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RobB-at-Bose
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Registered since

Oct 6, 2008

ESP fails to boot correctly - Status LED remains unlit

Summary
When the ESP-88 is turned on it fails to boot correctly. The power LED is green, Ethernet LED is green (if connected) but the Status LED remains unlit and no audio passes.

Note: that it is normal for the Status LED to be unlit for a number of seconds while the configuration is loaded - but if it remains unlit then it is an indication that an error has occured.

Cause
There are a number of possible causes for this condition:

Product
ESP-88 (v1.001 or later)

Workaround
Not Applicable

Resolution
Not Applicable

Links
Issues caused by incorrectly adjusted power supply
Issues caused by power supply harness used on early ESPs
ESP fails to boot correctly with RS232 serial connected to certain devices
ESP fails to boot correctly when outputs are shorted or excessively loaded

.