Dell UltraSharp U2419H Bedienungsanleitung
Wedge your fingers between the rear cover and the middle bezel on the corner 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.Use a Philips-head screwdriver to remove four screws for unlocking mechanisms. (No.1~4 screw size=M4x8; Torque=10~11kgfxcm) Take out all accessories including QSG, Delta-e paper, 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. 2341 Take out the base, Paper-Top and stand from the carton, then take out the monitor from the pizza carton.S3S4S6Delta_E paperQSGUSB cableDP cablepower cableUser’s manualS5S7basestand
42132
1
Go to contents pageDELL U2419HLift the rear cover up carefully. Disconnect the USB FFC cable from the connector of the interface board, and then remove the rear cover.
S10S8S12S9S112Go to contents pageDELL U2419HUse a Philips-head screwdriver to remove one screw for unlocking the USB board unit, then release the USB board unit and put it aside.(No.1 screw size=M3x6, Torque=4±0.5kgfxcm)S71Tear off 3pcs aluminium foils for unfixing the panel lamp cable. Use a proper tool to release the function key cable from the connector, then pull the function key cable high for releasing the function key cable as the picture below shown.Use a Philips-head screwdriver to remove 5pcs screws for unlocking the front bezel with the assembled unit. (No.1~5 screw size=M2x2.7, Torque=3±0.5kgfxcm)35241U.se a Philips-head screwdriver to remove 2pcs screws(left and right) for unlocking the front bezel with the panel module, then disassemble the front bezel with the unit and put it aside(No.1~2 Screw size= M3x0.5x4, Torque=3~4kgfxcm)12Tear off the mylar tape on the function key board, then use a Philips-head screwdriver to tighten 3pcs screws for locking the function key board with the front bezel.(No.1~3 Screw size= M2x2.4, Torque=1±0.2kgfxcm)123
Use a Philips-head screwdriver to remove screws for unlocking power board and interface board. 6pcs (No.1 screw size=M4x8, Torque=6±0.5kgfxcm; No.2~6 screw size=M3x7.5, Torque=6±0.5kgfxcm)S15Remove the circuit boards from the disconnect all of the cables.bracket chassis module carefully, and then S16Turn over the bracket chassis module. Remove the Mylar from the hooks of the bracket, and then use a Philips-head screwdriver to remove screws for unlocking AC power outlet. two (No.1~2 screw size=M3x10, Torque=6±0.5kgfxcm) S173
Go to contents pageDELL U2419HUnplug the panel lamp cables from the connectors of the panel module and power board. U.se a Philips-head screwdriver to remove 4pcs screws for locking the bracket chassis module with the panel(No.1~4 Screw size= M3x0.5x3, Torque=5~6kgfxcm) 2341S12S13Lift up the bracket chassis, and disconnect the LVDS cable from the connector of the panel module, then put the bracket chassis on a protective cushion. S14214456
21
Remove electrolyte capacitors (red mark) from printed circuit boards
S1ϴ-1 Cut the glue between bulk cap. and PCB with a knife
S1ϴ-2 Ensure cutting path within the glue, don’t touch bulk cap. or PCB
S1ϴ
-3 Cut into the bottom of bulk cap. and pull
it up carefully
S18
4DELL U2419HCGo to contents pageDELL U2419H
S1ϴ-4 Take out bulk cap. pin solder with soldering iron and absorber
S1ϴ-5 Lift the bulk cap. up and away from the PCB
DELL U2419H5
Go to contents page
The following substances, preparations, or components should be disposed of or
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)
ϯ. 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
Ϯ. Product material information
6DELL U2419HCGo to contents pageDELL U2419H
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