IBM 6288, 6268, 6278 Appendix A. Connector pin assignments, Monitor connector, Memory connectors

Page 33

Appendix A. Connector pin assignments

Appendix A. Connector pin assignments

The following figures show the pin assignments for various system board connectors.

Monitor connector

51

10 6

15 11

Figure

18. Monitor port connector pin assignments

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin

 

Signal

 

 

 

I/O

 

Pin

Signal

 

I/O

 

 

 

 

 

 

 

 

 

 

 

 

1

 

Red

 

 

 

O

 

2

Green

 

O

 

 

 

 

 

 

 

 

 

 

 

3

 

Blue

 

 

 

O

 

4

Monitor ID 2 - Not

I

 

 

 

 

 

 

 

 

 

used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

Ground

 

 

 

NA

 

6

Red

ground

NA

 

 

 

 

 

 

 

 

 

 

 

7

 

Green

ground

 

NA

 

8

Blue

ground

NA

 

 

 

 

 

 

 

 

 

 

 

9

 

+5 V,

used

by

DDC2BNA

 

10

Ground

 

NA

 

 

 

 

 

 

 

 

 

 

 

 

11

 

Monitor

ID

0

-

Not I

 

12

DDC2B

serial data

I/O

 

 

used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

Horizontal

sync

O

 

14

Vertical sync

O

 

 

 

 

 

 

 

 

 

 

 

 

15

 

DDC2B

clock

 

 

I/O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Memory connectors

85

 

 

168

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

184

Figure 19

(Page 1 of

3). System Memory Connector Pin Assignments

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin

x64

Non-Parity

 

x72

ECC

Pin

x64

Non-Parity

x72

ECC

 

 

 

 

 

 

 

 

 

 

 

1

VSS

 

 

VSS

 

85

VSS

 

VSS

 

 

 

 

 

 

 

 

 

 

2

DQ0

 

 

DQ0

 

86

DQ32

DQ32

 

 

 

 

 

 

 

3

DQ1

 

DQ1

87

DQ33

DQ33

 

 

 

 

 

 

 

4

DQ2

 

DQ2

88

DQ34

DQ34

 

 

 

 

 

 

 

 

 

5

DQ3

 

DQ3

89

DQ35

 

DQ35

 

 

 

 

 

 

 

 

 

 

 

 

6

VCC

 

 

VCC

 

90

VCC

 

VCC

 

 

 

 

 

 

 

 

7

DQ4

 

DQ4

91

DQ36

DQ36

 

 

 

 

 

 

 

 

 

8

DQ5

 

 

DQ5

 

92

DQ37

DQ37

 

 

 

 

 

 

 

9

DQ6

 

DQ6

93

DQ38

DQ38

 

 

 

 

 

 

 

10

DQ7

 

DQ7

94

DQ39

DQ39

 

 

 

 

 

 

 

 

 

11

DQ8

 

DQ8

95

DQ40

 

DQ40

 

 

 

 

 

 

 

 

 

 

 

 

12

VSS

 

 

VSS

 

96

VSS

 

VSS

 

 

 

 

 

 

 

 

 

 

 

 

Copyright IBM Corp. September 1999

25

Image 33
Contents Technical Information Manual PC 300GL Types 6268, 6278, Apply 1999Are WithContents System software BiosPost System compatibility26. J13 Modem/Ring Wakeup Connector Pin Assignments System board Keyboard portUSB port Internal Dasd Related publications PrefaceTerminology usage IBMWhen Expressing storage Capacity MB equals Viii Technical Information Manual Major features System overviewSystem overview Network support Other featuresRing Ring DetectChapter System FeaturesPCI bus System memorySdram DimmIDE bus master interface USB interfaceBus Graphics memory controller hub Super Video Graphics Array Video subsystemAPM AcpiPC 300GL supports the following video subsystem modes Supported VGA video modesSupported Enhanced VGA video modes Mode Screen Resolution Colors Refresh Rate FeaturesVideo memory Monitor supportController Audio subsystemDiskette drive interface Serial portsParallel port Default setting for the serial port is COM1Keyboard and mouse ports Serial port assignmentsFlash Eeprom Network connectionExpansion adapters ClockBios configuration jumper J7A1 Cable connectorsPhysical layout JumperConnector panel for the desktop model Connector panelPhysical specifications Physical specificationsDesktop Computers Not SupportRequirements CablingPower input Power supplyPower output Power supplyFor Each PCI connector Component outputsComponents draw less current than Maximum Shown Nominal Value Power Power That AvailableOutputs Connector pin Assignments See Appendix a Pin Power supplySystem software PlaySystem software Advanced Configuration and Power Interface Configuration/Setup Utility programDiagnostic program UtilityHardware compatibility System compatibilityHardware interrupts System compatibilityHard disk drives and controller Drive type 720 KB Mode MB ModeSoftware compatibility Software interruptsMachine-sensitive programs Monitor connector Appendix A. Connector pin assignmentsMemory connectors Appendix A. Connector pin assignmentsPin X64 Non-Parity X72 ECC ConnectorConnector pin System memory connector pin input/outputAssignments 3. System memory connector pin input/output Pin Signal NamePin Assignments PCI bus connector PCI connector pin assignments PCI connectorsPin ConnectorIDE connector pin assignments IDE connectorsDiskette Drive Connector Pin Assignments DriveSupply USB port connectors Wakeup and Wake on LAN connectorsPort KeyboardKeyboard port connector pin assignments Serial port connectorSerial Port Connector Pin Assignments Parallel port connector pin assignments2. Parallel port connector pin assignments System Appendix B. System address mapsAppendix SystemICH1, DMA MapsO address map Are ReservedDMA I/O address map Bits Byte PointerConfiguration MapSystem address maps Appendix C. IRQ and DMA channel assignments Appendix C. IRQ and DMA channel assignmentsIRQ channel assignments DMA channel assignmentsError Codes Appendix D. Error CodesBeep codes Complete ListReferences This Publication Appendix E. Notices and trademarksReference 300Specification Advanced PowerLow Pin Count Interface Specification ReferencesIndex IndexError Codes Power Consumption Description For

6278, 6268, 6288 specifications

The IBM 6278, 6288, and 6268 are part of IBM's extensive lineup of mid-range computers, specifically tailored for business environments in the late 1980s and early 1990s. These systems were designed to handle substantial data processing tasks, facilitating efficient business operations with robust performance and reliability.

The IBM 6278 was notable for its high-performance capabilities, making it suitable for a variety of applications ranging from transaction processing to complex computations. One of the main features of the 6278 was its multiprocessing capability, which allowed it to run multiple tasks concurrently. This was achieved through a combination of advanced hardware and software that optimized performance and resource allocation.

Similarly, the IBM 6288 was recognized for its versatility and scalability. This system incorporated enhanced memory management and was capable of handling larger workloads than its predecessors. The 6288 was designed with user-friendly interfaces and supported various input/output devices, making it easier for organizations to integrate into existing IT infrastructures. Additionally, it provided improved connectivity options, essential for modern networking needs at the time.

The IBM 6268, on the other hand, offered a balance between cost and performance, appealing to smaller businesses or those with less intensive data processing requirements. Despite being less powerful than the 6278 and 6288, the 6268 still managed to include essential features such as reliable data storage, effective processing speed, and compatibility with IBM's extensive software ecosystem.

All three models utilized IBM's proprietary operating systems, which were well-known for their robustness and security features. They were built with technologies such as error detection and correction, ensuring the integrity of data processing tasks. The architecture of these systems also allowed for easy upgrades, enabling businesses to expand their capabilities without a complete overhaul of their IT infrastructure.

In summary, the IBM 6278, 6288, and 6268 represented a significant advancement in mid-range computing technology during their era. Their main features encompassed multiprocessing, scalability, and user-friendly interfaces, making them valuable assets for businesses seeking reliable and efficient computing solutions. These systems laid the groundwork for future innovations in business computing, and despite their age, they remain a significant part of IBM's legacy in the computing industry.