Mi TV 4S 55 User manual

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2019-8-19
售后技术中心
MI TV 55 inch After-sales Technical
Manual V01
正面图
MI TV 55 inch After-sales Technical Manual V01
1.Specification
2.Packing Parameter
3.DOA/DAP Inspection Criteria
3.1 TV Core Union Inspection Criteria
3.1.1 Inspection Tools
3.1.2 Defects Definition
3.1.3 Appearance Grade Definitions
3.1.4 Unit& Abbreviation
3.1.5 Appearance Inspection Standards

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3.1.6 Function Detected Criteria
3.1.7 Gap/Range Difference（mm）
4 .7 Days No Reason to Return Products’ Inspection& Acceptance Standards
4.1Inspection Methods
4.2Defects Definition
4.3Appearances’ Inspection Criteria
5. Function Test
5.1 Elecronic Performance Test
5.1.1 Start Up Test
5.1.2 Power Off/Reset Test
5.2 Signals Resources Test
5.3 Network Setup
5.3.1 Wireless Connection
5.3.2 Wired Connection
5.4 Display Parameter Adjustment
5.5 Audio Out
5.6 Online Film and TV Resources
5.7 System Recovery
6. Online Upgrade
6.1 Smart Update
6.2 Manual Update
6.3 U disk Update
7 .Data Clean（Trio-Clean）
7.1 Switch Off TV
7.2 Activate Trio-Clean Interface by Remoter
7.3 Reset System 8 . Get Beta test license
9 . Liquid Crystal Display Television’ s Disassemble and Assemble instructions
9.1 Tools preparation
9.2 Dissemble
9.2.1 Dissemble Pedestals
9.2.2 Dissemble the back shell
9.2.3 Dissemble the horn cover
9.2.4 Dissemble the connect wire
9.2.5 Dissemble the FFC wire
9.2.6 Dissemble the MAIN Board
9.2.7 Dissemble the wall bracket
9.2.8 Dissemble the T-CON board
9.2.9 Dissemble the wire & Wifi antenna
9.2.10 Dissemble Accomplished
9.3 TV Assemble
9.3.1 Assemble Main Board
9.3.2 Assemble Loudspeaker
9.3.3 Connect wifi board

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9.3.4 Assemble FFC insertion
9.3.6 Assemble the FPC
9.3.7 Assemble back shell
9.3.8 Assemble the horn cover
9.3.9 Locking the back shell
9.3.10 Assemble Accomplished
9.4 Notes of Disassembly and Assembly
10.Wall-mounted Components
11.Defests' Codes
12 .FAQ

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1. Specification

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2. Packing Parameter
包装清单
3. DOA/DAP Inspection Criteria
TV Core Union Inspection Criteria
检验标准表
Notice: Please do refer to Product Inspection Area Identifications and Appearance
Defaults Form as long as detect any product via mentioned Inspection Method above,
unless defective products are out of the range of criteria.

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3.1.1 Inspection Tools
检验工具

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3.1.2 Defects Definition
缺陷定义
3.1.3 Appearance Grade Definitions

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3.1.4 Unit&Abbreviation
单位及缩写
外观级面定义
-
表
外观级面定义
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图

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3.1.5 Appearance Inspection Standards

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外观检验标准-表

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3.1.6 Function Detected Criteria
功能检验标准-表
3.1.7 Gap/Range Difference（mm）
段差缝隙-表
4. 7 Days No Reason to Return Products’
Inspection& Acceptance Standards
4.1 Inspection Methods

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Refer to DOA/DAP process
4.2 Defects Definition
缺陷定义-表2
4.3 Appearances’ Inspection Criteria
外观检验标准-表2

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5. Function Test
5.1 Electronic Performance Test
5.1.1 Start Up Test
Power on TV. Press power button on Remoter. Wait for TV enter Home screen.
主界面
5.1.2 Power Off/Reset Test
Hold press Power button，recall Menu to press power off/reboot when it is in powered
on status, then press confirm button to choose relevant mode.
关机

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Reboot：Mi TV will step into reboot mode after press it.
Power off：Mi TV will step into sleeping mode when you press the icon. It will step into
default power off mode if there is no selections after 20 seconds automatically.
Screen off：The screen will shut down with videos playing.
5.2 Signals Resources Test
HDMI Port：Insert HDMI Cable to HDMI devices and inspect if the images and sounds
are regular or not.
USB Port：Verify the functions via insert U Flash Disk or external HD.
AV Port：Insert AVI Cable to AV devices and inspect if the images and sounds are
regular or not.
CI Port：Insert CI card to verify scan channel function and inspect if images and
sounds are regular or not.
Audio out Port: Check if the sound output is regular or not via connect earphone or
speakers.
5.3 Network Setup
5.3.1 Wireless Connection
Confirm to Wi-Fi connection when you step into MI TV Customer setup. Then choose
an available Wi-Fi network and input your password.

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wifi
5.3.2 Wired Connection
The network will be connected automatically when inserting network cable to LAN port
and the network will connect automatically.
Mi TV will give priority to wired connection when we connect wired and Wi-Fi at the
same time, Wi-Fi will be disconnected.
5.4 Display Parameter Adjustment
Settings->Device Preferences->Picture->Picture Mode parameters then you can adjust
parameters for display video.

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图像参数
5.5 Audio Out
Settings->Device Preferences-> Sound

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小米家庭音响
Internal Speakers：Enteral speakers are regular but it is malfunctioned when it
connects to sound bar.
Sound Bar：Sound bar is regularly but it is malfunctioned when it connects to internal
speakers.
HDMI（ARC）&S/PDIF：External speakers are regularly but it is malfunctioned when
it connect to internal speakers.
5.6 Online Film and TV Resources
You can choose online video resources that you are interested in on Menu screen
when you connect to network successfully, ensure that the video display and sound is
stable and regular. Please pause the video and wait for the display stuttering is
meliorated when you face display stuttering problems.

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在线视频
5.7 System Recovery
You can solve software issues by entering Settings->Device Preferences ->Reset when
you confront application or system issues.
还原
6. Online Upgrade
6.1 Smart Update
Auto update selection needs on the basis of actual requirement.