HP Designjet T120 / T520 ePrinter Series. Service Manual
This service manual contains information necessary to test, maintain, and service the following:
HP Designjet T120 Basic Printer 24 inch (CQ891A)
HP Designjet T520 Pro Printer 24 inch (CQ890A)
HP Designjet T520 Pro Printer 36 inch (CQ893A)
For information about using these printers, see the user's guide.
The procedures described in this service manual are to be performed by HP Certified service personnel only.
Part numbers for printer service parts are located in Parts and diagrams on page 119.
1. Printer fundamentals;
3. Support menus;
4. Parts and diagrams;
5. Removal and installation;
6. Preventive maintenance;
Front-panel home screen and menu map;
Support menu tree;
Extended Support menu tree;
How to check whether your computer is connected to your network;
Wireless troubleshooting report error cases;