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

MEX-R5
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+)
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
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
C1 BP10 C8
10 C7 10
BP11
16V 0.001 16V
D1
1SS355TE-17
• 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
C27 0.001
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
26 26
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
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
C53
10
10V
(Page 28)
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)
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17