Block Diagram - Display/Power Section - Sony CDX-5V661A Service Manual

CDX-5V661/5V661A/5V661D/5V661S
4-2. BLOCK DIAGRAM – DISPLAY/POWER Section –
D1, Q1
DISC IN L
DETECT
D2, Q2
DISC IN R
DETECT
RV1
ELEVATOR HEIGHT
SENSOR
(SHUTTER CLOSE DETECT)
(CHUCKING END/SAVE END DETECT : LEFT)
(DISC SIZE DETECT)
(CHUCKING END/SAVE END DETECT : RIGHT)
(OP PLAY POSITION DETECT)
(OP HOME POSITION DETECT)
(OP ADDRESS DETECT)
EEPROM
IC810
CN120
1
RESET
3
FLASH RX
2
FLASH TX
N.C.
4
DIAG SW
5
FLASH SW
ELEVATOR/DIVIDER
MOTOR DRIVE
IC502
M104 12 OUT3
M M
ELEVATOR
MOTOR
10 OUT4
M105
3 OUT1
M M
DIVIDER
MOTOR
5 OUT2
LOADING MOTOR DRIVE
IC501
M103
9 OUT1
M M
LOADING
MOTOR
7 OUT2
120 DIN L
121 DIN R
K LOAD
K EJECT
110 DCP
KEYACK 38
25 S CL
BU CHK 106
24 DSTC L
23 DSZ
BU IN 34
22 DSTC R
33 OPP
SW1 – 6 11
30 HOME
IC830 (3/3)
29 POS
SWLOAD 12
SWEJECT 13
DIMMER 118
86 EXTAL
X801
12.288MHz
85 XTAL
SYSTEM
CONTROLLER
IC801 (2/2)
LIGHT 116
SDA 5 27 EESIO
INDSLOT 21
SCL 6 26 EECKO
RST 81
62 FLASH RX
TEMP 105
60 FLASH TX
76 DIAG SW
75 FLASH SW
74 AGING
D162 MECA PW 73
IN3 13 91 EMR
IN4 9 92 EM
IN1 2 93 CM
IN2 6 94 CMR
IN1 3 95 LM
IN2 4 96 LMR CD PW 72
S1 – 16
S1, 2 S3, 4 S5, 6 S7, 8
1 2 3 4
8
S13, 14 S15, 16
9
LOAD EJECT
D801
BACK-UP SENS
B+
DETECT
(µCOM +3.3V)
Q880, 881
D5 – 10
LED DRIVE
Q13
D13
LOAD
LED DRIVE
Q12
D4
EJECT
LED DRIVE
Q11
LED DRIVE
Q15 – 20
D11 – 16
1
(DISC SLOT INDICATOR)
LED DRIVE
Q21
RESET B+ (MOTOR +9V)
IC830 (1/3) IC830 (2/3) (IC501, 502)
RESET SIGNAL
GENERATOR
IC820
+3.3V
RESET
B+
REGULATOR
(SW +3.3V)
Q905, 906
TH801
+3.8V
B+ (AUDIO +3.8V)
REGULATOR
(IC601)
IC940
B+ (MOTOR +5V)
(IC301)
+3.3V
B+ (LOCAL +3.3V)
SWITCH
(IC101, 301, 601)
Q910
SWITCH
CONTROL
IC910
40 40
S9, 10 S11, 12
5 6
BACK-UP
B+
DETECT
(µCOM +3.3V)
Q864
BACK-UP SENS
GENERATOR
IC880
FOR
DIMMER B+
DIMMER ADJ.
REGULATOR
Q3, 4
FOR
INDICATOR ADJ.
INDICATOR B+
REGULATOR
Q5, 6
– 6
D17
MOTOR B+
SWITCH
Q121 – 124
µCOM +3.3V D102
REGULATOR
IC110
B+
(µCOM +3.3V)
BACK-UP +5V
B+
SWITCH
(BUS +5V)
Q103, 104
+9V
REGULATOR
IC920
B+ (AUDIO +9V)
(IC750, 760)
+5V
B+ (+5V)
REGULATOR
(OPTICAL PICK-UP)
IC930
+5V +5V
SWITCH SWITCH
Q143 Q141, 142
DC/DC
CONVERTER
IC140
B+
(CN120)
B+
REGULATOR
Q101, 102
CN100
D140
1
B+
A
GND
(Page 39)
2
B+
SWITCH
Q901, 902