Samsung 150n 151n 152n 153t 170n 171n 172n 173n 173t 174t 191n {191t plus} 192n 193n 193t Guia Do Utilizador

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General
PowerSaver
Preset Timing 
Modes
 
 
 
If the signal transferred from the computer is the same as the following Preset Timing Modes, the 
screen will be adjusted automatically. However, if the signal differs, the screen may go blank while 
the power LED is on. Refer to the video card manual and adjust the screen as follows.
Table 1. Preset Timing Modes
Display Mode
Horizontal 
Frequency  
(kHz)
Vertical 
Frequency  
(Hz)
Pixel Clock  
(MHz)
Sync Polarity 
(H/V)
IBM, 640 x 350
31
.469
70
.086
25
.175
+/-
IBM, 640 x 480
31
.469
59
.940
25
.175
-/-
IBM, 720 x 400
31
.469
70
.087
28
.322
-/+
MAC, 640 x 480
35
.000
66
.667
30
.240
-/-
MAC, 832 x 624
49
.726
74
.551
57
.284
-/-
VESA, 640 x 480
37
.500
75
.000
31
.500
-/-
VESA, 640 x 480
37
.861
72
.809
31
.500
-/-
VESA, 800 x 600
35
.156
56
.250
36
.000
+,-/+,-
VESA, 800 x 600
37
.879
60
.317
40
.000
+/+
VESA, 800 x 600
46
.875
75
.000
49
.500
+/+
VESA, 800 x 600
48
.077
72
.188
50
.000
+/+
VESA, 1024 x 768
48
.363
60
.004
65
.000
-/-
VESA, 1024 x 768
56
.476
70
.069
75
.000
-/-
VESA, 1024 x 768
60
.023
75
.029
78
.750
+/+
VESA, 1280 x 1024
63
.981
60
.020
108
.00
+/+
VESA, 1280 x 1024
79
.976
75
.025
135
.00
+/+
SUN, 1280 x 1024
81
.129 
76
.106
135
.00
-/-
Horizontal Frequency
The time to scan one line connecting the right edge to the left edge of the 
screen horizontally is called Horizontal Cycle and the inverse number of 
the Horizontal Cycle is called Horizontal Frequency. Unit: kHz
Vertical Frequency
Like a fluorescent lamp, the screen has to repeat the same image many 
times per second to display an image to the user. The frequency of this 
repetition is called Vertical Frequency or Refresh Rate. Unit: Hz 
 
SyncMaster 173T/193T/170N/171N/172N/173N/191N/192N/193N/191T plus/174T