HP 5100 Service Manual - Page 200

Table 32. Printer messages Message Explanation or recommended action 50.x FUSER ERROR A fuser error has occurred: 50.1-low fuser temperature 50.2-fuser warm-up service 50.3-high fuser temperature 50.4-low/bad line voltage-the printer might be connected to an uninterrupted power supply (UPS) 50.5-unable to hold a consistent fuser temperature 1. Turn the printer off for a minimum of 20 minutes to clear the error. 2. For 50.4 errors, move the printer to another power source and disconnect it from any UPS supply. 3. Reseat the fuser. 4. Turn the power off and remove the fuser. Check the continuity between connectors J1307-1 (callout 1) and J1307-2 (callout 2). If the resistance is not in the range of 1 to 2.5 MΩ, then replace the fuser. 5. Check continuity between connectors J1308-3 (callout 3) and J1308-1 (callout 4) with the fuser removed. If no continuity exists, replace the fuser. 6. If the problem persists, replace the power supply, and then replace the dc controller, if necessary. 42 12 32 2 51.x PRINTER ERROR 52.x PRINTER ERROR A beam-detect error occurred. 1. Press [GO]. The page that contains the error will automatically be reprinted. 2. Turn the printer off and then back on. 3. Reseat the cables. 4. Replace the laser/scanner. The laser/scanner speed is incorrect. 1. Press [GO]. The page that contains the error will automatically be reprinted. 2. Turn the printer off and then back on. 3. Reseat the cables. 4. Replace the laser/scanner. 198 Troubleshooting Q1860-90918