Measurement Computing WebDAQ 504 User Manual page 24

LED indicators
Table 12. LED specifica ons – normal opera ng mode
Label
1: POWER
2: STATUS
3: ERROR
4: MEDIA
Note 7: Use the WebDAQ so ware to configure start and stop se ngs for jobs and schedules.
Table 13. LED specifica ons – so ware update mode
LED
All LEDs
1. POWER
2. STATUS
3. ERROR
State Descrip on
Steady yellow Device is boo ng up.
Steady green Device boot is successful.
Blinking yellow Device is shu ng down.
Off Device is off.
Blinking yellow Device is configuring hardware.
Steady green Hardware configura on is complete.
Flashing green Wai ng for the schedule start condi on to be met.
100 ms on, 2s off
Blinking heartbeat The configured schedule start condi on is met; wai ng for job
start condi on to be met.
Blinking green The configured job start condi on is met – the job is running.
(Note
Off Device is off.
Blinking yellow Error condi on is detected. LED blinks even when the so ware
is configured to ignore the error.
Error state is cleared on the next schedule start.
Off No error is detected, or the device is off
Blinking yellow A job is configured to log to external media, but the job hasn't
started yet; push bu on will not let you eject media.
Steady yellow External media is inserted into the SD card slot or USB storage
port.
Blinking green Currently logging to an external SD card or USB storage device.
Steady green Media has been made safe for removal using the FUNC bu on,
but is s ll inserted in the device.
Off No external media is detected, or the device is off.
State Descrip on
Solid yellow So ware update is star ng.
Blinking yellow So ware update is running.
Blinking green Update file is located; device is being updated.
Blinking yellow Update file cannot be located; insert media containing the
update file.
Blinking green Update is successful; device reboot in approximately 5 seconds.
Blinking yellow Update failed; user must retry.
WebDAQ 504 User's Guide
7)
page 24
(Note 7)
(Note 7)