Read Sony MHC-RG444S (serv.man2) Service Manual online
22
MHC-RG444S(HCD-RG444)
5-2. DIAGRAMAS EM BLOCOS– SEÇÃO PRINCIPAL –
CN201
CD NO SENS
CD OPEN/CLOSE
CD ENCORDER
LM-R
LM-F
TM-R
TM-F
D
BD/DRIVER
SECTION
CN306
Q371
INVERTER
SW ON/OFF
SW OUT
SW LIMITER
SW OUT
SW LIMITER
GND
OVERLOAD/DC
RELAY+
RELAY-
C
SUB-WOOFER
SECTION
E
SUB-WOOFER
SECTION
TUNER
IC101
SOUND PROCESSOR
IC102
BUFFER
61 TUNER_L
19 SI
18 SO
59 GAME-L
9 TAPEA1
11 TAPEB1
15 REC-OUT1
DATA
RCLK
1 CDL
24 I-STREEMA/VACS
75 SYSTEM-MUTE
69 ASM
19
WFR/HP/MIC
18
PROTECT
73
SENSOR
21
CD-OPEN/CLOSE
20
CD ENCORDER
CLK
DATA
91
88
32
VOUT2
33
VOUT1
25
5
1
SW OUT
35
34
BBIN1
BBNF1
31
BBNF2
40
ASMOUT
11 Q5
12 Q6
7 Q1
6 Q0
CD-R
R-CH
R-CH
CD-L
R-CH
FAN
IC371
SP DRIVER
IC104
BUFFER
9
4
IC201
SELECTOR
IC601(2/2)
SYSTEM CONTORLLER
IC441
POWER AMP
5
13
4
11
RELAY
DRIVE
Q485-Q488
OVERLOAD
DET
Q441,Q442
OVERLOAD
DET
Q481,Q482
R-CH
R-CH
RY441
CN443
L
R
GAME INPUT
VIDEO OUT
JK441
Q106
BUFFER
Q107
BUFFER
Q327
BUFFER
MUTE
SWITCH
MUTE
STK
-VFL
Q108
SWITCH
AC4
+B
+10V
Q308,
Q309,Q313
Q105
+Vcc
Q303
Q489
FAN
DRIVE
Q310-Q312
OVERHEAT
DET
Q483,Q484
TH441
Q101-Q104
SWITCH
CD-MUTE
Q304-Q307
TUNER-L
TUNER-R
DO
DI
CLK
CE
TUNED
STEREO
TU-MUTE
DO
DI
CLK
CE
TUNED
STEREO
Q351,Q352
J804
J803
VIDEO
VIDEO
R-CH
L
R
BIAS
OSC
Q321
Q324
+9V
STK
CD-MUTE
R-CH
REC SW
CONT
7
P/B SW
R-CH
L
R
HP2
HP1
L
R
HRP2
HRP1
HE1
DECK-B
SWITCH
Q322,Q323
L101
SWITCH
Q308,Q309
Q313
10 Q4
FAN
17 Q11
LM-R
13 Q7
LM-F
14 Q8
TM-R
15 Q9
TM-F
16
3
4
5
Q10
DATA
CLOCK
LCH
B
BD/DRIVER
SECTION
J801
PHONES
FAN
DECK-A
TAPE
MECHANISM DECK
Q603
I-REEL-A
23
22
70
4
TAPE B START+
TAPE A START+
SOLA
SOLA
A-PHOTO
PWDEWC B
MODE B
MODE A
B HALF
A HALF
I-REEL-B
71
CLK
84
85
86
CE
DI
DO
LCH
87
B-PHOTO
A TRIG
DRIVE
3 SOLB
SOLB
Q601
2 MOTOR
SOLA
CLK
CE
68 STEREO
67 TUNED
STEREO
TUNED
DATA
RCLK
DO
83
DI
LCH
SOLB
MOTOR
COMP
CAP M
DRIVE
Q602
B TRIG
DRIVE
56
55
SAOUT1
SAOUT2
30
BBNF2
SWITCH
SWITCH
DEF
SPEAKER
• Signal Path
• R-CH is omitted due to same as L-CH.
: TUNER
: CD
: PB(DECK A)
: PB(DECK B)
: AUDIO
: REC(DECK B)
(PAG. 23)
(PAG. 24)
(PAG. 23)
(PAG. 24)
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