HP LaserJet 4250 Service Manual - Page 376
PRINTER ERROR, For help press, To continue turn off then on, EXTERNAL DEVICE FAILURE, 12.XX
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Table 7-7 Numerical printer messages (continued) Control panel message Description Recommended action 4 Replace the formatter assembly. See Formatter assembly . 64 PRINTER ERROR For help press A scan-buffer error has occurred. 1 Turn the printer off and then on. 2 If the message persists, replace the formatter assembly. See Formatter assembly . alternates with 64 PRINTER ERROR To continue turn off then on 66.00.15 EXTERNAL DEVICE FAILURE NOTE: The stacker or stapler/stacker LED is off. The stacker or stapler/stacker was removed 1 Turn the printer power off. and then replaced while the printer power was on. 2 Verify that the stacker or stapler/ stacker is installed correctly. 3 Turn the printer power on. 66.12.XX output device failure For help press NOTE: The stacker or stapler/stacker LED is continuously illuminated in amber. A stacker or stapler/stacker error has occurred. XX Description 01 output-lift roller or paddle motor error 02 jogger-motor error 03 stapler-motor error 1 Press ( HELP button) for detailed information. 2 Press ( UP ARROW button) and (DOWN ARROW button) to step through the instructions. 3 Turn the power off. 4 Verify that the stapler/stacker is installed correctly and that its electrical connector is seated in the connector on the printer. 5 Turn the power on. 6 If the error 66.12.03 persists, replace the stapler unit. See To remove and replace the stapler unit. 7 If other errors messages persist, replace the stacker or stapler/stacker. 68.X PERMANENT STORAGE ERROR For help press alternates with 68.X One or more printer settings that were 1 Press ( SELECT button) to continue. saved in the nonvolatile storage device are invalid and have been reset to the factory 2 Turn the printer off and then on. default. Pressing ( SELECT button) should clear the message. Printing can continue, 3 Check the printer settings to determine but the printer might behave unexpectedly which settings have been changed. in response to the changed settings. See Settings and defaults and Control- panel menus. X Description 4 Perform a NVRAM initialization. See NVRAM initialization. 362 7 Troubleshooting