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# TANDY/RADIO SHACK
1000 SL/2
Processor 8086
Processor 4/8MHz
Speed
Chip Set Tandy
Max. Onboard 640KB
DRAM
Cache None
BIOS Phoenix
Dimensions 330mm x 218mm
I/O Options Proprietary printer interface, serial ports (2),
monitor port
NPU Options 8087
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------+----------+-----------------------+----------|
| Serial port | CN1 | Keyboard/Joystick | CN4 |
| | | satellite board | |
|--------------+----------+-----------------------+----------|
| Proprietary | CN2 | Audio control | CN5 |
| printer | | satellite board | |
| interface | | | |
|--------------+----------+-----------------------+----------|
| Monitor | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-------------------------------------+----------+-----------|
| » | Factory configured - do not | JP1 | N/A |
| | alter | | |
|----+--------------------------------+----------+-----------|
| » | Microphone audio jumper | E2 & E3 | Closed |
|----+--------------------------------+----------+-----------|
| | Line audio device | E1 & E2 | Closed |
|------------------------------------------------------------|
| Note:Mic/line jumper located on audio control satellite |
| board. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 2 |
|------------------+--------------------+--------------------|
| 512KB | (9) 4864 | NONE |
|------------------+--------------------+--------------------|
| 640KB | (9) 4864 | (9) 4816 |
+------------------------------------------------------------+