Samsung LE 15S51B Service Manual

12 PCB Layout
12-1
12 PCB Layout
12-1 Main PCB Layout(Top)
TUNERFunction
Speaker
I/P Board
SCALER
TSU396AWJ
TDA15001H
SAW
FILTER
 

12 PCB Layout12-212-1-2 Power board (LE15S51BP)
 

12 PCB Layout
12-3
12-1-2 Power board (LE20S51BP)
CNI803
Pannel Control Connecter
 

12 PCB Layout12-4Memo
 

1 Precautions
1-1
1-1-1  Warnings
1. For continued safety, do not attempt to modify the
circuit board.
2. Disconnect the AC power and DC Power Jack before
servicing.
1-1-2  Ser vicing the LCD Monitor
1.  When servicing the LCD Monitor Disconnect the AC
line cord from the AC outlet.
2. It is essential that service technicians have an accurate
voltage meter available at all times. Check the
calibration of this meter periodically.
1-1-3  Fire and Shock Hazard
Before returning the monitor to the user,...

1 Precautions
1-2
1-2-1  General Ser vicing 
Precautions
1. Always unplug the unit’s AC power cord from the AC
power source and disconnect the DC Power Jack
before attempting to:
(a) remove or reinstall any component or assembly, (b)
disconnect PCB plugs or connectors, (c) connect a test
component in parallel with an electrolytic capacitor.
2. Some components are raised above the printed circuit
board for safety. An insulation tube or tape is
sometimes used. The internal wiring is sometimes
clamped to...

1.  For safety reasons, more than two people are  required 
for carrying the product.
2.  Keep the power cord away from any heat emitting
devices, as a melted covering may cause fire or 
electric shock.
3.  Do not place the product in areas with poor ventilation 
such as a bookshelf or closet. The increased internal 
temperature may cause fire.
4.  Bend the external antenna cable when connecting it to 
the product. This is a measure to protect it from being 
exposed to moisture. Otherwise, it may cause a...

Memo
1 Precautions
1-4
 

2 Product Specifications
2-1
2 Product specifications
2-1 Fashion Feature
- Easy-to-use remote control
- Easy-to-use on-screen menu system
- Automatic timer to turn the TV on and off
- Adjustable picture and sound settings that can be stored in the TVs memory
- Automatic channel tuning for up to 194 channels. (Air : 69 , STD : 125 )
- A special filter to reduce or eliminate reception problems
- Fine tuning control for the sharpest picture possible
- A built-in multi-channel sound decoder for stereo and...

2 Product Specifications
2-2
2-2 LE15S51BP Specifications
LCD PanelTFT-LCD panel, RGB vertical stripe, normaly white, 15-Inch viewable, 0.511 (H) x 0.511(V)mm pixel pitch
Scanning FrequencyHorizontal :  30 ~ 69 kHz / Vertical :  50 ~ 75 Hz
Display Colors 16.2 Million
Maximum Resolution   Horizontal : 1024 Pixels
Vertical     : 768 Pixels
Input Video Signal Analog 0.7 Vp-p ± 5% positive at 75
, internally terminated 
Input Sync Signal Type :  Seperate H/V
Level :  TTL level
Maximum Pixel Clock rate80 MHz...