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GH15LSSN

SAMSUNG GH15LSSN Service Manual Product Specifications

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Page 1
2 Product Specifications
2-1 Specifications
Item
GH15LS/GH15ES GH15MS
LCD Panel TFT-LCD panel, RGB vertical stripe, normaly white, 15-Inch viewable,
0.297 (H) pixel pitch
Scanning Frequency Horizontal : 30 kHz ~ 61 kHz (Referring ~ Timing chart, Page 2-3, 2-4)
Vertical : 50 Hz ~ 75 Hz (Referring ~ Timing chart, Page 2-3, 2-4)
Display Colors 16,003,008 colors
Maximum Resolution Horizontal : 1024 Pixels Vertical : 768 Pixels
Input Sync Signal Type: Seperate H/V sync, Composite H/V, Sync-on-Green, automatic synchronization
without external switch of sync type
Level: TTL level
Maximum Pixel Clock rate 80 MHz
Active Display Horizontal/Vertical 304.1 mm / 228.1 mm
AC power voltage & Frequency AC 90 ~ 264 Volts, 60/50 Hz ~ 12V/3A
Power Consumption 25 W (normal)
Description
Dimensions Unit (W x D x H) With Simple Stand Without Simple stand With Pivot Stand
Without Pivot Stand
Weight (Net/Gross) 4.2 kg (9.3 lbs) / 5.2 kg (11.5 lbs) 4.3 kg (9.5 lbs) / 5.5 kg (12.1 lbs)
Environmental Considerations Operating Temperature : 50 °F ~ 104 °F (10 °C ~ 40 °C)
Audio Characteristics (GH15MS) • Built-in Microphone: High-sensitivity condenser microphone (mono)
•GH15LS/GH15ES/GH15MS complies with SWEDAC (MPR II) recommendations for reduced electromagnetic fields.
•Designs and specifications are subject to change without prior notice.
15.4 x 15.1 x 6.8 Inches (391.4 x 383.6 x 173 mm) 16.5 x 15.2 x 6.8 Inches (417.9 x 386.1 x 173 mm)
15.4 x 11.5 x 2.5 Inches (391.4 x 292.8 x 64.0 mm) 16.5 x 11.7 x 2.5 Inches (417.9 x 297.9 x 64.2 mm)
15.4 x 15.1 x 6.8 Inches (391.4 x 383.6 x 173 mm) 16.5 x 15.2 x 6.8 Inches (417.9 x 386.1 x 173 mm)
15.4 x 17.1 x 6.8 Inches (391.4 x 433.6 x 173 mm) 16.5 x 17.2 x 6.8 Inches (417.9 x 436.1 x 173 mm)
15.4 x 11.5 x 2.5 Inches (391.4 x 292.8 x 64.0 mm) 16.5 x 11.7 x 2.5 Inches (417.9 x 297.9 x 64.2 mm)
Humidity : 10 % ~ 80 % Storage Temperature : 13 °F ~ 113 °F (-25 °C ~ 45 °C) Humidity : 5 % ~ 95 %
• Audio input: Left/Right Stereo phone jack, 0.5 Vrms
• Sound output: 1.0 W (left) + 1.0 W (right)/THD 1% at 8ohm
• Frequency response: 80 Hz~20 kHz (at –3dB)
• Headphone: Max 50mW output (3.5-pi jack)
• Speaker: Internal semi Dome (16ohm x 2)
GH15LS/GH15ES/GH15MS 2-1
Page 2
2 Product Specifications
2-2 Pin Assignments
Pin No.
10 11 12 13 14 15
Sync Type
Separate Composite Sync-on-green
1 2 3 4 5 6 7 8 9
Red Green Blue GND GND (DDC Return) GND-R GND-G GND-B No Connection GND-Sync./Self Test GND DDC Data H-Sync. V-Sync. DDC Clock
15-Pin Signal Cable Connector
Red Green Blue GND GND (DDC Return) GND-R GND-G GND-B No Connection GND-Sync./Self Test GND DDC Data H/V-Sync. Not Used DDC Clock
Red Green + H/V Sync. Blue GND GND (DDC Return) GND-R GND-G GND-B Not Used GND-Sync./Self Test GND DDC Data Not Used Not Used DDC Clock
2-2 GH15LS/GH15ES/GH15MS
Page 3
2 Product Specifications
QRS
P
O
Video
Sync
Sync
Horizontal
Vertical
CDE
P
O
B
A
Video
Sync
Sync
2-3 Timing Chart
This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals.
Table 2-1. Timing Chart
Mode
IBM
VESA
Timing
fH (kHz)
A µsec
B µsec
C µsec
D µsec
E µsec
fV (Hz)
O msec
P msec
Q msec
R msec
S msec
Clock Frequency (MHz)
VGA1/70 Hz
640 x 350
31.469
31.778
3.813
1.589
26.058
0.318
70.086
14.268
0.064
1.716
11.504
0.985
25.175
VGA2/70 Hz
720 x 400
31.469
31.777
3.813
1.589
26.058
0.318
70.087
14.268
0.064
0.858
13.155
0.191
28.322
VGA3/60 Hz
640 x 480
31.469
31.778
3.813
1.589
26.058
0.318
59.940
16.683
0.064
0.794
15.761
0.064
25.175
640/72 Hz
640 x 480
37.861
26.413
1.270
3.810
20.825
0.508
72.809
13.735
0.079
0.528
13.100
0.026
31.500
640/75 Hz
640 x 480
37.500
26.667
2.032
3.810
20.317
0.508
75.000
13.333
0.080
0.427
12.800
0.027
31.500
800/56 Hz
800 x 600
35.156
28.444
2.000
3.556
22.222
0.667
56.250
17.778
0.057
0.626
17.067
0.028
36.000
800/60 Hz
800 x 600
37.879
26.400
3.200
2.200
20.000
1.000
60.317
16.579
0.106
0.607
15.840
0.026
40.000
A : Line time total B : Horizontal sync width O : Frame time total P : Vertical sync width
C : Back porch D : Active time Q : Back porch R : Active time
E : Front porch S : Front porch
Polarity H.Sync
V.Sync
Remark
Video
Sync
C D
B
Positive
Negative
Negative
Separate
Separate
Separate Sync
E
A
Positive
Video
Q R S
Sync
P
O
Negative
Negative
Separate
Negative
Negative
Separate
Negative
Negative
Separate
Positive
Negative
Separate
Positive
Positive
Separate
GH15LS/GH15ES/GH15MS 2-3
Page 4
2 Product Specifications
QRS
P
O
Video
Sync
Sync
Horizontal
Vertical
CDE
P
O
B
A
Video
Sync
Sync
Table 2-1. Timing Chart (Continued)
Timing
fH (kHz)
A µsec
B µsec
C µsec
D µsec
E µsec
fV (Hz)
O msec
P msec
Q msec
R msec
S msec
Clock Frequency (MHz)
Mode
800/72 Hz
800 x 600
48.077
20.800
2.400
1.280
16.000
1.120
72.188
13.853
0.125
0.478
12.480
0.770
50.000
800/75 Hz
800 x 600
46.875
21.333
1.616
3.232
16.162
0.323
75.000
13.333
0.064
0.448
12.800
0.021
49.500
VESA
1024/60Hz
1024x768
48.363
20.677
2.092
2.462
15.754
0.369
60.004
16.666
0.124
0.600
15.880
0.062
65.000
1024/70Hz
1024x768
56.476
17.707
1.813
1.920
13.653
0.320
70.069
14.272
0.106
0.513
13.599
0.053
75.000
1024/75Hz
1024x768
60.023
16.660
1.219
2.235
13.003
0.203
75.029
13.328
0.050
0.466
12.795
0.017
78.750
640/67 Hz
640 x 480
35.000
28.571
2.116
3.175
21.164
2.116
66.667
15.000
0.086
1.114
13.714
0.086
30.240
MAC.
832/75 Hz
832 x 624
49.726
20.110
1.117
3.910
14.524
0.559
74.551
13.414
0.060
0.784
12.549
0.020
57.284
A : Line time total B : Horizontal sync width O : Frame time total P : Vertical sync width
C : Back porch D : Active time Q : Back porch R : Active time
E : Front porch S : Front porch
Polarity H.Sync
V.Sync
Remark
Video
Sync
C D
B
Positive
Positive
Separate
Separate
Separate Sync
E
A
Positive
Positive
Video
Q R S
Sync
P
O
Negative
Negative
Separate
Negative
Negative
Separate
Positive
Positive
Separate
Negative
Negative
Separate
Negative
Negative
Separate
2-4 GH15LS/GH15ES/GH15MS
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