CUBX-E User Manual
Page 1
® CUBX-L/CUBX-E Socket 370 ATX Motherboard USER'S MANUAL Special Features CUBX-L • UltraDMA/33 Support • 2 USB Ports CUBX-E • UltraDMA/100 Support • 5 USB Ports (2 standard, 3 upgradeable)
® CUBX-L/CUBX-E Socket 370 ATX Motherboard USER'S MANUAL Special Features CUBX-L • UltraDMA/33 Support • 2 USB Ports CUBX-E • UltraDMA/100 Support • 5 USB Ports (2 standard, 3 upgradeable)
CUBX-E User Manual
Page 4
...Manual Is Organized 7 1.2 Item Checklist 7 2. FEATURES 8 2.1 The ASUS CUBX-L/CUBX-E Motherboard 8 2.1.1 Specifications 8 2.1.2 Special Features 10 2.1.3 Performance Features 10 2.1.4 Intelligence 11 2.2 Motherboard Components 12 2.2.1 Component Locations 13 3. BIOS SETUP 42 4.1 Managing ... Primary & Secondary Master/Slave 49 4.3.2 Keyboard Features 52 4 ASUS CUBX-L/CUBX-E User's Manual HARDWARE SETUP 14 3.1 CUBX-L/CUBX-E Motherboard Layout 14 3.2 Layout Contents 15 3.3 Hardware Setup Procedure 17 3.4 Motherboard Settings 17 3.5 System Memory (DIMM 22 3.5.1 General DIMM Notes...
...Manual Is Organized 7 1.2 Item Checklist 7 2. FEATURES 8 2.1 The ASUS CUBX-L/CUBX-E Motherboard 8 2.1.1 Specifications 8 2.1.2 Special Features 10 2.1.3 Performance Features 10 2.1.4 Intelligence 11 2.2 Motherboard Components 12 2.2.1 Component Locations 13 3. BIOS SETUP 42 4.1 Managing ... Primary & Secondary Master/Slave 49 4.3.2 Keyboard Features 52 4 ASUS CUBX-L/CUBX-E User's Manual HARDWARE SETUP 14 3.1 CUBX-L/CUBX-E Motherboard Layout 14 3.2 Layout Contents 15 3.3 Hardware Setup Procedure 17 3.4 Motherboard Settings 17 3.5 System Memory (DIMM 22 3.5.1 General DIMM Notes...
CUBX-E User Manual
Page 7
... software Reference material for CUBX-E) Optional Items ASUS CIDB chassis intrusion detection module ASUS IrDA-compliant infrared module ASUS PCI-L101 Wake-On-LAN 10/100 Ethernet Card ASUS CUBX-L/CUBX-E User's Manual 7 SOFTWARE SETUP 6. INTRODUCTION Manual / Checklist 1. APPENDIX Manual information and checklist Production information and specifications Intructions on setting up the motherboard. Package Contents (1) ASUS Motherboard (1) Ribbon cable for...
... software Reference material for CUBX-E) Optional Items ASUS CIDB chassis intrusion detection module ASUS IrDA-compliant infrared module ASUS PCI-L101 Wake-On-LAN 10/100 Ethernet Card ASUS CUBX-L/CUBX-E User's Manual 7 SOFTWARE SETUP 6. INTRODUCTION Manual / Checklist 1. APPENDIX Manual information and checklist Production information and specifications Intructions on setting up the motherboard. Package Contents (1) ASUS Motherboard (1) Ribbon cable for...
CUBX-E User Manual
Page 8
...PS/2 keyboard, PS/2 mouse, and LAN card wake up to 133MB/s maximum throughput. 8 ASUS CUBX-L/CUBX-E User's Manual These new SDRAMs are included to allow manual adjustment of the processor's external ...ASUS. • AGP Slot: Supports an Accelerated Graphics Port card for high performance, component level interconnect targeted at 3D graphical display applications using a 1X or 2X mode bus. • PCI/ISA Expansion Slots: Provides five 32-bit PCI (rev 2.2) and two ISA expansion slots. 2. FEATURES Specifications 2. FEATURES 2.1 The ASUS CUBX-L/CUBX-E Motherboard The ASUS CUBX-L/CUBX...
...PS/2 keyboard, PS/2 mouse, and LAN card wake up to 133MB/s maximum throughput. 8 ASUS CUBX-L/CUBX-E User's Manual These new SDRAMs are included to allow manual adjustment of the processor's external ...ASUS. • AGP Slot: Supports an Accelerated Graphics Port card for high performance, component level interconnect targeted at 3D graphical display applications using a 1X or 2X mode bus. • PCI/ISA Expansion Slots: Provides five 32-bit PCI (rev 2.2) and two ISA expansion slots. 2. FEATURES Specifications 2. FEATURES 2.1 The ASUS CUBX-L/CUBX-E Motherboard The ASUS CUBX-L/CUBX...
CUBX-E User Manual
Page 10
...Features • ACPI Ready: Advanced Configuration Power Interface (ACPI) provides more Energy Saving Features for Windows95/98/NT . The CUBX-E motherboard supports UltraDMA/100, which increases the data transfer rate to 800MB/s max using PC100-compliant SDRAM. • High-Speed Data Transfer ...: Both the BIOS and hardware levels of this motherboard meet the stringent requirements for PC'99 certification. With these features implemented in the OS, PCs can handle data transfer rates up to be enabled.) 10 ASUS CUBX-L/CUBX-E User's Manual UltraDMA/100 is backward compatible with...
...Features • ACPI Ready: Advanced Configuration Power Interface (ACPI) provides more Energy Saving Features for Windows95/98/NT . The CUBX-E motherboard supports UltraDMA/100, which increases the data transfer rate to 800MB/s max using PC100-compliant SDRAM. • High-Speed Data Transfer ...: Both the BIOS and hardware levels of this motherboard meet the stringent requirements for PC'99 certification. With these features implemented in the OS, PCs can handle data transfer rates up to be enabled.) 10 ASUS CUBX-L/CUBX-E User's Manual UltraDMA/100 is backward compatible with...
CUBX-E User Manual
Page 11
... 4 seconds when the system is pressed for more memory and hard drive space to prevent possible application crashes. With this motherboard to ensure proper system configuration and management. Suggestions will warn the user before the system resources are set for future processors,...OS setting (see PWR Button < 4 Secs in the world! • System Resources Alert: Today's operating systems such as information providers. ASUS CUBX-L/CUBX-E User's Manual 11 FEATURES 2.1.4 Intelligence • Dual Function Power Button: Pushing the power button for RPM and failure. When the power ...
... 4 seconds when the system is pressed for more memory and hard drive space to prevent possible application crashes. With this motherboard to ensure proper system configuration and management. Suggestions will warn the user before the system resources are set for future processors,...OS setting (see PWR Button < 4 Secs in the world! • System Resources Alert: Today's operating systems such as information providers. ASUS CUBX-L/CUBX-E User's Manual 11 FEATURES 2.1.4 Intelligence • Dual Function Power Button: Pushing the power button for RPM and failure. When the power ...
CUBX-E User Manual
Page 12
FEATURES MB Components 2. FEATURES 2.2 Motherboard Components See opposite page for Pentium III/Celeron Processors 1 Feature Setting DIP Switches 8 100/66MHz system bus (Frequency Multiples 2.0-8.0) Chipsets Intel... 13 Hardware Monitoring System Voltage Monitoring (integrated in ASUS ASIC) ......... 7 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 2 Special Features Onboard Power LED 11 Promise® UltraDMA/100 Controller (only on CUBX-E) ...... 19 Form Factor ATX 12 ASUS CUBX-L/CUBX-E User's Manual Location Processor Support Socket 370 for...
FEATURES MB Components 2. FEATURES 2.2 Motherboard Components See opposite page for Pentium III/Celeron Processors 1 Feature Setting DIP Switches 8 100/66MHz system bus (Frequency Multiples 2.0-8.0) Chipsets Intel... 13 Hardware Monitoring System Voltage Monitoring (integrated in ASUS ASIC) ......... 7 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 2 Special Features Onboard Power LED 11 Promise® UltraDMA/100 Controller (only on CUBX-E) ...... 19 Form Factor ATX 12 ASUS CUBX-L/CUBX-E User's Manual Location Processor Support Socket 370 for...
CUBX-E User Manual
Page 14
HARDWARE SETUP 3.1 CUBX-L/CUBX-E Motherboard Layout 21.8 cm (8.6 in ) 3. ® 30.5 cm (12.0 in ) PS/2KBMS T: Mouse B: Keyboard USB T: Port1 B: Port2 COM1 JTPWR ATXPWR CPU_FAN PWR_FAN Socket 370 FOURTH IDE ... Port DSW LED1 DIP Switches PCI1 FLOPPY Multi-I/O WOL_CON PCI2 CHASIS PCI3 2Mb Flash EEPROM (Programable BIOS) WOR PCI4 PCI5 ISA1 SMB Intel PIIX4E CLRTC ASUS PCIset ASIC with Hardware Monitor CHA_FAN JEN USB3A PANEL USB2 ISA2 IDELED IR (Grayed components are only available on the CUBX-E motherboard.) 14 ASUS CUBX-L/CUBX-E User's Manual H/W SETUP...
HARDWARE SETUP 3.1 CUBX-L/CUBX-E Motherboard Layout 21.8 cm (8.6 in ) 3. ® 30.5 cm (12.0 in ) PS/2KBMS T: Mouse B: Keyboard USB T: Port1 B: Port2 COM1 JTPWR ATXPWR CPU_FAN PWR_FAN Socket 370 FOURTH IDE ... Port DSW LED1 DIP Switches PCI1 FLOPPY Multi-I/O WOL_CON PCI2 CHASIS PCI3 2Mb Flash EEPROM (Programable BIOS) WOR PCI4 PCI5 ISA1 SMB Intel PIIX4E CLRTC ASUS PCIset ASIC with Hardware Monitor CHA_FAN JEN USB3A PANEL USB2 ISA2 IDELED IR (Grayed components are only available on the CUBX-E motherboard.) 14 ASUS CUBX-L/CUBX-E User's Manual H/W SETUP...
CUBX-E User Manual
Page 15
H/W SETUP Layout Contents 3. 3. HARDWARE SETUP 3.2 Layout Contents Motherboard Settings 1) JEN 2) DSW 6 3) DSW 5-10 4) DSW 1-4 p. 18 JumperFree Mode Setting (Disable/Enable) p. 20...7) PRIMARY IDE SECONDARY IDE THIRD IDE FOURTH IDE p.33 UltraDMA/66 IDE Connectors (Two 40-1 pins) UltraDMA/100 IDE Connectors (only on CUBX-E) 8) FLOPPY p. 33 Floppy Disk Drive Port Connector (34 pins) 9) WOL_CON p. 34 Wake-On-LAN Connector (3 pins) 10) WOR...) p. 38 Keyboard Lock Switch Lead (2 pins) 18) SPEAKER (PANEL) p. 38 System Warning Speaker Connector (4 pins) ASUS CUBX-L/CUBX-E User's Manual 15
H/W SETUP Layout Contents 3. 3. HARDWARE SETUP 3.2 Layout Contents Motherboard Settings 1) JEN 2) DSW 6 3) DSW 5-10 4) DSW 1-4 p. 18 JumperFree Mode Setting (Disable/Enable) p. 20...7) PRIMARY IDE SECONDARY IDE THIRD IDE FOURTH IDE p.33 UltraDMA/66 IDE Connectors (Two 40-1 pins) UltraDMA/100 IDE Connectors (only on CUBX-E) 8) FLOPPY p. 33 Floppy Disk Drive Port Connector (34 pins) 9) WOL_CON p. 34 Wake-On-LAN Connector (3 pins) 10) WOR...) p. 38 Keyboard Lock Switch Lead (2 pins) 18) SPEAKER (PANEL) p. 38 System Warning Speaker Connector (4 pins) ASUS CUBX-L/CUBX-E User's Manual 15
CUBX-E User Manual
Page 17
...with the component whenever the components are separated from static electricity, you should follow some precautions whenever you unplug your motherboard's function settings through the use of your hands to a safely grounded object or to your computer. 1. Install Expansion... the IC chips, leads or connectors, or other components. 4. Computer motherboards and expansion cards contain very delicate Integrated Circuit (IC) chips. 3. Check Motherboard Settings 2. H/W SETUP Motherboard Settings ON Standby Power CUBX-L/CUBX-E Onboard LED OFF Powered Off ASUS CUBX-L/CUBX-E User's Manual 17
...with the component whenever the components are separated from static electricity, you should follow some precautions whenever you unplug your motherboard's function settings through the use of your hands to a safely grounded object or to your computer. 1. Install Expansion... the IC chips, leads or connectors, or other components. 4. Computer motherboards and expansion cards contain very delicate Integrated Circuit (IC) chips. 3. Check Motherboard Settings 2. H/W SETUP Motherboard Settings ON Standby Power CUBX-L/CUBX-E Onboard LED OFF Powered Off ASUS CUBX-L/CUBX-E User's Manual 17
CUBX-E User Manual
Page 18
... 4. Frequency Selection 10. H/W SETUP Motherboard Settings 3. The example below shows all dip switches (DSW) must be made through the DIP switches. AGP Frequency Selection 7. Frequency Selection 8. Frequency Selection DSW ON ON CUBX-L/CUBX-E DIP Switches 1 2 3 4 5 6 7 8 9 10 OFF ® ® 1) JumperFree™ Mode (JEN) This jumper allows you to OFF. 18 ASUS CUBX-L/CUBX-E User's Manual 3. Frequency...
... 4. Frequency Selection 10. H/W SETUP Motherboard Settings 3. The example below shows all dip switches (DSW) must be made through the DIP switches. AGP Frequency Selection 7. Frequency Selection 8. Frequency Selection DSW ON ON CUBX-L/CUBX-E DIP Switches 1 2 3 4 5 6 7 8 9 10 OFF ® ® 1) JumperFree™ Mode (JEN) This jumper allows you to OFF. 18 ASUS CUBX-L/CUBX-E User's Manual 3. Frequency...
CUBX-E User Manual
Page 19
... SETUP 2) AGP Bus Frequency Setting (DSW Switch 6) This option sets the frequency ratio between the AGP bus frequency and the DRAM (CPU bus) frequency. H/W SETUP Motherboard Settings ASUS CUBX-L/CUBX-E User's Manual 19 See the processor table on the next page. Setting DRAM Freq. x2...
... SETUP 2) AGP Bus Frequency Setting (DSW Switch 6) This option sets the frequency ratio between the AGP bus frequency and the DRAM (CPU bus) frequency. H/W SETUP Motherboard Settings ASUS CUBX-L/CUBX-E User's Manual 19 See the processor table on the next page. Setting DRAM Freq. x2...
CUBX-E User Manual
Page 20
...) This option tells the clock generator what frequency to send to the CPU, DRAM, and the PCI bus. It may result in a slower speed. 20 ASUS CUBX-L/CUBX-E User's Manual ON ON ON 1 2 3 4 5 6 7 8 9 10 CPU/DRAM → 66.0MHz PCI BUS → 33.4MHz 1 2 3 4 5 6 7 8 9 10 75.... 2 3 4 5 6 7 8 9 10 CPU/DRAM →150.0MHz PCI BUS → 37.5MHz NOTE: Overclocking your processor is not recommended. 3. H/W SETUP Motherboard Settings 3. The BUS Clock multiplied by the Frequency Multiple equals the CPU's Internal frequency (the advertised CPU speed). This allows the selection of the CPU...
...) This option tells the clock generator what frequency to send to the CPU, DRAM, and the PCI bus. It may result in a slower speed. 20 ASUS CUBX-L/CUBX-E User's Manual ON ON ON 1 2 3 4 5 6 7 8 9 10 CPU/DRAM → 66.0MHz PCI BUS → 33.4MHz 1 2 3 4 5 6 7 8 9 10 75.... 2 3 4 5 6 7 8 9 10 CPU/DRAM →150.0MHz PCI BUS → 37.5MHz NOTE: Overclocking your processor is not recommended. 3. H/W SETUP Motherboard Settings 3. The BUS Clock multiplied by the Frequency Multiple equals the CPU's Internal frequency (the advertised CPU speed). This allows the selection of the CPU...
CUBX-E User Manual
Page 21
...ASUS CUBX-L/CUBX-E User's Manual 21 DSW ON ON ON 1 2 3 4 5 6 7 8 9 10 2.0x(2/1) ON 1 2 3 4 5 6 7 8 9 10 2.5x(5/2) ON 1 2 3 4 5 6 7 8 9 10 3.0x(3/1) ON 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 3.5x(7/2) 4.0x(4/1) 4.5x(9/2) ON ON ON 1 2 3 4 5 6 7 8 9 10 5.0x(5/1) ON 1 2 3 4 5 6 7 8 9 10 5.5x(11/2) ON 1 2 3 4 5 6 7 8 9 10 6.0x(6/1) ON 1 2 3 4 5 6 7 8 9 10 6.5x(13/2) CUBX-L/CUBX...ON] [ON] For updated processor settings, please visit ASUS' web site (see ASUS CONTACT INFORMATION). WARNING! H/W SETUP Motherboard Settings 3. These must be stable. ® 3....
...ASUS CUBX-L/CUBX-E User's Manual 21 DSW ON ON ON 1 2 3 4 5 6 7 8 9 10 2.0x(2/1) ON 1 2 3 4 5 6 7 8 9 10 2.5x(5/2) ON 1 2 3 4 5 6 7 8 9 10 3.0x(3/1) ON 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 3.5x(7/2) 4.0x(4/1) 4.5x(9/2) ON ON ON 1 2 3 4 5 6 7 8 9 10 5.0x(5/1) ON 1 2 3 4 5 6 7 8 9 10 5.5x(11/2) ON 1 2 3 4 5 6 7 8 9 10 6.0x(6/1) ON 1 2 3 4 5 6 7 8 9 10 6.5x(13/2) CUBX-L/CUBX...ON] [ON] For updated processor settings, please visit ASUS' web site (see ASUS CONTACT INFORMATION). WARNING! H/W SETUP Motherboard Settings 3. These must be stable. ® 3....
CUBX-E User Manual
Page 22
... only Dual Inline Memory Modules (DIMMs). Install memory in 32, 64, 128, 256MB. 22 ASUS CUBX-L/CUBX-E User's Manual tended Data Output) chips. • BIOS shows SDRAM memory on the motherboard. H/W SETUP System Memory 3. double-sided come in 4.4.1 Chip Configuration. To utilize the chipset's Error Checking and Correction (..., 256MB x1 Total System Memory (Max 1024MB) = 3.5.1 General DIMM Notes • For the system CPU bus to ensure system stability. • ASUS motherboards support SPD (Serial Presence Detect) DIMMs. This is required after adding or removing memory.
... only Dual Inline Memory Modules (DIMMs). Install memory in 32, 64, 128, 256MB. 22 ASUS CUBX-L/CUBX-E User's Manual tended Data Output) chips. • BIOS shows SDRAM memory on the motherboard. H/W SETUP System Memory 3. double-sided come in 4.4.1 Chip Configuration. To utilize the chipset's Error Checking and Correction (..., 256MB x1 Total System Memory (Max 1024MB) = 3.5.1 General DIMM Notes • For the system CPU bus to ensure system stability. • ASUS motherboards support SPD (Serial Presence Detect) DIMMs. This is required after adding or removing memory.
CUBX-E User Manual
Page 23
... both sides. DRAM SIMM modules have a higher pin density. ASUS CUBX-L/CUBX-E User's Manual 23 Failure to do so may cause severe damage to prevent the wrong type from being inserted into the DIMM slot on either side of pins are different on the motherboard. HARDWARE SETUP 3.5.2 Memory Installation WARNING! Make sure that you...
... both sides. DRAM SIMM modules have a higher pin density. ASUS CUBX-L/CUBX-E User's Manual 23 Failure to do so may cause severe damage to prevent the wrong type from being inserted into the DIMM slot on either side of pins are different on the motherboard. HARDWARE SETUP 3.5.2 Memory Installation WARNING! Make sure that you...
CUBX-E User Manual
Page 25
...CPU will only fit in the orientation as shown. Without sufficient circulation, the processor could overheat and damage both the processor and the motherboard. 3. To install a CPU, first turn on unlocked processors) for two of the CPU. Because the CPU has a corner pin ...possible. You may occur to insert the CPU. Be careful not to scrape the motherboard when mounting a clampstyle processor fan or else damage may install an auxiliary fan, if necessary. H/W SETUP CPU CUBX-L/CUBX-E Socket 370 Celeron Notch Pentium III Golden Arrow ASUS CUBX-L/CUBX-E User's Manual 25
...CPU will only fit in the orientation as shown. Without sufficient circulation, the processor could overheat and damage both the processor and the motherboard. 3. To install a CPU, first turn on unlocked processors) for two of the CPU. Because the CPU has a corner pin ...possible. You may occur to insert the CPU. Be careful not to scrape the motherboard when mounting a clampstyle processor fan or else damage may install an auxiliary fan, if necessary. H/W SETUP CPU CUBX-L/CUBX-E Socket 370 Celeron Notch Pentium III Golden Arrow ASUS CUBX-L/CUBX-E User's Manual 25
CUBX-E User Manual
Page 26
...such as IRQ xx Used By ISA: Yes in 4.4.3 PCI Configuration) 7. Keep the bracket for possible future use . H/W SETUP Expansion Cards 26 ASUS CUBX-L/CUBX-E User's Manual Failure to do so may cause severe damage to use . 3. HARDWARE SETUP 3.7 Expansion Cards WARNING! Read the documentation for your... you removed above. 5. Unplug your expansion card. 3. Replace the computer system's cover. 6. Install the necessary software drivers for your motherboard and expansion cards. 3.7.1 Expansion Card Installation Procedure 1. 3. Set up the BIOS if necessary (such as jumpers. 2.
...such as IRQ xx Used By ISA: Yes in 4.4.3 PCI Configuration) 7. Keep the bracket for possible future use . H/W SETUP Expansion Cards 26 ASUS CUBX-L/CUBX-E User's Manual Failure to do so may cause severe damage to use . 3. HARDWARE SETUP 3.7 Expansion Cards WARNING! Read the documentation for your... you removed above. 5. Unplug your expansion card. 3. Replace the computer system's cover. 6. Install the necessary software drivers for your motherboard and expansion cards. 3.7.1 Expansion Card Installation Procedure 1. 3. Set up the BIOS if necessary (such as jumpers. 2.
CUBX-E User Manual
Page 27
... , leaving 6 IRQs free for resolving IRQ conflicts. INT-B - IMPORTANT: If using PCI cards on shared slots, make the system unstable or cards inoperable. Use this Motherboard PCI slot 1 PCI slot 2 PCI slot 3 PCI slot 4 PCI slot 5 AGP slot ATA100 controller Onboard USB controller SMBus INT-A shared - - - - shared - - shared shared - -...already in use . The following table lists the default IRQ assignments for Expansion Cards Some expansion cards need IRQ assignments. ASUS CUBX-L/CUBX-E User's Manual 27 3. HARDWARE SETUP 3.7.2 Assigning IRQs for standard PC devices.
... , leaving 6 IRQs free for resolving IRQ conflicts. INT-B - IMPORTANT: If using PCI cards on shared slots, make the system unstable or cards inoperable. Use this Motherboard PCI slot 1 PCI slot 2 PCI slot 3 PCI slot 4 PCI slot 5 AGP slot ATA100 controller Onboard USB controller SMBus INT-A shared - - - - shared - - shared shared - -...already in use . The following table lists the default IRQ assignments for Expansion Cards Some expansion cards need IRQ assignments. ASUS CUBX-L/CUBX-E User's Manual 27 3. HARDWARE SETUP 3.7.2 Assigning IRQs for standard PC devices.
CUBX-E User Manual
Page 28
...Plug and Play (PNP) specification which shows the Interrupt number and address. To simplify this process, this motherboard complies with the BIOS, you a Device Manager tab. Currently, there are available to indicate which gives you can...avoid conflicts, reserve the necessary IRQs and DMAs for legacy ISA cards (see all the PCI slots on this motherboard are handled the same way as legacy ISA cards, requires that you the Resources tab which was developed to allow... 3. Assigning DMA Channels for those IRQs and DMAs you need to reserve). 28 ASUS CUBX-L/CUBX-E User's Manual
...Plug and Play (PNP) specification which shows the Interrupt number and address. To simplify this process, this motherboard complies with the BIOS, you a Device Manager tab. Currently, there are available to indicate which gives you can...avoid conflicts, reserve the necessary IRQs and DMAs for legacy ISA cards (see all the PCI slots on this motherboard are handled the same way as legacy ISA cards, requires that you the Resources tab which was developed to allow... 3. Assigning DMA Channels for those IRQs and DMAs you need to reserve). 28 ASUS CUBX-L/CUBX-E User's Manual