80386-25 No cache Baby size (09-00065-xx)
This document is for the baby-sized (13.3" x 8.5") 80386-25 non-caching motherboard part number 09-00065-xx.
It's identifying features are: an LED between expansion slots #5 and #6; eight 16-bit
expansion slots; eight sockets for SIMMs (two banks of 4 each); a socket for an 80387
coprocessor; one 32-bit memory expansion slot (to be used with the M800 or M810 memory
expansion card); the Micronics ASIC chipset (four chips).
The bus speed for this motherboard is fixed at 8MHz.
+=============================+
+ +
+ MOTHERBOARD SWITCH SETTINGS +
+ +
+ * = Default setting +
+=============================+
1 Reserved *Off
2 80387 Coprocessor installed On
80387 Coprocessor not installed *Off
3 Reserved *On
4 Bios relocation enabled *On
Bios relocation disabled Off
5 Reserved *Off
6 Color video adapter *On
Monochrome video adapter Off
7 Reserved *Off
8 Reserved *Off
+=============================+
+ +
+ MOTHERBOARD JUMPER SETTINGS +
+ +
+=============================+
J5 Keylock / Power LED
Pin 1 - Power LED signal
Pin 2 - no connector
Pin 3 - Ground
Pin 4 - Keyboard lock signal
Pin 5 - Ground
J9 External 6-volt battery connector
Pin 1 - Battery Positive
Pin 2 - no connector
Pin 3 - Ground
Pin 4 - Ground
J701 External speaker
Pin 1 - Speaker
Pin 2 - no connector
Pin 3 - Ground
Pin 4 - +5 volts
W1 Reset switch
Pin 1 - Signal
Pin 2 - Ground
W4 Turbo LED
Pin 1 - Signal
Pin 2 - Ground
W5 Turbo switch
Pin 1 - Signal
Pin 2 - Ground
W98 Memory configuration
Pin 1-2 Four 256Kx9 SIMMs installed in bank 0
Pin 2-3 Four 1Mx9 SIMMs installed in bank 0
W100 Memory configuration
Pin 1-2 Four 256Kx9 SIMMs installed in bank 1
Pin 2-3 Four 1Mx9 SIMMs installed in bank 1
+==============+
+ +
+ MEMORY CARDS +
+ +
+==============+
M800 and M810 memory card:
==========================
Either of these memory cards may be used on this motherboard to allow 4MB or 8MB to be
added to the memory already installed on the motherboard. There are eight SIMM sockets
on the memory card (two banks of 4 sockets), that will accept only 1Mx9 SIMMs. There
are no switches or jumpers on the M800 or M810 to set.