![background image](http://html1.mh-extra.com/html/viewsonic/a91f-1/a91f-1_service-manual_1020119015.webp)
PRESET TIMING TABLE (CONTINOUS)
MODE
NO.
8 9 10 11 12 13
MODE NAME
VESA
1024X
768
VESA
1280X
1024
VESA
1600X
1200
MAC
640X
480
MAC
832X
624
MAC
1024X
768
HORIZONTAL DOTS
1024
1280
1600
640
832
1024
VERTICAL
LINES
768 1024 1200 480 624 768
PIXEL CLOCK (MHZ)
94.5
135.00
162
30.240
57.270
80
HORIZONTAL FREQ (KHZ)
68.677
79.976
75.000
35.000
49.717
60.241
SYNC. POLARITY
+
+
+
−
-
−
A H.TOTAL (US)
(PIXELS)
14.561
(1376)
12.504
(1688)
13.333
(2160)
28.571
(864)
20.115
(1152)
16.600
(1328)
B H.SYNC (US)
(PIXELS)
1.016 (96)
1.067
(144)
1.185
(192)
2.116
(64)
1.118 (64)
1.200
(96)
C H.SYNC PORCH (US)
(PIXELS)
2.201 (208)
1.837
(248)
1.877
(304)
3.175
(96)
3.911 (224)
2.20
(176)
D H.ACTIVE (US)
(PIXELS)
10.836
(1024)
9.481
(1280)
9.877
(1600)
21.164
(640)
14.528 (832)
12.8
(1024)
E H.FRONT PORCH (US)
(PIXELS)
0 (0)
0.119
(16)
0.395
(64)
2.116
(64)
0 (0)
0.4
(32)
VERTICAL FREQ (HZ)
85
75.025
60.00
66.667
74.55
74.927
SYNC. POLARITY
+
+
+
−
-
−
O V.TOTAL (MS)
(LINES)
11.765 (808)
13.329
(1066)
16.667
(1250)
15.000
(525)
13.417 (667)
13.346
(804)
P V.SYNC (MS)
(LINES)
0.044 (3)
0.038
(3)
0.04
(3)
0.086
(3)
0.060 (3)
0.050
(3)
Q V.BACK PORCH (MS)
(LINES)
0.524 (36)
0.475
(38)
0.613
(46)
1.114
(39)
0.784 (39)
0.498
(30)
R V.ACTIVE (MS)
(LINES)
11.183 (768)
12.804
(1024)
16.000
(1200)
13.714
(480)
12.552 (624)
12.749
(768)
S V.FRONT PORCH (MS)
(LINES)
0 (0)
0.013
(1)
0.013
(1)
0.086
(3)
0(0) 0.05
(3)
SCANTYPE
INTERLACED NO NO NO NO NO NO
12
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
A91f+-1
Summary of Contents for A91f+-1
Page 27: ...1 2 3 4 5 6 24 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 28: ...7 8 9 10 11 12 25 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 29: ...13 14 15 16 17 18 26 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 30: ...19 20 21 22 23 24 27 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 31: ...25 26 27 28 29 30 28 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 32: ...31 32 33 34 35 36 29 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 33: ...37 38 39 40 41 42 30 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 34: ...43 44 45 46 47 48 31 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 35: ...49 50 51 52 53 54 32 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 36: ...55 56 57 58 33 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 41: ...C PCB defined 38 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 62: ...59 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 63: ...60 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 64: ...61 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 65: ...62 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 66: ...63 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 67: ...64 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 68: ...65 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 69: ...66 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 70: ...67 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 71: ...68 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 72: ...69 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 73: ...70 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 74: ...71 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 75: ...72 ViewSonic Corporation Confidential Do Not Copy A91f 1...
Page 76: ......
Page 77: ......
Page 78: ......
Page 79: ......
Page 80: ......
Page 81: ......
Page 82: ...79 ViewSonic Corporation Confidential Do Not Copy A91f 1...