Walkaround Device parts Before using the device, familiarize yourself with the parts of the device. 1 2 5 3 6 4 7 2 1 The model number and serial numbers are listed on the identification labels located on the back of the device. The model number is alphanumeric, such as Q7812A for an HP LaserJet P3005 printer. The ENWW Walkaround 5 1 Top output bin 2 Latch to open the cartridge door (provides access to the print cartridge) 3 Tray 1 (pull to open) 4 Tray 2 5 Control panel 6 Right-side cover (provides access to DIMMs) 7 On/off switch 1 Interface ports (see Interface ports on page 6) 2 Rear output bin (pull to open)