HP Designjet 250c Service Manual - Page 139
FrontĆPanel LEDs, Error codes
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330 350C 9 The optical sensor positions itself over the the mark encoder to check the start of the drive roller. 10 The Load Media LED lights up to indicate that the plotter is ready for you to load media. 330 350C The frontĆpanel LEDs indicate the current selections for Media Type and Print Quality. FrontĆPanel LEDs 123 456 78 9 5 1 2 3 4 5 6 (7 ) 8 9 LED Symbols: Off On (Steady) Flashing ? Can be On or Off LED Numbers: 123 4 56 78 9 LED Code LEDĆCode Examples: Flashing 29 LEDs 2 and 9 are flashing. Steady 1236 LEDs 1, 2, 3, and 6 are on. DesignJet 230 plotters have no LED number 7. Error codes The following pages contain the possible error codes and the instructions necessary to solve the problem. 230 250C Turn to page 8Ć6 for the relevant error codes. 330 350C Turn to page 8Ć13 for the relevant error codes. C4699Ć90000 Troubleshooting 8Ć5