IC103 |
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HOLD | 1 | APC PD AMP |
| VCC |
| VCC | 24 | VCC |
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| 23 | LC/PD | |
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| + |
| APC LD AMP |
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| – |
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| 22 | LD ON | ||
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| VEE |
| + |
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| – |
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| + | + |
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| – |
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| – |
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| VEE |
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| 21 | HOLD SW |
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| 20 | AGC CONT | |
AGC VTH | 2 |
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| 50∝A |
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LD | 3 | – |
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| VCC |
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PD | 4 | + |
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| 19 | RF BOT |
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| VC |
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| + |
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| – |
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| + |
| + |
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| – |
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| – |
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| VC |
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A | 5 |
| + |
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| – |
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B | 6 |
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| VEE |
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| RF SUMMING AMP | RF EQ AMP | 18 | RFTC | |
C | 7 |
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| 17 | RF I | |||
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| + |
| + | ||||
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| VC | VC | 16 | RF O | ||
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| – | – | ||||
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D | 8 |
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| 15 | RFE |
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| VC |
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| FOCUS ERROR AMP |
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VEE | 9 | VEE |
| + |
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| 14 | FE |
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| – |
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| VC | VC |
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| + |
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F | 10 | – |
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| – |
| 13 | TE |
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| + |
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E | 11 | – |
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| TRACKING |
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| ERROR AMP |
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| + |
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| VC | VC |
| VC |
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| VC BUFFER | VEE |
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VC | 12 | + |
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– | VCC |
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| VC |
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– MAIN Board – |
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IC503 | CXA1291P |
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+VIN2 | OUT2 | VEE | OUT1 | +VIN1 | ||
8 | 7 | 6 |
| 3 | 2 | 1 |
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| AMP2 |
| AMP1 |
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| THERMAL SHUT |
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| DOWN AND |
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| AMP3 |
| CURRENT LIMITER |
| |
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9 | 10 | 11 |
| 14 | 15 | 16 |
+VIN3 | OUT3 | VEE | NC | NC | VCC | |
