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6-6.
SCHEMATIC DIAGRAM - CD Board -
CN301
16P
OPTICAL
PICK-UP
BLOCK
(KSM-213DCP)
M401
(SPINDLE)
M
SP-
SP+
M402
(SLED)
M
SL+
SL-
SP-
SP+
SL+
SL-
HCD-BX70DBi
• See page 24 for waveforms. • See page 38 for IC Block Diagrams. • See page 40 for IC Pin Function Description.
C107
C136
0.1
47p
R142
R139
22k
47k
Q301
R143
2SA2119K
R140
R134
47k
0
1M
AUTOMATIC POWER
C301
0.1
CONTROL
R136 R135
22k
470k
R303
C306
R301
2.2
100
C307
100k
10V
1
C302
C303
R304
10
10
2.2
C137
0.01
31
R302
0
C100
0.1
C309
C139
0.01
0.001
C106
C140
0.01
100
10V
TP121 (RFI)
C141
0.0022
C142
0.1
TP124 (VC)
C105
0.1
R144
22k
C143
0.01
C144
0.1
C146
470p
C145
0.01
C148
47p
C147
0.1
C149
22p
C104
0.1
R145
0
R146
0
R147
0
R148
0
R149
0
C150
0.001
R150
0
R405
10k
R402
2.2k
C404
C405
C403
0.1
0.1
0.1
IC401
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC401
IC B/D
R408
2.2k
R414
4.7k
C401
R415
220
47k
10V
R127
0
R126
0
R125
R129
0
1k
C112
R120
C153
C108
R130
R114
0.1
0
0.1
0.1
4.7k
10k
R118
100k
R113
10k
IC101
CD-MP3 PROCESSOR
C133
0.1
IC101
TC94A70FG-006
R111
100
R110
10k
C110
0.1
R153
1M
R154
1M
32
R105
1M
C118
X102
0.01
16.9344MHz
C120
0.01
C132
0.1
C123
470p
R104
0
C122
470p
R102
10k
C103
0.1
C101
0.1
23
23
R211
100
R212
100
R210
100
R209
100
R218
100k
R208
100
R219
100k
R207
100
R220
100k
R206
100
R221
100k
R205
100
R222
100k
R204
100
R223
100k
R203
100
R112
100
IC B/D
C207
1
C206
1
R157
100
C115
C151
470p
R155
47
R156
100
22
6.3V
C152
470p
C116
0.1
C201
C205
IC201
100
0.1
TK63115SCL-G@GT
R108
0
10V
C109
0.1
IC201
R201
0
+1.5V REGULATOR
R202
0
C202
C204
100
0.1
10V
HCD-BX70DBi
Ver. 1.2
CN201
21P
A
MAIN
BOARD(1/3)
CN305
(Page 29)
S201
(LIMIT)
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