awake, there is an active serial
connection, and there is an active measurement
cycle
Содержание ECHO 9000
Страница 13: ...Introduction and Overview 1 9 First Page of the ECHO IECEx Certificate of Conformity ...
Страница 16: ...1 12 ADS ECHO Manual Sample ECHO Declaration of Conformity Page 1 ...
Страница 17: ...Introduction and Overview 1 13 Sample ECHO Declaration of Conformity Page 2 ...
Страница 61: ...Hardware Installation 3 21 Manhole Depth and Physical Offset Measurements ...