SOYO ETEQ82C663 AGP User Manual

Page 39

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Hardware Setup

SY-5EHM/5EH5 V1.3

34

CMOS Clearing (JP5)
After you have turned off your computer, clear the CMOS memory
by momentarily shorting pins 2-3 on jumper JP5, for a few seconds.
Then restore JP5 to the initial 1-2 jumper setting in order to recover
and retain the default settings.

CMOS Clearing

Clear CMOS Data

Retain CMOS Data

JP5 Setting

Short pin 2-3 for
a few seconds
to clear the
CMOS

Short

pin

1-2

to retain new
settings

Note: You must unplug the ATX power cable from the ATX power
connector when performing the CMOS Clear operation.

Step 17. MULTI I/O ADDRESSES
Default settings for multi-I/O addresses are as follows:

Port

I/O Address

IRQ

Status

LPT1

378H

7

ECP + EPP

COM1

3F8H 4

COM2

2F8H 3

Warning: If a default I/O address conflicts with other I/O
cards such as sound card, you must change one of the I/O
addresses to remedy to this address conflict. (I/O addresses
can be adjusted from the BIOS Setup Utility)

Step 18. CACHE CONFIGURATION
This Motherboard has a built-in 512KB/1MB Level 2 Pipelined Burst
cache onboard to improve the system performance.
The cache size and RAM locations are specified as follows:

Cache Size

Cache RAM

TAG RAM

Cacheable

Range

1 MB

64K x 64

on U23,U16

32K x 8

on U18

WT: 256 MB

WB: 128MB

512 KB

64K x 64

on U23

32K x 8

on U18

WT: 128 MB

WB: 64 MB

3

2

1

3

2

1

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