7-4. BLOCK DIAGRAM – POWER SUPPLY Section –
SYSTEM CONTROLLER
IC601 (4/4)CN301 (2/2)
(POWER CONNECTOR)
|
|
|
|
|
|
|
| ACCESSORY |
|
| 7 |
|
|
| ACC IN | 81 |
|
|
|
| CHECK |
|
|
| ACC |
|
|
|
|
|
|
|
| Q608 |
|
|
|
|
|
|
|
|
|
|
|
| ILLUMINATION |
| D316 | 14 |
|
|
|
|
|
|
|
|
|
|
|
| ||
|
| ILL IN | 95 |
|
|
|
| LINE DETECT |
|
|
| ILL |
|
|
|
| D904 |
|
|
| Q607 |
|
|
|
|
|
|
|
| CASSETTE SLOT |
|
|
|
|
|
|
|
|
|
|
|
| INDICATOR | B+ SWITCH |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
| D905 | Q900, 901 |
|
|
|
|
|
|
|
|
|
|
| Z |
|
|
|
|
|
|
|
|
|
| CLOSE SW | 99 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| TUNER VCC |
|
|
|
|
|
|
|
|
| OPEN SW | 100 |
| B+ |
|
| BATT B+ |
|
|
|
|
|
|
|
| FRONT PANEL | TUNER +5V |
|
|
|
|
|
|
|
|
|
|
| OPEN/CLOSE DETECT | TUNER CIRCUIT/ | +5V REGULATOR | B+ SWITCH | +9V REGULATOR |
|
| 16 | B+ |
|
|
|
| CLOSE | RDS DECODER (IC700) | Q100 | Q103, 104 | IC605 |
|
|
| |
|
|
|
|
|
|
|
| |||||
|
|
|
|
| B+ |
|
|
|
|
|
|
|
|
|
|
| OPEN |
|
|
|
|
|
|
|
|
|
|
|
|
| INPUT SELECT (IC100), |
|
| ANTENNA | TH301 | D308 | 6 |
|
|
|
|
|
| DOLBY NR AMP (IC401) |
|
|
|
|
| ||
|
|
|
|
|
|
| REMOTE SWITCH |
|
|
| ||
|
|
|
|
| B+ |
|
| Q300, 301 |
|
|
|
|
|
| 114 |
|
|
|
|
|
|
|
|
| |
|
| 82 |
|
|
|
|
|
|
|
|
| |
|
|
|
| D609 | SPECTRUM ANALYZER | +5V REGULATOR | RIPPLE FILTER | AMP | TH300 | D309 | 5 |
|
|
|
|
|
|
|
| ||||||
|
|
|
|
| CONTROL (IC102) | REMOTE SWITCH |
|
|
| |||
|
|
|
|
| Q106, 107 | Q605 |
|
|
| |||
|
|
|
|
| B+ | Q302, 303 |
|
|
|
| ||
|
|
|
| RIPPLE FILTER |
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
| |
|
| PW ON | 83 | SWITCH |
|
|
|
|
|
|
|
|
|
|
|
| Q606, 612 |
|
|
|
|
|
|
|
|
|
|
|
|
| BACK UP +5V |
| +6V REGULATOR |
|
| AMP ON | I | (Page 22) |
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
| IC604 |
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
| LCD +9V |
|
|
|
|
|
|
|
|
|
|
|
| LCD DRIVER |
|
|
|
|
|
|
|
|
|
|
|
| (IC901, 902) |
|
|
|
|
|
|
|
|
|
|
|
| B+ |
|
|
|
|
|
(Page 23) | K | ILL ON |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
| B+ SWITCH |
|
|
|
|
|
|
|
|
|
|
|
| Q903, 904 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| L | (Page 23) | |
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
| B+ SWITCH |
|
|
|
|
|
|
|
|
|
|
|
| Q901, 902 |
|
|
|
|
|
|
| LED905, 906 |
| LED917 – 921, LSW901 – 911, | LED903, 904, 907, 908, | LED901 (ILLUMINATION) |
|
|
|
|
| |
|
|
| LSW913 – 919, 921 – 925 | LED911 – 916 |
|
|
|
| ||||
|
| (LCD BACK LIGHT) |
| (ILLUMINATION) | (LCD BACK LIGHT) | LCW912 (LCD BACK LIGHT) |
|
|
|
|
| |
|
| DIMER |
| DIMER |
|
|
|
|
| DIMMER | M (Page 23) | |
|
| SWITCH |
| SWITCH |
|
|
|
|
| |||
|
|
|
|
|
|
|
|
| ||||
|
| Q905 |
| Q906 |
|
|
|
|
|
|
|
|
24 24
