HP Color LaserJet CM4730 Multifunction Printer series - Manual (Page 27)

Interface ports
The MFP has five ports for connecting to a computer or a network. The ports are at the left, rear corner
of the MFP.
1 Foreign interface harness (FIH)
2 USB 2.0
3 ACC (accessory port uses host USB protocol)
4 Fax connection (for connecting to an optional analog fax accessory)
5 Parallel port
6 EIO interface expansion slot
7 Access port for Kensington lock
8 Network connection (embedded HP Jetdirect print server)
9 AUX port
Serial number and model number location
The model number and serial number are listed on identification labels located on the rear of the printer.
The serial number contains information about the country/region of origin, the printer version, production
code, and the production number of the printer.
ENWW Product walkaround 11