MDX-C6400R/C6500R/C6500RX
BLOCK DIAGRAM – TUNER Section – |
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| BU B+ |
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| TUNER +8.7V |
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| TUNER +5.6V |
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| FM/AM TUNER UNIT |
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| J1 | TU1 |
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| 11 | 5 | 16 |
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(FM/AM ANTENNA) | (E2PROM)SDA | (E2PROM)SCL |
| (5V)E2PVDD | (8.5V)VCC | (5V)VDD |
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| (12CBUS)SDA (12CBUS)SCL |
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| MPX |
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| E | (Page 19) | ||||||||||||
| 2 |
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| MPX | 10 |
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| 1 |
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| MUTING |
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| Q111 |
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| 8 |
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| AM | F | (Page 19) | |
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| 17 18 | 4 | 14 | 9 |
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| 12 13 | 19 |
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| MUTING |
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| Q121 |
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| MUTING |
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| CONTROL SWITCH |
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| D131 | Q131 |
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| G | (Page 19) | |
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| CLOCK |
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| DATA |
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| DATA, CLOCK | I | (Page 19) | |
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| DATA | CLOCK |
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| RDS DECODER |
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| 5 |
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| IC51 |
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| SIGNAL |
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| QUALITY |
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| DECODER | 4 |
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| 57 kHz | SC |
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| RDS/RDBS |
| IIC BUS | SDA |
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| OUT |
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| CIN | CLOCKED |
| INTERFACE | 9 |
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| 16 |
| 19 |
| SCL |
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| 18 | COMPARATOR | DEMODULATOR | REGISTER | SLAVE | 10 |
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| MPX | FILTER |
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| & DECODER | TRANSCEIVER |
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| MPTH |
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| BUFFER |
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| LVIN | MULTI |
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| OSCILLATOR |
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| Q1 |
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| 2 |
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| 20 | PATH |
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| & CLOCK |
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| DETECTOR |
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| OSCI |
| OSCO |
| DAVN |
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| FILTER |
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| 5 | 4 |
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| IC90 |
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| Q90 |
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| X51 |
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| NOISE DET |
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| DISCHARGE |
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| 4.332MHz |
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| SWITCH |
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| H | (Page 19) | |
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| 9 | 10 | 51 | 53 |
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| 64 |
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| 50 | 32 |
| 56 |
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| E2P SIO | E2P CKO | FMAGC | VSM |
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| MPTH |
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| DAVN |
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| QUALITY | NS MASK |
| TUNATT |
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| MASTER CONTROLLER | |
| IC501 (1/3) | |
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| : FM |
05 |
| : MW/LW |
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18 18
