Input display mode

 

Multi-scan

 

 

 

 

 

operation

Address

Horizontal

Vertical

Dot Clock

Remark

Actual

ability

Frequency

Frequency

Frequency

 

display

 

(KHz)

(Hz)

(MHz)

 

resolution

*640x350

31.47(P)

70.08(N)

25.17

DOS

 

*720x400

31.47(N)

70.08(P)

28.32

DOS

 

*640x480

31.47(N)

60.00(N)

25.18

DOS

 

*640x480

35.00(N)

67.00(N)

30.24

Macintosh

 

*640x480

37.86(N)

72.80(N)

31.5

VESA

full screen

*640x480

37.50(N)

75.00(N)

31.5

VESA

1280x1024

*800x600

37.88(P)

60.32(P)

40.00

VESA

 

*800x600

48.08(P)

72.19(P)

50.00

VESA

 

*800x600

46.86(P)

75.00(P)

49.50

VESA

 

832X624

49.72(N)

74.55(N)

57.29

Macintosh

 

*1024x768

48.36(N)

60.00(N)

65.00

VESA

 

1024x768

56.48(N)

70.10(N)

75.00

VESA

 

*1024x768

60.02(P)

75.00(P)

78.75

VESA

 

1024X768

60.24(N)

74.93(N)

80.00

Macintosh

 

1152x864

67.50(P)

75.00(P)

108.00

VESA

 

1152x870

68.68(N)

75.06(N)

100.00

 

 

1152x900

61.84(P)

66.00(P)

94.50

 

 

*1280x1024

64.00(P)

60.00(P)

108.00

VESA

 

*1280x1024

75.83(N)

71.53(N)

128.00

 

 

*1280x1024

80.00(P)

75.00(P)

135.00

VESA

 

1280x1024

81.18(N)

76.16(N)

135.09

 

 

Notes (1) The timing with “*” symbol are adjusted in the factory.

(2)(P), (N) stands for “Positive”, “Negative” polarity of incoming timing.

23

Page 34
Image 34
IBM T86A system manual N stands for Positive, Negative polarity of incoming timing