TANDY/RADIO SHACK
AUDIO ADAPTER
Card Type |
Sound card |
Chipset Controller |
Creative Labs |
I/O Options |
Audio extension connector, CD-ROM audio, CD-ROM drive interface, game/MIDI port, line in, microphone in, speaker out, volume |
Maximum DRAM |
N/A |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Game/MIDI port |
CN1 |
Speaker out |
J4 |
CD audio in |
J1 |
CD-ROM drive interface |
JP3 |
Line in |
J2 |
*8-pin audio extension connector |
JP24 |
Mic in |
J3 |
Volume |
VR1 |
*Note: Look at pin out table below. |
JP24 CONNECTIONS | |
Purpose |
Location |
Mic jack right |
Pin 1 |
Ground |
Pin 2 |
Mic jack, preamp in |
Pin 3 |
Ground |
Pin 4 |
Speaker amp out |
Pin 5 |
Speaker jack right |
Pin 8 |
Note: See Amplifier configuration table for pins 6 & 7. |
AMPLIFIER CONFIGURATION | |||
Setting |
JP23 |
JP24 pins 6 & 7 | |
» |
Disabled |
Open |
Open |
Enabled |
Closed |
Closed |
DMA CHANNELSELECTION | |||||||
Channel |
JP17 |
JP18 |
JP19 |
JP20 |
JP21 |
JP22 | |
» |
1 |
Open |
Closed |
Open |
Open |
Closed |
Open |
0 |
Closed |
Open |
Open |
Closed |
Open |
Open | |
3 |
Open |
Open |
Closed |
Open |
Open |
Closed |
DMA SHARING CONFIGURATION | ||
Setting |
JP9 | |
» |
Disabled |
Pins 1 & 2 closed |
Enabled |
Pins 2 & 3 closed |
CD-ROM INTERRUPT SELECTION | |||||
IRQ |
JP4 |
JP5 |
JP6 |
JP7 | |
» |
11 |
Open |
Closed |
Open |
Open |
3 |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Closed |
Open | |
15 |
Open |
Open |
Open |
Closed |
AUDIO ADAPTER INTERRUPT SELECTION | |||||
IRQ |
JP13 |
JP14 |
JP15 |
JP16 | |
» |
7 |
Open |
Open |
Closed |
Open |
2/9 |
Closed |
Open |
Open |
Open | |
5 |
Open |
Closed |
Open |
Open | |
10 |
Open |
Open |
Open |
Closed |
AUDIO PORT ADDRESS SELECTION | |||
Address |
JP10 |
JP11 | |
» |
220h |
Closed |
Open |
240h |
Open |
Closed |
CD-ROM PORT ADDRESS SELECTION | |||
Address |
JP26 |
JP27 | |
» |
340h |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
300h |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
310h |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
330h |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
GAME PORT CONFIGURATION | ||
Setting |
JP8 | |
» |
Enabled |
Closed |
Disabled |
Open |
FACTORY CONFIGURED - DO NOT ALTER | |
Jumper |
Position |
JP12 |
N/A |
JP25 |
N/A |