|
|
MB532
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
|
|