HP 2840 HP Color LaserJet 2820/2830/2840 All-In-One - User Guide - Page 243
Control panel message, Description, Recommended action, Engine error, Sensor error
UPC - 829160742731
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Critical error messages (continued) Control panel message Description Engine error The device has experienced an engine error. Sensor error The device has experienced an internal sensor error. Recommended action Press ENTER to clear the message. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the device to initialize. If a surge protector is being used, remove it. Plug the device directly into the wall socket. Use the power switch to turn the device on. If the error persists, contact HP Customer Care. See Service and support or the support flyer that came in the device box. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the device to initialize. If a surge protector is being used, remove it. Plug the device directly into the wall socket. Use the power switch to turn the device on. If the error persists, contact HP Customer Care. See Service and support or the support flyer that came in the device box. ENWW Control panel messages 227
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