Samsung Syncmaster 203b Service Manual

SERVICE
Manual
LCD MonitorFashion Feature
LCD-Monitor
Chassis LHA20BS
Model 203B
- Premium HAS application(Lift 80mm)
- Magic Rotation application
(Auto pivot Delete)
- Embeded Power, Mechanical S/W 
application
 

ii
Copyright
©2005 by Samsung Electronics Co., Ltd.
All rights reserved.
This manual may not, in whole or in part, be copied,
photocopied, reproduced, translated, or converted to
any electronic or machine readable form without prior
written permission of Samsung Electronics Co., Ltd.
LHA20BS Service Manual
First edition January 2006.
Printed in Korea.Trademarks
Samsung is the registered trademark of Samsung
Electronics Co., Ltd.
LHA20BS and MacMaster Cable Adapter are
trademarks of Samsung Electronics...

11.Precautions
11-1
1-1 Safety Precautions ……………………………………………………………………………………………………………………… 1-1
1-2  Servicing Precautions …………………………………………………………………………………………………………………… 1-2
 ……………………………………………………………………………… 1-2
1-4  Installation Precautions ………………………………………………………………………………………………………………… 1-3
2
2.Product specifications
…………………………………………………………………………………………………………………………22-1
2-1 Fashion Feature…………………………………………………………………………………………………………………………… 2-1
2-2 Specifications ……………………………………………………………………………………………………………………………… 2-1
2-3...

99.  Schematic Diagrams
……………………………………………………………………………………………………………………………99-1
9-1 Schematic Diagrams ……………………………………………………………………………………………………………………… 9-1
9-2 Schematic Diagrams
………………………………………………………………………………………………………………………9-3
1
10. Operating Instructions and Installation………………………………………………………………………………………………………10-1
10-1 Front …………………………………………………………………………………………………………………………………… 10-1
10-2 Rear
10-2
10-3 Using the Stand
…………………………………………………………………………………………………………………………10-4
1
11. Disassembly and Reassembly...

Samsung Electronics Co.,Ltd.
416, Maetan-3Dong, Yeongtong-Gu, Suwon City,
Gyeonggi-Do, Korea, 443-742
Printed in Korea
P/N : BN82-00136F-00
URL : http://itself.sec.samsung.co.kr/ -This Service Manual is a property of Samsung 
Electronics Co., Ltd. 
Any unauthorized use of Manual can be punished
under applicable International and/or domestic 
law.
 

10 Operating Instructions and Installation
10-1
10 Operating Instructions and Installation
10-1 Front
1. Menu button
Opens the OSD menu. Also use to exit the OSD
menu or return to the previous menu. 
2. MagicBright button 
MagicBright is a new feature providing optimum
viewing environment depending on the contents of
the image you are watching. Currently six different
modes are available: Custom, Text, Internet,
Game, Sport and Movie. Each mode has its own
pre-configured brightness value. You can easily...

10 Operating Instructions and Installation
10-2
1. POWER S/W: Switch the monitor on and off. 
2. POWER IN: Power cord, plugs into monitor and wall 
receptacle.
10-2 Rear
4. Enter button  / Source button 
Activates a highlighted menu item. / 
Push the SOURCE, then selects the video signal
while the OSD is off. (When the source button is
pressed to change the input mode, a message
appears in the left upper side of the screen 
displaying the current mode -- analog or digital
input signal.)
Note : If you...

10 Operating Instructions and Installation
10-3
RGB IN port : Connect the signal cable to the RGB IN 
port on the back of your monitor. 
(SOURCE : analog)
Kensington Lock: The Kensington lock is a device 
used to physically fix the system 
when using it in a public place. 
(The locking device has to be 
purchased separately.)  
Stand Stopper: Remve the fixing pin on the stand to lift 
the monitor up and down. 
DVI IN port: Connect the DVI Cable to the DVI IN port 
on the back of your monitor. 
(SOURCE :...

10 Operating Instructions and Installation
10-4
10-3 Using the Stand
10-3-1 Removing the base 
1. Turn off your monitor and unplug its power cord. 
2. Lay the LCD monitor face-down on a flat surface with a cushion beneath it to protect the screen. 
3. Remove four screws(A) and then remove the Stand from the LCD monitor.
 

10 Operating Instructions and Installation
10-5
A. Monitor 
B. Mounting interface pad 
1. Turn off your monitor and unplug its power cord. 
2. Lay the LCD monitor face-down on a flat surface with a cushion beneath it to protect the screen. 
3. Remove four screws and then remove the stand from the LCD monitor. 
4. Align the mounting interface Pad with the holes in the rear cover mounting pad and secure it with four 
screws that came with the arm-type base, wall mount hanger or other base.
10-3-2 Attaching...