S1562D (REV. 1.1)

TYAN COMPUTER CORPORATION

S1562D (REV. 1.1)

Processor

CX M1/Pentium

Processor Speed

75/90/100/120/133/150/166/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

512MB DRAM (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

AMI/Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

CN1

Power LED & keylock

J22

Serial port 1

CN2

Speaker

J23

Parallel port

CN3

IDE interface LED

J24

Floppy drive interface

CN4

Turbo LED

J25

IDE interface 1/2

CN5

Turbo switch

J26

IDE interface 1/2

CN6

Reset switch

J27

PS/2 mouse interface

CN7

32-bit PCI slots

PC1 - PC4

IR connector

CON7

Cache slot

SL1

IR connector

CON9

USER CONFIGURABLE SETTINGS

Function

Label

Position

Jumper information unavailable

CON10

Unidentified

Jumper information unavailable

CON11

Unidentified

»

Factory configured - do not alter

J7

Pins 1 & 2 closed

Jumper information unavailable

J16

Unidentified

»

Factory configured - do not alter

J17

Open

»

Factory configured - do not alter

J18

Pins 2 & 3 closed

Jumper information unavailable

J21

Unidentified

Jumper information unavailable

J28

Unidentified

Jumper information unavailable

J29

Unidentified

Jumper information unavailable

J30

Unidentified

Jumper information unavailable

J31

Unidentified

Jumper information unavailable

J32

Unidentified

Jumper information unavailable

J33

Unidentified

Jumper information unavailable

J34

Unidentified

Jumper information unavailable

J35

Unidentified

Jumper information unavailable

J36

Unidentified

»

Factory configured - do not alter

J40

Closed

»

Factory configured - do not alter

J41

Closed

Jumper information unavailable

J42

Unidentified

Jumper information unavailable

J43

Unidentified

Jumper information unavailable

J44

Unidentified

»

Factory configured - do not alter

J45

Open

»

CMOS memory normal operation

J46

Open

CMOS memory clear

J46

Closed

»

Factory configured - do not alter

J49

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 32

None

None

None

8MB

(2) 512K x 32

(2) 256K x 32

(2) 256K x 32

None

8MB

(2) 512K x 32

(2) 512K x 32

None

None

8MB

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

10MB

(2) 1M x 32

(2) 256K x 32

None

None

10MB

(2) 512K x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

10MB

(2) 256K x 32

(2) 512K x 32

(2) 512K x 32

None

10MB

(2) 256K x 32

(2) 1M x 32

None

None

12MB

(2) 1M x 32

(2) 256K x 32

(2) 256K x 32

None

12MB

(2) 1M x 32

(2) 512K x 32

None

None

12MB

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

None

12MB

(2) 512K x 32

(2) 1M x 32

None

None

14MB

(2) 1M x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

14MB

(2) 256K x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

16MB

(2) 2M x 32

None

None

None

16MB

(2) 1M x 32

(2) 512K x 32

(2) 512K x 32

None

16MB

(2) 1M x 32

(2) 1M x 32

None

None

16MB

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

18MB

(2) 2M x 32

(2) 256K x 32

None

None

18MB

(2) 256K x 32

(2) 1M x 32

(2) 1M x 32

None

18MB

(2) 256K x 32

(2) 2M x 32

None

None

20MB

(2) 2M x 32

(2) 256K x 32

(2) 256K x 32

None

20MB

(2) 2M x 32

(2) 512K x 32

None

None

20MB

(2) 1M x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

20MB

(2) 512K x 32

(2) 1M x 32

(2) 1M x 32

None

20MB

(2) 512K x 32

(2) 2M x 32

None

None

22MB

(2) 2M x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

24MB

(2) 2M x 32

(2) 512K x 32

(2) 512K x 32

None

24MB

(2) 2M x 32

(2) 1M x 32

None

None

24MB

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

None

24MB

(2) 1M x 32

(2) 2M x 32

None

None

26MB

(2) 256K x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

28MB

(2) 2M x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

28MB

(2) 512K x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

32MB

(2) 4M x 32

None

None

None

32MB

(2) 2M x 32

(2) 1M x 32

(2) 1M x 32

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(2) 2M x 32

(2) 2M x 32

None

None

32MB

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

34MB

(2) 4M x 32

(2) 256K x 32

None

None

34MB

(2) 256K x 32

(2) 2M x 32

(2) 2M x 32

None

34MB

(2) 256K x 32

(2) 4M x 32

None

None

36MB

(2) 4M x 32

(2) 256K x 32

(2) 256K x 32

None

36MB

(2) 4M x 32

(2) 512K x 32

None

None

36MB

(2) 512K x 32

(2) 2M x 32

(2) 2M x 32

None

36MB

(2) 512K x 32

(2) 4M x 32

None

None

38MB

(2) 4M x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

40MB

(2) 4M x 32

(2) 512K x 32

(2) 512K x 32

None

40MB

(2) 4M x 32

(2) 1M x 32

None

None

40MB

(2) 2M x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

40MB

(2) 1M x 32

(2) 2M x 32

(2) 2M x 32

None

40MB

(2) 1M x 32

(2) 4M x 32

None

None

44MB

(2) 4M x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

48MB

(2) 4M x 32

(2) 1M x 32

(2) 1M x 32

None

48MB

(2) 4M x 32

(2) 2M x 32

None

None

48MB

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

None

48MB

(2) 2M x 32

(2) 4M x 32

None

None

50MB

(2) 256K x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

52MB

(2) 512K x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

56MB

(2) 4M x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

56MB

(2) 1M x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

64MB

(2) 8M x 32

None

None

None

64MB

(2) 4M x 32

(2) 2M x 32

(2) 2M x 32

None

64MB

(2) 4M x 32

(2) 4M x 32

None

None

64MB

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

66MB

(2) 8M x 32

(2) 256K x 32

None

None

66MB

(2) 256K x 32

(2) 4M x 32

(2) 4M x 32

None

66MB

(2) 256K x 32

(2) 8M x 32

None

None

68MB

(2) 8M x 32

(2) 256K x 32

(2) 256K x 32

None

68MB

(2) 8M x 32

(2) 512K x 32

None

None

68MB

(2) 512K x 32

(2) 4M x 32

(2) 4M x 32

None

68MB

(2) 512K x 32

(2) 8M x 32

None

None

70MB

(2) 8M x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

72MB

(2) 8M x 32

(2) 512K x 32

(2) 512K x 32

None

72MB

(2) 8M x 32

(2) 1M x 32

None

None

72MB

(2) 1M x 32

(2) 4M x 32

(2) 4M x 32

None

72MB

(2) 1M x 32

(2) 8M x 32

None

None

76MB

(2) 8M x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

80MB

(2) 8M x 32

(2) 1M x 32

(2) 1M x 32

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

80MB

(2) 8M x 32

(2) 2M x 32

None

None

80MB

(2) 4M x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

80MB

(2) 2M x 32

(2) 4M x 32

(2) 4M x 32

None

80MB

(2) 2M x 32

(2) 8M x 32

None

None

88MB

(2) 8M x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

96MB

(2) 8M x 32

(2) 2M x 32

(2) 2M x 32

None

96MB

(2) 8M x 32

(2) 4M x 32

None

None

96MB

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

None

96MB

(2) 4M x 32

(2) 8M x 32

None

None

98MB

(2) 256K x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

100MB

(2) 512K x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

104MB

(2) 1M x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

112MB

(2) 8M x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

112MB

(2) 2M x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

128MB

(2) 16M x 32

None

None

None

128MB

(2) 8M x 32

(2) 4M x 32

(2) 4M x 32

None

128MB

(2) 8M x 32

(2) 8M x 32

None

None

128MB

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

130MB

(2) 16M x 32

(2) 256K x 32

None

None

130MB

(2) 256K x 32

(2) 8M x 32

(2) 8M x 32

None

130MB

(2) 256K x 32

(2) 16M x 32

None

None

132MB

(2) 16M x 32

(2) 256K x 32

(2) 256K x 32

None

132MB

(2) 16M x 32

(2) 512K x 32

None

None

132MB

(2) 512K x 32

(2) 8M x 32

(2) 8M x 32

None

132MB

(2) 512K x 32

(2) 16M x 32

None

None

134MB

(2) 16M x 32

(2) 256K x 32

(2) 256K x 32

(2) 256K x 32

136MB

(2) 16M x 32

(2) 512K x 32

(2) 512K x 32

None

136MB

(2) 16M x 32

(2) 1M x 32

None

None

136MB

(2) 1M x 32

(2) 8M x 32

(2) 8M x 32

None

136MB

(2) 1M x 32

(2) 16M x 32

None

None

140MB

(2) 16M x 32

(2) 512K x 32

(2) 512K x 32

(2) 512K x 32

144MB

(2) 16M x 32

(2) 1M x 32

(2) 1M x 32

None

144MB

(2) 16M x 32

(2) 2M x 32

None

None

144MB

(2) 2M x 32

(2) 8M x 32

(2) 8M x 32

None

144MB

(2) 2M x 32

(2) 16M x 32

None

None

152MB

(2) 16M x 32

(2) 1M x 32

(2) 1M x 32

(2) 1M x 32

160MB

(2) 16M x 32

(2) 2M x 32

(2) 2M x 32

None

160MB

(2) 16M x 32

(2) 4M x 32

None

None

160MB

(2) 8M x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

160MB

(2) 4M x 32

(2) 8M x 32

(2) 8M x 32

None

160MB

(2) 4M x 32

(2) 16M x 32

None

None

176MB

(2) 16M x 32

(2) 2M x 32

(2) 2M x 32

(2) 2M x 32

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

192MB

(2) 16M x 32

(2) 4M x 32

(2) 4M x 32

None

192MB

(2) 16M x 32

(2) 8M x 32

None

None

192MB

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

None

192MB

(2) 8M x 32

(2) 16M x 32

None

None

194MB

(2) 256K x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

196MB

(2) 512K x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

200MB

(2) 1M x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

208MB

(2) 2M x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

224MB

(2) 16M x 32

(2) 4M x 32

(2) 4M x 32

(2) 4M x 32

224MB

(2) 4M x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

256MB

(2) 16M x 32

(2) 8M x 32

(2) 8M x 32

None

256MB

(2) 16M x 32

(2) 16M x 32

None

None

256MB

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

258MB

(2) 256K x 32

(2) 16M x 32

(2) 16M x 32

None

260MB

(2) 512K x 32

(2) 16M x 32

(2) 16M x 32

None

264MB

(2) 1M x 32

(2) 16M x 32

(2) 16M x 32

None

272MB

(2) 2M x 32

(2) 16M x 32

(2) 16M x 32

None

288MB

(2) 4M x 32

(2) 16M x 32

(2) 16M x 32

None

320MB

(2) 16M x 32

(2) 8M x 32

(2) 8M x 32

(2) 8M x 32

320MB

(2) 8M x 32

(2) 16M x 32

(2) 16M x 32

None

384MB

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

None

386MB

(2) 256K x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

388MB

(2) 512K x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

392MB

(2) 1M x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

400MB

(2) 2M x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

416MB

(2) 4M x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

448MB

(2) 8M x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

512MB

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

(2) 16M x 32

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

SL1

TAG

256KB

256KB module installed

TAG chip(s) installed

512KB

512KB module installed

TAG chip(s) installed

Note: The size of the TAG chip is unidentified.

CPU SPEED SELECTION (CYRIX)

Speed

J13

J19

J20

120MHz

Pins 1 & 2, 3 & 4 closed

Closed

Open

150MHz

Pins 3 & 4 closed

Closed

Open

166MHz

Pins 1 & 2 closed

Closed

Open

CPU SPEED SELECTION (INTEL)

Speed

J13

J19

J20

75MHz

Pins 1 & 2, 3 & 4 closed

Open

Open

90MHz

Pins 3 & 4 closed

Open

Open

100MHz

Pins 1 & 2 closed

Open

Open

120MHz

Pins 3 & 4 closed

Closed

Open

133MHz

Pins 1 & 2 closed

Closed

Open

150MHz

Pins 3 & 4 closed

Closed

Closed

166MHz

Pins 1 & 2 closed

Closed

Closed

200MHz

Pins 1 & 2 closed

Open

Closed

CPU TYPE SELECTION

Type

J50

Single CPU installed

Pins 1 & 2 closed

Dual CPUs installed

Pins 2 & 3 closed

Note: This board does not accept dual Cyrix CPUs. Only one Cyrix may be installed.

CPU VOLTAGE SELECTION

Voltage

J1

J2

J8

J9

J10

J11

J12

3.3v

Open

Open

Closed

Closed

Closed

Open

Open

»
5v

Closed

Closed

Open

Open

Open

Closed

Closed

VOLTAGE REGULATOR SELECTION

Voltage

J37

J38

J39

3.3v

Closed

Open

Open

»
3.48v

Open

Open

Closed

3.6v

Open

Closed

Open

SERIAL PORT SELECTION

Setting

J14

J15

»
Serial port set as COM1 & COM2

Pins 1 & 2 closed

Pins 1 & 2 closed

IR connector

Pins 2 & 3 closed

Pins 2 & 3 closed

FLASH BIOS SELECTION

Setting

J47

J48

Flash BIOS installed

Pins 1 & 2 closed

Pins 1 & 2 closed

Processor	CX M1/Pentium
Processor Speed	75/90/100/120/133/150/166/200MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	512MB DRAM (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	AMI/Award
Dimensions	330mm x 218mm
I/O Options	32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connectors (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 2	CN1	Power LED & keylock	J22
Serial port 1	CN2	Speaker	J23
Parallel port	CN3	IDE interface LED	J24
Floppy drive interface	CN4	Turbo LED	J25
IDE interface 1/2	CN5	Turbo switch	J26
IDE interface 1/2	CN6	Reset switch	J27
PS/2 mouse interface	CN7	32-bit PCI slots	PC1 - PC4
IR connector	CON7	Cache slot	SL1
IR connector	CON9

USER CONFIGURABLE SETTINGS
Function		Label	Position
	Jumper information unavailable	CON10	Unidentified
	Jumper information unavailable	CON11	Unidentified
»	Factory configured - do not alter	J7	Pins 1 & 2 closed
	Jumper information unavailable	J16	Unidentified
»	Factory configured - do not alter	J17	Open
»	Factory configured - do not alter	J18	Pins 2 & 3 closed
	Jumper information unavailable	J21	Unidentified
	Jumper information unavailable	J28	Unidentified
	Jumper information unavailable	J29	Unidentified
	Jumper information unavailable	J30	Unidentified
	Jumper information unavailable	J31	Unidentified
	Jumper information unavailable	J32	Unidentified
	Jumper information unavailable	J33	Unidentified
	Jumper information unavailable	J34	Unidentified
	Jumper information unavailable	J35	Unidentified
	Jumper information unavailable	J36	Unidentified
»	Factory configured - do not alter	J40	Closed
»	Factory configured - do not alter	J41	Closed
	Jumper information unavailable	J42	Unidentified
	Jumper information unavailable	J43	Unidentified
	Jumper information unavailable	J44	Unidentified
»	Factory configured - do not alter	J45	Open
»	CMOS memory normal operation	J46	Open
	CMOS memory clear	J46	Closed
»	Factory configured - do not alter	J49	Pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
8MB	(2) 1M x 32	None	None	None
8MB	(2) 512K x 32	(2) 256K x 32	(2) 256K x 32	None
8MB	(2) 512K x 32	(2) 512K x 32	None	None
8MB	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
10MB	(2) 1M x 32	(2) 256K x 32	None	None
10MB	(2) 512K x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
10MB	(2) 256K x 32	(2) 512K x 32	(2) 512K x 32	None
10MB	(2) 256K x 32	(2) 1M x 32	None	None
12MB	(2) 1M x 32	(2) 256K x 32	(2) 256K x 32	None
12MB	(2) 1M x 32	(2) 512K x 32	None	None
12MB	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32	None
12MB	(2) 512K x 32	(2) 1M x 32	None	None
14MB	(2) 1M x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
14MB	(2) 256K x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
16MB	(2) 2M x 32	None	None	None
16MB	(2) 1M x 32	(2) 512K x 32	(2) 512K x 32	None
16MB	(2) 1M x 32	(2) 1M x 32	None	None
16MB	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
18MB	(2) 2M x 32	(2) 256K x 32	None	None
18MB	(2) 256K x 32	(2) 1M x 32	(2) 1M x 32	None
18MB	(2) 256K x 32	(2) 2M x 32	None	None
20MB	(2) 2M x 32	(2) 256K x 32	(2) 256K x 32	None
20MB	(2) 2M x 32	(2) 512K x 32	None	None
20MB	(2) 1M x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
20MB	(2) 512K x 32	(2) 1M x 32	(2) 1M x 32	None
20MB	(2) 512K x 32	(2) 2M x 32	None	None
22MB	(2) 2M x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
24MB	(2) 2M x 32	(2) 512K x 32	(2) 512K x 32	None
24MB	(2) 2M x 32	(2) 1M x 32	None	None
24MB	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32	None
24MB	(2) 1M x 32	(2) 2M x 32	None	None
26MB	(2) 256K x 32	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32
28MB	(2) 2M x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
28MB	(2) 512K x 32	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32
32MB	(2) 4M x 32	None	None	None
32MB	(2) 2M x 32	(2) 1M x 32	(2) 1M x 32	None

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
32MB	(2) 2M x 32	(2) 2M x 32	None	None
32MB	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32
34MB	(2) 4M x 32	(2) 256K x 32	None	None
34MB	(2) 256K x 32	(2) 2M x 32	(2) 2M x 32	None
34MB	(2) 256K x 32	(2) 4M x 32	None	None
36MB	(2) 4M x 32	(2) 256K x 32	(2) 256K x 32	None
36MB	(2) 4M x 32	(2) 512K x 32	None	None
36MB	(2) 512K x 32	(2) 2M x 32	(2) 2M x 32	None
36MB	(2) 512K x 32	(2) 4M x 32	None	None
38MB	(2) 4M x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
40MB	(2) 4M x 32	(2) 512K x 32	(2) 512K x 32	None
40MB	(2) 4M x 32	(2) 1M x 32	None	None
40MB	(2) 2M x 32	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32
40MB	(2) 1M x 32	(2) 2M x 32	(2) 2M x 32	None
40MB	(2) 1M x 32	(2) 4M x 32	None	None
44MB	(2) 4M x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
48MB	(2) 4M x 32	(2) 1M x 32	(2) 1M x 32	None
48MB	(2) 4M x 32	(2) 2M x 32	None	None
48MB	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32	None
48MB	(2) 2M x 32	(2) 4M x 32	None	None
50MB	(2) 256K x 32	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32
52MB	(2) 512K x 32	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32
56MB	(2) 4M x 32	(2) 1M x 32	(2) 1M x 32	(2) 1M x 32
56MB	(2) 1M x 32	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32
64MB	(2) 8M x 32	None	None	None
64MB	(2) 4M x 32	(2) 2M x 32	(2) 2M x 32	None
64MB	(2) 4M x 32	(2) 4M x 32	None	None
64MB	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32	(2) 2M x 32
66MB	(2) 8M x 32	(2) 256K x 32	None	None
66MB	(2) 256K x 32	(2) 4M x 32	(2) 4M x 32	None
66MB	(2) 256K x 32	(2) 8M x 32	None	None
68MB	(2) 8M x 32	(2) 256K x 32	(2) 256K x 32	None
68MB	(2) 8M x 32	(2) 512K x 32	None	None
68MB	(2) 512K x 32	(2) 4M x 32	(2) 4M x 32	None
68MB	(2) 512K x 32	(2) 8M x 32	None	None
70MB	(2) 8M x 32	(2) 256K x 32	(2) 256K x 32	(2) 256K x 32
72MB	(2) 8M x 32	(2) 512K x 32	(2) 512K x 32	None
72MB	(2) 8M x 32	(2) 1M x 32	None	None
72MB	(2) 1M x 32	(2) 4M x 32	(2) 4M x 32	None
72MB	(2) 1M x 32	(2) 8M x 32	None	None
76MB	(2) 8M x 32	(2) 512K x 32	(2) 512K x 32	(2) 512K x 32
80MB	(2) 8M x 32	(2) 1M x 32	(2) 1M x 32	None

CACHE CONFIGURATION
Size	SL1	TAG
256KB	256KB module installed	TAG chip(s) installed
512KB	512KB module installed	TAG chip(s) installed
Note: The size of the TAG chip is unidentified.

CPU SPEED SELECTION (CYRIX)
Speed	J13	J19	J20
120MHz	Pins 1 & 2, 3 & 4 closed	Closed	Open
150MHz	Pins 3 & 4 closed	Closed	Open
166MHz	Pins 1 & 2 closed	Closed	Open

CPU SPEED SELECTION (INTEL)
Speed	J13	J19	J20
75MHz	Pins 1 & 2, 3 & 4 closed	Open	Open
90MHz	Pins 3 & 4 closed	Open	Open
100MHz	Pins 1 & 2 closed	Open	Open
120MHz	Pins 3 & 4 closed	Closed	Open
133MHz	Pins 1 & 2 closed	Closed	Open
150MHz	Pins 3 & 4 closed	Closed	Closed
166MHz	Pins 1 & 2 closed	Closed	Closed
200MHz	Pins 1 & 2 closed	Open	Closed

CPU TYPE SELECTION
Type	J50
Single CPU installed	Pins 1 & 2 closed
Dual CPUs installed	Pins 2 & 3 closed
Note: This board does not accept dual Cyrix CPUs. Only one Cyrix may be installed.

CPU VOLTAGE SELECTION
Voltage		J1	J2	J8	J9	J10	J11	J12
	3.3v	Open	Open	Closed	Closed	Closed	Open	Open
»	5v	Closed	Closed	Open	Open	Open	Closed	Closed

VOLTAGE REGULATOR SELECTION
Voltage		J37	J38	J39
	3.3v	Closed	Open	Open
»	3.48v	Open	Open	Closed
	3.6v	Open	Closed	Open

SERIAL PORT SELECTION
Setting		J14	J15
»	Serial port set as COM1 & COM2	Pins 1 & 2 closed	Pins 1 & 2 closed
	IR connector	Pins 2 & 3 closed	Pins 2 & 3 closed

FLASH BIOS SELECTION
Setting	J47	J48
Flash BIOS installed	Pins 1 & 2 closed	Pins 1 & 2 closed