Acer AL1916 Service Manual page 11

Timings
The product has 26 memory modes in total. 16 modes are preset and 10 modes
are user definable.
MODE NO.
RESOLUTION
720 x 400
Dot clock(MHz)
f h
31.469kHz
A ( us ) 31.78(900dots)
B ( us ) 3.813(108dots)
C ( us ) 1.907(54dots)
D ( us ) 25.42(720dots)
E ( us ) 0.636(18dots)
f v
70Hz(70.087)
O (ms ) 14.27(449 lines)
P ( ms ) 0.064(2 lines)
Q (ms ) 1.112(35 lines)
R ( ms ) 12.71(400 lines)
S ( ms ) 0.384(12 lines)
SYNC. H/V
POLARITY
SEP . SYNC
MODE NO.
RESOLUTION
640 x 480
Dot clock(MHz)
f h 37.500kHz
A ( us ) 26.667(840 dots)
B ( us ) 2.032 (64 dots)
1 2
640 x 480
28.321 25.175
31.469kHz
31.778 (800 dots)
3.813 (96 dots)
1.907 (48 dots)
25.422 (640 dots)
0.636 (16 dots)
60Hz (59.940)
16.683 (525 lines )
0.064 (2 lines )
1.049 (33 lines )
15.253 (480 lines )
0.317 ( 10 lines)
-/+ - / -
Y Y
5 6
800 x 600
31.500 36.000
35.16kHz
28.44(1024 dots)
2.00(72 dots)
3
640x480
30.240
35.0kHz
28.571(864 dots)
2.116 (64 dots)
3.175 (96 dots)
21.164 (640 dots)
2.116 (64 dots)
66.7 HZ (66.667)
15.000 (525 lines )
0.086 (3 lines )
1.114 (39 lines )
13.714 (480 lines )
0.086 (3 lines )
+/+
Or -/-
Y
7
800 x 600
40.000
37.879kHz
26.40 (1056 dots)
3.200 (128 dots)
- 11 -
4
640 x 480
31.500
37.861kHz
26.413 (832 dots)
1.270(40 dots)
4.064(128 dots)
20.317(640 dots)
0.762(24 dots)
72.809Hz
13.735(520 lines)
0.079(3 lines)
0.739(28 lines)
12.678(480 lines)
0.237(9 lines)
-/-
Y
8
800 x 600
49.500
46.875kHz
21.333 (1056dots)
1.616 (80 dots)