IBM 72H9623, T56A, 9483 system manual Video Memory Modes, Factory Preset Timing Signal Chart, A12

Page 24

Video Memory Modes

The monitor has 18 memory locations for display modes, 14 of which are factory preset to popular video modes.

Factory Preset Timing Signal Chart

Video

B

A

 

 

C

 

F

Sync

D

E

 

 

 

 

Mode1

Mode2

Mode3

Mode4

Mode5

Mode6

Mode7

Symbol

H

 

Polarity

 

+

-

-

-

-

-

+

 

 

 

 

 

 

 

 

 

 

 

 

 

Frequency

kHz

31.468

31.468

31.469

35.00

37.861

37.50

35.156

 

O

 

R

 

 

 

 

 

 

 

 

 

 

Total Period

pixels

800

900

800

864

832

840

1024

E

I

 

 

 

 

 

 

 

 

 

 

Data Period

pixels

640

720

640

640

640

640

800

A

Z

O

 

 

 

 

 

 

 

 

 

 

Blanking

pixels

160

180

160

224

192

200

224

B

N

 

 

 

 

 

 

 

 

 

 

Front Porch

pixels

16

17

16

64

24

16

24

C

T

A

Pulse Width

pixels

96

108

96

64

40

64

72

D

L

 

 

 

 

 

 

 

 

 

 

Back Porch

pixels

48

55

48

96

128

120

128

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

Polarity

 

-

+

-

-

-

-

+

 

Frequency

Hz

70

70

60

66.67

72.8

75.0

56.25

 

E

 

R

 

 

 

 

 

 

 

 

 

 

Total Period

lines

449

449

525

525

520

500

625

E

T

 

 

 

 

 

 

 

 

 

 

Data Period

lines

350

400

480

480

480

480

600

A

I

C

Blanking

lines

99

49

45

45

40

20

25

B

A

 

 

 

 

 

 

 

 

 

 

Front Porch

lines

37

13

10

3

9

1

1

C

L

 

 

 

 

 

 

 

 

 

 

 

 

Pulse Width

lines

2

2

2

3

3

3

2

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Back Porch

lines

60

34

33

39

28

16

22

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Resolution

 

640

720

640

640

640

640

800

 

 

 

 

x350

x400

x480

x480

x480

x480

x600

 

 

 

 

 

 

 

 

 

 

(Text)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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.

A12

Image 24
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9483, T56A, 72H9623 specifications

The IBM T56A, also known as 72H9623 or 9483, is a notable product in the realm of data storage solutions. This device exemplifies IBM's commitment to technological innovation and reliability, catering to the needs of businesses that require robust backing for their data management systems.

One of the primary features of the IBM T56A is its impressive storage capacity. Designed to handle large volumes of data, it provides organizations with the ability to scale their storage needs seamlessly. This makes it an ideal choice for enterprises that are experiencing rapid growth and require a flexible storage solution that can adapt to changing demands.

The T56A employs advanced disk technology, including high-capacity HDDs (Hard Disk Drives) and optimized data transfer rates, which significantly enhance performance. Users can expect quick access times and efficient data retrieval, crucial for operations that require real-time processing. Additionally, the implementation of RAID (Redundant Array of Independent Disks) configurations provides added safety through redundancy, ensuring data integrity and minimizing the risk of loss.

In terms of connectivity, the IBM T56A supports various interfaces that facilitate integration with existing infrastructure. These interfaces enable the device to work seamlessly within diverse environments, ensuring compatibility with a wide range of systems and applications. This interconnectedness enhances overall productivity and provides the flexibility necessary for modern data architectures.

The IBM T56A is also renowned for its reliability and durability. Built with high-quality components, it is designed to withstand the rigors of continuous operation. Organizations can count on the device to perform consistently over long periods, reducing the need for frequent maintenance and associated downtime.

IBM has integrated advanced management tools into the T56A, allowing IT administrators to monitor performance and manage storage resources effectively. These tools provide valuable insights into system health and usage patterns, empowering teams to make informed decisions regarding data management.

Overall, the IBM T56A, with its model numbers 72H9623 and 9483, stands out as a powerful, reliable, and versatile storage solution. Its combination of high capacity, advanced technology, exceptional performance, and ease of management makes it a preferred choice for businesses seeking to streamline their data management processes while ensuring their data remains secure and accessible.