TMB-I430VX-ATX Motherboard Settings and Configuration

TECHMEDIA COMPUTER SYSTEMS CORPORATION

TMB-I430VX-ATX

Processor
CX M1/AM K5/Pentium
Processor Speed
75/90/100/120/133/150/166/180/200MHz
Chip Set
Intel
Video Chip Set
S3
Maximum Onboard Memory
128MB (EDO supported)
Maximum Video Memory
2MB
Cache
256/512KB
BIOS
Award
Dimensions
280mm x 224mm
I/O Options
32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, PS/2 mouse interface, serial ports (2), VGA port, cache slot, IR connector, USB connector, ATX power connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
ATX power supply
ATX
Chassis fan power
JFAN
IDE interface LED
C1
Soft off power supply
JPATX1
Green PC connector
C2
IDE interface 1
JHDD1
Reset switch
C3
IDE interface 2
JHDD2
Speaker
C4
IR connector
JP17A
Power LED & keylock
C5
PS/2 mouse interface
JM1
Floppy drive interface
CN2A
PS/2 mouse port
MS1
Serial port 1
CN3A
VGA port
O4
Serial port 2
CN4A
32-bit PCI slots
PC1 – PC3
Parallel port
CN6A
Cache slot
SL1
Green PC LED
J4
USB connector
USB1

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Factory configured - do not alter
J2
Unidentified
»
Factory configured - do not alter
J14
Unidentified
»
Factory configured - do not alter
J15
Unidentified
»
Factory configured - do not alter
J18
Unidentified
»
Factory configured - do not alter
J1V
Unidentified
»
Factory configured - do not alter
J2V
Unidentified
»
Factory configured - do not alter
JP8A
Unidentified
»
Factory configured - do not alter
JP9A
Unidentified
»
Factory configured - do not alter
JP14A
Unidentified
»
Factory configured - do not alter
JP15A
Unidentified
»
Factory configured - do not alter
JP16A
Unidentified
»
CMOS memory normal operation
JRTC1
Open

CMOS memory clear
JRTC1
Closed

DIMM/DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
8MB
(2) 1M x 36
None
None
None
8MB
None
None
(1) 1M x 64
None
16MB
None
None
(1) 2M x 64
None
16MB
(2) 1M x 36
(2) 1M x 36
None
None
24MB
(2) 1M x 36
(2) 2M x 36
None
None
24MB
(2) 2M x 36
None
None
(1) 1M x 64
32MB
(2) 4M x 36
None
None
None
32MB
None
None
(1) 4M x 64
None
32MB
None
None
(1) 2M x 64
(1) 2M x 64
32MB
(2) 2M x 36
(2) 2M x 36
None
None
40MB
(2) 1M x 36
(2) 4M x 36
None
None
40MB
(2) 4M x 36
None
None
(1) 1M x 64

DIMM/DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
48MB
(2) 2M x 36
(2) 4M x 36
None
None
48MB
(2) 2M x 36
None
(1) 4M x 64
None
64MB
(2) 8M x 36
None
None
None
64MB
None
None
None
(1) 8M x 64
64MB
(2) 4M x 36
(2) 4M x 36
None
None
64MB
None
None
(1) 4M x 64
(1) 4M x 64
72MB
(2) 8M x 36
(2) 1M x 36
None
None
72MB
(2) 8M x 36
None
None
(1) 1M x 64
80MB
(2) 2M x 36
None
None
(1) 8M x 64
80MB
(2) 8M x 36
(2) 2M x 36
None
None
80MB
(2) 8M x 36
None
None
(1) 2M x 64
96MB
(2) 8M x 36
(2) 4M x 36
None
None
96MB
(2) 4M x 36
None
None
(1) 8M x 64
96MB
(2) 8M x 36
None
None
(1) 4M x 64
128MB
(2) 8M x 36
(2) 8M x 36
None
None
Note: Board accepts EDO memory. Banks 0 & 1, 2 & 3 are interchangeable.

DIMM VOLTAGE CONFIGURATION
Voltage
J11
J12
J13
3.3v
Pins 1 & 2 closed
Pins 1 & 2 closed
Pins 1 & 2 closed
5v
Pins 3 & 4 closed
Pins 3 & 4 closed
Pins 3 & 4 closed

CACHE CONFIGURATION
Size
Bank 0
SL1
256KB (A)
(2) 32K x 32
Not installed
256KB (B)
(2) 32K x 32
256KB module installed
512KB
(2) 64K x 32
Not installed
Note: The location of bank 0 is unidentified.

CACHE JUMPER CONFIGURATION
Size
J14K
J15K
256KB (A)
Pins 1 & 2 closed
Pins 2 & 3 closed
256KB (B)
Pins 2 & 3 closed
Pins 2 & 3 closed
512KB
Pins 2 & 3 closed
Pins 1 & 2 closed

VIDEO MEMORY CONFIGURATION
Size
Bank 0
Bank 1
1MB
(2) 256K x 16
None
2MB
(2) 256K x 16
(2) 256K x 16

CPU SPEED SELECTION (CYRIX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
120MHz
50MHz
1.5x
Off
Off
On
Off
150MHz
60MHz
1.5x
On
On
Off
Off
166MHz
66MHz
1.5x
On
Off
Off
Off

CPU SPEED SELECTION (CYRIX, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
120MHz
50MHz
2x
Off
On
On
Off
150MHz
60MHz
2x
Off
On
On
Off
166MHz
66MHz
2x
Off
On
On
Off

CPU SPEED SELECTION (AMD)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
75MHz
50MHz
1.5x
Off
Off
On
Off
90MHz
60MHz
1.5x
On
On
Off
Off
100MHz
66MHz
1.5x
On
Off
Off
Off

CPU SPEED SELECTION (AMD, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
75MHz
50MHz
1.5x
On
Off
On
Off
90MHz
60MHz
1.5x
On
Off
On
Off
100MHz
66MHz
1.5x
On
Off
On
Off

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
75MHz
50MHz
1.5x
Off
Off
On
Off
90MHz
60MHz
1.5x
On
On
Off
Off
100MHz
66MHz
1.5x
On
Off
Off
Off
120MHz
60MHz
2x
On
On
Off
Off
133MHz
66MHz
2x
On
Off
Off
Off
150MHz
60MHz
2.5x
On
On
Off
Off
166MHz
66MHz
2.5x
On
Off
Off
Off
180MHz
60MHz
3x
On
On
Off
Off
200MHz
66MHz
3x
On
Off
Off
Off

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
75MHz
50MHz
1.5x
On
Off
On
Off
90MHz
60MHz
1.5x
On
Off
On
Off
100MHz
66MHz
1.5x
On
Off
On
Off
120MHz
60MHz
2x
Off
On
On
Off
133MHz
66MHz
2x
Off
On
On
Off
150MHz
60MHz
2.5x
Off
On
Off
On
166MHz
66MHz
2.5x
Off
On
Off
On
180MHz
60MHz
3x
On
Off
Off
On
200MHz
66MHz
3x
On
Off
Off
On

CPU VOLTAGE SELECTION
Voltage
V core
J16
J17
JB3P1
3v
2.8v
Closed
Closed
Open
3.3v
3.3v
Open
Open
1 & 2, 3 & 3, 5 & 6, 7 & 8

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TMB-I430VX-ATX Motherboard Settings and Configuration

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Processor	CX M1/AM K5/Pentium
Processor Speed	75/90/100/120/133/150/166/180/200MHz
Chip Set	Intel
Video Chip Set	S3
Maximum Onboard Memory	128MB (EDO supported)
Maximum Video Memory	2MB
Cache	256/512KB
BIOS	Award
Dimensions	280mm x 224mm
I/O Options	32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, PS/2 mouse interface, serial ports (2), VGA port, cache slot, IR connector, USB connector, ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power supply	ATX	Chassis fan power	JFAN
IDE interface LED	C1	Soft off power supply	JPATX1
Green PC connector	C2	IDE interface 1	JHDD1
Reset switch	C3	IDE interface 2	JHDD2
Speaker	C4	IR connector	JP17A
Power LED & keylock	C5	PS/2 mouse interface	JM1
Floppy drive interface	CN2A	PS/2 mouse port	MS1
Serial port 1	CN3A	VGA port	O4
Serial port 2	CN4A	32-bit PCI slots	PC1 – PC3
Parallel port	CN6A	Cache slot	SL1
Green PC LED	J4	USB connector	USB1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	J2	Unidentified
»	Factory configured - do not alter	J14	Unidentified
»	Factory configured - do not alter	J15	Unidentified
»	Factory configured - do not alter	J18	Unidentified
»	Factory configured - do not alter	J1V	Unidentified
»	Factory configured - do not alter	J2V	Unidentified
»	Factory configured - do not alter	JP8A	Unidentified
»	Factory configured - do not alter	JP9A	Unidentified
»	Factory configured - do not alter	JP14A	Unidentified
»	Factory configured - do not alter	JP15A	Unidentified
»	Factory configured - do not alter	JP16A	Unidentified
»	CMOS memory normal operation	JRTC1	Open
	CMOS memory clear	JRTC1	Closed

DIMM/DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
8MB	(2) 1M x 36	None	None	None
8MB	None	None	(1) 1M x 64	None
16MB	None	None	(1) 2M x 64	None
16MB	(2) 1M x 36	(2) 1M x 36	None	None
24MB	(2) 1M x 36	(2) 2M x 36	None	None
24MB	(2) 2M x 36	None	None	(1) 1M x 64
32MB	(2) 4M x 36	None	None	None
32MB	None	None	(1) 4M x 64	None
32MB	None	None	(1) 2M x 64	(1) 2M x 64
32MB	(2) 2M x 36	(2) 2M x 36	None	None
40MB	(2) 1M x 36	(2) 4M x 36	None	None
40MB	(2) 4M x 36	None	None	(1) 1M x 64

DIMM/DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
48MB	(2) 2M x 36	(2) 4M x 36	None	None
48MB	(2) 2M x 36	None	(1) 4M x 64	None
64MB	(2) 8M x 36	None	None	None
64MB	None	None	None	(1) 8M x 64
64MB	(2) 4M x 36	(2) 4M x 36	None	None
64MB	None	None	(1) 4M x 64	(1) 4M x 64
72MB	(2) 8M x 36	(2) 1M x 36	None	None
72MB	(2) 8M x 36	None	None	(1) 1M x 64
80MB	(2) 2M x 36	None	None	(1) 8M x 64
80MB	(2) 8M x 36	(2) 2M x 36	None	None
80MB	(2) 8M x 36	None	None	(1) 2M x 64
96MB	(2) 8M x 36	(2) 4M x 36	None	None
96MB	(2) 4M x 36	None	None	(1) 8M x 64
96MB	(2) 8M x 36	None	None	(1) 4M x 64
128MB	(2) 8M x 36	(2) 8M x 36	None	None
Note: Board accepts EDO memory. Banks 0 & 1, 2 & 3 are interchangeable.

DIMM VOLTAGE CONFIGURATION
Voltage	J11	J12	J13
3.3v	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed
5v	Pins 3 & 4 closed	Pins 3 & 4 closed	Pins 3 & 4 closed

CACHE CONFIGURATION
Size	Bank 0	SL1
256KB (A)	(2) 32K x 32	Not installed
256KB (B)	(2) 32K x 32	256KB module installed
512KB	(2) 64K x 32	Not installed
Note: The location of bank 0 is unidentified.

CACHE JUMPER CONFIGURATION
Size	J14K	J15K
256KB (A)	Pins 1 & 2 closed	Pins 2 & 3 closed
256KB (B)	Pins 2 & 3 closed	Pins 2 & 3 closed
512KB	Pins 2 & 3 closed	Pins 1 & 2 closed

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1
1MB	(2) 256K x 16	None
2MB	(2) 256K x 16	(2) 256K x 16

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
120MHz	50MHz	1.5x	Off	Off	On	Off
150MHz	60MHz	1.5x	On	On	Off	Off
166MHz	66MHz	1.5x	On	Off	Off	Off

CPU SPEED SELECTION (CYRIX, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
120MHz	50MHz	2x	Off	On	On	Off
150MHz	60MHz	2x	Off	On	On	Off
166MHz	66MHz	2x	Off	On	On	Off

CPU SPEED SELECTION (AMD)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
75MHz	50MHz	1.5x	Off	Off	On	Off
90MHz	60MHz	1.5x	On	On	Off	Off
100MHz	66MHz	1.5x	On	Off	Off	Off

CPU SPEED SELECTION (AMD, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
75MHz	50MHz	1.5x	On	Off	On	Off
90MHz	60MHz	1.5x	On	Off	On	Off
100MHz	66MHz	1.5x	On	Off	On	Off

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
75MHz	50MHz	1.5x	Off	Off	On	Off
90MHz	60MHz	1.5x	On	On	Off	Off
100MHz	66MHz	1.5x	On	Off	Off	Off
120MHz	60MHz	2x	On	On	Off	Off
133MHz	66MHz	2x	On	Off	Off	Off
150MHz	60MHz	2.5x	On	On	Off	Off
166MHz	66MHz	2.5x	On	Off	Off	Off
180MHz	60MHz	3x	On	On	Off	Off
200MHz	66MHz	3x	On	Off	Off	Off

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
75MHz	50MHz	1.5x	On	Off	On	Off
90MHz	60MHz	1.5x	On	Off	On	Off
100MHz	66MHz	1.5x	On	Off	On	Off
120MHz	60MHz	2x	Off	On	On	Off
133MHz	66MHz	2x	Off	On	On	Off
150MHz	60MHz	2.5x	Off	On	Off	On
166MHz	66MHz	2.5x	Off	On	Off	On
180MHz	60MHz	3x	On	Off	Off	On
200MHz	66MHz	3x	On	Off	Off	On

CPU VOLTAGE SELECTION
Voltage	V core	J16	J17	JB3P1
3v	2.8v	Closed	Closed	Open
3.3v	3.3v	Open	Open	1 & 2, 3 & 3, 5 & 6, 7 & 8