Service information
MIC REMOTE (15pin
81
159
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SW ON ：Lo | Pin |
SW OFF Hi | 1 |
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| 15 |
CCU mainframe | +5V | |||||||
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Pin | Signal |
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1 | +5V OUT (200mA max) |
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2 | TALLY GND |
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| 100kΩ | |
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3 | G TALLY OUT |
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4 | R TALLY OUT |
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5 | MIC1 GAIN CTL2 |
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6 | MIC1 GAIN CTL1 |
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7 | MIC1 GAIN CTL0 |
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8 | MIC SEL1 |
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9 | GND |
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10 |
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11 | NC |
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12 | MIC2 GAIN CTL2 |
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13 | MIC2 GAIN CTL1 |
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14 | MIC2 GAIN CTL0 |
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15 | MIC SEL2 |
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MIC SEL Hi : Internal Control （Menu）
Lo : External Control （MIC REMOTE connector）
CTL0 | CTL1 | CTL2 | MIC AMP |
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| GAIN |
Hi | Hi | Hi | 70dB |
Lo | Hi | Hi | 60dB |
Hi | Lo | Hi | 50dB |
Lo | Lo | Hi | 40dB |
Hi | Hi | Lo | 30dB |
Lo | Hi | Lo | 20dB |
Hi | Lo | Lo | 10dB |
Lo | Lo | Lo |
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