1 Table of Contents 1 Troubleshooting Troubleshooting the printer......................................................................................................... 2 Printer Education and Training..................................................................................... 2 Firmware upgrade ..................................................................................................... 2 Troubleshooting system error codes............................................................................................. 2 Performing a service test on a failed assembly..............................................................................
2 Performing the necessary service calibrations ............................................................................... 3 Solving print quality problems .................................................................................................... 3 The printer does not power on.................................................................................................... 3 Printer hangs during printing and displays ‘processing’ ................................................................. 3 The printer continuously rejects printheads ...................................................................................
4 A new Maintenenace Cartridge is incorrectly detected as ‘used’ .................................................... 4 Cover sensors are not working ................................................................................................... 4 The line sensor has problems detecting media.............................................................................. 5 Troubleshooting Media Jams/Printhead Crashes........................................................................... 5 Troubleshooting shutdowns ........................................................................................................
5 Printhead Maintenance Cartridge Path ......................................................................... 6 Paper Path ................................................................................................................ 6 Printhead path........................................................................................................... 6 PWM shutdown......................................................................................................... 6 Velocity shutdown ......................................................................................................
6 Energy shutdown ....................................................................................................... 6 Vacuum suction much lower at high altitudes................................................................................ 7 Banding at variable extreme environmental conditions .................................................................. 7 Printhead Crashes/Smears on High Density Prints Using Coated Media .......................................... 7 Banding due to ink cartridge replacement while printing ...............................................................
7 34" Rice Paper not supported .................................................................................................... 8 Worm marks on HP Coated media with light area fills .................................................................. 8 Solving Media-Handling Problems .............................................................................................. 8 Difficult to load media “Too much skew” ..................................................................................... 8 Troublshooting a failure with the Take UP Reel (TUR) .....................................................................
9 Take Up Reel LED status information ............................................................................. 9 Checking the Take Up Reel is correctly installed........................................................... 10 How the Take UP Reel Works .................................................................................... 11 Using the buzzer at power-up for troubleshooting problems........................................... 11 Using the Power-up Sequence to Troubleshoot ............................................................. 12 Corrective Actions for Power-Up Problems...................................................................
14 Troubleshooting OMAS problem .............................................................................................. 14 Using the Power Switch LEDs to Troubleshoot ............................................................................. 15 Using the PCA LEDs to Troubleshoot.......................................................................................... 16 Interconnect PCA ..................................................................................................... 16 PrintMech PCA ........................................................................................................
17 Identifying faults from LED status ................................................................................ 17 How to Interpret the Service Information Pages........................................................................... 19 Main Characteristics ................................................................................................ 20 Current Configuration............................................................................................... 21 Current Media, Printhead and Ink Information ............................................................. 22 v