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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.
BLOCK DIAGRAM.................................................................... 5 - 1
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.
SERVICE MANUAL
LCD COLOR MONITOR
MODEL
CONTENTS
SHARP CORPORATION
CODE :
00ZLLT1512WSE
LL-T1512W
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
LL-T1512W
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Summary of Contents for Sharp LL-T1512W
- Page 1 LL-T1512W SERVICE MANUAL CODE : 00ZLLT1512WSE LCD COLOR MONITOR LL-T1512W MODEL CONTENTS 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.
- Page 2 • Power supply 60.0kHz 75Hz 78.75MHz 720 u 400 US text 31.5kHz 70Hz 28.3MHz AC100-240V, 50/60Hz (Use special AC adapter, type NL-A56J of Sharp Corporation.) 640 u 480 Power 35.0kHz 66.7Hz 30.2MHz Macintosh 832 u 624 • Operating temperature 49.7kHz 74.6Hz...
- Page 3 LL-T1512W The DVI-D input connector pin • All are compliant only with non-interlaced. • Frequencies for Power Macintosh are reference values. To connect, another adapter (purchased separately) may be required. • If the monitor is receiving timing signals that are not compatible, [OUT OF TIMING] will appear.
- Page 4 LL-T1512W 2. TECHNICAL SPECIFICATIONS Item Unit Power supply voltage 12.0 12.5 13.0 Working temperature range °C Storing temperature range °C Humidity range Visual angle range Vertical (CR u 5) Temperature Horizontal (CR u 5) Temperature Contrast ratio (CR) (θ = 0°)
- Page 5 LL-T1512W CHAPTER 2. CONNECTION, ADJUSTMENT, OPERATION, AND FUNCTIONS 1. CONNECTION, POWER ON/OFF CONNECTING THE MONITOR TO A POWER SOURCE 4. Mounting the AC adapter (AND DIGITAL SIGNAL CABLING) 1) Bend lightly the root part of the cord. (Do not over bend the cord.)
- Page 6 LL-T1512W • When you use a Digital signal cable (to be purchased separately), 8. Close the cover (a). plug the Digital signal cable’s connector into DVI-D input connector Insert the three hooks into the slit. and fix with screws each side.
- Page 7 LL-T1512W CONNECTING THE MONITOR TO A COMPUTER (PC ETC.) TURNING THE POWER ON 1. Press the monitor’s POWER button. Analog RGB connection Connect this device’s analog signal cable to the computer (PC etc.) 2. Turn on the computer. The power LED will be lit green, and the screen will display an Before connecting the cable, ensure that both the monitor and com- image.
- Page 8 LL-T1512W 2. INSTRUCTIONS FOR ATTACHING A VESA COMPLIANT ARM An arm or stand based on the VESA standard (purchased separately) 5. Remove the four screws and then remove the stand from the mon- can be attached to the monitor. itor.
- Page 9 LL-T1512W 3. SET-UP INFORMATION, ICC PROFILE 4. ADJUSTMENT INSTALLING SET-UP INFORMATION AND THE ICC 2-1. BEFORE ADJUSTING THE SCREEN DISPLAY PROFILE (WINDOWS) For analog signal Depending on the computer or OS, it may be necessary to use the 1. First perform an automatic adjustment.
- Page 10 LL-T1512W ADJUSTMENT MENU RESET 1. Without the OSD Menu being displayed, push the BRIGHT button. Resetting ADJUSTMENT Menu (for Analog signal) 2. Select AUTO by BRIGHT button. The values in ADJUSTMENT menu can be returned to their original ex-factory values.
- Page 11 LL-T1512W ADJUSTMENT Menu First, display an image that makes the entire screen light. If you are using Windows, you can use adjustment pattern on the accompanying Utility Disk. 1. Press the MENU button. The ADJUSTMENT Menu will be displayed. MANUAL: Individual menu options are manually adjusted.
- Page 12 LL-T1512W GAIN CONTROL Menu COOL : Color tone bluer than standard • : Color tone slightly bluer than standard : Color tone standard setting • : Color tone slightly redder than standard WARM : Color tone redder than standard USER...
- Page 13 LL-T1512W COOL : Color tone bluer than standard LANGUAGE You can chose the language used in OSD Menu. • : Color tone slightly bluer than standard 1. Press the d button. : Color tone standard setting Language Selection Menu (LANGUAGE) will appear.
- Page 14 LL-T1512W 5. LL-T1502A/T1512W BUTTON FUNCTION TABLE LL-T1512W Button Function Adjustment range and a choice Analog Digital MENU Menu1: ADJUSTMENT MANUAL CLOCK 0~255 PHASE 0~31 H-POS V-POS AUTO Menu2: GAIN CONTROL MANUAL BLACK LEVEL 0~127 Menu1 CONTRAST 0~255 AUTO Menu2 Menu3: WHITE BALANCE...
- Page 15 LL-T1512W CHAPTER 3. DISASSEMBLY AND ASSEMBLY 1. SEPARATING THE LCD FROM THE 3. LCD MODULE SECTION STAND 1) Remove the four screws A to separate the bracket 1. 1) Remove the Tilt cover 1, arm cover 2 and Adapter cover 3.
- Page 16 LL-T1512W CHAPTER 4. TROUBLESHOOTING No power supply Does LED turns on in green when power switch is turned LED turns on in red? * Check LED for breakage. * Check cable for disconnection. Replace any unit (main PWB, SW PWB, cable) which shows any defect, with a new one.
- Page 17 LL-T1512W Screen does not operate normally. Defective Replace RGB cable or Check RGB cable. DVI cable with a new Check DVI cable. one. Normal Check screen condition by changing display modes. Reset the all adjustment to check if screen condition changes.
- Page 18 LL-T1512W 5 – 1...
- Page 19 LL-T1512W CONNECTOR SIGNAL NAME CONTROL KEY CONNECTOR Connector : SD53261-1510 (MOLEX) Pin No. Symbol Description INPUT INPUT KEY ON/OFF POWER ON/OFF MENU MENU KEY + KEY – – KEY SELECT SELECT KEY COLOR COLOR KEY BRIGHT BRIGHT KEY LEDR LED CONTROL SIGNAL...
- Page 20 LL-T1512W ã COPYRIGHT 2001 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.