Dell P2719HC Manual de usuario

Wedge your fingers between the 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..

Use a Philips-head screwdriver to remove four

screws for unlocking mechanisms.

(No.1~4 screw size=M4x10; Torque=12±0.5kgfxcm)

Take out all of the QSG,accessories including DP

cable, power cable, USB cable, CD&user’s manual,

stand and base from the carton from the

carton.(Note: It depends on whether users returning

the accessories)

Open the Pizza carton with a proper tool.

1. Disassembly Procedures:

Lift the rear cover up carefully. Disconnect the USB

FFC cable from the connector of the interface board,

and then remove the rear cover.

Take out of the Paper-top and monitor from the

carton, then take out the monitor from the EPE bag

and put the LCD monitor on a protective cushion.

Go to contents page

DELL P2719HC

QSG

stand

base

power cable

DP cable

USB cable

user’s manual

Tear off 2pcs the aluminium foils for unfixing the

bracket chassis base.

Release the panel lamp cable from the hook of the

middle bezel. 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.

Use 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)

Go to contents page

DELL P2719HC

Use a Philips-head screwdriver to remove 2pcs

screws for unlocking the bracket with the panel.

(No.1~2 screw size=M3x2.8, Torque=2~3kgfxcm)

S10 S13

aluminum foil

Use a Philips-head screwdriver to remove 15pcs

screws for unlocking the middle bezel with the

assembled unit.

(No.1~13 screw size=M3x4, Torque=3~4kgfxcm;

No.14~15 screw size=M1.6x1.7, Torque=0.6~1kgfxcm)

Take away the

middle bezel, and put it on a fixture,

then use a Philips-head screwdriver to remove 3pcs

screws for unlocking the function key board with the

middle bezel

S11

S12

Lift up the panel module with the bracket chassis for

releasing the front bezel away from the panel

module.

12 1

14 15

Take away the bracket chassis module and then put

the bracket chassis module on a protective cushion.

S15

Remove the Mylar from the hooks of the bracket.

Use a Philips-head screwdriver to remove

screws for unlocking the AC power outlet.

two

( No.1~2 screw size=M3x8, Torque=6~7kgfxcm)

Remove the interface board and power board from

the bracket chassis module carefully, and disconnect

all the cables.

Use a Philips-head screwdriver to remove six screws

for unlocking the circuit board, release all the cables

from the hooks.

(No.1~5 screw size=M3x7.5, Torque=6±0.5kgfxcm;

No. 6 screw size=M4x8, Torque=6±0.5kgfxcm)

S14

S16

S18

Disconnect the panel lamp cable from the connector

of panel module, then unplug the LVDS cable from

the connector of the panel module by pushing the

earing-locks.

S17

Go to contents page

DELL P2719HC

Remove electrolyte capacitors (red mark) from printed circuit boards

S19-1 Cut the glue between bulk cap. and PCB with a knife

S19-2 Ensure cutting path within the glue, don’t touch bulk cap. or PCB

S19-3 Cut into the bottom of bulk cap. and pull it up carefully

S19

DELL P2719HC

S19-4 Take out bulk cap. pin solder with soldering iron and absorber

S19-5 Lift the bulk cap. up and away from the PCB

DELL P2719HC

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)

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

DELL P2719HC

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