HP Designjet L25500 Series - Page 3

Table of contents
1 Safety precautions
General safety guidelines ................................................................................................................ 1
Electrical shock hazard ................................................................................................................... 1
Heat hazard ..................................................................................................................................... 2
Fire hazard ...................................................................................................................................... 2
Mechanical hazard .......................................................................................................................... 3
Heavy substrate hazard .................................................................................................................. 3
Ink handling ..................................................................................................................................... 3
Warnings and cautions .................................................................................................................... 3
Warning labels ................................................................................................................................ 3
2 Printer status
Check printer status ........................................................................................................................ 5
Check the status of the ink system ................................................................................................. 5
Check the status of the ink cartridges ............................................................................................. 5
Check the status of a printhead ...................................................................................................... 6
Check printer usage statistics ......................................................................................................... 7
Printer alerts .................................................................................................................................... 7
3 Firmware update
4 Hardware maintenance
Align the printheads ........................................................................................................................ 9
Clean the electrical connections on a printhead ........................................................................... 11
Clean the Printhead Drop Detector/Ink Funnel ............................................................................. 14
Clean the exterior of the printer ..................................................................................................... 14
Clean the platen ............................................................................................................................ 15
Clean (recover) the printheads ...................................................................................................... 16
Clean the substrate-advance sensor window ............................................................................... 17
Lubricate the printhead carriage ................................................................................................... 18
Lubricate the platen rollers ............................................................................................................ 19
Checking the functionality of the Residual Current Circuit Breaker RCCB ................................... 20
Check the file system .................................................................................................................... 20
....................................................................................................................................................... 21
Repair broken pinchwheels ........................................................................................................... 21
Maintain the ink cartridges ............................................................................................................ 23
Move or store the printer ............................................................................................................... 23
ENWW iii