Pin assignment of internal ports
Audio port front
1
2
Pin | Signal | Pin | Signal |
1 | Micro input | 2 | Analogue GND |
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3 | Micro bias | 4 | Analogue VCC |
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5 | Right line output | 6 | Right line return |
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7 | not connected | 8 | Key |
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9 | Left line output | 10 | Left line return |
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If the audio front panel is not used, you must plug jumpers on pin pairs 5/6 and 9/10.
USB - dual channel
(internal or external via special wire)
1 
2
Pin | Signal | Pin | Signal |
1 | Key | 2 | Chipcard reader on |
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3 | VCC C | 4 | VCC D |
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5 | Data negative C | 6 | Data negative D |
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7 | Data positive C | 8 | Data positive D |
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9 | GND | 10 | GND |
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11 | Key | 12 | not connected |
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Fan 1 (CPU)
(processor fan - only for 3 pin fans)
1
Pin
1
2
3
Signal
GND
Controlled FAN voltage (0V, +6V, ... +12V, max. 1A)
or fix Fan voltage (+12 V, max. 1 A)
Fan sense
English - 13 |