HP Color LaserJet CP2025 HP Color LaserJet CP2020 Series - User Guide - Page 107
Control-panel and status-alert messages - error 79
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Control-panel message Status alert 57.X Fan error Turn off then on 59.X Error Turn off then on 79 Error Turn off then on 79 Service error Turn off then on ENWW Description Recommended action If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product power on. If the message persists, contact HP support. The product has experienced a problem with its internal fan. Turn the product power off, wait at least 30 seconds, and then turn the product power on and wait for it to initialize. If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product power on. If the message persists, contact HP support. The product has experienced a problem with one of the motors. Turn the product power off, wait at least 30 seconds, and then turn the product power on and wait for it to initialize. If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product power on. If the message persists, contact HP support. The product has experienced an internal firmware error. Turn the product power off, wait at least 30 seconds, and then turn the product power on and wait for it to initialize. If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the product power on. If the message persists, contact HP support. An incompatible DIMM is installed. 1. Turn the product power off. 2. Install a DIMM that the product supports. See Service and support on page 127 for a list of supported DIMMs. See Install memory and font DIMMs on page 86 for DIMM installation instructions. 3. Turn the product on. If the message persists, contact HP support. Control-panel and status-alert messages 97