Read Sony MHC-RG444S (serv.man2) Service Manual online
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)
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