ViewSonic N2230w-2M Service Manual page 39

DTV CHECK METHOD
59. CHANNEL14: Check whether there are some pause or the mosaic phenomenon in the picture.
B.CHANNEL36: Check whether the color of the color bar is normal.
C.CHANNEL69: Turn RF attenuator and check the critical point of the change of the image's S/N
is under LEVEL<45~85> dBu, regards as normally.
TIMING TABLE (FACTORY PRESET MODE) (table 4)
No Resolution
1 1440x900
2 1280x1024
3 1280x960
4 1360x768
5 1280x768
6 1280x720
7 1152x864
8 1152x870
9 1024x768
10 832x624
11 800x600
12 640x480
13 720x400
14 640x350
15 1680 x1050
ViewSonic Corporation
V-freq D-SUB DVI TO HDMI
59.8 YES YES
59.9 YES YES
75 YES YES
60 YES YES
75 YES YES
60 YES YES
75 YES YES
60 YES YES
60 YES YES
75 YES YES
60 YES YES
75 YES YES
75 YES YES
60 YES YES
70 YES YES
72 YES YES
74 YES YES
75 YES YES
75 YES YES
56 YES YES
60 YES YES
72 YES YES
75 YES YES
59 YES YES
66 YES YES
72 YES YES
75 YES YES
70 YES YES
70 YES
60 YES YES
36
NO
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N2230w-2M