User Manual
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... this Motherboard 14 3. System Memory (DRAM & SRAM 12 TAG SRAM Upgrade 12 DRAM Memory Installation Procedures 13 Static RAM (SRAM) for Level 2 (External) Cache 14 Compatible Cache Modules for ISA Cards 17 ASUS MediaBus Card 18 5. INSTALLATION 4 Map of the ASUS Motherboard 3 III. External Connectors 19 Power Connection Procedures 25 IV. CONTENTS I -P55T2P4 User's Manual...
... this Motherboard 14 3. System Memory (DRAM & SRAM 12 TAG SRAM Upgrade 12 DRAM Memory Installation Procedures 13 Static RAM (SRAM) for Level 2 (External) Cache 14 Compatible Cache Modules for ISA Cards 17 ASUS MediaBus Card 18 5. INSTALLATION 4 Map of the ASUS Motherboard 3 III. External Connectors 19 Power Connection Procedures 25 IV. CONTENTS I -P55T2P4 User's Manual...
User Manual
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...discover damaged or missing items, please contact your package is divided into the following sections: I -A16C bundle) IX. The ASUS P/I-P55T2P4 motherboard 2 serial port ribbon cables attached to a mounting bracket 1 parallel ribbon cable with mounting bracket 1 IDE ribbon cable 1 ...SCSI or PCI-SC860 Ultra-Fast SCSI card Optional ASUS I-A16C audio card Optional PS/2 mouse cable with ASUS I -P55T2P4 User's Manual 1 I -A16C: Installation of an optional 16-bit Audio card VIII. Windows 95: Audio Software Manual (with ASUS I . ASUS I . BIOS Setup: BIOS software setup information. ...
...discover damaged or missing items, please contact your package is divided into the following sections: I -A16C bundle) IX. The ASUS P/I-P55T2P4 motherboard 2 serial port ribbon cables attached to a mounting bracket 1 parallel ribbon cable with mounting bracket 1 IDE ribbon cable 1 ...SCSI or PCI-SC860 Ultra-Fast SCSI card Optional ASUS I-A16C audio card Optional PS/2 mouse cable with ASUS I -P55T2P4 User's Manual 1 I -A16C: Installation of an optional 16-bit Audio card VIII. Windows 95: Audio Software Manual (with ASUS I . ASUS I . BIOS Setup: BIOS software setup information. ...
User Manual
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...see section V). • L2 Cache: Provides the option of 0KB upgradeable to 256KB or 512KB, onboard 256KB upgradeable to 256MB. This motherboard: • Easy Installation: Is equipped with BIOS that supports auto detection of hard drives and Plug and Play to make setup of...module. (See page 14 for compatible cache modules.) • Versatile DRAM Memory Support: Supports 72-pin SIMMs of the ASUS Motherboard The ASUS P/I-P55T2P4 is also supported. 2 ASUS P/I /O: Provides two high-speed UART compatible serial ports and one easy-to-install card. (For revision compatibility information, ...
...see section V). • L2 Cache: Provides the option of 0KB upgradeable to 256KB or 512KB, onboard 256KB upgradeable to 256MB. This motherboard: • Easy Installation: Is equipped with BIOS that supports auto detection of hard drives and Plug and Play to make setup of...module. (See page 14 for compatible cache modules.) • Versatile DRAM Memory Support: Supports 72-pin SIMMs of the ASUS Motherboard The ASUS P/I-P55T2P4 is also supported. 2 ASUS P/I /O: Provides two high-speed UART compatible serial ports and one easy-to-install card. (For revision compatibility information, ...
User Manual
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... IDE controller with two connectors that supports the optional ASUS PCI-SC200 SCSI controller cards. BIOS supports IDE CD-ROM and SCSI bootup. • Optional IrDA and PS/2 Mouse Connector: This motherboard supports an optional infrared port module for wireless interface and...512KB Pipelined Burst L2 Cache ASUS P/I /O Onboard Floppy & IDE Connect. This controller supports PIO Modes 3 and 4 and Bus Master IDE DMA Mode 2. II. FEATURES (Parts of the ASUS Motherboard 3 ISA Slots Programmable Flash ROM 3 PCI Slots Parallel & Serial Ports Super Multi-I -P55T2P4 User's Manual 3 Parts ...
... IDE controller with two connectors that supports the optional ASUS PCI-SC200 SCSI controller cards. BIOS supports IDE CD-ROM and SCSI bootup. • Optional IrDA and PS/2 Mouse Connector: This motherboard supports an optional infrared port module for wireless interface and...512KB Pipelined Burst L2 Cache ASUS P/I /O Onboard Floppy & IDE Connect. This controller supports PIO Modes 3 and 4 and Bus Master IDE DMA Mode 2. II. FEATURES (Parts of the ASUS Motherboard 3 ISA Slots Programmable Flash ROM 3 PCI Slots Parallel & Serial Ports Super Multi-I -P55T2P4 User's Manual 3 Parts ...
User Manual
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INSTALLATION (Map of the ASUS Motherboard ISA Slot 2 ISA Slot 3 JP2 Boot Block Write (Dis/En) PS/2 Mouse Keyboard Universal Serial Bus (Reserved for future use) COM 1 COM 2 Serial (COM) Ports MULTI I/O Chipset Multi-I -P55T2P4 User's Manual CPU VCore JP20 12V Fan Power JP17 Voltage (STD/VRE) 256/512KB onboard L2 Cache 4 ASUS P/I /O (En/Dis...
INSTALLATION (Map of the ASUS Motherboard ISA Slot 2 ISA Slot 3 JP2 Boot Block Write (Dis/En) PS/2 Mouse Keyboard Universal Serial Bus (Reserved for future use) COM 1 COM 2 Serial (COM) Ports MULTI I/O Chipset Multi-I -P55T2P4 User's Manual CPU VCore JP20 12V Fan Power JP17 Voltage (STD/VRE) 256/512KB onboard L2 Cache 4 ASUS P/I /O (En/Dis...
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...JP5 4) JP7 5) JP17 6) JP20 7) JP8, JP9,JP10 8) JP11, JP12 9) JP4 p. 7 Multi-I -P55T2P4 User's Manual 5 IDE p. 22 8) IDE LED p. 22 9) Turbo/Power (CON1) p. 23 10) SMI ... Serial Port COM1 & COM2 (10-pin Blocks) Floppy Drive Connector (34-pin Block) Motherboard Power Connector (12-pin Block) Primary/Secondary IDE Connectors (40-pin Blocks) IDE LED ... (2-pins) Keyboard Lock Switch Lead (5-pins) Speaker Connector (4-pins) CPU 12V Cooling Fan Connector Infrared Port Module Connector ASUS P/I /O Selection (Enable/Disable) p. 7 Flash ROM Boot Block Program (Disable/Enable) p. 8 Total Level 2 ...
...JP5 4) JP7 5) JP17 6) JP20 7) JP8, JP9,JP10 8) JP11, JP12 9) JP4 p. 7 Multi-I -P55T2P4 User's Manual 5 IDE p. 22 8) IDE LED p. 22 9) Turbo/Power (CON1) p. 23 10) SMI ... Serial Port COM1 & COM2 (10-pin Blocks) Floppy Drive Connector (34-pin Block) Motherboard Power Connector (12-pin Block) Primary/Secondary IDE Connectors (40-pin Blocks) IDE LED ... (2-pins) Keyboard Lock Switch Lead (5-pins) Speaker Connector (4-pins) CPU 12V Cooling Fan Connector Infrared Port Module Connector ASUS P/I /O Selection (Enable/Disable) p. 7 Flash ROM Boot Block Program (Disable/Enable) p. 8 Total Level 2 ...
User Manual
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... wrist strap before handling computer components. 4. Jumpers Several hardware settings are separated from the system. 6 ASUS P/I-P55T2P4 User's Manual tions of the Motherboard" on the left when holding the motherboard with three pins. Pin 1 Pin 1 tively. For manufacturing simplicity, the jumpers may be shown as... jumpers be moved together. Pin 1 for no connection, connect pins 1&2, and connect pins 2&3 respec- To protect the motherboard and other groups. Settings with two jumper numbers require that came with two pins will also be described numerically such as ...
... wrist strap before handling computer components. 4. Jumpers Several hardware settings are separated from the system. 6 ASUS P/I-P55T2P4 User's Manual tions of the Motherboard" on the left when holding the motherboard with three pins. Pin 1 Pin 1 tively. For manufacturing simplicity, the jumpers may be shown as... jumpers be moved together. Pin 1 for no connection, connect pins 1&2, and connect pins 2&3 respec- To protect the motherboard and other groups. Settings with two jumper numbers require that came with two pins will also be described numerically such as ...
User Manual
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... as a module. Selections JP7 Operation [open] (Default) Clear Data [short] (momentarily) JP7 JP7 Operation (Default) Clear Data RTC RAM (Operation / Clear Data) 8 ASUS P/I-P55T2P4 User's Manual INSTALLATION (Jumpers) III. An "ASUS" or "COAST" cache module can be used to upgrade the 256KB version to re-enter user preferences. Selections JP5 256KB [1-2] 512KB [2-3] JP5... a Cache Expansion Slot, then you have 256KB. Real Time Clock (RTC) RAM (JP7) This clears the user-entered information stored in the CMOS RAM of Motherboard" for installation procedures. III.
... as a module. Selections JP7 Operation [open] (Default) Clear Data [short] (momentarily) JP7 JP7 Operation (Default) Clear Data RTC RAM (Operation / Clear Data) 8 ASUS P/I-P55T2P4 User's Manual INSTALLATION (Jumpers) III. An "ASUS" or "COAST" cache module can be used to upgrade the 256KB version to re-enter user preferences. Selections JP5 256KB [1-2] 512KB [2-3] JP5... a Cache Expansion Slot, then you have 256KB. Real Time Clock (RTC) RAM (JP7) This clears the user-entered information stored in the CMOS RAM of Motherboard" for installation procedures. III.
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...66MHz 66MHz 60MHz [2-3] [1-2] [2-3] [2-3] [1-2] [2-3] [1-2] [2-3] [2-3] [2-3] [1-2] [2-3] [2-3] [2-3] [2-3] *IBM/Cyrix6x86-PR166+ 133MHz 2.0x 66MHz [2-3] [1-2] [2-3] [1-2] [2-3] *NOTE: Only IBM or Cyrix Rev 2.7 or later is supported on this motherboard (see next page). Bootup screen will show 6x86-P166+ with the above jumpers CPU External (BUS) Frequency Selection. Freq. 66MHz 66MHz 66MHz 60MHz 66MHz 60MHz... frequency to send to BUS Frequency Ratio (JP11, JP12) These jumpers set together with the Cyrix PR166+ installed on this motherboard. 10 ASUS P/I-P55T2P4 User's Manual
...66MHz 66MHz 60MHz [2-3] [1-2] [2-3] [2-3] [1-2] [2-3] [1-2] [2-3] [2-3] [2-3] [1-2] [2-3] [2-3] [2-3] [2-3] *IBM/Cyrix6x86-PR166+ 133MHz 2.0x 66MHz [2-3] [1-2] [2-3] [1-2] [2-3] *NOTE: Only IBM or Cyrix Rev 2.7 or later is supported on this motherboard (see next page). Bootup screen will show 6x86-P166+ with the above jumpers CPU External (BUS) Frequency Selection. Freq. 66MHz 66MHz 66MHz 60MHz 66MHz 60MHz... frequency to send to BUS Frequency Ratio (JP11, JP12) These jumpers set together with the Cyrix PR166+ installed on this motherboard. 10 ASUS P/I-P55T2P4 User's Manual
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... [1-2] (Default) [2-3] JP4 123 64MB Cacheable (Default) Burst SRAM or MCache JP4 123 512MB Cacheable Burst SRAM Only Cacheable Size (64MB/512MB) ASUS P/I-P55T2P4 User's Manual 11 WARNING: If there are DRAM cache chips (MCache) either onboard or on the SIMM cache module instead of 64MB uses only ...to 512MB. INSTALLATION (Jumpers) III. Memory Cacheable Size (JP4) The default of pipelined burst SRAM chips, this jumper must be set this motherboard is supported on page 4 for cache module information. The number should read G8DC6620A or later. 9. See "Map of the CPU for the ...
... [1-2] (Default) [2-3] JP4 123 64MB Cacheable (Default) Burst SRAM or MCache JP4 123 512MB Cacheable Burst SRAM Only Cacheable Size (64MB/512MB) ASUS P/I-P55T2P4 User's Manual 11 WARNING: If there are DRAM cache chips (MCache) either onboard or on the SIMM cache module instead of 64MB uses only ...to 512MB. INSTALLATION (Jumpers) III. Memory Cacheable Size (JP4) The default of pipelined burst SRAM chips, this jumper must be set this motherboard is supported on page 4 for cache module information. The number should read G8DC6620A or later. 9. See "Map of the CPU for the ...
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System Memory (DRAM & SRAM) This motherboard supports four 72-pin SIMMs of the banks in any or all modules. Install memory in pairs. Do not use memory modules with more than ... true (opposed to 256MB. IMPORTANT: Each bank must have an extended tag, do not install another TAG SRAM into the TAG SRAM Upgrade Socket. 12 ASUS P/I-P55T2P4 User's Manual The DRAM can be unstable. TAG SRAM Upgrade: The purpose of this SRAM is described by logic chips) 36-bit parity-type DRAM...
System Memory (DRAM & SRAM) This motherboard supports four 72-pin SIMMs of the banks in any or all modules. Install memory in pairs. Do not use memory modules with more than ... true (opposed to 256MB. IMPORTANT: Each bank must have an extended tag, do not install another TAG SRAM into the TAG SRAM Upgrade Socket. 12 ASUS P/I-P55T2P4 User's Manual The DRAM can be unstable. TAG SRAM Upgrade: The purpose of this SRAM is described by logic chips) 36-bit parity-type DRAM...
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If you only have onboard cache chips, then you have 256KB. Compatible Cache Modules for this Motherboard SIMM Cache Module ASUS CM1 Rev 1.0 ASUS CM1 Rev 1.3 ASUS CM4 Rev 1.5 ASUS CM1 Rev 1.6 ASUS CM1 Rev 3.0 COAST 1.1 COAST 1.2 COAST 1.3 COAST 2.0 COAST 2.1 COAST 3.0 COAST 3.1 256KB to 512KB No No No Yes Yes No ...Upgrade Socket. 14 ASUS P/I-P55T2P4 User's Manual The 512KB version cannot be used to upgrade the 256KB version to 256/512KB No No No No Yes No No No Yes Yes Yes Yes WARNING: If the cache module that you purchase may install a SIMM cache module of Motherboard" for Level ...
If you only have onboard cache chips, then you have 256KB. Compatible Cache Modules for this Motherboard SIMM Cache Module ASUS CM1 Rev 1.0 ASUS CM1 Rev 1.3 ASUS CM4 Rev 1.5 ASUS CM1 Rev 1.6 ASUS CM1 Rev 3.0 COAST 1.1 COAST 1.2 COAST 1.3 COAST 2.0 COAST 2.1 COAST 3.0 COAST 3.1 256KB to 512KB No No No Yes Yes No ...Upgrade Socket. 14 ASUS P/I-P55T2P4 User's Manual The 512KB version cannot be used to upgrade the 256KB version to 256/512KB No No No No Yes No No No Yes Yes Yes Yes WARNING: If the cache module that you purchase may install a SIMM cache module of Motherboard" for Level ...
User Manual
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... that there is not the case then purchase a fan before you install. Central Processing Unit (CPU) The motherboard provides a 321-pin ZIF Socket 7 that came with Pentium Processor 1 White Dot ASUS P/I-P55T2P4 User's Manual 15 IMPORTANT: You must set jumpers for "CPU to a 90-degree right angle. Locate the... missing from the socket then upwards to BUS Frequency Ratio" and jumpers for reference only; Lever Lock Blank 1 ZIF Socket 7 with the motherboard should point towards the end the of the CPU with the white dot as shown. The white dot should have a CPU fan that will...
... that there is not the case then purchase a fan before you install. Central Processing Unit (CPU) The motherboard provides a 321-pin ZIF Socket 7 that came with Pentium Processor 1 White Dot ASUS P/I-P55T2P4 User's Manual 15 IMPORTANT: You must set jumpers for "CPU to a 90-degree right angle. Locate the... missing from the socket then upwards to BUS Frequency Ratio" and jumpers for reference only; Lever Lock Blank 1 ZIF Socket 7 with the motherboard should point towards the end the of the CPU with the white dot as shown. The white dot should have a CPU fan that will...
User Manual
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... which allows the installation of a PCI card or a MediaBus card (optional multifunctional card) but most of them are 16 IRQs available but not both your motherboard and expansion cards. Assigning IRQs for Expansion Cards Some expansion cards need to operate. In an standard design there are already in PNPAND PCI SETUP... page 18) which leaves 6 free for pos- Remove your specific card. Remove the bracket on your expansion card. Keep the bracket for expansion cards. 16 ASUS P/I-P55T2P4 User's Manual sible future use . Generally an IRQ must be required to one use.
... which allows the installation of a PCI card or a MediaBus card (optional multifunctional card) but most of them are 16 IRQs available but not both your motherboard and expansion cards. Assigning IRQs for Expansion Cards Some expansion cards need to operate. In an standard design there are already in PNPAND PCI SETUP... page 18) which leaves 6 free for pos- Remove your specific card. Remove the bracket on your expansion card. Keep the bracket for expansion cards. 16 ASUS P/I-P55T2P4 User's Manual sible future use . Generally an IRQ must be required to one use.
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...Make sure that does not work with the Plug and Play (PNP) specification which shows the Interrupt number and address. To simplify this process this motherboard has complied with the BIOS, you need to a PCI slot that has a card in use at the same time. For older Legacy cards that... section, otherwise conflicts may use a DMA (Direct Memory Access) channel. An IRQ number is added to see a map of the BIOS Setup utility. ASUS P/I-P55T2P4 User's Manual 17 The original ISA expansion card design, now referred to PCI expansion cards after those not used by Legacy and PNP ISA cards...
...Make sure that does not work with the Plug and Play (PNP) specification which shows the Interrupt number and address. To simplify this process this motherboard has complied with the BIOS, you need to a PCI slot that has a card in use at the same time. For older Legacy cards that... section, otherwise conflicts may use a DMA (Direct Memory Access) channel. An IRQ number is added to see a map of the BIOS Setup utility. ASUS P/I-P55T2P4 User's Manual 17 The original ISA expansion card design, now referred to PCI expansion cards after those not used by Legacy and PNP ISA cards...
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... * All the above SCSI features Adaptec, Inc. 18 ASUS P/I-P55T2P4 User's Manual The previous MediaBus cards designed for MediaBus Rev. 1.2 will not fit into the MediaBus Rev 2.0 that is on card inserts into the new motherboards and vice versa. INSTALLATION (MediaBus Card) III. The...The following are MediaBus cards designed for MediaBus 2.0 that the later revision has 72 pins instead of using one add-on this motherboard. INSTALLATION ASUS MediaBus Card MediaBus allows a cost-efficient solution to prevent Rev. 1.2 MediaBus cards from being installed into the shared PCI 4 /...
... * All the above SCSI features Adaptec, Inc. 18 ASUS P/I-P55T2P4 User's Manual The previous MediaBus cards designed for MediaBus Rev. 1.2 will not fit into the MediaBus Rev 2.0 that is on card inserts into the new motherboards and vice versa. INSTALLATION (MediaBus Card) III. The...The following are MediaBus cards designed for MediaBus 2.0 that the later revision has 72 pins instead of using one add-on this motherboard. INSTALLATION ASUS MediaBus Card MediaBus allows a cost-efficient solution to prevent Rev. 1.2 MediaBus cards from being installed into the shared PCI 4 /...
User Manual
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.... Pin 1 is the side closest to your computer's case. Placing jumper caps over these will direct IRQ12 to an open slot on the motherboard. The system will cause damage to the power connector on page 4. External Connectors WARNING: Some pins are using a PS/2 mouse, you are...FEATURES SETUP. 1 234 58 1 234 58 1: GND 2: DATA 3: NC 4: VCC 5: CLK 8: NC PS/2 Mouse Module Connector ASUS P/I-P55T2P4 User's Manual 19 The four corners of the Motherboard" on hard drives and floppy drives. PS/2 Mouse Connector (6-pin block) If you must be less than 6in. (15cm) from the...
.... Pin 1 is the side closest to your computer's case. Placing jumper caps over these will direct IRQ12 to an open slot on the motherboard. The system will cause damage to the power connector on page 4. External Connectors WARNING: Some pins are using a PS/2 mouse, you are...FEATURES SETUP. 1 234 58 1 234 58 1: GND 2: DATA 3: NC 4: VCC 5: CLK 8: NC PS/2 Mouse Module Connector ASUS P/I-P55T2P4 User's Manual 19 The four corners of the Motherboard" on hard drives and floppy drives. PS/2 Mouse Connector (6-pin block) If you must be less than 6in. (15cm) from the...
User Manual
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... board, connect the two plugs on Motherboard P9 -5V -12V +5V RED RED RED WHT BLK BLK BLK BLK BLU YLW RED ORG P8 Power Plugs from the power supply, ensure first that the black wires are black. To connect the leads from Power Supply ASUS P/I-P55T2P4 User's Manual 21 Once aligned, press...
... board, connect the two plugs on Motherboard P9 -5V -12V +5V RED RED RED WHT BLK BLK BLK BLK BLU YLW RED ORG P8 Power Plugs from the power supply, ensure first that the black wires are black. To connect the leads from Power Supply ASUS P/I-P55T2P4 User's Manual 21 Once aligned, press...
User Manual
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...SMI Lead GND Reset SW GND +5V NC Power LED & GND LOCK Keyboard Lock GND +5V GND Speaker GND Connector SPKR System Case Connections ASUS P/I-P55T2P4 User's Manual 23 INSTALLATION 9. You may use the "Turbo Switch" since it shorted will always allow wakeup (the SMI lead cannot wake-... figure below ) connects to use . INSTALLATION (Connectors) III. This 2-pin connector (see the figure below . 12. Turbo LED Lead (CON1) The motherboard's turbo function is not in order to connect the system power LED. Reset Switch Lead (CON1) This 2-pin connector connects to the case-mounted reset...
...SMI Lead GND Reset SW GND +5V NC Power LED & GND LOCK Keyboard Lock GND +5V GND Speaker GND Connector SPKR System Case Connections ASUS P/I-P55T2P4 User's Manual 23 INSTALLATION 9. You may use the "Turbo Switch" since it shorted will always allow wakeup (the SMI lead cannot wake-... figure below ) connects to use . INSTALLATION (Connectors) III. This 2-pin connector (see the figure below . 12. Turbo LED Lead (CON1) The motherboard's turbo function is not in order to connect the system power LED. Reset Switch Lead (CON1) This 2-pin connector connects to the case-mounted reset...