Acer B247YC Support and Manuals
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Lifecycle Extension Guide - Page 2
Wiring connectivity diagram 5 3. Disassembly and Assembly SOP 7 5. Troubleshooting 15 6. Mechanical Instruction 6 4. FRU List ...17
Safety Notice Any person attempting to service this chassis must familiarize with the chassis and be aware of Contents
Important Safety Notice 3 1. Exploded Diagram 4 2. Contents
Table of the necessary safety precautions to ...
Lifecycle Extension Guide - Page 3
... electrical shocks, the products should have repairing knowledge, experience, as well as appropriate product training per new model before removing the AC power cord.
! Using Lead-Free solder to replace defective parts. Vender assumes no liability express or implied, arising out of any unauthorized modification of this service manual in assembly and disassembly procedures to an...
Lifecycle Extension Guide - Page 5
Wiring connectivity diagram
There are two types of wiring diagrams for model B247Y. NOTE: INF BD= Interface Board, PWR BD=Power Board, CTRL BD= Control Board 1. The wiring connectivity position will be different according to below diagram. Please base on different SKU refer to the ACTUAL PCBA connector position. SKU with USB.
2. ACER B247Y
5
2. SKU without USB.
Lifecycle Extension Guide - Page 6
Screw-driver: Philips-head screwdriver, Hex-head screwdriver - 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 ...
Lifecycle Extension Guide - Page 7
... from the RC. Please pay attention
when disassembling/assembling Power BD.
PICTURE 1
Tear off the FFC CTRL on the RC 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.
Lifecycle Extension Guide - Page 11
... worktable.
Insert FFC LVDS to the Power BD as the picture 5 and Put Mylar on P/BD. Locate the I /F BD 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. ACER B247Y
11
4.2 Assembly Procedures
Preparation before...
Lifecycle Extension Guide - Page 15
... specification of the host PC is in minimum position and try to raise the volume level.
Abnormal Sound (Only Audio-Input model) (Optional)
No sound, or sound level is in case of missing full-screen image, please select other resolution or other vertical refresh timing.
Wait for servicing, please check the trouble...
Lifecycle Extension Guide - Page 16
... Audio-Input model) (Optional)
No sound, or sound level is too low
Check the audio cable with the host PC is connected.
Check if the volume setup of computer system is in minimum position and try to their default settings. ACER B247Y
16
(HDMI/DP Mode)
Problems
Current Status
LED...
Lifecycle Extension Guide - Page 17
... WHEN ORDERING FRU PARTS, you the FRU (Field Replaceable Unit) listing in the FRU list of this chapter whenever ordering for parts to this printed Service Guide. Category LCD
BOARD
IF BD
P/ BD
CTRL BD USB BD
ACER DESCRIPTION
Description
PART NO. Refer to repair or for repair and service of ACER B247W. For whatever reasons a part number change is...
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