Schematic Diagram - Cd Board - Sony HCD-EC69i Service Manual

6-5.

SCHEMATIC DIAGRAM - CD Board -

CN301
16P
OPTICAL
PICK-UP
BLOCK
KSM-213CDP
(EC69i/EC79i
: US, CND)
KSM-213DCP
(EC79i: UK,
AUS/EC99i)
M401
(SPINDLE)
M
SP-
SP+
M402
(SLED)
M
SL+
SL-
HCD-EC69i/EC79i/EC99i
All manuals and user guides at all-guides.com
• See page 40 for Waveforms. • See page 40 for IC Block Diagrams. • See page 42 for IC Pin Function Description.
Q301
2SA2119K
AUTOMATIC POWER
C301
0.1 CONTROL
R303 C306 R301
2.2 100 C307 100k
10V 1
C302 C303
R304
10 10
2.2
1
R302
0
C100
0.1
C309
0.001
C106
100
10V
C105
0.1
C144
0.1
C148
47p
C104
0.1
C404
C405 C403
0.1
0.1 0.1
IC401
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC401
IC B/D
R408
SP- 2.2k
R414
SP+ 4.7k
SL+
R415
47k
SL-
R127
0
R126 0
C107 C136
0.1 47p
R125 R120
R142 R139 R129 0 0
22k 47k 1k
R143 C112 R118
R140 R134
R130
47k 0.1 100k
0 1M 4.7k
R136 R135
22k 470k
C137
0.01
C139 0.01
C140 0.01
TP121 (RFI)
C141 0.0022
C142 0.1
TP124 (VC)
R144 22k
C143 0.01
IC101
C146 470p
C145 0.01 CD-MP3 PROCESSOR
C147 0.1 IC101
TC94A70FG-006
C149 22p
R145 0
R146 0
R147 0
R148 0
R149 0
C150 0.001
R150
0
C118
0.01
C120
0.01
R405
10k
C123
R402
470p
2.2k
C122
470p
C103
0.1
C101 0.1
C401
220
10V
29 29
C153 C108
R114
0.1 0.1
10k
R113 10k
R218 100k
R219 100k
C133 0.1
R112 100
R111 100
IC B/D
R110 10k
C110 0.1
C207
1
R153
1M R157 100
C115
R155 47
R156 100
22
6.3V
C116 0.1
C201 C205
IC201
100 0.1
TK63115SCL-G@GT
R154 1M
R108 0 10V
C109
0.1
2
IC201
+1.5V REGULATOR
C202
C204
100
0.1
10V
R105 1M
X102
16.9344MHz
C132 0.1
R104
0
R102
10k
HCD-EC69i/EC79i/EC99i
CN201
21P
R212 R211 100
100
R210 100
R209 100
R208 100
R207 100
R220 100k R206 100
R221 100k R205 100
R222 100k R204 100
R223 100k R203 100
C206
1
C151 470p
C152 470p
R201
0
R202
0
S201
(LIMIT)
P
PANEL
BOARD
CN608
(Page 37)