HP LaserJet 9040/9050 Service Manual - Page 22

Product specifications Note Identification The model number and printer serial number are listed on an identification label located in two places: z on the rear cover z on the chassis behind the right door The model number is alphanumeric, such as C4270A. The serial number contains information about the country/region of origin and the revision level, the production code, and production number of the printer. An example of a serial number is USBB123456. The top label also contains power-rating and regulatory information. See figure 1. The power-rating and regulatory information varies by country/region. Electrical information Regional certification Figure 1. Model and serial number Sample identification label Manufacture date Table 3. Configuration comparison HP HP HP HP LaserJet LaserJet LaserJet LaserJet 9000 9000n 9000dn 9000hns Standard memory 64 MB Maximum memory 384 MB 64 MB 384 MB 64 MB 384 MB 64 MB 384 MB PS emulation Standard Standard Standard Standard Jetdirect print server Optional Standard Standard Standard Optional duplexer Optional Optional Standard Standard Optional tray 1, 100-sheet multipurpose tray Optional Standard Standard Standard Optional tray 4, Optional Optional Optional 2,000-sheet feeder Standard HP LaserJet 9040/9050 64 MB 512 MB Standard Optional Optional Optional HP HP LaserJet LaserJet 9040n/9050n 9040dn/9050dn 128 MB 512 MB 128 MB 512 MB Standard Standard Standard Standard Optional Standard Standard Standard Optional Optional Optional 6 Chapter 1 Product information