54CMI REV. 1.0 Motherboard Settings and Configuration

ADVANCED INTEGRATION RESEARCH, INC.

54CMI REV. 1.0

Processor
Pentium Overdrive/Pentium
Processor Speed
75/90/100MHz
Chip Set
OPTI
Max. Onboard DRAM
128MB
Cache
256/512/1024KB
BIOS
AMI
Dimensions
330mm x 218mm
I/O Options
32-bit PCI bus slots (3), 32-bit VESA local bus slots (2), floppy drive interface (2),
IDE interface, parallel port, serial ports (2), green PC connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 1
CN1
Reset switch
J3
Serial port 2
CN2
External battery
J4
IDE interface
CN3
Turbo switch
J5
Parallel port
CN4
Turbo LED
J6
Floppy drive interface 2
CN5
IDE interface LED
J7
Floppy drive interface 1
CN6
Green PC feature connector
JP15
Power LED & keylock
J1
32-bit PCI bus slots
P1 - P3
Speaker
J2
32-bit VESA Local bus slots
SL1 & SL2

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Turbo mode enabled/flash BIOS programming disabled
J5
Closed

Turbo mode disabled/flash BIOS programming enabled
J5
Open
»
CMOS memory normal operation
JP14
Pins 2 & 3 closed

CMOS memory clear
JP14
Pins 1 & 2 closed
»
Parallel port IRQ select IRQ7
JP32
Pins 1 & 2 closed

Parallel port IRQ select IRQ5
JP32
Pins 2 & 3 closed
»
On board PCI IDE enabled
JP35
Open

On board PCI IDE disabled
JP35
Closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
2MB
(2) 256K x 36
NONE
4MB
(2) 256K x 36
(2) 256K x 36
4MB
(2) 512K x 36
NONE
6MB
(2) 256K x 36
(2) 512K x 36
8MB
(2) 512K x 36
(2) 512K x 36
8MB
(2) 1M x 36
NONE
10MB
(2) 256K x 36
(2) 1M x 36
12MB
(2) 512K x 36
(2) 1M x 36
16MB
(2) 1M x 36
(2) 1M x 36
16MB
(2) 2M x 36
NONE
18MB
(2) 256K x 36
(2) 2M x 36
20MB
(2) 512K x 36
(2) 2M x 36
24MB
(2) 1M x 36
(2) 2M x 36
32MB
(2) 2M x 36
(2) 2M x 36
32MB
(2) 4M x 36
NONE
34MB
(2) 256K x 36
(2) 4M x 36
36MB
(2) 512K x 36
(2) 4M x 36
40MB
(2) 1M x 36
(2) 4M x 36
48MB
(2) 2M x 36
(2) 4M x 36
64MB
(2) 4M x 36
(2) 4M x 36
64MB
(2) 8M x 36
NONE
66MB
(2) 256K x 36
(2) 8M x 36
68MB
(2) 512K x 36
(2) 8M x 36
72MB
(2) 1M x 36
(2) 8M x 36
80MB
(2) 2M x 36
(2) 8M x 36
96MB
(2) 4M x 36
(2) 8M x 36
128MB
(2) 8M x 36
(2) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
256KB
(8) 32K x 8
512KB
(8) 64K x 8
1MB
(8) 128K x 8

CACHE JUMPER CONFIGURATION
Size
JP4
JP5
256KB
Open
Open
512KB
Open
Closed
1MB
Closed
Closed

CPU SPEED CONFIGURATION
Speed
JO1
JO2
JO3
75MHz
Open
Open
Closed
90MHz
Open
Closed
Open
100MHz
Closed
Closed
Open

FOUR FLOPPY DRIVE CONFIGURATION
All drives enabled
ECP mode enabled
JP29
JP30
JP31
Yes
No
Open
Open
Open
No
Yes, use DMA 3
Closed
1 & 2
1 & 2
No
Yes, use DMA 1
Closed
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

GREEN PC CONFIGURATION
Description
JP15
Can be used to control video card VSYNC. Connect to pin 12 on VGA feature connector.
Pin 1
Can be used to control video card HSYNC. Connect to pin 11 on VGA feature connector.
Pin 2
Enables or disables video signals. Connect this to pin 18 on VGA feature connector.
Pin 3

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54CMI REV. 1.0 Motherboard Settings and Configuration

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Processor	Pentium Overdrive/Pentium
Processor Speed	75/90/100MHz
Chip Set	OPTI
Max. Onboard DRAM	128MB
Cache	256/512/1024KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	32-bit PCI bus slots (3), 32-bit VESA local bus slots (2), floppy drive interface (2), IDE interface, parallel port, serial ports (2), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Reset switch	J3
Serial port 2	CN2	External battery	J4
IDE interface	CN3	Turbo switch	J5
Parallel port	CN4	Turbo LED	J6
Floppy drive interface 2	CN5	IDE interface LED	J7
Floppy drive interface 1	CN6	Green PC feature connector	JP15
Power LED & keylock	J1	32-bit PCI bus slots	P1 - P3
Speaker	J2	32-bit VESA Local bus slots	SL1 & SL2

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Turbo mode enabled/flash BIOS programming disabled	J5	Closed
	Turbo mode disabled/flash BIOS programming enabled	J5	Open
»	CMOS memory normal operation	JP14	Pins 2 & 3 closed
	CMOS memory clear	JP14	Pins 1 & 2 closed
»	Parallel port IRQ select IRQ7	JP32	Pins 1 & 2 closed
	Parallel port IRQ select IRQ5	JP32	Pins 2 & 3 closed
»	On board PCI IDE enabled	JP35	Open
	On board PCI IDE disabled	JP35	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
2MB	(2) 256K x 36	NONE
4MB	(2) 256K x 36	(2) 256K x 36
4MB	(2) 512K x 36	NONE
6MB	(2) 256K x 36	(2) 512K x 36
8MB	(2) 512K x 36	(2) 512K x 36
8MB	(2) 1M x 36	NONE
10MB	(2) 256K x 36	(2) 1M x 36
12MB	(2) 512K x 36	(2) 1M x 36
16MB	(2) 1M x 36	(2) 1M x 36
16MB	(2) 2M x 36	NONE
18MB	(2) 256K x 36	(2) 2M x 36
20MB	(2) 512K x 36	(2) 2M x 36
24MB	(2) 1M x 36	(2) 2M x 36
32MB	(2) 2M x 36	(2) 2M x 36
32MB	(2) 4M x 36	NONE
34MB	(2) 256K x 36	(2) 4M x 36
36MB	(2) 512K x 36	(2) 4M x 36
40MB	(2) 1M x 36	(2) 4M x 36
48MB	(2) 2M x 36	(2) 4M x 36
64MB	(2) 4M x 36	(2) 4M x 36
64MB	(2) 8M x 36	NONE
66MB	(2) 256K x 36	(2) 8M x 36
68MB	(2) 512K x 36	(2) 8M x 36
72MB	(2) 1M x 36	(2) 8M x 36
80MB	(2) 2M x 36	(2) 8M x 36
96MB	(2) 4M x 36	(2) 8M x 36
128MB	(2) 8M x 36	(2) 8M x 36

CACHE CONFIGURATION
Size	Bank 0
256KB	(8) 32K x 8
512KB	(8) 64K x 8
1MB	(8) 128K x 8

CACHE JUMPER CONFIGURATION
Size	JP4	JP5
256KB	Open	Open
512KB	Open	Closed
1MB	Closed	Closed

CPU SPEED CONFIGURATION
Speed	JO1	JO2	JO3
75MHz	Open	Open	Closed
90MHz	Open	Closed	Open
100MHz	Closed	Closed	Open

FOUR FLOPPY DRIVE CONFIGURATION
All drives enabled	ECP mode enabled	JP29	JP30	JP31
Yes	No	Open	Open	Open
No	Yes, use DMA 3	Closed	1 & 2	1 & 2
No	Yes, use DMA 1	Closed	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

GREEN PC CONFIGURATION
Description	JP15
Can be used to control video card VSYNC. Connect to pin 12 on VGA feature connector.	Pin 1
Can be used to control video card HSYNC. Connect to pin 11 on VGA feature connector.	Pin 2
Enables or disables video signals. Connect this to pin 18 on VGA feature connector.	Pin 3