HP Jetdirect 175x Print Server series - Manual (Page 95)

Power/Status light blinking amber
for HP Jetdirect 175x external print server/Internet connector for USB
and HP Jetdirect 310x external print server/Internet connector for USB
Your print server has developed a fault. Fixing this fault requires assistance from HP Jetdirect technical
support; click the Contact HP button for information on contacting HP.
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