LG 27BL85U Скачать руководство пользователя страница 4

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Copyright  © 

  LG Electronics. Inc. All rights reserved.

Only for training and service purposes

SPECIFICATION

NOTE : Specifications and others are subject to change without notice for improvement.

1. General Specification

**  Provided  accessory:  #8/#9  ,  it’s  different  marketing  request. 

No 

Item 

Content 

Measurement 

Result

Remark 

1  Customer 

BRAND 

Checked 

 

BRAND  :  LGE  Product 

2  User  Model  Name 

27UL850 

Checked 

 

1pole stand 

3  Sale  region 

Worldwide 

Checked 

 

 

4  Feature 

27 ”LCD  MONITOR  (IPS  UHD HDR) 

Checked 

 

 

5  Chassis  Name 

LM8BA   

Checked 

 

PCB,  Product  spec.,  Adjustment  spec. 

General 
Scope 

External  SW  &  Adj. 

Joystick  switch 

Up / Down / Left / Right / OK (Power) 

Checked 

 

Press and Hold : Power off 

Function 

Picture  Mode,  Ratio,  S.E.S,  Six  Color,  On  Screen  Con
trol,HDR10, Dual  Controller,  Factory  Calibration
HW Calibration, Speaker 5W x2 

Checked 

 

 

7  Input 

HDMI IN 

HDMI1(2.0) / HDMI2 (2.0) 

Checked 

 

 

DP IN 

Display  Port  (1.2) 

Checked 

 

 

USB-C IN 

DP(1.2),*PD 60W, USB Data 

Checked 

 

*PD ; Power delivery 

USB DN 

USB  3.0  Downstream  x  2   

Checked 

 

Do not support Quick charging 

H/P OUT 

Audio  L/R 

Checked 

 

 

RS-232C 

N/A 

Checked 

 

 

8  Power Cord 

Length 

1.55±0.05m:   

1.55m

 

 

Refer to Suffix standard and   
power cord Table. 

 

Weight 

0.174kg  ±  10%, 

0.173kg 

 

Color 

White 

Checked 

 

9  Cable 

Phone to RS-232 

Length 

0.2  ±  0.01m 

N/A 

 

Do not provide   

Weight 

0.02kg  ±  10%, 

N/A 

 

Color 

Black 

N/A 

 

USB  C  To  C Cable 

Length 

1.8  ±  0.03m 

1.80m 

 

P/N : EAD6393260

2

 

(Refer to BOM) 

Weight 

0.0775kg  ±  5% 

0.077kg 

 

Color 

White 

Checked 

 

Impedance 

1) CABLE : 90 

Ω±1

5

Ω

   

2)  CONNECTOR  :  90 

Ω±1

0

Ω 

1) 84.21~94.41ohm 
2) 93~95.47 

 

DisplayPort 

Length 

1.50m±0.05m 

1.5m

 

 

P/N  :  EAD63749403 
(Refer  to  BOM) 

Weight 

0.136kg  ±  10% 

0.135kg 

 

Color 

White 

Checked 

 

Impedance 

1)  CABLE  :  100

Ω±5Ω 

2)  CONNECTOR  :  100

Ω±1

0

Ω 

1) 98.37~101.9ohm 
2) 92.33~102.7ohm 

 

HDMI 

Length 

1.50m  ±  0.05m 

1.5m

 

 

P/N  :  EAD63954402   
(Refer  to  BOM) 

Weight 

0.090kg  ±  10% 

0.090kg 

 

Color 

White 

Checked 

 

Impedance 

1)  CABLE  :  100

Ω±5Ω

   

2)  CONNECTOR  :  100

Ω±1

0

Ω 

1) 96.69~105.73ohm
2) 90.73~108.97ohm

 

10  Power 

(Adapter  /  PSU  /LPB) 

Output:  DC  19V  7.37A,  140W  Adapter 
Color:  White,  Weight  :  0.58kg  ±10%,  without  vinyl  bag 

Checked 

 

P/N  :  EAY64929301(Refer  to  BOM) 

11  Power Rating 

Input  :  DC  19V/  7.0A 

Checked

 

 

Request to regulation team 

12  Accessory  Box 

 

Not applied 

13  Applying  module  list 

P/No 

Specification 

Checked 

 

27”  UHD  MODULE  (LG Display) 

EAJ63750101 

LM270WR3-SSA1 

(Refer  to  BOM) 

Содержание 27BL85U

Страница 1: ...nternal Use Only CHASSIS MODEL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUAL LED MONITOR SERVICE MANUAL LM8BA 27UL850 27BL85U P NO MFL69413817 1811 REV00 ...

Страница 2: ...nics Inc All rights reserved Only for training and service purposes CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 Firmware Upgrade Method 8 TROUBLE SHOOTING GUIDE 19 BLOCK DIAGRAM 14 EXPLODED VIEW 15 DISASSEMBLY 16 CONTENTS ...

Страница 3: ... of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the...

Страница 4: ...P OUT Audio L R Checked RS 232C N A Checked 8 Power Cord Length 1 55 0 05m 1 55m Refer to Suffix standard and power cord Table Weight 0 174kg 10 0 173kg Color White Checked 9 Cable Phone to RS 232 Length 0 2 0 01m N A Do not provide Weight 0 02kg 10 N A Color Black N A USB C To C Cable Length 1 8 0 03m 1 80m P N EAD63932602 Refer to BOM Weight 0 0775kg 5 0 077kg Color White Checked Impedance 1 CAB...

Страница 5: ... 1152 x 864 Checked V Lines 60 05 905 864 1 3 37 5 H Pixels 74 250 45 00 1650 1280 110 40 220 1280 x 720 Checked V Lines 60 00 750 720 5 5 20 6 H Pixels 83 5 49 702 1680 1280 72 128 200 1280 x 800 Checked V Lines 59 810 831 800 3 6 22 7 H Pixels 108 63 981 1688 1280 48 112 248 1280 x 1024 Checked V Lines 60 02 1066 1024 1 3 38 8 H Pixels 108 00 60 00 1800 1600 24 80 96 1600 x 900 Checked V Lines 6...

Страница 6: ... 60 00 750 720 5 5 20 6 H Pixels 83 5 49 702 1680 1280 72 128 200 1280 x 800 Checked V Lines 59 810 831 800 3 6 22 7 H Pixels 108 63 981 1688 1280 48 112 248 1280 x 1024 Checked V Lines 60 02 1066 1024 1 3 38 8 H Pixels 108 00 60 00 1800 1600 24 80 96 1600 x 900 Checked V Lines 60 00 1000 900 1 3 96 9 H Pixels 148 5 67 5 2200 1920 88 44 148 1920 x 1080 Checked V Lines 60 1125 1080 4 5 36 10 H Pixe...

Страница 7: ... 7 Copyright LG Electronics Inc All rights reserved Only for training and service purposes BLOCK DIAGRAM ...

Страница 8: ...fety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE Only for training and service purposes ...

Страница 9: ...tronics Inc All rights reserved Only for training and service purposes Assembly Disassembly Disassembly method 1 1 Tool 2 Pull the button downward and disassembly the stand 3 Remove screw 4ea 1 Put the set on a soft cloth ...

Страница 10: ...G Electronics Inc All rights reserved Only for training and service purposes 5 Disassembly the FFC Lamp control D and hera 6 Remove screw 3eaandChassis assy 4 Open the Back cover with jig first point is middle of top ...

Страница 11: ... 11 Copyright LG Electronics Inc All rights reserved Only for training and service purposes 9 LCD Module 7 Reversed Head assyand Disassembly deco 8 Reversed Head assyand Remove screw 9ea ...

Страница 12: ... Use Only 1 NO POWER N Check Power connector OK Replace Adapter Y N Y Y N Replace IC601 Recheck N Y Replace IC202 Flash Memory Y Check JP400 JP401 Voltage Level 19V Check IC601 Output Voltage Level 3 3V Check IC405 IC403 IC404Output Voltage Level 5V 1 8V 1 15V Replace IC405 IC403 IC404 Recheck Check X200 Clock 12MHz Replace X200 ...

Страница 13: ...rposes LGE Internal Use Only 2 NO SCREEN ON Replace Cable N Module Back Light On Y N N Replace IC402 Recheck Y N Replace T Con Board or Module Y Check IC 601 Replace Main Scaler IC Check Panel Power 10V JP209 Check WLED_ENABLE High IC601 Pin 27 Check e DP Cable for Damage or Open Conductors ...

Страница 14: ...l Use Only 3 No Video HDMI Check signal format and resolution Is it supported Check JK100 or JK101 for proper connection or Damage Replace Connector Y N Check HDMI 5V from Source PC JK100 and JK101 Pin No 18 Re Download EDID Data Y N Y Check HDMI Cable for Damage or Open Connector Y Replace Main Scaler IC200 ...

Страница 15: ...nd service purposes LGE Internal Use Only 4 No Video DP Replace Main Scaler IC200 Check signal format and resolution Is it supported Check JK801 for proper connection or Damage Replace Connector Y N Check AUX Signal R137 or R142 Y Y Check DP Cable for Damage or Open Connector Y ...

Страница 16: ...service purposes LGE Internal Use Only 4 No USB C Replace Main Scaler IC200 Check input signal format Is it supported Check JK801 for proper connection or Damage Replace Connector Y N Check AUX Signal R876 or R890 Y Y Y Check USB CCable for Damage or Open Connector N ReplaceIC801 ...

Страница 17: ...aining and service purposes LGE Internal Use Only 5 No Sound H P Replace Main Scaler IC200 Check the Input source Check the sound setting in PC Setting like a right image Y N Check JK501 Soldering Do re soldering Y N Y Check Cable status for Damaged or Open Connector Y ...

Страница 18: ...raining and service purposes LGE Internal Use Only 6 No Sound Speaker Check the Input source Check Speaker Cable is connected Connect the Cable correctly Y N Replace Speaker and Check the status Replace Main Scaler IC200 N Y Check Cable for Damaged or Open Connector Y ...

Страница 19: ......

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