Dell P3221D Teardown Instructions

screws for unlocking mechanisms. (No.1~4 screw size=M4x11; Torque=11±1kgfxcm) Take out all accessories including label(optinal), QSG, user’s manual, DP cable, USB cable, power cable and other packing materials from the carton. (Note: It depends on whether users returning the accessories) S2 Open the carton with a proper tool. 1. Disassembly Procedures: S1 Take out the monitor from EPE-bag and put the LCD monitor on a protective cushion. Take out the base and molded plup from the carton, then take out the monitor and stand from the carton. S3 S4 S5 Monitor stand base 2 3 4 1 1 DELL P3221D Wedge your fingers between rear cover and the middle bezel on the corners of the top side of the monitor to release the rear cover, then use one hand to press the middle bezel, the other hand to pull up carefully the rear cover in order of arrow preference for unlocking mechanisms of rear cover. S6 S7 Delta_E paper QSG USB cable DP cable power cable User’s manual Use a Philips-head screwdriver to remove 2pcs screw for unlocking the key board, then tear off the tapes and release the key board. (No.1~2 screw size=M2x2.4, Torque=0.8~1kgfxcm) S8 1 2 3 2 1 2 Lift the rear cover up carefully. Disconnect the joystick key cable from the connector of the interface board, and then remove the rear cover and put it aside for later diasassembling.

interface board, then release the LED cable by tearing off the tapes. S13 S10 S12 S14 Use a Philips-head screwdriver to release 1 screws for unlocking the USB board, then disconnect the USB FFC cable away from the connector of the interface board and remove the Usb board unit. (No.1screw size=M3x6, Torque=4±0.5kgfxcm) S11 2 DELL P3221D S9 1 Tear off 1pcs conductive tape and 1pcs aluminum foil as the picture below shown. Use a Philips-head screwdriver to remove 4pcs screws for unlocking the middle bezel with front bezel. (No.1~4 screw size=M2x3.5, Torque=2.5±0.5kgfxcm) 1 4 2 3 Use a Philips-head screwdriver to remove 14pcs screws for unlocking the middle bezel with the panel module, then tear off the aluminum foil for unlocking the cables and bracket. (No.1~14 screw size=M3x5, Torque=5±0.5kgfxcm) 3 14 2 1 4 5 6 7 8 9 10 11 12 13 Take away the middle bezel, and put it on a fixture. U tear off the tape for releasing the LED cable. se a Philips-head screwdriver to remove 1pcs screw for unlocking the LED board with the middle bezel, and then (No.1~3 screw size=M2x2.4, Torque=0.8±0.2kgfxcm 2 Lift up the panel module with the bracket chassis for releasing the front bezel away from the panel module. Disconnect the panel lamp cables away from the connectors of the interface board and the panel module.

screws for interface board and power board. 7pcs (No.1 screw size=M4x8, Torque=7±1kgfxcm; No.2~7 screw size=M3x7.5, Torque=7±1kgfxcm) S18 Remove the power board board and interface board from the disconnect all of the cables. bracket chassis module carefully, and then S20 Remove the Mylar tape from the hooks of the bracket. S17 S19 3 DELL P3221D Use a 4pcs screws for unlocking the bracket with panel module. Philips-head screwdriver to remove (No.1~4 screw size=M3x4, Torque=5±0.5kgfxcm) 3 2 1 4 Move up the bracket, then push the earing-lock and disconnect the 2pcs LVDS cables away from the connectors of the panel module. Take away the bracket chassis module and then put the bracket chassis module on a protective cushion. 2 5 3 1 7 6 4

printed circuit boards. S20 S20-1 Cut the glue between bulk cap. and PCB with a knife. S20-2 Ensure cutting path within the glue, don’t touch bulk cap. or PCB. S20-3 Cut into the bottom of bulk cap. and pullit up carefully. S20-4 Take out bulk cap. pin solder with soldering iron and absorber. S20-5 Lift the bulk cap. up and away from the PCB.

recovered separately from other WEEE in compliance with Article 4 of EU Council Directive 75/442/EEC. Capacitors / condensers (containing PCB/PCT) No used Mercury containing components No used Batteries No used Printed circuit boards (with a surface greater than 10 square cm) Product has printed circuit boards (with a surface greater than 10 square cm) Component contain toner, ink and liquids No used Plastic containing BFR No used Component and waste contain asbestos No used CRT No used Component contain CFC, HCFC, HFC and HC No used Gas discharge lamps No used LCD display > 100 cm2 Product has an LCD greater than 100 cm2 External electric cable Product has external cables Component contain refractory ceramic fibers No used Component contain radio-active substances No used Electrolyte capacitors (height > 25mm, diameter > 25mm) Product has electrolyte capacitors (height > 25mm, diameter > 25mm) 3. Tools Required List the type and size of the tools that would typically can be used to disassemble the product to a point where components and materials requiring selective treatment can be removed. Tool Description: - Screwdriver (Phillip head) #1 - Screwdriver (Phillip head) #2 - Penknife - Soldering iron and absorber 2. Product material information