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This document has been published to be used 
for after sales service only.
The contents are subject to change without notice.

SHARP CORPORATION

q

SERVICE MANUAL

CODE :

CONTENTS

Parts marked with "

!

" are important for maintaining the safety of the set. Be sure to replace these parts with specified 

ones for maintaining the safety and performance of the set.

00ZLLT15V1SME

LCD MONITOR

MODEL

LL-T15V1

CHAPTER 1. 

CHAPTER 2. 

CHAPTER 3. 

CHAPTER 4. 

CHAPTER 5. 

OUTLINE OF THE PRODUCT, 
NOMENCLATURE AND FUNCTION........................................ 1 - 1

CONNECTION, ADJUSTMENT, 
OPERATION AND FUNCTIONS.............................................. 2 - 1

DISASSEMBLY AND ASSEMBLY............................................ 3 - 1

TROUBLESHOOTING.............................................................. 4 - 1

CONNECTOR SIGNAL NAME 

n

 BLOCK DIAGRAM 

n

 

CIRCUIT DIAGRAM 

n

 PWB LAYOUT.......................................... 5 - 1 

Summary of Contents for LL-T15V1

Page 1: ... of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set 00ZLLT15V1SME LCD MONITOR MODEL LL T15V1 CHAPTER 1 CHAPTER 2 CHAPTER 3 CHAPTER 4 CHAPTER 5 OUTLINE OF THE PRODUCT NOMENCLATURE AND FUNCTION 1 1 CONNECTION ADJUSTMENT OPERATION AND FUNCTIONS 2 1 DISASSEMBLY AND ASSEMBLY 3 1 TROUBLESHOOTING 4 1 CONNECTOR SIGNAL NAME n BLOCK DIAGRAM n ...

Page 2: ...Power consumption Maximum 29W 3W when in power saving mode Use special AC adapter Dimensions W u D u H 339 mm u 187 mm u 322 mm Weight Approx 3 4 kg Excluding AC adapter and RGB signal cable DIMENSIONS Units mm Relevant signal timings All are compliant only with non interlaced Frequencies for Power Macintosh are reference values If the monitor is receiving timing signals that are not compatible OU...

Page 3: ...rt of the appearance are subject to change without notice No Function No Function 1 Red video signal input 9 5V 2 Green video signal input 10 GND 3 Blue video signal input 11 N C 4 GND 12 DDC data 5 GND 13 For Hsync signal input 6 For red video signal GND 14 For Vsync signal input 7 For green video signal GND 15 DDC clock 8 For blue video signal GND 2 5 1 3 4 10 6 7 8 9 15 11 12 13 14 Mini D sub c...

Page 4: ...Power terminal The AC adapter is connected here 7 RGB input terminal The RGB signal cable is connected here 8 Security lock anchor By connecting a security lock purchased separately to the security lock anchor the monitor is fixed so that it cannot be transported The security slot works in conjunction with Kensington Micro Saver Security Systems 9 Ventilation openings Note Never block the ventilat...

Page 5: ...for the first time or after having changed the system setting during use perform an automatic screen adjustment Depending on the computer or OS it may be necessary to use the computer to install monitor set up information If so follow the steps below to install the monitor set up informa tion 2 2 TURNING THE POWER OFF 1 Turn the computer off 2 Press the monitor s power button The Power LED will di...

Page 6: ... Click Next 3 Check Display a list of all the drivers in a specific location so you can select the driver you want then click Next 4 When Models is displayed click on Have disk confirm that Copy manufacturer s files from is A and click OK 5 Confirm that the monitor details are selected then click Next Next and Finish If the Add New Hardware Wizard appears repeat the installation commands beginning...

Page 7: ... set up information has already been installed so too has the profile and there is no need to install it This explanation assumes that the floppy disk drive is A drive 1 Place the Utility Disk in the computer s A drive 2 Click on the Start button From Settings choose Control Panel 3 Double click on Display 4 Click on Settings and Advanced 5 Click on General and from Compatibility select Apply the ...

Page 8: ...r on the screen and the lock will be set When the menu is locked ADJUSTMENT UNLOCKED will appear on the screen and the lock will be removed Note When the lock is in place all buttons other than the power button are disabled 4 1 ADJUSTING THE BACKLIGHT 1 Without the OSD Menu being displayed press the e button or the d button 2 Adjust by pressing the e button darker or the d button lighter The BRIGH...

Page 9: ...Pattern on the accompanying Utility Disk 2 Press the MENU button The ADJUSTMENT Menu will be displayed At this point relevant menu options can be adjusted Each time the MENU button is pressed the next menu is selected ADJUSTMENT 3 GAIN CONTROL 3 WHITE BALANCE 3 MODE SELECT 3 OSD Menu disappears Notes The OSD Menu automatically disappears approximately 30 seconds after the last command This explana...

Page 10: ...ONTRAST e button for purple d button for green B CONTRAST e button for yellow d button for blue MENU 4 MODE SELECT Notes Depending on the resolution of the input signal even if menu options can be selected the display may not change To choose a menu option SELECT button When adjustment complete MENU button OSD H POSITION OSD horizontal position The position of the OSD display can be moved to the l...

Page 11: ...cally adjusted using the Auto Gain Control func tion MENU 3 WHITE BALANCE COOL STD WARM 5 levels USER R G B 0 100 WHITE BALANCE Menu COOL Color tone bluer than standard Color tone slightly bluer than standard STD Color tone standard setting Color tone slightly redder than standard WARM Color tone redder than standard USER R CONTRAST e button for blue green d button for red G CONTRAST e button for ...

Page 12: ...RAST MENU WHITE BALANCE COOL STD WARM USER SELECT B CONTRAST SELECT SELECT G CONTRAST R CONTRAST MENU MODE SELECT OSD H POSITION SELECT OSD V POSITION SELECT 400 LINES SELECT SCALING SELECT LANGUAGE 1 Adjusting the backlight Buttons 2 Resetting all adjustment values Power ON Power ON Press the above two buttons at same time and while turn the power on 3 ADJUSTMENT menu reser Press the two buttons ...

Page 13: ...two screws i and disassembly the stand 2 THE LCD SECTION 1 Remove the four screws A and the two screws C then remove the rear panel 1 2 Remove the two lock screws J and the six screws C then remove the main board shield 2 3 Remove the four screws F and remove the connector b c a and h then remove the main board 6 4 Remove the four screws D then remove the inverter shield 3 5 Remove the four screws...

Page 14: ...hronizing signal is input to main PWB Replace RGB cable with a new one LED turns on in orange Check power input system 1 AC adapter Normal Connected properly 2 Blown out fuse F1 3 5VX 3 3V PVD VDD VD 3V3 VLCD 3V3 signal is output 4 LED Check LED for breakage Check the path between J101 Pin 3 and IC101 Pin 16 Replace any defective unit 1 Adapter 2 A Main PWB 3 Switch PWB with a new one Backlight tu...

Page 15: ...ECT buttons while turning on power switch Screen stays in black Screen stays in white Screen jitters or on screen characters flicker Abnormal color Check the following signals 1 Check if module control signal is output 2 Check if VLCD voltage is output normally Yes No Yes No Yes No CLOCK and PHASE can be adjusted Does abnormal area move on screen when BLACK LEVEL or CONT is changed after H POS or ...

Page 16: ...OR SIGNAL NAME BLOCK DIAGRAM CIRCUIT DIAGRAM PWB LAYOUT 5 1 CHAPTER 5 CONNECTOR SIGNAL NAME BLOCK DIAGRAM CIRCUIT DIAGRAM PWB LAYOUT 1 CONNECTOR SIGNAL NAME CONNECTOR W01 CONNECTOR W07 CONNECTOR W06 CONNECTOR W04 CONNECTOR W05 ...

Page 17: ...and clock generator input Sync processor and clock generator R G B 8 8 8 ADC Power management DATACLK HSOUT VSOUT SOGOUT VCLK1 FCLK1 IC03 TLC2933 IC 05 MTV230 IC04 EEPROM ISCL ISDA DC 12Vin POWER Control 5V 3 3V HSOUT VSOUT OSD R OSD G OSD B IC07 OSD TFT LCD EEPROM Interface Control Register Input mode Detection Calibration Control Center Output Sync processor and clock generator Digital Data Proc...

Page 18: ...PC UM10M LL T15V1 CONNECTOR SIGNAL NAME BLOCK DIAGRAM CIRCUIT DIAGRAM PWB LAYOUT 5 3 8 7 6 5 4 3 2 1 A B C D 1 2 3 4 5 6 7 8 D C B A 3 CIRCUIT DIAGRAM ...

Page 19: ...PC UM10M LL T15V1 CONNECTOR SIGNAL NAME BLOCK DIAGRAM CIRCUIT DIAGRAM PWB LAYOUT 5 4 4 PWB LAYOUT A SIDE ...

Page 20: ...PC UM10M LL T15V1 CONNECTOR SIGNAL NAME BLOCK DIAGRAM CIRCUIT DIAGRAM PWB LAYOUT 5 5 B SIDE ...

Page 21: ...any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION Information Systems Group Quality Reliability Control Center Yamatokoriyama Nara 639 1186 Japan 2001 October Printed in Japan t SHARP CORPORATION Digital Document System Group Products Quality Assurance Department Yamatokoriyama Nara 639 1186 Japan ...

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