HP LaserJet M1120 Service Manual - Page 125
Critical error messages
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Critical error messages Critical error messages can indicate some kind of failure. Turning off and then turning on the power might fix the problem. If a critical error persists, the product might require service. Critical error message-tables Control panel message 50.1 Fuser Error Turn off then on 50.2 Fuser Error Turn off then on 50.3 Fuser Error Turn off then on 50.8 Fuser Error Turn off then on 50.9 Fuser Error Turn off then on Description The product has experienced an internal hardware error. The product has experienced an internal hardware error. The product has experienced an internal hardware error. The product has experienced an internal hardware error. The product has experienced an internal hardware error. Recommended action 1. Turn off the power by using the power switch, and then wait at least 30 seconds. 2. If a surge protector is being used, remove it. Plug the product directly into the wall socket. 3. Turn on the power and wait for the product to initialize. If the error persists, contact HP. See www.hp.com/support/LJM1120 or the support flyer that came in the product 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 product to initialize. If a surge protector is being used, remove it. Plug the product directly into the wall socket. Use the power switch to turn the product on. If the error persists, contact HP. See www.hp.com/support/LJM1120 or the support flyer that came in the product 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 product to initialize. If a surge protector is being used, remove it. Plug the product directly into the wall socket. Use the power switch to turn the product on. If the error persists, contact HP. See www.hp.com/support/LJM1120 or the support flyer that came in the product 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 product to initialize. If a surge protector is being used, remove it. Plug the product directly into the wall socket. Use the power switch to turn the product on. If the error persists, contact HP. See www.hp.com/support/LJM1120 or the support flyer that came in the product 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 product to initialize. ENWW Control-panel messages 109