BABY 80386 TAM/20-II Motherboard Settings and Configuration

AUVA COMPUTER, INC.

BABY 80386 TAM/20-II

Processor
80386SX
Processor Speed
20MHz
Chip Set
Unidentified
Max. Onboard DRAM
16MB (on external memory cards)
Cache
None
BIOS
Award/Phoenix
Dimensions
330mm x 218mm
I/O Options
32-bit external memory cards (2)
NPU Options
80387SX

CONNECTIONS
Purpose
Location
Purpose
Location
Reset switch
J1
External battery
J6
Speaker
J2
Turbo switch
J16
Turbo LED
J3
32-bit external memory cards
SL1 & SL2
Power LED & keylock
J4

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Battery type select internal
J5
pins 2 & 3 closed

Battery type select external
J5
pins 1 & 2 closed
»
CMOS memory normal operation
J12
pins 1 & 2 closed

CMOS memory clear
J12
pins 2 & 3 closed
»
Oscillator speed select 40MHz
J13
pins 1 & 2 closed

Oscillator speed select 32MHz
J13
pins 2 & 3 closed
»
I/O clock speed select 40MHz
J14
pins 2 & 3 closed

I/O clock speed select 32MHz
J14
pins 1 & 2 closed
»
Pipeline mode enabled
J15
Closed

Pipeline mode disabled
J15
Open
»
Turbo enabled
J16
Closed

Turbo disabled
J16
Open
»
Monitor type select color
J17
Closed

Monitor type select monochrome
J17
Open

DRAM CONFIGURATION
Size
Bank 0 (A)
Bank 1 (A)
Bank 0 (B)
Bank 1 (B)
1MB
(36) 41256
NONE
NONE
NONE
2MB
(36) 41256
(36) 41256
NONE
NONE
4MB
(36) 411000
NONE
NONE
NONE
8MB
(36) 411000
(36) 411000
NONE
NONE
10MB
(36) 411000
(36) 411000
(36) 41256
(36) 41256
16MB
(36) 411000
(36) 411000
(36) 411000
(36) 411000
Note: If 10MB or 16MB is desired, two memory cards must be installed on mainboard. Banks 0 (A) & 1 (A) are located on the first memory card. Banks 0 (B) & 1 (B) are located on the second memory card. Above card shows banks for reference only.

MEMORY CARD JUMPER CONFIGURATION
Cards installed
JP1
JP2
JP3
JP4
1
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
2
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed

NPU CONFIGURATION
Type
J6A
J6B
J9
J10
J11
Installed
Closed
Closed
2 & 3
2 & 3
2 & 3
Not installed
Open
Open
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

NPU MODE CONFIGURATION
Speed
J7
J35
Asynchronous
Closed
Closed
Synchronous
Open
Open

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BABY 80386 TAM/20-II Motherboard Settings and Configuration

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Processor	80386SX
Processor Speed	20MHz
Chip Set	Unidentified
Max. Onboard DRAM	16MB (on external memory cards)
Cache	None
BIOS	Award/Phoenix
Dimensions	330mm x 218mm
I/O Options	32-bit external memory cards (2)
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Reset switch	J1	External battery	J6
Speaker	J2	Turbo switch	J16
Turbo LED	J3	32-bit external memory cards	SL1 & SL2
Power LED & keylock	J4

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Battery type select internal	J5	pins 2 & 3 closed
	Battery type select external	J5	pins 1 & 2 closed
»	CMOS memory normal operation	J12	pins 1 & 2 closed
	CMOS memory clear	J12	pins 2 & 3 closed
»	Oscillator speed select 40MHz	J13	pins 1 & 2 closed
	Oscillator speed select 32MHz	J13	pins 2 & 3 closed
»	I/O clock speed select 40MHz	J14	pins 2 & 3 closed
	I/O clock speed select 32MHz	J14	pins 1 & 2 closed
»	Pipeline mode enabled	J15	Closed
	Pipeline mode disabled	J15	Open
»	Turbo enabled	J16	Closed
	Turbo disabled	J16	Open
»	Monitor type select color	J17	Closed
	Monitor type select monochrome	J17	Open

DRAM CONFIGURATION
Size	Bank 0 (A)	Bank 1 (A)	Bank 0 (B)	Bank 1 (B)
1MB	(36) 41256	NONE	NONE	NONE
2MB	(36) 41256	(36) 41256	NONE	NONE
4MB	(36) 411000	NONE	NONE	NONE
8MB	(36) 411000	(36) 411000	NONE	NONE
10MB	(36) 411000	(36) 411000	(36) 41256	(36) 41256
16MB	(36) 411000	(36) 411000	(36) 411000	(36) 411000
Note: If 10MB or 16MB is desired, two memory cards must be installed on mainboard. Banks 0 (A) & 1 (A) are located on the first memory card. Banks 0 (B) & 1 (B) are located on the second memory card. Above card shows banks for reference only.

MEMORY CARD JUMPER CONFIGURATION
Cards installed	JP1	JP2	JP3	JP4
1	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed
2	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed

NPU CONFIGURATION
Type	J6A	J6B	J9	J10	J11
Installed	Closed	Closed	2 & 3	2 & 3	2 & 3
Not installed	Open	Open	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

NPU MODE CONFIGURATION
Speed	J7	J35
Asynchronous	Closed	Closed
Synchronous	Open	Open