HP 4550 Service Manual - Page 301

Setting the top margin registration value 1 Press the [ITEM] key to scroll through the service menu until top margin appears. 2 Press the [MENU +/-] key until the number to be entered appears. 3 Press the [SELECT] key to enter the number. Print another registration page and the number just entered will align with the arrow and be printed in bold. The left side margin setting is tray dependent. Tray 1 has its own number while trays 2 and 3 are combined. The procedure is the same as the top margin with one exception. The page must be printed from the tray that will be adjusted. Printing from tray 1 1 Press the [ITEM] key until PRINT REGISTRATION PAGE TRAY =1 (default) appears. 2 Press the [SELECT] key. 3 Measure from the left side of the paper to the lines and find the line which is 13 mm (0.5 inches) from the edge. If the number for the line is different than the current number: 1 Press the [ITEM] key until TRAY 1 LEFT MARGIN = # appears. 2 Press the [VALUE] key to change the number to the number required. 3 Press the [SELECT] key. Printing from tray 2 and 3 1 Press the [ITEM] key until PRINT REGISTRATION PAGE TRAY = 2 or 3 appears. 2 Press the [SELECT] key. 3 Measure from the left side of the paper to the lines and find the line which is 13mm (0.5 inches) from the edge. If the number for the line is different than the current number: 1 Press the [ITEM] key until TRAY 2 AND 3 LEFT MARGIN = # appears. 2 Press the [VALUE] key to change the number to the number required. 3 Press the [SELECT] key. C7085-90921 Chapter 7 Troubleshooting 299