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CODE : 00Z

SERVICE MANUAL

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.

SHARP CORPORATION

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

LLT15S3SME

LCD MONITOR

MODEL

LL-T15S3

CHAPTER 1. OUTLINE OF THE PRODUCT,

NOMENCLATURE AND FUNCTION . . . . . . . . . . . . . . . . . .1 - 1

CHAPTER 2. CONNECTION, ADJUSTMENT,

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

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

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

CHAPTER 5. CONNECTOR SIGNAL TABLE •

CIRCUIT DIAGRAM • PWB LAYOUT . . . . . . . . . . . . . . . . .5 - 1

■

APPENDIX : IC DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 - 1

Содержание LL-T15S3

Страница 1: ...cument has been published to be used for after sales service only The contents are subject to change without notice LLT15S3SME LCD MONITOR MODEL LL T15S3 CHAPTER 1 OUTLINE OF THE PRODUCT NOMENCLATURE AND FUNCTION 1 1 CHAPTER 2 CONNECTION ADJUSTMENT OPERATION AND FUNCTIONS 2 1 CHAPTER 3 DISASSEMBLY AND ASSEMBLY 3 1 CHAPTER 4 TROUBLESHOOTING 4 1 CHAPTER 5 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB L...

Страница 2: ...Temperature of operating environment 5 35 C Power consumption 33W With no audio input 36W maximum 2W when in power saving mode Dimensions 338 W x 145 D x 313 H mm Weight Approx 3 9kg approx 3 3kg excluding stand Excluding analog signal cable DIMENSIONS UNITS MM Analog signal cable Approx 1 8m Audio cable Approx 1 8m SIGNAL TIMINGS Recommended resolution is 1024 x 768 All are compliant only with no...

Страница 3: ...close the OSD On Screen Display Menu 2 c MODE button When the OSD Menu is displayed This button is used to select menu options When the OSD Menu is not displayed This button is used to set COLOR MODE 3 e d buttons When the OSD Menu is displayed These buttons are used to select an option or adjust the value of the selected option When the OSD Menu is not displayed These buttons are used to adjust b...

Страница 4: ...arder in the middle of travel Continue raising by applying more force at that point Raise the display section until it stops when titled forward approx 5 2 Adjust to an easy to view angle 2 Angle adjustment Press down on the stand and adjust it to a suitable viewing angle Do not use the monitor when tilted back beyond approximately 25 The monitor may fall over leading to injury or malfunction 3 Fo...

Страница 5: ...sory audio cable is connected to the audio output termi nal of the computer the sound of the connected computer is output from the monitor speakers You can also use the headphone jack of the display 1 2 CONNECTION OF HEADPHONES COMMERCIALLY AVAILABLE Headphones commercially available can be connected Note When the headphones are connected no sound can be heard from the monitor speakers 1 3 CONNECT...

Страница 6: ...could lead to malfunction 5 Being careful not to damage the monitor spread out a soft cloth and lay the monitor on it display side down 6 Attach the arm to the monitor with four screws Note The screws used to attach the arm should be M4 screws with a length of 8 mm 10 mm protruding from the surface to be attached Using different screws could cause the monitor to fall off or to be internally damage...

Страница 7: ... Power ON Power ON Press the above two buttons at same time and while turn the power on 2 ADJUSTMENT menu reset Press the two buttons at same time 3 Adjustment lock function While pressing the MENU button turn the power on 6 Screen adjustment MENU ADJUSTMENT AUTO CLOCK PHASE H POS V POS AUTO MENU GAIN CONTROL BLACK LEVEL CONTRAST MENU COOL STD WHITE BALANCE WARM USER R CONTRAST CONTRAST R G B G CO...

Страница 8: ...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 purple d button for green B CONTRAST e button for yellow d button for blue MENU 4 MODE SELECT OSD H POSITION OSD horizontal position The position of the OSD display can be moved to the left and right e d buttons OSD V POSITION OSD vertical position The position...

Страница 9: ...R SUPPLY INVERTER BOARD AND MAIN BOARD 1 Remove the hex screws A and screws B and then remove the shield 2 Remove the screws A and then remove the ground lead 3 Remove the connectors and screws B and then remove the power supply inverter board 4 Remove the connector locking tape 5 Remove the connectors and screws and then remove the main board 4 REMOVING LCD MODULE 1 Remove the screws A and then r...

Страница 10: ...gnal is not input Synchronizing signal is input to main PWB Replace RGB cable with a new one LED turns on in orange Check power input system 1 Power supply PWB Normal Connected properly 2 Blown out fuse F1 3 Check 5VX 3 3VX 3 3VA VDD VD and VLCD are output 4 LED Check LED for breakage Check the path between P5 and U6 Check the cable for disconnection Replace any defective unit 1 Power supply PWB 2...

Страница 11: ...ons 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 U1 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 V POS...

Страница 12: ... RO4 26 GND 27 RO3 28 RO2 29 RO1 30 RO0 31 GND 32 GND 33 N C 34 N C 35 N C 36 GND 1 GND 2 DCLK 3 GND 4 DE O 5 VSYNC 6 HSYNC 7 N C 8 GND 9 BE7 10 BE6 11 BE5 12 BE4 13 GND 14 BE3 15 BE2 16 BE1 17 BE0 18 GND 19 GE7 20 GE6 21 GE5 22 GE4 23 GND 24 GE3 25 GE2 26 GE1 27 GE0 28 GND 29 RE7 30 RE6 31 RE5 32 RE4 33 GND 34 RE3 35 RE2 36 RE1 37 RE0 38 VLCD 39 VLCD 40 GND 1 12V 2 GND 3 GND 4 5V 5 BRI_Min 6 INV_...

Страница 13: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 2 A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A 1 4 2 CIRCUIT DIAGRAM 2 1 MAIN PWB ...

Страница 14: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 3 A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A 2 4 ...

Страница 15: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 4 A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A 3 4 ...

Страница 16: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 5 A B C D 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 D C B A 4 4 ...

Страница 17: ...0A100V 1 3 2 R35 422R 1 FB4 1 2 D5 LL4148 2 1 D14 RGP10D 2 1 R51 1 4W100 R20 0R FB3 1 2 R21 0R RT1 2A 4R P 5 mm R23 0R R24 0R C26 6 8nF C19 3 3nF 5 R12 1M 0805 C24 15P 3KV R89 220R 3W Y2 C20 XXXX ZD6 1 2W 16 2 2 1 Q14 2S C 1815 T2 19 2600 5 6 7 9 1 2 3 4 8 R59 13 3K D17 10A 60V 1 3 2 R17 18K CN4 SM02B BHSS 1 TB JST 1 2 CN1 1 2 3 D6 DAN217 1 3 2 R87 xxxx D15 1N 4148 2 1 R38 1 4W 750K D3 LL4148 2 1 ...

Страница 18: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 7 3 PWB LAYOUT 3 1 MAIN PWB A side ...

Страница 19: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 8 B side ...

Страница 20: ...LL T15S3 CONNECTOR SIGNAL TABLE CIRCUIT DIAGRAM PWB LAYOUT 5 9 3 2 POWER SUPPLY PWB ...

Страница 21: ...153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 TVCLK IRQ SCS SDA SCL RST GPIO1 GPIO0 DCVSS CONFIG4 CONFIG3 CONFIG2 CONFIG1 CONFIG0 PWM0 PWM1 DCVDD LCD_VEE LCD_VDD LCD_VBL DCVSS RED_OUTB_7 RED_OUTB_6 RED_OUTB_5 RED_OUTB_4 DOBVDD RED_OUTB_3 RED_OUTB_2 RED_OUTB_1 RED_OUTB_0 DOBVSS GRN_OUTB_7 GRN_OUTB_6 GRN_OUTB_5 GRN...

Страница 22: ...er Digital Input Buffer Power 033 DVDD Power Digital VDD 034 DVSS Ground Digital ground 035 DTEST O Digital test output 036 VCCD Power Digital power 037 DGND Ground Digital ground 038 VGA_VSYNC I Port A vertical SYNC 039 VGA_HSYNC I Port A horizontal SYNC 040 SOGI I Port A Sync On Green input 041 VCCA Power Analog power for PLL 042 AGND Ground Analog ground for PLL 043 VREF I External 25V referenc...

Страница 23: ...LU_OUTB_4 O Display Port B Blue Output Bit 4 117 BLU_OUTB_5 O Display Port B Blue Output Bit 5 118 BLU_OUTB_6 O Display Port B Blue Output Bit 6 119 BLU_OUTB_7 O Display Port B Blue Output Bit 7 120 DOBVSS Ground Digital Output Buffer Ground 121 GRN_OUTB_0 O Display Port B Green Output Bit 0 122 GRN_OUTB_1 O Display Port B Green Output Bit 1 123 GRN_OUTB_2 O Display Port B Green Output Bit 2 124 G...

Страница 24: ...ace OSC REFCLK LCD Panel RED GREEN BLUE VSYNC HSYNC XSYNC SCL SDA CHROMA LUMINANCE COMPOSITE PA0 PA15 CAP_HS CAP_VS TVCLK IRQ RESET 24 EVEN DATA 24 ODD DATA PCLK DISP_EN HS VS VDD VBL VEE VDD Control VBL Control VEE Control OSD I OSD B OSD R OSD G OSD FSW OSD CLK HS VS Capture Interface LCD Power Switching Control OSD MASCOT SOG DCVDD DCVSS DOBVDD DOBVSS ...

Страница 25: ...3 February Printed in Japan t COPYRIGHT 2003 BY SHARP CORPORATION All rights reserved Printed in Japan No part of this publication may be reproduced stored in a retrieval system or transmitted In any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher ...

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