HP Color LaserJet Managed MFP M775 User Guide - Page 308

Service settings These items in the control-panel menus are intended to be used when an HP service representative is assisting you. Settings in the Troubleshooting menu 1. From the Home screen on the product control panel, scroll to and touch the Administration button. 2. Open the following menus: ● Troubleshooting ● Fax Fax T.30 Trace Fax V.34 Fax Speaker Mode Fax Log Entries This is a printed report of all the communications between the sending and receiving fax machines for the last Fax transmission or reception. The report contains detailed error codes and other information that might be useful in troubleshooting a particular problem related to sending or receiving a fax. Print this report before contacting HP customer support. This setting controls the modem's method of transmission. The Normal setting allows the modem to select any of the supported fax speeds up to 33,600 bps. The Off setting sets the fax speed to 14,400 bps or lower, depending on the speed settings for sending and receiving. In Normal mode, the modem speaker is turned on during dialing, through the initial connection, and then it turns off. In Diagnostic mode, the speaker is turned on and remains on for all fax communications until the setting is returned to Normal mode. The Standard fax log includes basic information such as the time and whether the fax was successful. The Detailed fax log shows the intermediate results of the redial process not shown in the Standard fax log. 294 Chapter 10 Solve problems ENWW