HP 1050c Service Manual - Page 86

Service Tests and Utilities WARNING NOTE 3. Hard Disk Drive The purpose of this test is to verify the operation of the Hard Disk Drive. IF POSSIBLE ALWAYS PERFORM THIS TEST BEFORE REPLACING THE HARD DISK DRIVE. IF THIS TEST PASSES, DO NOT REPLACE THE HARD DISK DRIVE. 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 Hard Disk Drive test as follows: 1 In the Service Tests submenu, scroll to "3. Hard Disk Drive" 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: HARD DISK DRIVE Running Hard Disk Drive Test... 3 If the test passes, then the following message will appear on the front panel: HARD DISK DRIVE Tests passed Capacity: 2067 KB PS font rev: V_6.0A75 4-12 HP DesignJets 1050C and 1055CM Printers Service Manual