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# NEC TECHNOLOGIES, INC.
POWERMATE SX/8/16 (G8CFW)
Processor 80386SX (on external card)
Processor 8/16MHz
Speed
Chip Set Unidentified
Max. Onboard 14MB (on external cards)
DRAM
Cache None
BIOS Unidentified
Dimensions 254mm x 218mm
I/O Options External memory slot, cpu/npu slot, parallel
port, serial port
NPU Options 80387SX (on external card)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| Serial port | CN1 | CPU/NPU slot | SL1 |
|---------------+----------+----------------------+----------|
| Parallel port | CN2 | External memory slot | SL2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Test mode disabled | 15A1 | Out |
|---+---------------------------+---------------+------------|
| | Test mode enabled | 15A1 | In |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 17F1 | Open |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | ATCLK clock mode select | 17H2 | Pins 1 & 2 |
| | CLK2IN/2 | | closed |
|---+---------------------------+---------------+------------|
| | ATCLK clock mode select | 17H2 | Pins 2 & 3 |
| | CLK2IN | | closed |
|---+---------------------------+---------------+------------|
| » | Floppy drive transfer | 22E1 | Pins 1 & 2 |
| | rate select | | closed |
| | 128/150/250/300/500Kbps | | |
|---+---------------------------+---------------+------------|
| | Floppy drive transfer | 22E1 | Pins 2 & 3 |
| | rate select | | closed |
| | 125/250/500Kbps | | |
|---+---------------------------+---------------+------------|
| » | Monitor type select color | 13A/1 | On |
|---+---------------------------+---------------+------------|
| | Monitor type select | 13A/1 | Off |
| | monochrome | | |
|---+---------------------------+---------------+------------|
| » | Floppy drive channel | 13A/2 | Off |
| | select primary controller | | |
|---+---------------------------+---------------+------------|
| | Floppy drive channel | 13A/2 | On |
| | select secondary | | |
| | controller | | |
|---+---------------------------+---------------+------------|
| » | Floppy drive enabled | 13A/3 | On |
|---+---------------------------+---------------+------------|
| | Floppy drive disabled | 13A/3 | Off |
|---+---------------------------+---------------+------------|
| » | Serial port COM select | 13A/4 | On |
| | COM1 | | |
|---+---------------------------+---------------+------------|
| | Serial port COM select | 13A/4 | Off |
| | COM2 | | |
|---+---------------------------+---------------+------------|
| » | Serial port enabled | 13A/5 | On |
|---+---------------------------+---------------+------------|
| | Serial port disabled | 13A/5 | Off |
|---+---------------------------+---------------+------------|
| » | Parallel port enabled | 13A/6 | On |
|---+---------------------------+---------------+------------|
| | Parallel port disabled | 13A/6 | Off |
|---+---------------------------+---------------+------------|
| » | NPU enabled | 13A/7 | On |
|---+---------------------------+---------------+------------|
| | NPU disabled | 13A/7 | Off |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 13A/8 | N/A |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Memory area select 0KB - | 13A/9 | Off |
| | 640KB | | |
|---+---------------------------+---------------+------------|
| | Memory area select 0KB - | 13A/9 | On |
| | 512KB | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 13A/10 | N/A |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 13C/1 | On |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 13C/2 | Off |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | 13C/3 | Off |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Video BIOS shadow RAM | 13C/4 | Off |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Video BIOS shadow RAM | 13C/4 | On |
| | disabled | | |
|---+---------------------------+---------------+------------|
| » | Test mode disabled | 13C/5 | On |
|---+---------------------------+---------------+------------|
| | Test mode enabled | 13C/5 | Off |
|---+---------------------------+---------------+------------|
| » | System BIOS shadow RAM | 13C/6 | On |
| | disabled | | |
|---+---------------------------+---------------+------------|
| | System BIOS shadow RAM | 13C/6 | Off |
| | enabled | | |
+------------------------------------------------------------+
IMG IMG 2
IMG IMG 3
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Note: Chip sizes are unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H450/450E MEMORY CARD) |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
|---------+----------+----------+---------+---------+--------|
| 1MB | Off | Off | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 2MB | Off | Off | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 3MB | Off | On | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 4MB | Off | On | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 5MB | Off | On | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 6MB | Off | On | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 7MB | On | Off | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 8MB | On | Off | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 9MB | On | Off | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 10MB | On | Off | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 11MB | On | On | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 12MB | On | On | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 13MB | On | On | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 14MB | On | On | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H450/450E MEMORY CARD |
| CON’T) |
|------------------------------------------------------------|
| Size | SW1/6 | SW1/7 | SW1/8 | SW1/9 | SW1/10 |
|---------+---------+---------+---------+---------+----------|
| 1MB | Off | Off | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 2MB | Off | Off | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 3MB | Off | On | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 4MB | Off | On | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 5MB | Off | On | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 6MB | Off | On | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 7MB | On | Off | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 8MB | On | Off | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 9MB | On | Off | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 10MB | On | Off | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 11MB | On | On | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 12MB | On | On | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 13MB | On | On | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 14MB | On | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H450/450E MEMORY CARD) |
|------------------------------------------------------------|
| Size | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 |
|---------+----------+----------+---------+---------+--------|
| 1MB | Off | Off | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 2MB | Off | On | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 3MB | Off | On | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 4MB | Off | On | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 5MB | Off | On | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 6MB | On | Off | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 7MB | On | Off | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 8MB | On | Off | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 9MB | On | Off | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 10MB | On | On | Off | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 11MB | On | On | Off | On | Off |
|---------+----------+----------+---------+---------+--------|
| 12MB | On | On | On | Off | Off |
|---------+----------+----------+---------+---------+--------|
| 13MB | On | On | On | On | Off |
|---------+----------+----------+---------+---------+--------|
| 14MB | On | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H450/450E MEMORY CARD |
| CON’T) |
|------------------------------------------------------------|
| Size | SW2/6 | SW2/7 | SW2/8 | SW2/9 | SW2/10 |
|---------+---------+---------+---------+---------+----------|
| 1MB | Off | Off | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 2MB | Off | On | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 3MB | Off | On | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 4MB | Off | On | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 5MB | Off | On | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 6MB | On | Off | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 7MB | On | Off | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 8MB | On | Off | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 9MB | On | Off | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 10MB | On | On | Off | Off | On |
|---------+---------+---------+---------+---------+----------|
| 11MB | On | On | Off | On | On |
|---------+---------+---------+---------+---------+----------|
| 12MB | On | On | On | Off | On |
|---------+---------+---------+---------+---------+----------|
| 13MB | On | On | On | On | On |
|---------+---------+---------+---------+---------+----------|
| 14MB | On | On | On | On | On |
+------------------------------------------------------------+
IMG IMG 4
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Note: Chip sizes are unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2MB KIT INSTALLED) |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-----------+------------+------------+-----------+----------|
| 1MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 2MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 3MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 4MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 5MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 6MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 7MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 8MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 9MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 10MB | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2MB KIT INSTALLED |
| CON’T) |
|------------------------------------------------------------|
| Size | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | Off | Off | On | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | Off | On | Off | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | Off | On | On | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | Off | Off | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 9MB | On | Off | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 10MB | On | On | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2MB KIT INSTALLED |
| CON’T) |
|------------------------------------------------------------|
| Size | SW3/1 | SW3/2 | SW3/3 | SW3/4 | SW3/5 | SW3/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 9MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 10MB | On | On | Off | On | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2 - 2MB KITS |
| INSTALLED) |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-----------+------------+-----------+-----------+-----------|
| 1MB | On | Off | Off | On |
|-----------+------------+-----------+-----------+-----------|
| 2MB | On | On | Off | On |
|-----------+------------+-----------+-----------+-----------|
| 3MB | On | Off | On | Off |
|-----------+------------+-----------+-----------+-----------|
| 4MB | On | On | On | Off |
|-----------+------------+-----------+-----------+-----------|
| 5MB | On | Off | On | On |
|-----------+------------+-----------+-----------+-----------|
| 6MB | On | On | On | On |
|-----------+------------+-----------+-----------+-----------|
| 7MB | On | On | Off | Off |
|-----------+------------+-----------+-----------+-----------|
| 8MB | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2 - 2MB KITS |
| INSTALLED CON’T) |
|------------------------------------------------------------|
| Size | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | On | On | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E 2 - 2MB KITS |
| INSTALLED CON’T) |
|------------------------------------------------------------|
| Size | SW3/1 | SW3/2 | SW3/3 | SW3/4 | SW3/5 | SW3/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | Off | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | Off | On | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E NO KITS INSTALLED) |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-----------+------------+------------+-----------+----------|
| 1MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 2MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 3MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 4MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 5MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 6MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 7MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 8MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 9MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 10MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 11MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 12MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 13MB | On | On | On | On |
|-----------+------------+------------+-----------+----------|
| 14MB | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E NO KITS INSTALLED |
| CON’T) |
|------------------------------------------------------------|
| Size | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | On | On | On | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | On | On | On | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | On | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | On | On | On | On | Off | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | On | On | On | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | On | On | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 9MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 10MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 11MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 12MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 13MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 14MB | On | On | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (APC-H250E NO KITS INSTALLED |
| CON’T) |
|------------------------------------------------------------|
| Size | SW3/1 | SW3/2 | SW3/3 | SW3/4 | SW3/5 | SW3/6 |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | Off | On | Off | Off | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 3MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | Off | On | On | Off | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 5MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 6MB | On | Off | Off | Off | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 7MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 8MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 9MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 10MB | On | On | Off | On | Off | On |
|-------+--------+--------+--------+--------+--------+-------|
| 11MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 12MB | On | On | On | On | On | Off |
|-------+--------+--------+--------+--------+--------+-------|
| 13MB | On | On | On | On | On | On |
|-------+--------+--------+--------+--------+--------+-------|
| 14MB | On | On | On | On | On | On |
+------------------------------------------------------------+