MPC Audio Adapter (250-1099) Pinouts Faxback Doc. # 2716
CD-IN CONNECTOR (J1) JOYSTICK/MIDI CONNECTOR
Pin Pin
1 Ground 1 +5V
2 CD-Left Channel 2 Joystick A-Button
3 Ground 3 Joystick A-X postion (input)
4 CD-Right Channel 4 Ground
5 Ground
CD-ROM DRIVE INTERFACE CONNECTOR (JP3) 6 Joystick A-Y postion (input)
7 Joystick a-Button 2 (input)
Pin 8 +5V
9 +5V
1 Response 10 Joystick B-Button 1 (input)
2 Ground 11 Joystick B-X position (input)
3 Command 12 MIDI TXD (output)
4 Ground 13 Joystick B-Y position (input)
5 Data 14 Joystick B-Button 2 (input)
6 (key) 15 MIDI RXD (input)
7 Data Clock
8 Reserved
9 Attention
10-16 Reserved
JP25 Power Connector-This connector is reserved for factory use.
AUDIO EXTENSION PIN ASSIGNMENT
Jumpers are installed on JP24 pins 6 and 7 and JP23 pins 1 and 2 to
connect the speaker amplifier outputs to the speaker jack.
AUDIO EXTENSION CONNECTOR (JP24) (JP23)
Pin Pin
1 Mic Jack (R) 1 Speaker Amp Output
2 Ground 2 Speaker Jack
3 Mic Jack (L), Preamp Input
4 Ground
5 Speaker Amp Output (R)
6 Speaker Amp Output (L)
7 Speaker Jack (L)
8 Speaker Jack (R)
(smc-11/18/93)