![](/images/backgrounds/292658/hp-all-in-one-printer-c2001a-users-manual-54490473x1.png)
If the computer has a serial port with 25 pins, use the 17255D cable or equivalent for the HP LaserJet 4.
Figure
Configuration
If the computer has a serial port with 25 pins, use the 17255D cable or equivalent for the HP LaserJet 4.
Figure
Configuration