![THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.](/images/new-backgrounds/28350/2835043x1.webp)
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
For schematic diagrams.
Note:
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| • | All capacitors are in µF unless otherwise noted. pF: µµF | |||
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| 50 WV or less are not indicated except for electrolytics | |||
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| and tantalums. |
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| • | All resistors are in Ω and 1/4 W or less unless otherwise | |||
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| specified. |
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| • | % |
| : indicates tolerance. |
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| • | ¢ |
| : internal component. |
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| • | 2 : nonflammable resistor. | |||
| BD board | • | 1 : fusible resistor. |
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SW board | • | C : panel designation. |
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| Note: |
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| Note: |
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| MAIN board | The components identified by | Les composants identifiés par | ||
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| mark !or dotted line with mark | une marque ! sont critiques | |||
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| !are critical for safety. | pour la sécurité. | ||
DISPLAY board |
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| Replace only with part number | Ne les remplacer que par une | ||
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| specified. |
| pièce portant le numéro spécifié. | ||
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| • | U : B+ Line. |
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| • | V : B– Line. |
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| • | H : adjustment for repair. | |||
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| • Voltages and waveforms are dc with respect to ground | ||||
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| under | |||
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| No mark : FM |
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| ( | ) | : PLAY |
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| < | > | : REC |
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| • Voltages are taken with a VOM (Input impedance 10 MΩ). | ||||
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| Voltage variations may be noted due to normal production | |||
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| tolerances. |
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| • | Waveforms are taken with a oscilloscope. | |||
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| • | Circled numbers refer to waveforms. | |||
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| • | Signal path. |
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| E :PB |
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EJECT SW board |
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| q :REC |
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r :REC(DIGITAL IN) a :REC(DIGITAL OUT)
CONTROL (SW) board
For printed wiring boards.
Note:
• | X | : parts extracted from the component side. |
• | ¨ | : Through hole. |
• | ¢ | : internal component. |
• | b : Pattern from the side which enables seeing. | |
• | p | : parts mounted on the conductor side. |
•Waveform
•BD SECTION
1IC101 1,2 I, J |
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(PLAY mode) |
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2 IC101 4 A (PLAY mode) | |
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3 IC101 8,9 E, F |
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(PLAY mode) |
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4 IC121 !¤ OSCI |
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22.581MHz | |
5 IC121 @° LRCK |
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44.1KHz | |
6 IC121 @¤ XBCK |
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2.822KHz | |
7 IC121 @¦ FS256 |
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11.29MHz | |
8 IC121 (¼ FS4 |
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176.4KHz |
• MAIN SECTION
1IC316 @¦ (XOUT) |
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| 11.998MHz | |
2 IC316 @¢ | ||
| 32.77kHz | |
3 IC307 0 (LRCK1), | ||
@(LRCK2)¥ |
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| 44.1kHz | |
4 IC307 !Á (BCK1), |
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@¤(BCK2) |
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| 2.822MHz | |
5 IC307 !° (MCK1), | ||
@ª(256CK) |
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| 11.29MHz | |
6 IC307 @° (512FS) |
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| 22.581MHz | |
7 IC307 #° (XOUT) |
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| 22.58MHz |
•PANEL SECTION
1IC701 %» (OSC1)
2.4MHz
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