Schematic Diagram − Servo Section (2/3) - Sony MEX-R5 Service Manual

5-7. SCHEMATIC DIAGRAM – SERVO Section (2/3) –
A1
A2
A3
A4
A6
A7
A8
A9
A10
A11
A12
(Page 26)
ASEN
ASDT
ASCK
MIRR
DFCT
A13
A14
A15
A16
A17
TP49
1 1 GND
SW3
(DISC IN) TP50
INSW
SW2
(SELF LOAD) TP51
3 3 SELF
TP45
LE-
M3
TP56
(LOADING) LE+
MEX-R5
• See page 40 for Waveforms. • See page 49 for IC Pin Function Description.
(2/3)
C77 C82 C92 C94
0.1 100p 0.1 100p
C48 0.01
R66 33k
COMPARATOR
IC11
NJU7013F
5 3 R76 33k
4
1 R77 33k
C138
2
0.1 R72 C52
33k 0.01
R33
1k
R4 0
R83 100 R87 47k
R84 100
R85 100
C78 100p
C74 0.1
C59
100p
R86 56k
C62 0.022
C75 R88 150k
0.1
R89 470
R94
68k
R90 47k
C63
0.1
R91 100k
R63 0
C66
0.1
R95 22k
C60
0.001
R78 10k
R79 3.3k
C68 0.047
C61
0.001
TP106
R92
33k
C79 0.1
R61
0
STB
FSCON R67 0
INSW
STA
TSCON R106 0
SELF
C64
0.1
C76 0.1
TP107
C107 R93 C80
0.01 47k 100p
TP108
TP109
C69 R96
0.1 680
TP110
LO-
C70 470p
LO+
C71 0.1
C81 0.1
C72 680p
C136
C85
22 22
6.3V 10V C73 R97
0.022 1.8k
C134 C135
22 22
10V 6.3V
L3 L4 L8
10µH 10µH 10µH
C152
0.001
C151
0.001
C88 C148
0.1 100p
E1
DVD PROCESSOR
IC6
M65878FP
TP115
R98 C86
1M 100p
R99
330
X1 C87
36.864MHz 0.1
C83 C84
18p 6p
27 27
C105 C106
100p 0.1
RB4
0
RB5 0
RB6 0
C116 100p
FB19
FB20
FB21
FB22
R155 130
C108 1
C109 1
C32
0.01
TP122
C110
TP123
100p
TP124
TP129
TP130
TP131
TP132
TP133
C153
100p
MEX-R5
C1
C2
C3
(Page 28)
C4
C6
DT4
DT5
DT6
DT7
AD31
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD10
C111 0.1
RB7
0 ML
MC
MD
AMUTE
R31 47k
C118 1
C112
100p
VIDEO_CR
C119 1
VIDEO_CB
R156 3.3k
C8
C9
AVR1
VIDEO_Y
VDD
C120 1 (Page 28)
VIDEO_COMP
RESET
C117
0.1
C115
0.1
C114
100p
C121
0.1
C125 C128
22 22 C154
6.3V 10V 100p
C10
C11
C12
C13
C14
C15
(Page 28)
C16
C17
C122
C123
22
22
6.3V
10V
C18
C19
C20