Wedge your fingers between the rear cover and themiddle bezel on the corners of the top side of themonitor to release the rear cover, then use one handto press the middle bezel, the other hand to pull upcarefully the rear cover in order of arrow preferencefor unlocking mechanisms of rear cover.Use a Philips-head screwdriver to remove fourscrews for unlocking mechanisms.(No.1~4 screw size=M4x8; Torque=10~11kgfxcm)Take out all accessories including QSG, user’smanual, DP cable, HDMI cable, USB cable, powercable and other packing materials from thecarton.(Note: It depends on whether users returningthe accessories)S2Open the carton with a proper tool.S1Take out the monitor from EPE-bag and put the LCDmonitor on a protective cushion.2 34 1Take out the base and molded pulp from the carton.S3S4S6QSGUSB cable DP cablepower cable User’s manualS5S7basestand43231HDMI cableDELL S2721DGFLift the rear cover up carefully. Disconnect the USBFFC cable, joystick key cable and power key cablefrom the connectors of the interface board, and thendisconnect the back LED light bar cable from theconnector of the power board, and then remove therear cover.monitorstand11. Disassembly Procedures: