HP PageWide P779, E75160, P75250, P77440, E77650, E77660, P77940, P77950, P77960 - On-Site Installation Guide
4. Install the correct tray identication plate (see the gure below) on the accessory.
5. Align the accessory stabilizer bar with the slots in the accessory chassis, and then slide the stabilizer in 
toward the accessory until it stops.
NOTE: Install one stabilizer at the front of the accessory, and one at the rear of the accessory.
6. Windows: If you added an accessory before installing the printer software, it is congured during software 
installation. If you added an accessory after software installation, update the software settings from the 
Device Settings tab in Printer Properties to congure it.
OS X: After attaching the accessory and the rst print job is sent, the accessory should be automatically 
congured. If not, open System Preferences, choose Printers & Scanners, select your printer, then click 
Options & Supplies and manually congure the accessory on the Options tab.
OS X: After you attach the accessory and send the rst print job, the accessory should be automatically 
congured. If not, open System Preferences, choose Printers & Scanners, select your printer, then click 
Options & Supplies and manually congure the accessory on the Options tab.
ENWW Install accessories 79










