Sony MHC-RG444S (serv.man2) Service Manual ▷ View online
21
MHC-RG444S(HCD-RG444)
5-1. DIAGRAMAS EM BLOCOS – SEÇÃO PAINEL –
IC601(1/2)
SYSTEM CONTROLLER
CN603
D401
+B
-B
F904
12 XT1
X601
32.768kHz
13 XT2
IC610
15 CF1
X602
10MHz
16 CF2
28
3
SIRDS-IN
REMOTE
CONTROL
RECIEVER
82
STREM-LED1
74
42
30
POWER RELAY
11
RESET
29
ACCUT
A
BD/DRIVE
SECTION
(Page 23)
25 KEY3
CD-CLK
97
SENS
96
CD-DATA
95
XLT
94
XRES
93
XTCN
92
SCOR
5
FUNCTION
KEY
S641-S650
27 KEY1
FUNCTION
KEY
S601-S608,S610-S612
26 KEY2
FUNCTION
KEY
S621-S624,S627-S630
9 VOLUME-IN1
10 VOLUME-IN2
ENCODER
S851
LED
DRIVER
Q610
LED851
76
POWER LED
G01-G13
S1-S21
LED601
F905
AC3
D301-D304
D902
Q902
IC301
REG
-VFL
F906
AC4
VF
D305-D308
D902-905
F907
REG
+3.5V
1
3
IC303
REG
SWITCH
Q361,Q362,Q314,Q315
RELAY
DRIVE
+9V
1
3
D309-D312
IC304
REG
+9V
VF
-VFL
1
3
IC302
REG
+3.5V
1
2
4
3.3V
PT902
SUB TRANSFORMER
RY901
PT901
POWER TRANSFORMER
IC603
REG
1
5
IC604
RESET 1
3
Q605
RESET
SWITCH
FL601
FLUORESCENT
INDICATOR
TUBE
AC
IN
SCOR
XTCN
XRST
XL-T-CD
CD-DATA
SENS
CD-CLK
C7
C6
C5
C4
C3
C2
C1
C1
C2
C3
C4
C5
C6
C7
Q301,Q302
43
45
47
50
52
65
45
47
50
52
65
MASTER VOLUME
VOLTAGE
SELECTOR
S901
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)
23
MHC-RG444S(HCD-RG444)
5-3. DIAGRAMAS EM BLOCOS – SEÇÃO BD/DRIVER –
: CD
• Signal Path
• R-CH is omitted due to same as L-CH
IC731
(TABLE SENSOR)
CN701
IC701
(LD)MOTOR DRIVER
4
2
2
9
11
RIN
FIN
OUT1
OUT2
IC712
TBL MOTOR DRIVER
4
2
2
9
7
7
RIN
FIN
OUT1
OUT2
D
MAIN
SECTION
(Page 22)
LMR
LMF
TM-R
TM-F
TBL ADDRESS SW
E-1
E-2
E-3
OPEN SW
Q731
M751(LOADING)
M741(TBL)
RE701
S751
(LEVER SW)
ROTARY
ENCODER
E-3
E-2
E-1
SWITCH
M
M
+3V
OPTICAL PICK-UP
BLOCK
(KSM-213DCP/Z-NP)
LD
DRIVER
Q10
+1.7V
LD
GND
FOCUS
COIL
F+
F
T+
T
TRACKING
COIL
IC251
SL/SP MOTOR
DRIVER
RF AMP
IC101
12
11
13
14
VR
PD
14
13
18
17
7
4
CH2OUT-F
SSTP
CH2IN
CH2FIN
CH1RIN
CHIFIN
CH2OUT-R
CH1OUT-R
CH1OUT-F
CH1OUT-F
CH1OUT-R
CH3OUT-R
CH3OUT-F
M
M
(SPINDLE)
(SLED)
VC
24
VCC
VC
A
B
C
D
E
F
DETECTOR
A
B
C
D
E
18
F
19
LD
34
PD
35
FRDR
14
TFDR
11
98
CLOK
95
DATA
97
XLAT
100
SENS
100
SCOR
S101
M101
M102
88
76
81
67
XTACN
93
XRST
25
26
27
28
6
FFDR
13
23
CH3FIN
CH3RIN
SFDR
9
22
SRDR
10
5
TRDR
12
7
AOUT1
AOUT2
DOUT
CN201
CLK
DATA
XLT
SENS
SCOR
XRST
XTACN
LOUT
ROUT
DOUT
LOUT
ROUT
DOUT
A
PANEL
SECTION
(Page 21)
B
MAIN
SECTION
(Page 22)
24
MHC-RG444S(HCD-RG444)
5-4. DIAGRAMAS EM BLOCOS– SEÇÃO SUB-WOOFER –
DETECT
SWITCH
OVERCOAR
DETECT
CN501
IC501
AMP
RY501
JK501
SUB WOOFER OUT
Q501
Q502
Q507
Q503
SW-SIG-IN
GND
SW-LIMIT
SW-SENCE
C
MAIN
SECTION
CN502
GND
OVERLOAD/DC
RELAY+
+B
+B
RELAY-
E
MAIN
SECTION
CN503
2
PT-2
3
SW IN
8
12
-RE
13
+RE
DETECT
Q506,Q505
DETECT
CONTROL
(PAG. 22)
(PAG. 22)
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