ENPC EP-PS21 User Manual Download Page 16

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User’ s Manual

Rev. A

5-5-2 KB, Mouse, USB,COM and LPT

KeyBoard

Mouse

USB 1

USB 2

COM Port

VGA Out

Out

MIC IN

Printer Port

MIDI/GAME Port

PS/2 Keyboard Connector

The onboard PS/2 keyboard connector is a 6-pin Mini-Din connector

marked KB2.The view angle of drawing shown here is from back panel of

the housing.

Pin

Description

Pin

Description

Keyboard Data

N.C.

Ground

+5VDC

Keyboard Clock

N.C.

PS/2 Mouse Connector

The onboard PS/2 mouse connector is a 6-pin Mini-Din connector marked

PS2.The view angle of drawing shown here is from back panel of the

housing.

Pin

Description

Pin

Description

Mouse Data

N.C.

Ground

+5VDC

Mouse CLK

N.C

Summary of Contents for EP-PS21

Page 1: ...racket x 1 Option IrDA Module x 1 Option Option Components will be include upon customer ordering instructions per Proforma Invoice additional external procurement cost will be included 1 Specification 2 2 Chipset on this Mother Board 4 3 Parts Of The Mother Board 6 4 MotherBoard Layout Quick View 7 5 Installation 8 5 1 Jumper Setting I 8 5 2 Jumper Setting II 9 5 3 Install System Memory Modules 1...

Page 2: ...roller Integrated AGP VGA for hardware 2D 3D video graphics accelerators Integrated PCI bus mastering controller Integrated second level cache controller SiS 5595 PCI system I O controller Multifunction PCI to ISA bridge Universal Serial Bus USB and DMA controllers Two fast IDE interfaces that support up to four IDE drives or devices Power management logic Real time clock Video Graphics Subsystems...

Page 3: ...gh Speed Serial 16C550 UART Ports 2 x IDE Ports support Ultra DMA 33 2 x Universal Serial Bus USB Ports 1 x PS 2 Keyboard Port 1 x PS 2 Mouse Port 1 x IrDA Port 1 x VGA Port Expansion slots 2 x 16 bit ISA Slots 3 x 32 bit PCI Slots Other features Award BIOS Plug and Play compatible Advanced Power Management APM 1 2 support Advanced Configuration and Power Interface ACPI 1 0 support Form factor Mic...

Page 4: ... L2 cache controller can support up to 512 KB P B SRAM and the DRAM controller can support SDRAM memory up to 768 MBytes The built in fast PCI IDE controller supports the ATA PIO DMA and the Ultra DMA33 function that support the data transfer rate up to 33 MB s It provides the separate data path for two IDE channels that can eminently improve the performance under the multi tasking environment The...

Page 5: ...tion for users to power on system by entering the hot key or password from keyboard The built in USB controller which is fully compliant to OHCI Open Host Con troller Interface provides two USB ports capable of running full low speed USB devices The Data Acquisition Interface offers the ability of monitoring and reporting the environmental condition of the PC It could monitor 5 positive analog vol...

Page 6: ...6 User s Manual Rev A 3 Parts Of The Mother Board KeyBoard Mouse USB 1 USB 2 COM Port VGA Out OUT IN MIC IN Printer Port MIDI GAME Port ...

Page 7: ...Frequency Ratio Setting JP3 CPU VID Voltage Setting JP4 CPU Front Side Bus setting JP5 CPU VIO Voltage setting When JP1 set to DISABLE JP7 CMOS Clear I S A S L O T 2 I S A S L O T 1 1 2 3 Socket 7 P C I 3 P C I 2 P C I 1 B I O S IDE 2 IDE 1 DIMM Sound GAME MIDI USB VGA COM KB Mouse Por COM2 J2 J3 CD IN J2 J3 JP7 CMOS Clear JP1 JP4 ATX Power TAG SYS FAN CPU FAN L2 Cache SIS 530 SIS 5595 FDD Video R...

Page 8: ...Power Supply 1 2 Open 3 4 Open 5 6 Open 3 3V depend on the JP5 J1 Cache Mode Open Toggle Mode Close Linear Mode JP5 CPU VIO Voltage setting Option 1 2 3 3V 3 4 3 52V 5 6 Reserve JP7 CMOS CLear 1 2 Clear CMOS 2 3 Normal Default 1 CMOS Clear which is a safety hook if you forget the password Clear the CMOS memory by momentarily shorting pins 1 2 for a few seconds Then restore it to the initial 2 3 ju...

Page 9: ...4 WOL IR Battery JP5 J1 JP3 JP2 D S 2 S F 1 S F 0 S F B S F U P C k c o l C M A R D S k c o l C N O N O N O N O Z H M 6 6 Z H M 9 8 F F O N O N O N O Z H M 6 6 Z H M 6 6 F F O N O N O F F O Z H M 5 7 Z H M 5 7 N O N O N O F F O Z H M 3 8 Z H M 6 6 F F O N O F F O N O Z H M 3 8 Z H M 3 8 N O N O F F O N O Z H M 5 9 Z H M 3 6 F F O N O F F O F F O Z H M 5 9 Z H M 5 9 N O N O F F O F F O Z H M 0 0 1 ...

Page 10: ...N O N O N O 0 5 x F F O N O N O 5 5 x F F O F F O N O e r o c V U P C 4 D I V 3 D I V 2 D I V 1 D I V 0 D I V V 8 1 N O N O F F O N O F F O V 0 2 N O N O N O N O F F O V 2 2 F F O F F O F F O N O F F O V 5 2 F F O F F O N O F F O N O V 8 2 F F O N O F F O F F O F F O V 9 2 F F O N O F F O F F O N O V 1 3 F F O N O F F O N O N O V 2 3 F F O N O N O F F O F F O V 3 3 F F O N O N O F F O N O V 5 3 F ...

Page 11: ...ollowing is the summary Single side 1Mx64 8MB 2Mx64 16MB 4Mx64 32MB 8Mx64 64MB 16Mx64 128MB Double side 1Mx64x2 16MB 2Mx64x2 32MB 4Mx64x2 64MB 8Mx64x2 128MB Total Memory Size There is no jumper setting required for the memory size or type It is automatically detected by the system BIOS and the total memory size is to add them together I S A S L O T 2 I S A S L O T 1 1 2 3 Socket 7 P C I 3 P C I 2 ...

Page 12: ...and safe setting with 66MHZ or 100MHZ front side bus 3 Please make sure you are using the correct DIMM module with the related CPU type For the 100MHZ or faster front side bus you need to use the PC100 type DIMM module D S 2 S F 1 S F 0 S F B S F U P C k c o l C M A R D S k c o l C N O N O N O N O Z H M 6 6 Z H M 9 8 F F O N O N O N O Z H M 6 6 Z H M 6 6 F F O N O N O F F O Z H M 5 7 Z H M 5 7 N O...

Page 13: ...r the related CPU requirement o i t a R q e r F U P C 0 F B 1 F B 2 F B 5 3 x r o 5 1 x F F O F F O X 0 2 x N O F F O X 5 2 x N O N O X 0 3 x F F O N O X 0 4 x N O F F O N O 5 4 x N O N O N O 0 5 x F F O N O N O 5 5 x F F O F F O N O e r o c V U P C 4 D I V 3 D I V 2 D I V 1 D I V 0 D I V V 8 1 N O N O F F O N O F F O V 0 2 N O N O N O N O F F O V 2 2 F F O F F O F F O N O F F O V 5 2 F F O F F O ...

Page 14: ...e the ATX power supply can take at least 10mAmp load on the 5V Standby lead 5VSB to meet the standard ATX specification 4 To prevent electrical spikes make sure that the power supply is not con nected to an outlet when making or removing connections Power supplies contain power remains which can damage electrical components 5 Expansion Card Installation Procedure Read the documentation for your ex...

Page 15: ...mly making sure that the pins are aligned and the power supply is off before connecting or disconnect ing the power cable Make sure that your ATX power supply can supply at least 10 mAmp on the 5 volt standby lead 5VSTB You may ex perience difficulty in powering on your system if your power supply cannot sup port the load For Wake on LAN sup port your ATX power supply must sup ply at least 1 Amp Y...

Page 16: ...or marked KB2 The view angle of drawing shown here is from back panel of the housing Pin Description Pin Description 1 Keyboard Data 2 N C 3 Ground 4 5VDC 5 Keyboard Clock 6 N C PS 2 Mouse Connector The onboard PS 2 mouse connector is a 6 pin Mini Din connector marked PS2 The view angle of drawing shown here is from back panel of the housing Pin Description Pin Description 1 Mouse Data 2 N C 3 Gro...

Page 17: ... Description 1 5 VDC 5 5VDC 2 DATA 6 DATA 3 DATA 7 DATA 4 Ground 8 Ground Serial Devices COM1 COM2 The onboard serial connectors are 9 pin D type connector on the back Panel of mainboard The serial port 1 connector is marked as COM1 and the serial port 2 connector is marked as COM2 Printer Port LPT The onboard printer connector is a 25 pin D type connector marked PRINTER The view angle of drawing ...

Page 18: ...tch Pin 5 6 The system power is controlled by a push switch connected to this lead Pushing the button once will turn on the power and pushing again will turn off the power The system power LED shows that status of the system s power If the power to the ATX power supply is interrupted while the motherboard is on standby power will remember that the motherboard should be on and boot the computer whe...

Page 19: ...f 500 mA 6WATT 12V or less Orient the fan so that the heat sink fins allow airflow to go across the onboard heat sink s Depending on the fan manufacturer the wir ing and plug may be different The red wire should be positive 12V while the black should be ground Connect the fan s plug to the board taking into consideration the polarity of the connector ...

Page 20: ... will be disabled Use the five pins as shown and connect a ribbon cable from the module to the motherboard to the pin definitions Pin 1 Vcc Pin 2 NC Pin 3 IR_RX Pin 4 GND Pin 5 IR_TX C Wake On LAN WOL Attach the 3 pin connector from the LAN card which supports the Wake On LAN WOL function to the WOL connector on the motherboard This WOL function lets users wake up the connected computer through th...

Page 21: ...monitor LED may light up after the system power up if it complies with green standards or if it has a power standby feature The system will then run power on tests While the tests are running additional messages will ap pear on the screen If you do not see anything within 30 seconds from the time you turn on the power the system may have failed a power on test Recheck your jumper settings and conn...

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