IBM 24P4555 User Guide - Page 9

US-2 IDENTIFYING PARTS AND Rear CONTROLS See the pages in parentheses for further detail. Front fg a bc de a. Displays menu & exits menu b. Scrolls through menu to choose an icon for adjustment / Adjusts level of selected icon c. Confirms menu selection d. Power ON/OFF switch e. Power LED f. AC input connector This connector provides AC power to the monitor. g. Video input cable Inputs RGB video signals (0.700 Vp-p, positive) and sync signals. 1 5 15 Pin Function Pin Function 1 Red signal 9 +5V (from computer) 2 Green signal 10 Digital ground 3 Blue signal 11 Ground 4 Ground 5 NC (*NOTE) 12 SDA (DDC1/DDC2B) 13 Horizontal Synchronization 6 Red return 14 Vertical synchronization & VCLK (DDC1) 7 Green return 15 SCL (DDC 2B) 8 Blue return *NOTE: This pin is used for self test detection; at MONITOR side, this pin has to be connected to ground.