SOYO COMPUTER CO., LTD.

SY-7IZM

Device Type Mainboard
Processor Celeron
Processor Speed 300A/333/366/400/433/466/500MHz
Chip Set Intel 440ZX
Video Chip Set ATI
Audio Chip Set Yamaha
Maximum Onboard Memory 256MB (SDRAM supported)
Maximum Video Memory 8MB
Maximum Audio Memory Unidentified
Cache 128KB (located on the Celeron CPU)
BIOS Award
Dimensions 244mm x 220mm
I/O Options 32-bit PCI slots (3), floppy drive interface, game port, IDE interfaces (2), parallel port, PS/2 mouse port, serial interface, serial port, VGA port, IR connector, USB ports (2), ATX power connector, line in, line out, microphone in, audio in - CD-ROM, Wake-on-LAN connector


CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

IDE interface 2 IDE2
Audio in - CD-ROM CDIN Chassis fan power FAN1
PS/2 mouse port CN1 CPU fan power FAN2
USB port 1 CN2 Floppy drive interface FDC
USB port 2 CN3 IR connector IR
Serial port CN4 Power LED & keylock J1/Pins 1 - 5
VGA port CN5 Speaker J1/Pins 7 - 10
Parallel port CN6 Reset switch J1/Pins 11 & 12
Line out CN7 Power switch J1/Pins 14 & 15
Line in CN8 Green PC LED J1/Pins 17 & 18
Microphone in CN9 IDE interface LED J1/Pins 19 & 20
Game port CN10 32-bit PCI slots

PC1 - PC3

Serial interface COM2 Wake-on-LAN connector WOL
IDE interface 1 IDE1    


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP5

Pins 1 & 2 closed

  CMOS memory clear

JP5

Pins 2 & 3 closed

 

AGP clock at 66MHz or 100MHz through BIOS JP9

Pins 1 & 2 closed

  AGP clock at 100MHz JP9

Pins 2 & 3 closed

 

Power-on keyboard enabled JP10

Pins 1 & 2 closed

  Power-on keyboard disabled JP10

Pins 2 & 3 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board supports DRAM memory.


CACHE CONFIGURATION

Note:  128KB cache is located on the Celeron 300A and greater CPUs.