Xerox 4400DT Service Manual - Page 46
Using the Front Panel with Service Diagnostics, Engine Test Print, Read Fuser Temperature
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Using the Front Panel with Service Diagnostics The keys on the Front Panel provide the user interface for Service Diagnostics. The keys and their functions are shown in Front Panel Configuration on page 1-8. After you enter Service Diagnostics, the Up and Down keys allow you to move or scroll the highlight up and down through a menu. When you have highlighted the item you want to select, press OK to enter the selection. When you are selecting a page quantity in the Engine Test Print menu use the OK key to move the highlight to the right. then use the Up or Down key to change the value of the selected digit. when you have entered the desired quantity, use the Back key to enter the selection. Note: If you moved past the digit you want to change, keep pressing the OK key until the highlight wraps to the desired digit. In most of the Service Diagnostics menus, use the Back key to exit a menu to the level just above. In most cases, scrolling to the end of a menu and selecting Exit takes you back to the Service Diagnostics Main Menu. When you select Read Fuser Temperature from the General Status menu, the temperature is presented in hex values. The following table lists the temperatures that correspond to the hex values displayed. Fuser Temperature Cross Reference Table Hex value Temperature (°C / °F) EE 0°C / 32°F FE 10°C / 50°F FD 20°C / 68°F FC 30°C / 86°F FB 40°C / 104°F F9 50°C / 122°F F7 60°C / 140°F F4 70°C / 158°F F0 80°C / 176°F EC 90°C / 194°F E7 100°C / 212°F E1 110°C / 230°F DA 120°C / 248°F D3 130°C / 266°F Hex value Temperature (°C / °F) CA 140°C / 284F C6 145°C / 293°F C1 150°C / 302°F BD 155°C / 311°F B8 160°C / 320°F B3 165°C / 329°F AE 170°C / 338°F A9 175°C / 347°F A4 180°C / 356°F 99 190°C / 374°F 8F 200°C / 392°F 85 210°C / 410°F 7C 220°C / 428°F 72 230°C / 446°F Phaser 4400 Laser Printer Service Manual 2-9