Schematic Diagram – Main Board (2/4) - Sony MZ-S1 Service Manual

6-8. SCHEMATIC DIAGRAM – MAIN Board (2/4) – •
A1
A2
A3
A4
A5
A6
(Page 38)
A7
A8
A9
A10
A11
A12
M602
(SLED)
U
N
CN502
10P
1
SLEDN
W V C1
SLEDU
C2
SLEDV
C3
SLEDW
M603
HD DRV-
OVER WRITE
HD DRV+
HEAD UP/DOWN
C4
CLVW
C5
CLVV
C6
CLVU
U
N
CLVN
10
W V
M601
(SPINDLE)
•
See page 42 for Waveform. See page 43 for IC Block Diagrams.
(2/4)
SCW
SCV
C522
0.1
SCU
UI2 FI2
SP
PWM2 RI2
SMU
CPUO2 COM2
SMV
CPVO2 CPUI2
SMW
CPWO2 CPVI2
XMD
C561
OE CPWI2
0.1
GND1 NC
FOCUS/TRACKING COIL DRIVE,
VC GND2
SPINDLE/SLED MOTOR DRIVE
VG CPWI1
IC551
CMW
SC111258FCR2
CPWO1 CPVI1
CMV
CPVO1 CPUI1
CMU
CPUO1 COM1
CP
PWM1 RI1
CCU
UI1 FI1
L554 L553
0 0
FCS- FCS+
C927
0.1
R560 2.2k D1
D2
R561 2.2k
R562 2.2k D3
C557 C558 C559 VOLTAGE
0.047 0.047 0.047 D4
DETECTOR
IC902
XC61CN0802NR
R551 10k D5
D6
R552 10k R919
47k
R553 10k D7 0.5%
R918
D8
10k
0.5%
D904
MA111-TX
R914
100
R946
10k
0.5%
C919
10 6.3V
TF1
C920
TR1
10 6.3V
D4
D3
D2
D1
AP912
(VCO)
D5
D6
D7
D8
FR1
FF1
C911
10
6.3V
R911
470
XRST
C917 0.1
C915
0.1
C512 C521
0.1 0.1
C928
CSEL 0.1
FF
SL
C916
1
Q904 C924
2SA1745-6.7TL 1000p
R927
1M
Q903,904
B+ SWITCH
R928
100k
R925
Q903 R907 1M
220k
2SD2216J-R
(TX).SO R921 470k
R916 220k
R908 100k
R924
220k
Q902
R923 2SD2216J-R
220k (TX).SO
Q901
2SD2216J-R
C910
(TX).SO
1000p
Q901,902
SWITCHING
39 39
VCP
R906
0
R948 C901
100k 10
0.5% 6.3V
C902
10
6.3V
R947 R915
1k 2.2k
0.5% 0.5%
R909
10k
L901
D901
MA2YD1500LS0
R941
22k
C926
10
6.3V
R902
470k
R903 C905
NC L1
2.2k 0.1
VD RF1
VC2 INM1
C908
XRST DTC1
C921
CRST DTC2
RSTREF RF2
C906 0.01
VREF INM2
VB VDRF
POWER CONTROL
GND VGFB
IC901
XPC18A32FCR2
CLKSEL VG
VAIFON LG
FFCLR PGND2
C907
SLEEP L2
2.2
CLK NC
R922
22k
C914
0.1
L904
L902
D902
R920
MA2YD1500LS0
10k
0.5%
C904
22
6.3V
C903
C909 100
C912 C913
1000p 6.3V
1000p 4700p
ZZ3 ZZ2 ZZ1
AP913
(VLO)
MZ-S1
D1
D2
VLP
D3
D4
D5
D6
D7
R910
10k
0.1
0.1
(Page 40)
R905
C922
2.2k
1000p
L905
C918
2.2
D8
D9
D10
D11