Pioneer DR-704S Operating Instructions Manual page 10

CONNECTION
Digital Audio Output
Audio Cable
IDE Interface cable
÷ Switch off the power supply of the personal computer.
÷ Connect the power supply cable from the personal computer. At the time of
connection, please pay attention to the cable polarity.
÷ Connect the IDE interface cable. At this time, confirm that the pin 1 of the IDE
connector is connected correctly to pin 1 of the cable.
÷ When a sound board is used, connect the audio output with an audio cable to the
sound board.
WARNING
The power supply of the personal computer always must be switched
off before cables are connected.
10
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Pin 1
Power cable
Fig. 4