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# SANYO BUSINESS SYSTEMS CORPORATION
MBC-990/MBC-995
Processor 80286
Processor Speed 8MHz
Chip Set None
Max. Onboard DRAM 512KB
Cache None
BIOS Sanyo
Dimensions 355mm x 304mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------+----------+--------------------+-------------|
| Turbo LED | CN18 | External battery | CN24 & CN25 |
|--------------+----------+--------------------+-------------|
| Power LED | CN19 | Turbo switch | SW1 |
|--------------+----------+--------------------+-------------|
| Speaker | CN20 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-----------------------------------+--------+---------------|
| ยป | BIOS type select 27128 | J1 | 1 & 4 closed |
|---+-------------------------------+--------+---------------|
| | BIOS type select 27256 | J1 | pins 2 & 5, 3 |
| | | | & 6 closed |
|---+-------------------------------+--------+---------------|
| | Display board installed | J2 | pins 1 & 2 |
| | select RGB (SAT-110) | | closed |
|---+-------------------------------+--------+---------------|
| | Display board installed | J2 | pins 2 & 3 |
| | select Monochrome (SAT-140) | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 512KB | (18) 41256 |
+------------------------------------------------------------+