Schematic Diagram − Servo Section (1/3) - Sony MEX-R5 Service Manual

MEX-R5
Q Q
3 7 6 3 1 5 1 5 0
5-6. SCHEMATIC DIAGRAM – SERVO Section (1/3) –
(1/3)
CN1
26P
LIMIT SWITCH GND
LIMIT SWITCH
PHOTE VCC
V
COIL V
COIL V
U
COIL U
COIL U
W
COIL W
COIL W
HALL_BIAS-
HALL W+(H3+)
HALL W-(H3-)
HALL V+(H2+)
T E
L 1 3 9 4 2 2 9 6 5 1 3
HALL V-(H2-)
HALL U+(H1+)
HALL U-(H1-)
HALL_BIAS+(+5V)
SLED MOTOR B-
SLED MOTOR B-
SLED MOTOR B+
SLED MOTOR B+
SLED MOTOR A-
SLED MOTOR A-
SLED MOTOR A+
SLED MOTOR A+
NC
CN2
24P
FD+
FCS+
TD+
TRK+
TD-
TRK-
FD-
FCS-
NC
VR DVD
PD
VR CD
LD GND
LD DVD
LD CD
MODE
MODE SW
C
C
D
D
A
A
B
B
E-0
E
F-0
w w w
F
RFN
RFP
GAIN
GAIN SW
VCC
VREF
VC
GND
MEX-R5
• See page 40 for Waveforms. • See page 41 for IC Block Diagrams.
C15
4.7
R27
0
R2
47
COIL/MOTOR DRIVE
IC2
BH6599KV
C2 1
C3 0.01
R3
47
C50
BP2 0.01
BP9
C9 0.1
Q4
2SK3018
R14 R12 R10
DVD ON
220 100 47k
SWITCH
Q2
DTC124EKA RV1
1k R29
INVERTER
1k
S S
Q3
R30
2SK3018
1.2k
CD ON C35
0.1
SWITCH F-0
R9
47k
R41
10k
TP VREF
TP
(IOPDVD)
(A5V)
C18
R5 R7 R11 R13 TP R15 R16
47
Q1 33 33 C6 1k 33 33 1k
(IOPCD) 16V
2SB1132 47
-T100-QR 16V
AUTOMATIC Q5
2SB1132
POWER
-T100-QR
CONTROL
AUTOMATIC
(FOR DVD)
POWER
CONTROL
L1
(FOR CD)
10µH
D2 L2
1SS355TE-17 10µH
x a o
C1 BP10 C8
10 C7 10
BP11
16V 0.001 16V
. i
D1
1SS355TE-17
http://www.xiaoyu163.com
• See page 49 for IC Pin Function Description.
D
C
B
A
F-1
E-1
R18
0.47
R19
0.47
R39 100k
R47 180k STB
R55 180k STA
R24 180k TSCON
R20 10k R25 180k FSCON
R21 10k
Q Q
C27 0.001
3 7 6
C28 0.001
C29 0.001
C30 0.001
C36
C34 100
0.1 6.3V
C20 0.1
F-1
TP (F)
TP (E)
E-1
C43 IC4
0.1 NJU7032M-TE2
R43
10k TP
R40 VCC
(AGND)
10k R53 10k
R57 10k
R58 10k
R44 GND
10k
R54
10k
COMPARATOR
u 1 6 3
y
26 26
http://www.xiaoyu163.com
2 4
8 9 9
BP3
BP4
C39
C51
0.1
10
10V
TP69
C41
0.47
C13
0.1
C12
0.1
DVD
ANALOG FRONT-END
IC1
CXD5002R
C14
0.1
C24
1
3 1 5 1 5 0 8 9
C10
0.068
C11 0.068
C45 10 16V
RESET SIGNAL
GENERATOR
IC3
XC61CN1002MR
R23
10k
RST
VCC
G
C37
0.01
R69 1.2k
C49 0.1
R65
1k
RV2 1k
m
C53
10
10V
c o
.
(Page 28)
2
8 9 9
FE
A1
TE
A2
A3
A4
A6
L6
10µH
ASEN
ASDT
ASCK
DFCT
MIRR
R49
10k
C46 0.1
TP81 C47
10
10V
A7
(Page 27)
2 4 9 8 2 9 9
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17