|
|
4200
NBI
4200
|
Processor
|
80286
|
|
Processor Speed
|
6/10MHz
|
|
Chip Set
|
Unidentified
|
|
Video Chip Set
|
None
|
|
Maximum Onboard Memory
|
1MB
|
|
Maximum Video Memory
|
None
|
|
Cache
|
None
|
|
BIOS
|
Award
|
|
Dimensions
|
355mm x 304mm
|
|
I/O Options
|
None
|
|
NPU Options
|
80287
|
|
CONNECTIONS
|
|
Purpose
|
Location
|
Purpose
|
Location
|
|
Speaker
|
J1
|
External battery
|
J4
|
|
Power LED & keylock
|
J2
|
|
|
|
USER CONFIGURABLE SETTINGS
|
|
Function
|
Label
|
Position
|
|
»
|
Factory configured - do not alter
|
JP1
|
Unidentified
|
|
»
|
Factory configured - do not alter
|
JP14
|
Unidentified
|
|
»
|
Factory configured - do not alter
|
U107/3
|
Unidentified
|
|
|
Monitor type select color
|
U107/4
|
On
|
|
|
Monitor type select monochrome
|
U107/4
|
Off
|
|
DRAM CONFIGURATION
|
|
Size
|
Bank 0
|
Bank 1
|
Bank 2
|
Bank 3
|
|
256KB
|
(9) 41256
|
None
|
None
|
None
|
|
512KB
|
(9) 41256
|
(9) 41256
|
None
|
None
|
|
640KB
|
(9) 41256
|
(9) 41256
|
(9) 4164
|
(9) 4164
|
|
768KB
|
(9) 41256
|
(9) 41256
|
(9) 41256
|
None
|
|
1MB
|
(9) 41256
|
(9) 41256
|
(9) 41256
|
(9) 41256
|
|
Note: The location of the banks are unidentified.
|
|
DRAM JUMPER CONFIGURATION
|
|
Size
|
JP7
|
JP8
|
|
256KB
|
Pins 2 & 3 closed
|
Pins 1 & 2, 7 & 8 closed
|
|
512KB
|
Pins 1 & 2 closed
|
Pins 1 & 2, 7 & 8 closed
|
|
640KB
|
Pins 1 & 2 closed
|
Pins 3 & 4, 9 & 10 closed
|
|
768KB
|
Pins 2 & 3 closed
|
Pins 5 & 6, 11 & 12 closed
|
|
1MB
|
Pins 1 & 2 closed
|
Pins 5 & 6, 11 & 12 closed
|
|
CPU SPEED SELECTION
|
|
Speed
|
JP11
|
|
6MHz
|
Pins 2 & 3 closed
|
|
10MHz
|
Pins 1 & 2 closed
|
|
BIOS SELECTION
|
|
Setting
|
U107/1
|
U107/2
|
U107/5
|
U107/6
|
U107/7
|
U107/8
|
|
27128
|
Off
|
On
|
On
|
On
|
Off
|
Off
|
|
27256
|
On
|
Off
|
Off
|
Off
|
On
|
On
|
|