HP 1050c Service Manual - Page 84

Service Tests and Utilities WARNING NOTE 2. EIO Card The purpose of this test is to verify the operation of the EIO Card. IF POSSIBLE ALWAYS PERFORM THIS TEST BEFORE REPLACING THE EIO CARD. IF THIS TEST PASSES, DO NOT REPLACE THE EIO CARD. The Service Tests work in a special Mode which does NOT require the full Initialization of the Printer. Therefore it is important that once you have finished with the Service Test, you MUST power OFF the Printer and Power ON again before trying to print. Perform the EIO Card test as follows: 1 In the Service Tests submenu, scroll to "2. EIO Card" and press Enter. Service Tests 1. Electronic Systems 2. EIO Card 3. Hard Disk Drive 4. Ink Pressure System 5. Scan Axis Top Back ↑ Make Selection ↓ Enter Press Enter 2 The test will start and the following message will appear on the front panel: EIO CARD Running EIO Card Test... 3 If the test passes, then the following message will appear on the front panel: EIO CARD Tests passed DNS Name: XXXXXX Appletalk: XXXXXX IP addr: XXXXXX HW addrr: XXXXXX 4-10 HP DesignJets 1050C and 1055CM Printers Service Manual