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Intel ® Server Board SE7221BK1-E T echnical Product Specification Intel order number C91860-001 Revision 1.3 February 2005 Enterprise Platforms and Services Marketing.
SE7221BK1 -E Technical Product Specification Revision 1.3 ii Revision History Date Revis ion Number Modifications July 2004 0.5 Preliminary Re lease; subject to change. September 2004 0.8 Revised tec hnical details of PCI subsystem, memory support and GMCH.
SE7221BK1-E Technical Product Specification iii Disclaimers Information in this document is provided in connection with Intel ® products. No license, express or implied, by estoppels or otherwise, to any intellectual property rights is granted by this document.
SE7221BK1 -E Technical Product Specification Revision 1.3 iv Table of contents 1. Introduction ................................................................................................................... ....... 1 2. Server Board Overview .....
SE7221BK1-E Technical Product Specification v 5.5 PCI Error Handling ................................................................................................. 19 6. ACPI Implementation ..........................................................
SE7221BK1 -E Technical Product Specification Revision 1.3 vi 9.5.6 Server menu .......................................................................................................... 48 9.5.7 Exit menu ..............................................
SE7221BK1-E Technical Product Specification vii 13.1.2 Product EMC Compliance ..................................................................................... 76 13.1.3 Product Regulatory Compliance Markings ......................................
SE7221BK1 -E Technical Product Specification Revision 1.3 viii List of Tables Table 1. Processor Support Matrix ............................................................................................. .6 Table 2. Memory Bank Labels and DIMM Population Order.
SE7221BK1-E Technical Product Specification ix Table 33. Three-pin Fan Headers Pin-out (JP5J1, JP5J2, JP7A1, JP6A1) ............................... 31 Table 34. Eight-pin Fan Header Pin-out (J6J1, J6J2, J6J3, and J6J4).................................
SE7221BK1 -E Technical Product Specification Revision 1.3 x Table 68. BIOS Recovery Beep Codes ..................................................................................... 57 Table 69. POST Error Messages and Handling ........................
SE7221BK1-E Technical Product Specification xi List of Figures Figure 1. Intel® Server Board SE7221BK1-E Diagram .............................................................. 4 Figure 2. Memory Bank Label Definition .................................
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SE7221BK1-E Technical Product Specification 1 1. Introduction This Intel® Server Board SE7221BK1-E Technical Product Specification (TPS) provides a high- level technical description for the Intel ® Server Board SE7221BK1-E. It details the architecture and feature set for all functional sub-systems that make up the server board.
SE7221BK1 -E Technical Product Specification Revision 1.3 2 2. Server Board Overview 2.1 SE7221BK1-E Feature Set The Intel® Server Board SE7221BK1-E supports the following feature set: Processor .
SE7221BK1-E Technical Product Specification 3 USB 2.0 Two external Universal Serial Bus (USB) ports with an additional internal header providing two optional USB ports for front panel support.
SE7221BK1 -E Technical Product Specification Revision 1.3 4 TP01326 H A B C D E F G EE CC AA Z Y X W BB DD J I V U T S N R Q P O M L DIMM 1A Sock et DIMM 2B Sock et DIMM 1B Sock et DIMM 2A Sock et CPU So cket K Figure 1.
SE7221BK1-E Technical Product Specification 5 3. Functional Architecture This chapter provides a high-level description of the functionality distributed between the architectural blocks of the Intel® Server Board SE7221BK1-E.
SE7221BK1 -E Technical Product Specification Revision 1.3 6 LGA775 processor socket supporting 800MHz FSB Intel® Pentium® 4 processor. Processor host bus AGTL+ support circuitry. Table 1. Processor Support Matrix Processor Family Package Type Frequency Cache Size Front Side Bus Pentium® 4 LGA775 3.
SE7221BK1-E Technical Product Specification 7 The maximum memory capacity is 4 GB Note* Although the Intel® Server Board SE7221BK1-E supports a maximum memory capacity of 4 GB, system resources consum e roughly 750 MB of physical memory in the maximum memory configuration.
SE7221BK1 -E Technical Product Specification Revision 1.3 8 Table 2. Memory Bank Labels and DIMM Population Order Location DIMM Label Channel Population Order J8J1 (DIMM_1A) A 1 J8J2 (DIMM_2A) A 3 J9J2 (DIMM_1B) B 2 J9J1 (DIMM_2B) B 4 1 3 2 4 Channel A (Bank 1) Channel B (Bank 2) DIMM _1A DIMM _2A DIMM _1B DIMM _2B J8J1 J8J2 J9J2 J9J1 Figure 2.
SE7221BK1-E Technical Product Specification 9 Table 3. Characteristics of Dual/Single Channel Configuration w ith/w ithout Dynamic Mode Throughput Lev el Configuration Characteris tics Highest Dual Ch.
SE7221BK1 -E Technical Product Specification Revision 1.3 10 interfaces that can be independently configured to operate in PCI (33 or 66 MHz), PCI-X Mode1 (66,100,133), for either 32 or 64 bits.
SE7221BK1-E Technical Product Specification 11 A PCI Express* bus which provides an interface to the PCI-Express* devices( Fully compliant to the PCI Express* Base Specification, Rev 1.
SE7221BK1 -E Technical Product Specification Revision 1.3 12 One slots capable of supporting full length legacy PCI add-in cards operating at 33 MHz 4.1.3.2 PCI Express* X4 Subsystem The ICH6R supports one x4-lane PCI Express* interface that can also be configured as a single x1 or x4-lane port.
SE7221BK1-E Technical Product Specification 13 4.2 Super I/O National Semiconductor* PC87427Super IO device contains all of the necessary circuitry to control two serial ports, one parallel port, floppy disk, PS/2-compatible keyboard and mouse and hardware monitor controller.
SE7221BK1 -E Technical Product Specification Revision 1.3 14 4.2.1.6 Wake-up Control The Super IO contains functionality that allows various events to control the power-on and power-off the system. 4.2.2 BIOS Flash The board incorporates an Intel® ® 28F320C3 flash memory component.
SE7221BK1-E Technical Product Specification 15 unique PCI device ID value for use in configuration cycles. The following table shows the bit to which each IDSEL signal is attached for P32-A devices and the corresponding device description. Table 6. P32-A Configuration IDs IDSEL Value Device 19 Intel® 82541PI LAN (NIC1) 18 PCI Slot 1 (32b/33MHz) 5.
SE7221BK1 -E Technical Product Specification Revision 1.3 16 and GNTx* are a special case in that they are internal to the host bridge. The following table defines the arbitration connections. Table 9. P32-B Arbitration Connections Baseboard Signals Dev ice PCIX REQ_N0/GNT_N0 Intel® 82541PI LAN (NIC2) 5.
SE7221BK1-E Technical Product Specification 17 5.1.4 PCI-E x8 In this board, Lanes 0~7 are connected to a x8 PCI-E connector directly. It can support x1, x4, x 8 PCI-E add-in cards. Table 12. PCI-E x 8 Connections Lane Dev ice Lane 0~7 Slot 6 (PCI Express* x 8) 5.
SE7221BK1 -E Technical Product Specification Revision 1.3 18 For the NIC 2 connector (SE7221BK1LX sku only), the yellow LED indicates network connection when on, and Transmit/Receive activity when blinking. The orange LED indicates 1000-Mbps operation when lit, the green LED indicates 100-Mbps operation when lit and 10- Mbps when off.
SE7221BK1-E Technical Product Specification 19 Table 14. Interrupt Definitions ISA Interrupt Description INTR Processor interrupt. NMI NMI to processor. IRQ0 System timer IRQ1 Keyboard interrupt. IRQ2 Slave PIC IRQ3 Serial port 1 or 2 interrupt fr om SUPER IO device, user-configurable.
SE7221BK1 -E Technical Product Specification Revision 1.3 20 Figure 3. Interrupt Routing Diagram IRQ0 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 IRQ16 IRQ17 IRQ18.
SE7221BK1-E Technical Product Specification 21 Figure 4. ICH6R Interrupt Routing Diagram PIRQB# PIRQD# PIRQC# PIRQE# PIRQF# PIRQG# PIRQH# PIRQA# Super I/O Time r Ke y board Serial Port2/ISA Serial Por.
SE7221BK1 -E Technical Product Specification Revision 1.3 22 Figure 5. PXH Interrupt Routing Diagram P A IRQ 0 P A IRQ 1 P A IRQ 2 P A IRQ 3 P A IRQ 4 P A IRQ 5 P A IRQ 6 P A IRQ 7 P A IRQ 8 P A IRQ 9.
SE7221BK1-E Technical Product Specification 23 6. ACPI Implement ation 6.1 ACPI An ACPI-aware operating system generates an SMI to request that the system be switched into ACPI mode. The BIOS responds to enable ACPI mode. The system automatically returns to legacy mode upon hard reset or power-on reset.
SE7221BK1 -E Technical Product Specification Revision 1.3 24 supply through an inverter, and then transition to an ON state. Power Button On to Off (Legacy): The ICH6 is configured to generate an SMI due to a power button event. The BIOS services this SMI and sets the state of the machine in the ICH6 and Super IO to the OFF state.
SE7221BK1-E Technical Product Specification 25 7. Connectors 7.1 Main Power Connector The main power supply connection is obtained using the 24-pin connector. The following table defines the pin-outs of the connector. Table 16. Pow er Connector Pin-out (CN4H1) Pin Signal 18 A WG Color Pin Signal 18 A WG Color 1* +3.
SE7221BK1 -E Technical Product Specification Revision 1.3 26 7.2 I 2 C Header Table 18. HSBP Header Pin-out (J1D1) Pin Signal Name Description 1 HR_SMB_5V_DAT Data Line 2 GND GROUND 3 HR_SMB_5V_CLK Clock Line 4 GND GROUND Table 19.
SE7221BK1-E Technical Product Specification 27 Signal Name Pin Pin Signal Name FP_PWR_BTN_N 11 12 LAN1_ACT_N GND 13 14 LAN1_LINK_UP_N FP_RST_BTN_N 15 16 MBMC_SMC_PHL5V_DAT RESET switch (GND) 17 18 MBM.
SE7221BK1 -E Technical Product Specification Revision 1.3 28 Signal Name Pin Pin Signal Name P1V8_STB_LAN1 6 14 P3V3_STB LAN1_TRDP2 7 15 LAN1_LINK1000_N LAN1_TRDN2 8 16 LINK100_L Table 24.
SE7221BK1-E Technical Product Specification 29 7.7 SATA Connector ICH6R integrated a SATA controller with four SATA ports output. The pin-out for these four connectors is listed below. Table 26. SATA Connector Pi n-out (J1G1, J1G2, J1J2, J2J1) Pin Signal Name 1 GND 2 SATA0_TX_P 3 SATA0_TX_N 4 GND 5 SATA0_RX_N 6 SATA0_RX_P 7 GND 7.
SE7221BK1 -E Technical Product Specification Revision 1.3 30 7.9 Floppy Connector The board provides a standard 34-pin interface to the floppy drive controller.
SE7221BK1-E Technical Product Specification 31 Table 31. 9-pin Header Seri al B Port Pin-out (J1B1) Signal Name Pin Pin Signal Name DCDB 1 2 DSRB RXDB 3 4 RT SB TXDB 5 6 CTSB DTRB 7 8 RIB GND 9 10 Key 7.11 Key board and Mouse Connector Two PS/2 ports are provided for use by a keyboard and a mouse.
SE7221BK1 -E Technical Product Specification Revision 1.3 32 There are also four 8-pin fan headers. (J6J1, J6J2, J6J3, J6J4) These fan headers have the same pin-out and are detailed below.
SE7221BK1-E Technical Product Specification 33 7.12.4 Rolling BIOS selection header There is a 1x3 pin Header that is used to configure the function of rolling BIOS. The figure below shows the jumper pins and their functions. The factory defaults are set to a primary BIOS mode for each function.
SE7221BK1 -E Technical Product Specification Revision 1.3 34 2-3 Force erase 5-6 Pro tect PASSWORD CLEAR 6-7 Erase 9-10 Normal BOOT RECOVERY BOOT 10-11 Recovery BOOT SUPER IO. The system BIOS reads these GPIs status and decides whether or not to execute related task.
SE7221BK1-E Technical Product Specification 35 Key Option Description ESC Exit The ESC key provides a mechanism for backing out of any field. This key w ill undo the pressing of the Enter key. When the ESC key is pressed w hile editing any field or selecting features of a menu, the parent menu is re-entered.
SE7221BK1 -E Technical Product Specification Revision 1.3 36 Key Option Description F10 Save Changes and Exit Pressing F10 causes the following message to appear: Sav e configuration change s and exit setup? [OK ] [Cancel] If “OK” is selected and the Enter key is pr essed, all changes are saved and setup is exited.
SE7221BK1-E Technical Product Specification 37 Feature Options Help Text Description Language English French German Italian Spanish Use [ENTER], [Up Arrow], [Dow n Arrow] to select language. Select the current default language used by BIOS. 9.5.2 Advanced menu Table 41.
SE7221BK1 -E Technical Product Specification Revision 1.3 38 Feature Options Help Text Description Hyper-Threading Technology Enabled Disabled "ENABLE: Enable CPU Hyperthreading for HT enabled processor(s). DISABLE: Disable CPU Hyperthreading for HT enabled processor(s).
SE7221BK1-E Technical Product Specification 39 Feature Options Help Text Description Secondary IDE Slave N/A While entering setup, BIOS auto detects the presence of IDE devices. This displays the status of auto detection of IDE devices. Selects submenu with additional device details.
SE7221BK1 -E Technical Product Specification Revision 1.3 40 Feature Options Help Text Description Block (Multi-Sector Transfer) Disabled Au t o Disabled: The Data transfer from and to the device occurs one sector at a time. Auto: The data transfer from and to the device occurs multiple sectors at a time if the device supports it.
SE7221BK1-E Technical Product Specification 41 Serial Port 2 Address Disabled 3F8/IRQ4 2F8/IRQ3 3E8/IRQ4 2E8/IRQ3 Allows BIOS to Select Serial Port2 Base Addresses. Option that is used by other serial port is hidden to prevent conflicting settings. 9.
SE7221BK1 -E Technical Product Specification Revision 1.3 42 Emulation Type Au t o Floppy Forced FDD Hard Disk CDROM If Auto, USB devices less than 530 MB will be emulated as Floppy and remaining as hard drive. Forced FDD option can be user to force a HDD formatted drive to boot as FDD (Ex.
SE7221BK1-E Technical Product Specification 43 9.5.2.7 Memory configuration sub-menu This sub-menu provides information about the DIMM’s detected by BIOS.
SE7221BK1 -E Technical Product Specification Revision 1.3 44 9.5.3.1 Boot settings configuration sub-menu selections Table 52. BIOS Setup, Boot Settings Configuration Sub-menu Selections Feature Options Help Text Description Quick Boot Disabled Enabled Allows BIOS to skip certain tests w hile booting.
SE7221BK1-E Technical Product Specification 45 9.5.3.2.2 Removable drive sub-menu selections Table 55. BIOS Setup, Removable Drives Sub-menu Selections Feature Options Help Text Description 1st Drive Varies Specifies the boot sequence from the available devices.
SE7221BK1 -E Technical Product Specification Revision 1.3 46 Feature Options Help Text Description DRAM CAS# Latency 3, 2.5, 2 Select CAS latency to be used Greyed w hen DRAM timing programming are done using SPD. Selects the CAS latency value to be programmed when manual configuration of DRAM parameters are used.
SE7221BK1-E Technical Product Specification 47 PCI-EX Port Configuration N/A N/A Title VC1 for Root Port Disabled Enabled Enable / Disable VC1 feature VC1 feature setting on PCI Express* Root port 9.
SE7221BK1 -E Technical Product Specification Revision 1.3 48 Feature Options Help Text Description Clear User Password N/A Immediately clears the user password. Admin uses this option to clear User password (Admin passw ord is used to enter setup is required).
SE7221BK1-E Technical Product Specification 49 Feature Options Help Text Description Assert NMI on PERR Disabled Enabled If enabled, NMI is generated. SERR option needs to be enabled to activate this option. Assert NMI on SERR Disabled Enabled If enabled, NMI is generated on SERR and logged.
SE7221BK1 -E Technical Product Specification Revision 1.3 50 PIA Revision N/A N/A Field contents varies SDR Revision N/A N/A Field contents varies 9.5.
SE7221BK1-E Technical Product Specification 51 Feature Options Help Text Description ECC Event Logging Disabled Enabled Enables or Disables ECC Event Logging. Grayed out if "Critical Event Logging" option is disabled. PCI Error Logging Disab led Enabled Enables or Disables PCI Error Logging.
SE7221BK1 -E Technical Product Specification Revision 1.3 52 If you chose to “Save Custom Defaults,” after the new BIOS is flashed, you can restore your settings from the “Load Custom Default” option. 9.6.1.2 Obtaining the Upgrade Utility You can upgrade to a new version of the BIOS using the new BIOS files and the BIOS upgrade utility.
SE7221BK1-E Technical Product Specification 53 Run command afuefi [/n] [/p[b][n][c]] <ROM filename> to perform the update. The afuXXX utilities format and usage: afuXXX /i<ROM fil ename> [.
SE7221BK1 -E Technical Product Specification Revision 1.3 54 9.6.3.1 Recovery Mode Three conditions can cause the system to enter recovery mode. Pressing a hot-key, setting the recovery jumper, and damage to both partitions of the ROM image will cause the system to enter recovery and update System ROM without the boot-block.
SE7221BK1-E Technical Product Specification 55 4) After reading the file it increments the file extension and then searches for AMIBOOT.001 in the same floppy. 5) If doesn't find the file in the floppy it will beep for once (1sec) and search again.
SE7221BK1 -E Technical Product Specification Revision 1.3 56 9) Plug the system into the AC power source and power it up to confirm that the recovery was successful. Figure 7. BIOS Recovery Jumper 9.7 Error Handling and Reporting 9.7.1 POST Error Beep Codes Table 67.
SE7221BK1-E Technical Product Specification 57 Table 68. BIOS Recovery Beep Codes Beeps Error Message POST Progress Co d e Description 1 Recovery Started E9h Start of recovery process 2 Recovery Boot Error F lashing series of POST codes: EFh, FAh, FBh, F4h, FCh, FDh, FFh Unable to boot to floppy, ATAPI, or ATAPI CD-ROM.
SE7221BK1 -E Technical Product Specification Revision 1.3 58 Error Code Error Message Response LANGUAGE_MODULE_ERR) 14D Primary Master Hard Disk Error Pause 14E Primary Slave Hard Disk Error Pause 14F.
SE7221BK1-E Technical Product Specification 59 Checkpoint Description 05 Initializes the interrupt c ontrolling hardware (generally PIC) and interrupt vector table. 06 Do R/W test to CH-2 count reg. Initialize CH-0 as system timer. Install the POSTINT1Ch handler.
SE7221BK1 -E Technical Product Specification Revision 1.3 60 Checkpoint Description 7A Initializes remaining option ROMs. 7C Generate and write cont ents of ESCD in NVRam. 84 Log errors encountered during POST. 85 Display errors to the user and gets the user response for error.
SE7221BK1-E Technical Product Specification 61 9.7.3.2 Boot Block Initialization Code Checkpoints The Boot Block initialization code sets up the chipset, memory and other components before system memory is available. The following table describes the type of checkpoints that may occur during the boot block initialization.
SE7221BK1 -E Technical Product Specification Revision 1.3 62 9.7.3.3 Boot Block Recovery Code Checkpoints The Boot block recovery code gets control when the BIOS determines that a BIOS recovery needs to occur because the user has forced the update or the BIOS checksum is corrupt.
SE7221BK1-E Technical Product Specification 63 9.7.3.4 DIM Code Checkpoints The Device Initialization Manager Module gets control at various times during BIOS POST to initialize different BUSes. The following table describes the main checkpoints where the DIM module is accessed.
SE7221BK1 -E Technical Product Specification Revision 1.3 64 9.8 Diagnostic LEDs All port 80 codes are displayed using the Diagnostic LEDs found on the back edge of the baseboard. The diagnostic LED feature consists of a hardware decoder and four dual color LEDs.
SE7221BK1-E Technical Product Specification 65 Diagnostic LED Decoder G=Green, R=Red, A= Am b e r Hi Low Description 15h Off G Off A Pass control to the uncompressed code in shadow RAM. The initialization code is copied to segment 0 and control will be transferred to segment 0.
SE7221BK1 -E Technical Product Specification Revision 1.3 66 Diagnostic LED Decoder G=Green, R=Red, A= Am b e r Hi Low Description 34h Off G R R Keyboard Init: The keyboard controller co mmand by te is written.
SE7221BK1-E Technical Product Specification 67 Diagnostic LED Decoder G=Green, R=Red, A= Am b e r Hi Low Description 78h G R R R Extended background memory test start 7Ah G R A R Disable parity and NMI reporting. 7Ch G A R R Test 8237 DMA Controller: The DMA page r egister test passed.
SE7221BK1 -E Technical Product Specification Revision 1.3 68 10. Power Information 10.1 Intel® Server Board SE7221BK1-E Power Budget The following table shows the power consumed on each supply line for the SE7221BK1-E baseboard that is configured with one processor (128W max).
SE7221BK1-E Technical Product Specification 69 10.2 Power Supply Specifications This section provides power supply design guidelines for the baseboard, including voltage and current specifications, and power supply on/off sequencing characteristics. Table 79.
SE7221BK1 -E Technical Product Specification Revision 1.3 70 Figure 8. Output Voltage Timing Table 81. Turn On/Off Timing Item Description MIN MA X UNIT S Tsb_on_delay Delay from AC being applied to 5VSB being w ithin regulation. 1500 msec T ac_on_delay Delay from AC being applied to all output voltages being within regulation.
SE7221BK1-E Technical Product Specification 71 Figure 9. Turn On/Off Timing (Pow er Supply Signals) 10.2.2 Dynamic Loading The output voltages shall remain within limits specified for the step loading and capacitive loading specified in the table below.
SE7221BK1 -E Technical Product Specification Revision 1.3 72 10.2.3 AC Line Transient Specification AC line transient conditions shall be defined as “sag” and “surge” conditions.
SE7221BK1-E Technical Product Specification 73 Table 85. Absolute Maximum Ratings Operating Temperature 5 ° C to 50 ° C 1 Storage Temperature -55 ° C to +150 ° C Voltage on any signal w ith respect to ground -0.3 V to Vdd + 0.3V 2 3.3 V Supply Voltage w ith Respect to ground -0.
SE7221BK1 -E Technical Product Specification Revision 1.3 74 FANIN0 (PIN #66) Monitors SYS FAN_2 (JP7A1) / SYS FAN_5A (J6J1) Super IO FANIN1 (PIN #81) Monitors SYS FAN_1 (JP6A1) / SYS FAN_5B (J6J1) Su.
SE7221BK1-E Technical Product Specification 75 12.2 Fan Speed Control .................... Figure 10. Fan Speed Control Block Diagram LM96000 Super IO PC87427 CPU FAN SYS FAN3 SYS FAN4 SYS FAN2 SYS FA.
SE7221BK1 -E Technical Product Specification Revision 1.3 76 12.3 Chassis Intrusion The Intel® Server Board SE7221BK1-E supports a chassis security feature that detects if the chassis cover is removed. For the chassis intrusion circuit to function, the chassis’ power supply must be connected to AC power.
SE7221BK1-E Technical Product Specification 77 Table 87. Product Certification Markings UL Recognition Mark CE Mark Russian GOST Mark Australian C-Tick Mark BSMI DOC Marking BSMI EMC Warning RRL MIC Mark 13.2 Electromagnetic Compatibility Notices 13.2.
SE7221BK1 -E Technical Product Specification Revision 1.3 78 cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna.
SE7221BK1-E Technical Product Specification 79 The English translation for the above is as follows: 1. Type of Equipment (Model Name): SE7221BK1-E 2. Certification No.: Contact Intel Representative 3. Name of Certification Recipient: Intel 4. Date of Manufacturer: Marked on Product 5.
SE7221BK1 -E Technical Product Specification Revision 1.3 80 13.4 Calculated Mean Time Between Failures (MTBF) The MTBF (Mean Time Between Failures) for the Intel® Server Board SE7221BK1-E as configured from the factory is shown in the table below. Table 88.
SE7221BK1-E Technical Product Specification 81 Figure 11. SE7221BK1-E Server Board Mechanical Drawing.
SE7221BK1 -E Technical Product Specification Revision 1.3 82 The following figures show the I/O shield mechanical drawings for use in pedestal mount applications such as the Intel® Server Chassis SC5200 for both sku ’s (SE7221BK1-E and SE7221BK1-E (LX).
SE7221BK1-E Technical Product Specification 83 Figure 13. sku 2 Pedestal mount I/O shield mechanical draw ing.
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Glossary SE7221BK1-E Technical Product Specification I Glossary This appendix contains important terms used in the preceding chapters. For ease of use, numeric entries are listed first (e.g., “82460GX”) with alpha entries following (e.g., “AGP 4x”).
Glossary SE7221BK1-E Technical Product Specification Revision 1.3 II Term Definition LPC Low pin count LSB Least Significant Bit MB 1024 KB MBE Multi-Bit Error Ms milliseconds MSB Most Significant Bit.
SE7221BK1-E Technical Product Specification Glossary III Term Definition USB Universal Serial Bus VGA Video Graphic Adapter VID Voltage I dentification VRM Voltage Regulator Module Word 16-bit quantit.
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