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Pinouts, Signals, and Functions
NXC-VOL4 Pinouts, Signals, and Functions
Pin | Signal | Balanced Function | Unbalanced Function | |||
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Channel | 1 |
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1 | GND | Audio GND | Audio GND |
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2 | Input 1+ | Audio IN | Audio IN |
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3 | Input 1- | Audio IN | Audio GND |
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4 | Output 1+ | Audio OUT | Audio OUT | |||
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5 | Output 1- | Audio OUT | no connection | |||
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Channel | 2 |
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6 | GND | Audio GND | Audio GND |
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7 | Input 2+ | Audio IN | Audio IN |
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8 | Input 2- | Audio IN | Audio GND |
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9 | Output 2+ | Audio OUT | Audio OUT | |||
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10 | Output 2- | Audio OUT | no connection | |||
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Channel | 3 |
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11 | GND | Audio GND | Audio GND |
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12 | Input 3+ | Audio IN | Audio IN |
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13 | Input 3- | Audio IN | Audio GND |
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14 | Output 3+ | Audio OUT | Audio OUT | |||
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15 | Output 3- | Audio OUT | no connection | |||
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Channel | 4 |
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16 | GND | Audio GND | Audio GND |
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17 | Input 4+ | Audio IN | Audio IN |
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18 | Input 4- | Audio IN | Audio GND |
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19 | Output 4+ | Audio OUT | Audio OUT | |||
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20 | Output 4- | Audio OUT | no connection | |||
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NXC-VOL4 Connections/Wiring
The
Each
Each audio channel's input to output gain ratio is adjustable via the
Audio Channel Gain Ratio Jumper Settings
| Unity | jumper not installed |
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| Gain | |
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| Attenuate | +4 dB Input |
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36 | NetLinx Cardframe, Control Cards, and NetModules - Operation Reference Guide |