HP M5025 Service Manual - Page 541

Troubleshooting menu Use the troubleshooting menu to test to view recent MFP events, calibrate the scanner, and test MFP functionality. Accessing the troubleshooting menu NOTE The device automatically exits the Service menu after about 1 minute if no items are selected or changed. 1. Touch Administration on the control-panel Home page. 2. Use to scroll to Troubleshooting. Touch Troubleshooting. 3. Use to scroll to the desired troubleshooting sub-menu item Troubleshooting menu ● Event Log Use this feature to show the most recent events in the event log. At the control panel, scroll through the contents of the event log, which lists the 50 most recent events. Touch Print to print the full event log. ● Calibrate Scanner Use this item to calibrate the scanner. You might need to calibrate the scanner if it is not capturing the correct sections of scanned documents. Calibrate the scanner to compensate for offsets in the scanner-imaging system (carriage head) for ADF and flatbed scans. For more information, see Calibrate the scanner on page 515. Follow the instructions that appear on the control-panel display to complete the calibration procedure. ● FAX T.30 Trace Use this feature to print or configure the fax T.30 trace report. T.30 is the standard that specifies handshaking, protocols, and error correction between fax machines. ● FAX Transmit Signal Loss Use this feature to set loss levels to compensate for phone line signal loss. Set value between 0 and 30. (default = 0). For complete information about solving fax problems, see the HP LaserJet Analog Fax Accessory 300 Service Manual. CAUTION Modifying this setting can cause the fax to stop functioning. ● FAX V.34 Use this feature to disable V.34 modulations if several fax failures have occurred or if phone line conditions require it. ENWW Troubleshooting menu 511