HP 510 Inkjet Large Format CH336A#B1K manual

Troubleshooting

the Interconnect Cable. Try the following:

1Check that the Interconnect Cable is connected correctly to the Electronics Module and to the Interconnect PCA.

2If the Interconnect cable is connected correctly and the LED continues to flash twice then replace the Interconnect Cable ⇒ Page 8-59.

LED Flashes 3 times every few seconds - The Printer cannot detect the Front Panel. Try the following:

1Check that the Front Panel is connected correctly to the Interconnect PCA.

2Check that the Interconnect Cable is properly connected at the both ends of the Printer.

3If the Front Panel is connected correctly and the LED continues to flash 3 times then replace the Front Panel ⇒ Page 8-9.

4Replace the Interconnect Cable ⇒ Page 8-59.

5Replace the Electronics Module ⇒ Page 8-24.

LED Flashes 4 times every few seconds - This indicates that the Main PCA has failed. Replace the Electronics Module ⇒ Page 8-24.

LED Flashes 5 times every few seconds - This indicates that the Main PCA has failed. Replace the Electronics Module ⇒ Page 8-24.

1-12 HP DesignJets 500, 510 and 800 Series Printers Service Manual