HP Color LaserJet Enterprise CP4020/CP4520 Series Printer - User Guide
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...items to a network on the configuration page. Incorrect link and duplex settings Hewlett-Packard recommends leaving this setting in automatic mode (the default setting). Review the configuration page to the product. ● Verify that the cable is not longer than 2 m (6.5 ft). Solve connectivity problems Solve direct-... you have caused compatibility problems. Verify that any new software programs are correctly installed and that they use the correct printer driver. Look at the network port connection on the computer Use the correct IP address. Check the network drivers...
...items to a network on the configuration page. Incorrect link and duplex settings Hewlett-Packard recommends leaving this setting in automatic mode (the default setting). Review the configuration page to the product. ● Verify that the cable is not longer than 2 m (6.5 ft). Solve connectivity problems Solve direct-... you have caused compatibility problems. Verify that any new software programs are correctly installed and that they use the correct printer driver. Look at the network port connection on the computer Use the correct IP address. Check the network drivers...