Sony HCD-MC3AV Service Manual page 27

Q Q
MAIN SECTION
3 7 6 3 1 5 1 5 0
J101
L 69 IN A
IN 66 IN B
R R CH 67 IN C
VIDEO/
68
IN D
MD
L 57 REC B
OUT 58 REC A
R R CH
2 MIC IN
CN102
ST L
ST D OUT
ST D IN
ST CLK
TO/FROM
TUNER
ST CE
UNIT
TUNED
STEREO
ST MUTE
T E
L 1 3 9 4 2 2 9 6 5 1 3
CD L
IIC DATA
B
IIC CLK
TO/FROM
CD RESET
BLOCK
(Page 28)
PB L
A
TO/FROM
AUDIO REC L
BLOCK
(Page 32)
72 70 69 68 65 67 66
16
w w w
.
SOUND
CONTROL
IC101
1 10
L OUT 36
POWER
AMP
Q111,112 Q113 IC801
6
39
BB A DBFB
MUTE
SWITCH
BB B 38
D141
S OUT 59
SURROUND
PROCESSOR
KIY 60
IC201
VOL 40
24 L IN S OUT
61 LT IN
33 32 34
C OUT
51 53 50 54 52 49
Q575
MUTE
Q571,572
MUTE
CONT
52 51 3 55 56 2 1 100 50 49 42 41
SYSTEM
CONTROL
IC501 (2/2)
x a o
y
i
— 29 —
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8
Q801 Q811,812
OVER HEAT
+B
LOAD DET SENSOR
D813 2
Q731
OVER
1
LOAD DET
REAR AMP D863
IC831
33
Q292
Q831,834,881
MUTE
OVER
LOAD DET
CENTER AMP
IC831
31
Q291
MUTE
Q Q
3 7 6 3
Q505
MUTE
RESET
3 1 M U D+5V
IC502
RESET
Q501
53 6 8 15 16
CD POWER 46
POWER 5
u 1 6 3
.
http://www.xiaoyu163.com
2 4
9 9 8
R CH
R CH
TM701
RY701 L R
Q701,702
RELAY
DRIVE
Q732
6
RELAY
CONTROL
IC701
4
Q703,704
7
FAN
RY711
DRIVE
Q733
MUTE
Q711,712
RELAY
DRIVE
Q713
MUTE
J191
IC191
Q191
MUTE
1 5 1 5 0 8 9 2 4
17 34
SPEANA
4 14 37
IC603
13 32 L+R
S601-629,631-644
26
FUCTION
KEY
29
19
S651
VOLUME
20
21
S652
JOG
22
SIRCS
P U+5V 33
IC602
10 RESET
IIC DATA
24 DATA
IIC CLK
23 CLOCK
D914
RDS D+5V
TC D+5V MAIN +B
Q907,908
POWER
CD A+5V
SWITCH
MAIN -B
Q905,906 Q901,902,915
AUDIO D+5V A +7V
POWER
MUTE +5V TC +7V REG
SWITCH
Q903
D917
Q916,951,952
A-7V
TC -7V REG
CD -UNREG
FAN M -UNREG
IC901
m
CD M+7V 3 REG 1
P U+5V
c o
CD U+5V
IC904
ST A+10V M U D+5V
IC902
PL VCC 3 REG 1 TC EMRG M+5V
3 REG 1
IC903
Q911-914
POWER
TC M+12V 3 REG 1
SWITCH
— 30 —
HCD-MC3AV
2
9 9
J781
PHONS
(FRONT)
SPEAKER
(REAR)
FAN101
• RCH is omitted
• Signal Path
: PB
: REC
TM702
: FM
CENTER
: CD
: VIDEO/MD
SUPER
WOOFER
FL601
DISPLAY
DISPLAY CONTROL
IC601
F1 F2
9 8 2 9 9
SEG1 54
SEG20 77
SPEANA0
G1 41
SPEANA3
G13 53
79
.
80
.
D611-628,630-633
1 Q601-604
KEY0 D637-640
Q608-612
KEY3 6 .
LED1
LED
11
. DRIVER
LED16
12
VOL A
.
VOL B 14
18
.
31
JOG A
JOG B
LED SEL
25
SIRCS XO 8
X601
8MHz
XI 9
Q910
-30V
VKK 78 US,CND MODEL
REG
JW996 AUS MODEL
T991
AUS MODEL
D821
F993
JW994
US,CND MODEL
F994
F992 JW992
JW997
D901-904
AC
US,CND
IN
MODEL
F1
F2