Main Section - Sony HCD-M333 Service Manual

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MAIN Section

3 7 6 3 1 5 1 5 0
USB
C
SECTION
USB
D
SJ302 SECTION
L
ANALOG
IN
R R-CH
TUNER UNIT
L-CH
R-CH
R-CH
D OUT
FM 75Ω
/300Ω
D IN
CLK
ANTENNA
CE
AM TUNED
ı
MUTE
STEREO
RDATA
RCLK
AEP, UK
REC/PB
HEAD
R-CH
RV653
REC
BIAS T601
Q642,643
REC BIAS
BIAS
OSC
ERASE
HEAD
Q639-641
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC602
9
SWITCH
4
DECK BLOCK 7
Q680,681
PLAY
REC L
REC R
PACK
END SENSOR
Q691,693
TRIGGER
TRG M+
DRIVE
Q692,694
MOTOR
M +10V
DRIVE
g
S401
VOLUME
w w w
IIC DATA
USB E
IIC CLK
SECTION
.
P DOWN
F
USB
SECTION
LIN
LOUT
IC101 (2/2)
SYSTEM CONTROL
EQ-DATA 87
25 ST-DATA-IN EQ-CLK 88
23 ST-DATA-OUT EQ-CE 86
27 ST-CLK
22 ST-CE
57 ST-TUNED
TA-MUTE 89
21 ST-MUTE
34 ST-STEREO LINE-MUTE 81
2 ST-RDS-DATA
18 ST-RDS-CLK
PROTECT-IN 100
IC601
PB/REC EQ AMP
SP-RELAY 66
37 B IN PB OUT 5
RV652
REC LEVEL
LCD-DATA
5
LCD-CLK
7
10 REC OUT REC IN 7
LCD-CS
6
LCD-RST 3
14 40
MUTE TC-MUTE
11 80
ALC
TC-ALC LCD-ON 1
REC MUTE 15 41 TC-REC-MUTE
+9V
42 TC-BIAS
43 TC-REC-PB
38 TC-PLAY-SW
KEY3 94
91 TC-HALF-REC-SW
90 TC-END-SW
KEY2 95
TC-TRIG-B
58
KEY1 97
59 TC-CAPM-CONT
KEY-WAKE-UP 74
10
XCIN
Q451
X100
32.768kHz
LED
LED-STANDBY 44
11
XCOUT DRIVE
15
XIN
X101
16MHz
13
XOUT
LED-PANEL 79
FAN_DRIVE 83
IC401
CD-BD-PWR 65
REMOTE
CONTROL 4 SIRCS-IN-WAKE
1
RECEIVER
53 VOL-A
VOLUME
ENCODER PWR-RELAY 82
52 VOL-B
x a o
30 IIC DATA
y
29 IIC CLK
Q353
i
RESET
78 PDOWN-OUT 12
RESET
SWITCH
AC DET 20
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8
IC102
SOUND PROCESSOR
11 L4 L OUT 5 8
14 L1
Q874
13 L2 L SEL O 10 10 STBY
MUTE
12 L3 L IN 9
R-CH
1 DI
D841
30 CL
2 CE
Q845
MUTE SWITCH
D842
Q871-873
MUTE CONT
Q834
PROTECT
SWITCH
LCD401
Q401,402
SUB +3.3V
+B SWITCH
LIQUID
CRYSTAL
THP841
DISPLAY UNIT
D464-466(HK SILVER)
D467,468(EXCEPT HK SILVER)
Q Q
3 7 6 3
(BACK LIGHT)
+10V
S431-437
FUCTION
KEY
S421-425,427,428
FUCTION
KEY
S411,413-418
FUCTION
KEY
D451
I/
D471,473
(LCD PANEL LIGHT)
Q471
LED
DRIVE
CD +5V
D +3.3V
SUB +3.3V
BU +3.3V
u 1 6 3
D350
IC353
IC101 VCC +3.3V .
Q351
RESET
3 1
SWITCH
D356
51 51
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2 4
9 9 8
IC803
POWER AMP
CH1 CH1 3
IN OUT+
Q801
OVER LOAD
DETECT
RY801
R-CH
R-CH
Q842
Q835-837 Q831-833
PROTECT
DC PROTECT RELAY DRIVE
SWITCH
Q881,882
RELAY DRIVE
Q841
TEMP
DETECT
1 5 1 5 0 8 9 2 4
POWER AMP +B
POWER AMP -B
IC911
+10V
ST/CD +10V 3 1
REG
IC901
+10V
M +10V 3 1
REG
IC903
+8V
CD SPDL +8V 3 1
REG
IC905
+7V
3 1
M +7V
REG
Q110,111 D984-987
B+
IC907
SWITCH
+5V
D +5V 3 1
REG
IC355
D353
+4V
3 2
REG
IC967
D352
+5V
MD +5V 3 1
REG
D354
D351
m
D349
D971-974
c o
C350 0.22F,
IC356
C355 0.22F
+4V
3 2
REG
D355
D992
HCD-M333
2
9 9
R-CH
J401
PHONES
L
TM801
SPEAKER
R-CH
D820
R
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: CD
: DIGITAL IN
: PB(MD)
: REC(MD)
: PB(TAPE)
: REC(TAPE)
: USB
Q820-824
FAN801
FAN CONT
T900
POWER
9 8 2 9 9
TRANSFORMER(MAIN)
D983
D982
RY991
Q991
RELAY
DRIVE
T901
POWER
TRANSFORMER (SUB)
AC IN
D993