IBM T56A - Manual (Page 25)

A13
Factory Preset Modes
H
O
R
I
Z
O
N
T
A
L
V
E
R
T
I
C
A
L
(MAC)
Mode8 Mode9 Mode10 Mode11 Mode12 Mode13 Mode14 Symbol
Polarity + + + - - - +
Frequency kHz 37.879 48.077 46.875 49.725 48.363 56.476 60.023
Total Period pixels 1056 1040 1056 1152 1344 1328 1312 E
Data Period pixels 800 800 800 832 1024 1024 1024 A
Blanking pixels 256 240 256 320 320 304 288 B
Front Porch pixels 40 56 16 32 24 24 16 C
Pulse Width pixels 128 120 80 64 136 136 96 D
Back Porch pixels 88 64 160 224 160 144 176 F
Polarity + + + - - - +
Frequency Hz 60.3 72.188 75.0 74.55 60.0 70.0 75.0
Total Period lines 628 666 625 667 806 806 800 E
Data Period lines 600 600 600 624 768 768 768 A
Blanking lines 28 66 25 43 38 38 32 B
Front Porch lines 1 37 1 1 3 3 1 C
Pulse Width lines 4 6 3 3 6 6 3 D
Back Porch lines 23 23 21 39 29 29 28 F
Resolution
800 800 800 832 1024 1024 1024
x600 x600 x600 x624 x768 x768 x768
Recall YES YES YES YES YES YES YES
Note : Timings are as detailed in VESA “Display Monitor Timing Specification”. Version 1.0,
Revision 0.7, Dated 12/18/96.