MB532 Motherboard Settings and Configuration

ATC/UNITRON COMPUTERS & COMPUTER PARTS

MB532

Processor
Pentium
Processor Speed
75/90/100/120/133MHz
Chip Set
Intel
Max. Onboard DRAM
128MB
Cache
256/512KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), cache slot
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 1
CN1
VRM module connector
JP20
Serial port 2
CN2
Speaker
JP21
Parallel port
CN3
Power LED & keylock
JP22
Floppy drive interface
CN4
Reset switch
JP23
IDE interface 2
CN5
Green PC connector
JP24
IDE interface 1
CN6
32-bit PCI slots
PC1 - PC4
IDE interface LED
JP7
Cache slot
SL1

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
CMOS memory normal operation
JP2
Open

CMOS memory clear
JP2
Closed
»
BIOS type select EPROM/5v flash
JP3
Open

BIOS type select 12v flash
JP3
Closed
»
Factory configured - do not alter
JP6
N/A

AT bus clock select CPU speed/8
JP12
pins 2 & 3 closed

AT bus clock select CPU speed/6
JP12
pins 1 & 2 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
8MB
(2) 1M x 36
NONE
8MB
NONE
(2) 1M x 36
16MB
(2) 2M x 36
NONE
16MB
NONE
(2) 2M x 36
16MB
(2) 1M x 36
(2) 1M x 36
24MB
(2) 1M x 36
(2) 2M x 36
24MB
(2) 2M x 36
(2) 1M x 36
32MB
(2) 4M x 36
NONE
32MB
NONE
(2) 4M x 36
32MB
(2) 2M x 36
(2) 2M x 36
40MB
(2) 1M x 36
(2) 4M x 36
40MB
(2) 4M x 36
(2) 1M x 36
48MB
(2) 2M x 36
(2) 4M x 36
48MB
(2) 4M x 36
(2) 2M x 36
64MB
(2) 8M x 36
NONE
64MB
NONE
(2) 8M x 36
64MB
(2) 4M x 36
(2) 4M x 36
72MB
(2) 1M x 36
(2) 8M x 36
72MB
(2) 8M x 36
(2) 1M x 36
80MB
(2) 2M x 36
(2) 8M x 36
80MB
(2) 8M x 36
(2) 2M x 36
96MB
(2) 4M x 36
(2) 8M x 36
96MB
(2) 8M x 36
(2) 4M x 36
128MB
(2) 8M x 36
(2) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
TAG
SL1
256KB (A)
(8) 32K x 8
(1) 8K x 8
Not installed
256KB (B)
NONE
(1) 8K x 8
Installed
512KB (A)
(8) 64K x 8
(1) 16K x 8
Not installed
512KB (B)
NONE
(1) 16K x 8
Installed
Note: The location of Bank 0 and TAG is not exact. It is shown for approximate location purposes only.

CPU CLOCK SPEED CONFIGURATION
Speed
JP8
JP9
50MHz
Closed
Closed
60MHz
Open
Closed
66MHz
Closed
Open

CPU INTERNAL CLOCK SPEED CONFIGURATION
Speed
JP16
JP17
1.5x
Open
Open
2x
Closed
Open
2.5x
Closed
Closed
3x
Open
Closed

CPU VOLTAGE CONFIGURATION
Voltage
JP11
3.3v
pins 2 & 3 closed
3.5v
pins 1 & 2 closed

DMA CONFIGURATION
DMA
JP4
JP5
DMA 1
pins 1 & 2 closed
pins 1 & 2 closed
DMA 3
pins 2 & 3 closed
pins 2 & 3 closed

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MB532 Motherboard Settings and Configuration

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Processor	Pentium
Processor Speed	75/90/100/120/133MHz
Chip Set	Intel
Max. Onboard DRAM	128MB
Cache	256/512KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), cache slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	VRM module connector	JP20
Serial port 2	CN2	Speaker	JP21
Parallel port	CN3	Power LED & keylock	JP22
Floppy drive interface	CN4	Reset switch	JP23
IDE interface 2	CN5	Green PC connector	JP24
IDE interface 1	CN6	32-bit PCI slots	PC1 - PC4
IDE interface LED	JP7	Cache slot	SL1

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation	JP2	Open
	CMOS memory clear	JP2	Closed
»	BIOS type select EPROM/5v flash	JP3	Open
	BIOS type select 12v flash	JP3	Closed
»	Factory configured - do not alter	JP6	N/A
	AT bus clock select CPU speed/8	JP12	pins 2 & 3 closed
	AT bus clock select CPU speed/6	JP12	pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	NONE
8MB	NONE	(2) 1M x 36
16MB	(2) 2M x 36	NONE
16MB	NONE	(2) 2M x 36
16MB	(2) 1M x 36	(2) 1M x 36
24MB	(2) 1M x 36	(2) 2M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 4M x 36	NONE
32MB	NONE	(2) 4M x 36
32MB	(2) 2M x 36	(2) 2M x 36
40MB	(2) 1M x 36	(2) 4M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 2M x 36	(2) 4M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 8M x 36	NONE
64MB	NONE	(2) 8M x 36
64MB	(2) 4M x 36	(2) 4M x 36
72MB	(2) 1M x 36	(2) 8M x 36
72MB	(2) 8M x 36	(2) 1M x 36
80MB	(2) 2M x 36	(2) 8M x 36
80MB	(2) 8M x 36	(2) 2M x 36
96MB	(2) 4M x 36	(2) 8M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG	SL1
256KB (A)	(8) 32K x 8	(1) 8K x 8	Not installed
256KB (B)	NONE	(1) 8K x 8	Installed
512KB (A)	(8) 64K x 8	(1) 16K x 8	Not installed
512KB (B)	NONE	(1) 16K x 8	Installed
Note: The location of Bank 0 and TAG is not exact. It is shown for approximate location purposes only.

CPU CLOCK SPEED CONFIGURATION
Speed	JP8	JP9
50MHz	Closed	Closed
60MHz	Open	Closed
66MHz	Closed	Open

CPU INTERNAL CLOCK SPEED CONFIGURATION
Speed	JP16	JP17
1.5x	Open	Open
2x	Closed	Open
2.5x	Closed	Closed
3x	Open	Closed

CPU VOLTAGE CONFIGURATION
Voltage	JP11
3.3v	pins 2 & 3 closed
3.5v	pins 1 & 2 closed

DMA CONFIGURATION
DMA	JP4	JP5
DMA 1	pins 1 & 2 closed	pins 1 & 2 closed
DMA 3	pins 2 & 3 closed	pins 2 & 3 closed