This error appears on these printers: C7180, C7280, C5180, C6150, Photosmart 3310, etc... Solution 1 : Press * and # at the same time Press 1, 2, 3 and “support R0632M” should display Press > and “information menu” should display Press > and “configuration menu” should display Press OK and “hardware failure status” should display Press OK “failure status: clear”. Press OK to clear Press CANCEL Press CANCEL Press CANCEL Turn printer off, unplug power cord for 2 minutes, plug cord back in then turn printer back on. Solution 2 : Without turning off the product, disconnect the USB cable from the rear of the product. Remove the cartridges from the product. Wait for the ' Insert Cartridges ' message to display on the control panel. Disconnect the power cord from the back of the product. Wait 60 seconds. Reconnect the power cord. If the product does not automatically turn on, press the Power button ( ). Reinsert the cartridges, and then close any open do