SAMSUNG LW20M21C Service Manual Product Specification
2 Product Specifications
2-1 LW17M24C, LW20M21C Specifications
LCD Panel
TFT-LCD panel, RGB vertical stripe, normaly white, 17-Inch viewable, 0.264 (H) x 0.264(V)mm pixel pitch
TFT-LCD panel, RGB vertical stripe, normaly white, 20-Inch viewable, 0.2125(H) x 0.6375(V) mm pixel pitch
Scanning Frequency Horizontal : 30 kHz ~ 80 kHz (Automatic) Horizontal : 28 kHz ~ 33 kHz (Automatic)
Vertical : 50 Hz ~ 75 Hz (Automatic) Vertical : 50 Hz ~ 70 Hz (Automatic)
Display Colors 16.2 Million colors
Maximum Resolution Horizontal : 1280 Pixels Horizontal : 640 Pixels
Vertical : 1024 Pixels Vertical : 480 Pixels
Input Video Signal Analog 0.7 Vp-p ± 5% positive at 75 Ω, internally terminated
Input Sync Signal Type : Seperate H/V
Level : TTL level
Active Display
Horizontal/Vertical
AC power voltage & Frequency
AC 100 ~ 240V, 50 ~ 60 Hz
Power Consumption 45 W 55 W
Dimensions(W x D x H)
Set
16.44 x 7.59 x 16.72 Inches (417.5 x 192.9 x 424.6 mm)(State of stand installed) 18.86 x 8.85 x 18.07 Inches (479 x 224.8 x 459.1 mm) (State of stand installed)
18.86 x 2.94 x 17.18 Inches (479 x 74.7 x 436.4 mm) (State of stand disassembled)
16.44 x 4.95 x 16.72 Inches (417.5 x 125.7 x 424.6 mm)(State of Wall mount) 18.86 x 5.51 x 20.42 Inches (479 x 139.9 x 518.6 mm) (Without Stand of Wall mount)
Package 21.1 x 7.2 x 20.1 Inches (537 x 183 x 511 mm
)
22.60 x 23.35 x 8.27 Inches (574 x 593 x 210 mm)
Weight
Set / Package 4.95 Kg (10.91Ibs) / 7.0 Kg (15.43 lbs)
7.35 Kg (16.20 Ibs) (State of stand installed) / 10 Kg (22.05 lbs)
Environmental Considerations Operating Temperature : 50 °F ~ 104 °F (10 °C ~ 40 °C)
Operating Humidity : 10 % ~ 80 %
Storage Temperature : -4 °F ~ 113 °F (-20 °C ~ 45 °C)
Storage Humidity : 5 % ~ 95 %
TV System
Antena Input 75Ω, Coaxial Cable
– MAX Internal speaker Output : Right => 2.5W
Left => 2.5W
Sound Characteristic
– Headphone Out: 10mW max (3.50 Stereo Jack 32)
– Output Frequency : RF => 80 Hz ~ 15 kHz at -3dB
A/V => 80 Hz ~ 20 kHz at -3dB
2 Product Specifications
LW17M24C/LW20M21C 2-1
Item
Description
LW17M24C
LW20M21C
337.9 mm(H) / 270.3 mm(V) 408 mm(H) / 306 mm(V)
Tunning Frequency Synthesize
System NTSC-M, PAL/ Secam_L(Euro multi)
Sound MONO, STEREO, SAP, A2/Nicam
2 Product Specifications
2-2 LW17M24C/LW20M21C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
2-2 Pin Assignments
RCA White
RCA Red
CVBS
Audio L
GND
Audio R
GND
2-2-3 A/V
RCA Yellow
Pin
Separate
1
2
3
4
5
GND
Y
C
GND
GND
2-2-2 S-Video
Pin
Separate
Red
Green
Blue
GND
GND (DDC Return)
GND-Red
GND-Green
GND-Blue
No Connection
GND-Sync / Self Test
GND
DDC Data
H - Sync
V - Sync
DDC Clock
2-2-4 D-SUB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
No
PIN
Sound R out
Sound R In
Sound L out
GND
GND
Sound L In
Cb
ID
GND
NC
Y
NC
GND
GND
Cr
BL In
GND
GND
Video Out
Video In
GND
2-2-1 Scart
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