Ibm technical information manual pc 300gl (6272 and 6282).
Ibm technical information manual pc 300gl (6272 and 6282).
Note before using this information and the product it supports, be sure to read the general information under appendix e, “notices and trademarks” on page 55. First edition (october 1997) the following paragraph does not apply to the united kingdom or any country where such provisions are inconsiste...
Contents preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V related publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Vi manual style . . . . . . . . . . . . . . . . . . . ...
Connector description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 chapter 5. System software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 bios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Figures 1. L2 cache characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2. L2 cache timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3. System memory configuration . . . . . . . . . . . . . . . . ....
51. Dma i/o addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 52. Irq channel assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 53. Dma channel assignments . . . . . . . . . . . . . . . . . . . . . . ...
Preface this technical information manual provides information for the ibm pc 300gl (6272 and 6282). It is intended for developers who want to provide hardware and software products to operate with these ibm computers and provides a more in-depth view of how these ibm computers work. Users of this p...
Related publications in addition to this manual, the following ibm publications provide information related to the operation of the pc 300gl (6272 and 6282). To order publications in the u.S. And puerto rico, call 1-800-879-2755. In other countries, contact an ibm reseller or an ibm marketing repres...
Manual style warning: the term reserved describes certain signals, bits, and registers that should not be changed. Use of reserved areas can cause compatibility problems, loss of data, or permanent damage to the hardware. When the contents of a register are changed, the state of the reserved bits mu...
X technical information manual.
Chapter 1. System overview chapter 1. System overview the ibm pc 300gl (6272 and 6282) are versatile products designed to provide state-of-the-art computing power with room for future growth. Several model variations are available. Major features the major features are: intel pentium processor or in...
Chapter 1. System overview other features the following features are supported by the pc 300gl (6272 and 6282). Optional hardware is required for these features. Wake on lan the power supply of the computer supports wake on lan. Wake on lan allows the computer to turn on when a specific lan frame is...
Chapter 2. System board features chapter 2. System board features this section includes information about system board features. For an illustration of the system board, see “system board” on page 13. Microprocessor the microprocessor in the pc 300gl (6272 and 6282) is the intel pentium processor or...
Chapter 2. System board features chipset control the intel triton-vx chipset is the interface between the microprocessor and the following: l2 cache controller memory subsystem pci bus bus master ide connection high performance pci to isa bridge usb port l2 cache the chipset supports an l2 cache tha...
Chapter 2. System board features system memory the system memory interface is controlled by the chipset. Synchronous dynamic random access memory (sdram) is standard. The maximum amount of system memory is 128 mb. For memory expansion, the system board provides two dual inline memory module (dimm) c...
Chapter 2. System board features pci bus the fully synchronous 30/33 mhz pci bus originates in the chipset. Features of the pci bus are: zero wait state microprocessor-to-pci write interface for high performance graphics built-in pci bus arbiter with support for up to five masters microprocessor-to-...
Chapter 2. System board features usb interface universal serial bus (usb) technology is a standard feature of the computer. Using the chipset, the system board provides the usb interface with two connectors. A usb-enabled device can attach to each connector, and if that device is a hub, multiple per...
Chapter 2. System board features video subsystem the video subsystem on the system board includes the cirrus cl-gd5446 chip and up to 2 mb of edo dram. Cirrus cl-gd5446 chip the cl-gd5446 chip supports all video graphics array (vga) modes and is compliant with super video graphics array (svga) modes...
Chapter 2. System board features input/output controller control of the integrated input/output (i/o) ports and diskette drive controller is provided by a single chip, the national semiconductor pc87307. This chip, which supports plug and play, controls the following features: diskette drive support...
Chapter 2. System board features parallel port integrated in the system board is support for extended capabilities port (ecp), enhanced parallel port (epp) and standard parallel port (spp) modes. The modes of operation are selected through the configuration/setup utility program with the default mod...
Chapter 2. System board features network connection some models have a crystal cs8920 ethernet 10base-t controller and an rj-45 connector integrated on the system board that provides a high-performance lan connection. This integrated ethernet is an isa plug and play device with built-in support for ...
Chapter 2. System board features flash eeprom the system board uses a flash electrically-erasable, programmable, read-only memory (eeprom) chip to store the basic input/output system (bios), video bios, ibm logo, configuration/setup utility, and plug and play data. If necessary, the eeprom can be ea...
Chapter 2. System board features physical layout the system board might look slightly different from the one shown. Note: a diagram of the system board, including switch and jumper settings, is attached to the underside of the computer cover. System board .1/ monitor port .2/ parallel port .3/ unive...
Chapter 2. System board features jumpers jumpers on the system board are used for custom configurations. The following figures show the description of pin numbers for specific jumpers. To locate these jumpers, see “system board” on page 13. Switches the switches (sw1) are used for setting the microp...
Chapter 2. System board features connectivity the connections the computer provides are at the back of the computer. The connectors are: network – ethernet integrated with the system board (some models only) – ethernet or token ring adapter (some models only) keyboard mouse serial (2) parallel monit...
Chapter 3. Physical specifications chapter 3. Physical specifications this section lists the physical specifications for the pc 300gl (6272 and 6282). The pc 300gl 6272 has two expansion slots and three drive bays, and the pc 300gl 6282 has four expansion slots and four drive bays. Note: the maximum...
Chapter 3. Physical specifications pc 300gl 6272 the following figures list the physical attributes for the pc 300gl 6272. Figure 11. Size (pc 300gl 6272) description measurement width 369 mm (14.5 in) depth 400 mm (15.8 in) height 95 mm (3.7 in) figure 12. Weight (pc 300gl 6272) description measure...
Chapter 3. Physical specifications figure 15. Humidity (pc 300gl 6272) description measurement system on 8% to 80% system off 8% to 80% figure 16. Heat output (pc 300gl 6272) description measurement minimum configuration 35 w (120 btu per hour) maximum configuration (based on 145-watt maximum capaci...
Chapter 3. Physical specifications pc 300gl 6282 the following figures list the physical attributes for the pc 300gl 6282. Figure 18. Size (pc 300gl 6282) description measurement width 440 mm (17.3 in) depth 420 mm (16.5 in) height 110 mm (4.3 in) figure 19. Weight (pc 300gl 6282) description measur...
Chapter 3. Physical specifications figure 21. Air temperature (pc 300gl 6282) description measurement system on 10.0 to 32.0°c (50 to 90°f) system off 10.0 to 43.0°c (50 to 110°f) figure 22. Humidity (pc 300gl 6282) description measurement system on 8% to 80% system off 8% to 80% figure 23. Heat out...
Chapter 4. Power supply chapter 4. Power supply the power supply requirements are supplied by a 85-watt (pc 300gl 6272) or 145-watt (pc 300gl 6282) power supply. The power supply converts the ac input voltage into four dc output voltages and provides power for the following: system board adapters in...
Chapter 4. Power supply power output the power supply outputs shown in the following figures include the current supply capability of all the connectors, including system board, dasd, pci, and auxiliary outputs. Note: simultaneous loading of +5 v and +3.52 v must not exceed 50 watts. Pc 300gl 6272 p...
Chapter 4. Power supply component outputs the power supply provides separate voltage sources for the system board and internal storage devices. The following figures show the approximate power that is provided for specific system components. Many components draw less current than the maximum shown. ...
Chapter 4. Power supply note: some adapters and hard disk drives draw more current than the recommended limits. These adapters and drives can be installed in the system; however, the power supply will shut down if the total power used exceeds the maximum power that is available. Output protection th...
Chapter 5. System software chapter 5. System software this section briefly describes some of the system software included with the computer. Bios the system uses the ibm surepath basic input/output system (bios), which is stored in flash electrically erasable programmable read only memory (eeprom). ...
Chapter 5. System software advanced power management (apm) the pc 300gl (6272 and 6282) come with built-in energy-saving capabilities. Advanced power management (apm) is a feature that reduces the power consumption of systems when they are not being used. When enabled, apm initiates reduced-power mo...
Chapter 6. System compatibility chapter 6. System compatibility this chapter discusses some of the hardware, software, and bios compatibility issues for the computer. Refer to pc 300 systems (6272/6282) compatibility report for a list of compatible hardware and software options. Hardware compatibili...
Chapter 6. System compatibility hardware interrupts hardware interrupts are level sensitive for pci interrupts and edge sensitive for isa interrupts. The interrupt controller clears its in-service register bit when the interrupt routine sends an end-of-interrupt (eoi) command to the controller. The ...
Chapter 6. System compatibility diskette drives and controller the following figures show the reading, writing, and formatting capabilities of each type of diskette drive. Notes: 1. Do not use 5.25-inch diskettes that are designed for the 1.2mb mode in either a 250/500 kb or 300/500 kb diskette driv...
Chapter 6. System compatibility software compatibility to maintain software compatibility, the interrupt polling mechanism that is used by ibm personal computer products is retained. Software that interfaces with the reset port for the ibm personal computer positive-edge interrupt sharing (hex addre...
Appendix a. Connector pin assignments appendix a. Connector pin assignments the following figures show the pin assignments for various system board connectors. Copyright ibm corp. October 1997 31.
Appendix a. Connector pin assignments system memory connector 1 85 84 168 figure 36 (page 1 of 3). System memory connector pin assignments pin signal i/o pin signal i/o 1 gnd na 85 gnd na 2 md0 i/o 86 md32 i/o 3 md1 i/o 87 md33 i/o 4 md2 i/o 88 md34 i/o 5 md3 i/o 89 md35 i/o 6 vdd i/o 90 vdd na 7 md...
Appendix a. Connector pin assignments figure 36 (page 2 of 3). System memory connector pin assignments pin signal i/o pin signal i/o 37 a8 i 121 a9 i 38 a10 i 122 a11 i 39 a12 i 123 a13 i 40 vdd na 124 vdd na 41 nc na 125 nc na 42 nc na 126 b0 o 43 gnd na 127 gnd na 44 oe1 i 128 nc na 45 ras2 i 129 ...
Appendix a. Connector pin assignments ide connectors 1 2 40 39 figure 36 (page 3 of 3). System memory connector pin assignments pin signal i/o pin signal i/o 80 pd3 o 164 pd4 o 81 pd5 o 165 pd6 o 82 pd7 o 166 pd8 o 83 id0 o 167 id1 o 84 vdd na 168 vdd na figure 37. Ide connector pin assignments pin ...
Appendix a. Connector pin assignments usb connectors 4 3 2 1 monitor connector 5 1 10 6 15 11 diskette drive connector figure 38. Usb connector pin assignments pin signal 1 vcc 2 -data 3 +data 4 ground figure 39. Monitor connector pin assignments pin signal i/o pin signal i/o 1 red o 2 green o 3 blu...
Appendix a. Connector pin assignments figure 40 (page 2 of 2). Diskette drive connector pin assignments pin signal i/o pin signal i/o 17 msen1 i 18 direction in# o 19 ground na 20 step# o 21 ground na 22 write data# o 23 ground na 24 write enable# o 25 ground na 26 track0# i 27 msen0 i 28 write prot...
Appendix a. Connector pin assignments serial port connectors 1 5 6 9 parallel port connector 13 1 25 14 figure 41. Serial port connectors pin assignments pin signal i/o pin signal i/o 1 data carrier detect i 2 receive data# i 3 transmit data# o 4 data terminal read o 5 ground na 6 data set ready i 7...
Appendix a. Connector pin assignments keyboard and mouse port connectors 6 4 2 1 3 5 figure 43. Keyboard and mouse connectors pin assignments pin signal i/o pin signal i/o 1 data i/o 2 reserved na 3 ground na 4 +5 v dc na 5 clock i/o 6 reserved i/o 38 technical information manual.
Appendix a. Connector pin assignments isa connectors a1 b1 a31 b31 c1 d1 c18 d18 note: the isa connectors are part of the riser card. Figure 44 (page 1 of 2). Isa connector pin assignments pin signal i/o pin signal i/o b1 ground na a1 iochck# i b2 reset drv o a2 sd7 i/o b3 +5 v dc na a3 sd6 i/o b4 i...
Appendix a. Connector pin assignments figure 44 (page 2 of 2). Isa connector pin assignments pin signal i/o pin signal i/o d4 irq11 i c4 la21 i/o d5 irq12 i c5 la20 i/o d6 irq15 i c6 la19 i/o d7 irq14 i c7 la18 i/o d8 dack0# o c8 la17 i/o d9 drq0 i c9 memr# i/o d10 dack5# o c10 memw# i/o d11 drq5 i ...
Appendix a. Connector pin assignments pci connector note: the pci connectors are part of the riser card. Figure 45 (page 1 of 2). Pci connector pin assignments pin signal i/o pin signal i/o a1 trst# o b1 − 12 v dc na a2 + 12 v dc na b2 tck o a3 tms o b3 ground na a4 tdi o b4 tdo i a5 + 5 v dc na b5 ...
Appendix a. Connector pin assignments figure 45 (page 2 of 2). Pci connector pin assignments pin signal i/o pin signal i/o a40 sdone i/o b40 perr# i/o a41 sbo# i/o b41 + 3.3 v dc na a42 ground na b42 serr# i/o a43 + 3.3 v dc na b43 + 3.3 v dc na a44 c/be(1)# i/o b44 c/be 1# i/o a45 address/data 14 i...
Appendix a. Connector pin assignments wake on lan and modem/ring wakeup connectors power supply connectors figure 46. J27 modem ring pin description 1 ground 2 external wake up on ring figure 47. J28 wake on lan pin description 1 ground 2 external wake on lan figure 48. Pin assignments for power sup...
Appendix b. System address maps appendix b. System address maps system memory map the first 640 kb of system board ram is mapped starting at address 0000000h. A 256-byte area and a 1 kb area of this ram are reserved for bios data areas. Memory can be mapped differently if post detects an error. Figu...
Appendix b. System address maps input/output address map the following figure lists resource assignments for the i/o address map. Any addresses that are not shown are reserved. Figure 50 (page 1 of 3). I/o address map address (hex) device 0000–001f dma 1 0020–002d interrupt controller 1 002e–002f pl...
Appendix b. System address maps figure 50 (page 2 of 3). I/o address map address (hex) device 01f0–01f7 ide channel 0 0220–0227 national 87307, serial port 3 or 4 0278–027f national 87307, parallel port 3 02e8–02ef national 87307, serial port 3 or 4 02f8–02ff national 87307, serial port 2 0338–033f ...
Appendix b. System address maps figure 50 (page 3 of 3). I/o address map address (hex) device bae8 cl-gd5446 video bee8 cl-gd5446 video e2e8 cl-gd5446 video e2ea cl-gd5446 video appendix b. System address maps 47.
Appendix b. System address maps dma i/o address map the following figure lists resource assignments for the dma address map. Any addresses that are not shown are reserved. Figure 51 (page 1 of 2). Dma i/o addresses address (hex) description bits byte pointer 0000 channel 0, memory address register 0...
Appendix b. System address maps figure 51 (page 2 of 2). Dma i/o addresses address (hex) description bits byte pointer 00dc channels 4–7, clear mask register (write) 00–03 00de channels 4–7, write all mask register bits 00–03 00df channels 5–7, 8- or 16-bit mode select 00–07 3 upper byte of memory a...
Appendix c. Irq and dma channel assignments appendix c. Irq and dma channel assignments the following figures list the interrupt request (irq) and direct memory access (dma) channel assignments. Figure 52. Irq channel assignments irq system resource nmi critical system error smi system/power managem...
Appendix c. Irq and dma channel assignments figure 53. Dma channel assignments dma channel data width system resource 0 isa bus 8 bits 1 isa bus 8 bits 2 reserved (diskette drive) 8 bits 3 ecp parallel port 5 8 bits 4 reserved (cascade channel) – 5 isa bus 16 bits 6 isa bus 16 bits 7 isa bus 16 bits...
Appendix d. Error codes appendix d. Error codes the following figures list the post error codes and beep error codes for the computer. Post error codes post error messages appear when post finds problems with the hardware during power-on or when a change in the hardware configuration is found. Post ...
Appendix d. Error codes figure 54 (page 2 of 2). Post error codes code description 202 memory address line error 00-15 203 memory address line error 16-23 221 rom to ram remapping error 225 unsupported memory type installed or memory pair mismatch 301 keyboard error 302 keyboard error 303 keyboard t...
Appendix d. Error codes beep codes for the following beep codes, the numbers indicate the sequence and number of beeps. For example, a “2-3-2” error symptom (a burst of two beeps, three beeps, then a burst of two beeps) indicates a memory module problem. Figure 55. Beep codes beep code probable caus...
Appendix e. Notices and trademarks appendix e. Notices and trademarks references in this publication to ibm products, programs, or services do not imply that ibm intends to make these available in all countries in which ibm operates. Any reference to an ibm product, program, or service is not intend...
References 82439hx pciset system controller (txc) source: intel corporation; available at http://www.Intel.Com/design/pcisets/datashts 82371sb pci isa ide xcelerator (piix3) source: intel corporation; available at http://www.Intel.Com/design/pcisets/datashts advanced power management (apm) bios inte...
Index index a address map dma 48 i/o 45 system memory 44 advanced power management 26 altitude 17 apm 26 b beep codes 54 bios 25 bios data areas 44 bus ide 6 isa 6, 12 pci 6, 12 universal serial bus 7 bypassing bios 29 c cables 17, 19 chipset 4, 9 clock, real-time 11 cmos ram 11 compatibility hardwa...
Index i/o address map 45 ide interface 6 information, related viii input power frequency 21 requirements 21 voltage 21 interrupt request assignments 50 isa bus 6 connectors 12 j jumper configuration 14 locations (system board) 13 k keyboard cable 17, 19 l l2 cache (external) 4 level-sensitive interr...
Index switches, configuration 14 system memory maps 44 specifications 16, 19 system board t temperature 17, 20 token ring port 11 u universal serial bus connectors 35 port 7 technology 7 v video subsystem 8 voltage, input power 21 voltage, output power 22 w wake on lan 2 wake up on ring 2 warning, r...
Ibm part number: printed in u.S.A..
