Samsung 710N - SyncMaster 17" LCD Monitor Manual de servicio - Página 6

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Samsung 710N - SyncMaster 17
2 Product Specifications

2-4 Timing Chart

This section of the service manual describes the timing that the computer industry recognizes as standard for
computer-generated video signals.
IBM
Mode
VGA2/
70 Hz
Timing
720 x 400
640 x 480
fH (kHz)
31.469
31.469
A µsec
31.777
31.778
B µsec
3.813
C µsec
1.589
D µsec
26.058
26.058
E µsec
0.318
fV (Hz)
70.087
59.940
O msec
14.268
16.683
P msec
0.064
Q msec
0.858
R msec
13.155
15.761
S msec
0.191
Clock
Freq.
28.322
26.175
(MHz)
Polarity
H.Sync
Negative
Negative
V.Sync
Positive
Negative
Remark
Separate
Separate
Separate Sync
Video
C
D
E
Sync
B
A
A : Line time total
C : Back porch
E : Front porch
2-4
Table 2-1 Timing Chart
(MJ15AS*/MJ15BS*/MJ17AS*/MJ17BS*/MJ19AS*/MJ19BS*/MJ19ES*/MJ19US*/MJ19QS*)
VGA3/
640/75 Hz
800/60 Hz
60 Hz
640x480
800x600
37.500
37.879
26.667
26.400
3.813
2.032
3.200
1.589
3.810
2.200
20.317
20.000
0.318
0.508
0.000
75.000
60.317
13.333
16.579
0.064
0.080
0.106
0.794
0.427
0.607
12.800
15.840
0.064
0.027
0.0261
31.500
40.000
Negative
Positive
Negative
Positive
Separate
Separate
Video
Q
R
S
Sync
P
O
B : Horizontal sync width
D : Active time
VESA
800/75 Hz
1024/60 Hz
1024/75 Hz
800x600
1024x768
1024x768
46.875
48.363
60.023
21.333
20.677
16.660
1.616
2.092
1.219
3.232
2.462
2.235
16.162
15.754
13.003
0.323
0.369
0.203
75.000
60.004
75.029
13.333
16.666
13.328
0.064
0.124
0.050
0.448
0.600
0.466
12.800
15.880
12.795
0.021
0.062
0.017
49.500
75.000
78.750
Positive
Negative
Positive
Positive
Negative
Positive
Separate
Separate
Separate
H/V Composite Sync
Sync-on-Green
O : Frame time total
Q : Back porch
S : Front porch
VESA(MJ17AS*/MJ17BS*/
MJ19AS*/MJ19BS*/MJ19ES*/MJ19US*/MJ19QS*)
1280/60 Hz
1280/75 Hz
1280x1024
1280x1024
63.981
79.975
11.852
12.504
1.037
1.067
2.296
1.837
9.259
9.481
0.000
0.119
60.020
75.025
16.005
13.329
0.047
0.038
0.594
0.475
15.630
12.804
0.016
0.013
108.000
135.000
Positive
Positive
Positive
Positive
Separate
Separate
P : Vertical sync width
R : Active time