MONITOR SYNC ADJUSTMENT, ASPECT RATIO AND POSITION TESTS. - For Secondary Screen adjustment: Horizontal sync adjustment is only nessary if the image scrolls durning test 0. Turn the pad VR701(H. HOLD-located on the main board) in both directions untill the screen rolls. Set the Pad in the center of this range. Vertical sync adjustment is only nessary if the image scrolls durning test 1. Turn the pad VR600(V. HOLD-located on the main board) in both directions untill the screen rolls. Set the Pad in the center of this range. To adjust horizontal position use pad VR700(H. Phase-located second from the top on the overhead panel) on the Secondary Monitor control board. To adjust vertical position use pad VR603(V. Center-located second from the top on the overhead panel) on the Secondary Monitor control board. To adjust aspect ratio use pads VR601(V. SIZE) and, VR704(H. SIZE) on the Secondary Monitor control board. - For Auxiliary Monitor adjustment: Horizontal sync adjustment is only nessary if the image scrolls durning test 0. Turn the pad R708(H. HOLD-located on the main board) in both directions untill the screen rolls. Set the Pad in the center of this range. Adjusting the vertical sync on auxiliary monitory is not possible. To adjust horizontal position use pad R705(H. Phase-located on main board). To adjust vertical position use pad R613(V. Center-located on main board). To adjust aspect ratio use pad R606(V. Height-located on the main board). Horizontal Height is not availabe on this monitor. PRESS C - To Display Calibration Menu.