CDX-CA850/CA850X/CA860X
3-4. BLOCK DIAGRAM — DISPLAY SECTION —
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| SUB SYSTEM CONTROL |
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| SYSTEM CONTROL | ||
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| IC501 (3/3) | |||
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| IC701 |
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| BUS SI |
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| 98 | UNI SI |
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| UNI SO |
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| 97 | UNI SO |
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2 | BUS CLK |
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| 101 UNI SCK |
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BUS ON |
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| 38 | BUS ON |
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| 80 | ADON | |
CD | LINK OFF |
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| 50 | LINK OFF | XTAL 85 | X701 |
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SECTION | S RST | 6 | BUF | 7 | 81 | RES |
| KEY |
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(Page 23) | IC702 | EXTAL 86 | 18.432MHz | ACTIVE | 79 | KEY ACK | |||||
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| Q701 |
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| CA850 |
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3 | PW ON |
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| 33 | PW ONI |
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| J651 | 107 RC IN1 | |
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SA CLK |
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| 1 | SA CLK |
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| (REMOTE IN) | 48 | RC IN0 | |
TUNER | SA OUT |
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| 112 SA OUT |
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SECTION |
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(Page 24) |
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| KEY IN | 46 | KEY IN0 |
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| MATRIX | 47 | KEY IN1 |
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| BOOT 57 |
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| 57 | BOOT |
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| ILL ON 52 |
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| 82 | FLASH ON |
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| LCD DRIVER |
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| IC901 |
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| POWER |
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| LCD+B |
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| BATT | CONT. |
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| DATA | 100 | 60 LCD DATA | Q702,703 |
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| CLK | 99 | 64 LCD SCK |
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LCD901 |
| CE | 98 | 66 LCD CE1 |
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| DIMMER |
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| 86 |
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| DIMMER |
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| LED851 |
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| LED |
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| CONTROL |
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| 58 DOOR IND | |
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| DRIVE | ||
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| Q903 |
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| Q705,706 |
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LSW921 |
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| S102 | 81 NOSESW | |||
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| (NOSE DET) |
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| LCD+B |
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| BATT | REG |
| BU5V |
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| Q501 |
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POWER
BATT 
CONT. Q402,403
+6V REG
Q401
POWER
CONT.
Q405,407
CD 6V
+5V REG
Q406
MD ON | 5 |
CD ON | CD |
| SECTION |
CD 5V | (Page 23) |
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25 25
