Acer V176L Bedienungsanleitung

Acer Monitor V176L

LIFECYCLE EXTENSION

GUIDE

Contents

Table of Contents

Important Safety Notice.................................................................................3

1. Exploded Diagram......................................................................................4

2. Wiring connectivity diagram ....................................................................5

3. Mechanical Instruction..............................................................................7

4. Disassembly and Assembly SOP ............................................................8

5. Troubleshooting.......................................................................................12

6. FRU List .....................................................................................................14

Safety Notice

Any person attempting to service this chassis must familiarize with the chassis and be aware

of the necessary safety precautions to be used when serving electronic equipment containing

high voltage

ACER V176L

Important Safety Notice

Product Announcement:

This product is certificated to meet RoHS Directive and Lead-Free produced definition. Using approved

critical components only is recommended when the situation to replace defective parts. Vender

assumes no liability express or implied, arising out of any unauthorized modification of design or

replacing non-RoHS parts. Service providers assume all liability.

Qualified Repairability:

Proper service and repair is important to the safe, reliable operation of all series products. The

service providers recommended by vender should being aware of notices listed in this service

manual in order to minimize the risk of personal injury when perform service procedures.

Furthermore, the possible existed improper repairing method may damage equipment or products. It

is recommended that service engineers should have repairing knowledge, experience, as well as

appropriate product training per new model before performing the service procedures.

NOTICE:

! To avoid electrical shocks, the products should be connect to an authorized power cord, and turn

off the master power switch each time before removing the AC power cord.

! To prevent the product away from water or explosed in extremely high humility environment.

! To ensure the continued reliability of this product, use only original manufacturer’s specified parts.

! To ensure following safety repairing behavior, put the replaced part on the components side of

PWBA, not solder side.

! To ensure using a proper screwdriver, follow the torque and force listed in assembly and

disassembly procedures to screw and unscrew screws.

! Using Lead-Free solder to well mounted the parts.

! The fusion point of Lead-Free solder requested in the degree of 220°C.

ACER V176L

1. Exploded Diagram

1.1 Product Exploded Diagram

Item

ODM DESCRIPTION

ASSY BZL

PCBA CTRL

LCDM

PCB SPS BD

PCB IF BD

FFC LVDS

ASSY SHD

SPK

ASSY RC

ASSY CLMN

ASSY BASE

12~15

SCRW

ACER V176L

2. Wiring connectivity diagram

There are four types of wiring diagrams for model V176L. The wiring connectivity position will be

different according to the ACTUAL PCBA connector position. Please base on different SKU refer to

below diagram.

NOTE: INF BD= Interface Board, PWR BD=Power Board, CTRL BD= Control Board

1. SKU without USB, without HDMI/DP

2. SKU without USB, with HDMI/DP

ACER V176L

3. SKU with USB, without HDMI/DP

4. SKU with USB, with HDMI/DP

ACER V176L

3. Mechanical Instruction

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:

- working table

- Screw-driver: Philips-head screwdriver, Hex-head screwdriver

- Knife

- glove

- cleaning cloth

- ESD protection

ACER V176L

4. Disassembly and Assembly SOP

V176L

4.1 Disassembly Procedures

Preparation before disassemble

1.Clean the room for disassemble

2.Identify the area for monitor

3.Check the position that the monitors be placed and the quantity of the monitor ;prepare the area for material flow;

according to the actual condition plan the disassemble layout

4.Prepare the implement, equipment, materials as bellow:

1) working table

2) Screw-driver: Philips-head screwdriver, Hex-head screwdriver

3) knife

4) glove

5) cleaning cloth

6) ESD protection

After unplugging the power cord, the power board still have power energe. Please pay attention

when disassembling/assembling Power BD.

Disassemble the

RC(Rear Case), stand

and base

Before Disassembling & Assembling, monitor need to be put on the sponge and

the Insulation glove must be wore during the process.

Disassemble Stand and Base from the RC(Rear Case). Unlock RC screws.

Disassemble RC from monitor.

Disassemble SHD

Tear down AL-Tape off SHD(Shielding) as picture 1.

Unlock the Hexagonal screws as picture 2.

PICTURE 1 PICTURE 2

ACER V176L

Disassemble the lamp wire

Tear off the tape on the lamp wire and etract the lamp wire form the P/BD(Power Board)

as the picture.

Disassemble LVDS

CABLE and CTRL BD

Tear off the tape, pull out the FFC as picture 1.

Pull the CTRL BD-FFC out of the PCBA and the CTRL BD, tear off the tape and

disassemble the CTRL BD-FFC

PICTURE 1 PICTURE 2

Disassemble the Bezel from

panel.

Tear off the tapes, take out the Panel and the CTRL BD of the Bezel

Disassemble I/F BD and

P/BD from SHD.

Disassembled the Mylar and unlock all screws.

Disassemble the I/F BD from the SHD and extract the P/BD wire.

Extract the FFC LVDS from the I/F BD.

Disassemble SPK.

Disassemble the P/BD from the SHD.

NOTE: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows.

Please detach the Circuit boards and follow local regulations for disposal.

LED BD

P/BD

IF BD

ACER V176L

4.2 Assembly Procedures

Preparation before assemble:

1.Clean the room for work

2.Identify the area for material

3.Prepare the implement, equipment, materials as bellow：

1) working table

2) Screw-driver

3) Knife

4) glove

5) cleaning cloth

6) ESD protection

After unplugging the power cord, the power board still have power energe. Please pay attention when

disassembling/assembling Power BD.

Assemble I/F BD and P/BD

Before Disassembling & Assembling, monitor need to be put on the sponge

and the Insulation glove must be wore during the process.

Assemble the SPK to the SHD, stick the SPK-Wire with tape and stick one tape on the

SHD remarked with red circle and as picture 1.

Insert the FFC to the I/F BD as picture 2.

Insert the P/BD-Wire to the I/F BD and the P/B, place the I/F BD and the Power BD to

main SHD and lock all screws as picture 3.

Put Mylar on the Power BD as picture 4.

PICTURE 1

PICTURE 2 PICTURE 3 PICTURE 4

Assemble the Bezel,

CTRL-BD and Panel

Insert the CTRL BD-FFC to CTRL BD as circle frame, and insert them into the bezel.

Assemble the panel on the bezel.

Stick Mylar on CTRL BD FFC as square frame and Insert the CTRL BD -FFC to the

PCBA as circle frame.

PICTURE 1 PICTURE 2

I/F BD

P/BD

IF/BD

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