Schematic Diagram -Cd Mechanism Section - Aiwa CDC-R237 Service Manual

CDC-R237
4-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION — • Refer to page 30 for IC Block Diagrams.
IC B/D
TP01
TP02
TP03
TP04
TP05
TP06
TP07 R211
TP08
TP09
TP10
TP11
TP12
TP13
TP14
TP15
TPG4
R298
S1
C233
S2
R299
C221 C223
R221
S3 C222
R224
R222
S4
C232
M2
M1
R229
• Refer to page 21 for Waveforms.
C203
R201
R203 R207
R213
C202
R204
R214
TP5V
R210
IC201
TP22 TPG6
TP23
R209
5.6k
Q202
R205 R206
R208
R215
3.9k
Q221
L221
TP17
R240
TC201
C234
TP18
C298 C226
C227
TP19
TP16
R226
JR203
R223 TP21
TP20
R225
C224
4
IC221
1 2 3
R237
R231
R230
R233
R239
TP25
R235
R236
IC B/D
C235
TPG3
TPG5
R281 C283
C281
R282 C282 C284
Q201
C201
C246
C245
C247
C258
C250
C248
X241
L241
C241
R241
C242
C251
L242
IC241
R251
TP26
C252
JR201
C254
24 24
TP40
TP41
TP8V
C261 C264
C253
C265
R244
C269
R247
TP35
TP29
TP30
C271
C270
C272
C275
C273
C274
R248
R258
R257
R256
C278
CON201
TP31
TP32
TPG2
TP33
TPG1
TP34
(Page 26)
TP36
TP37
TP38
TP39
Note:
• Voltage is dc with respect to
ground under no-signal conditions.
no mark : CD PLAY
∗ : Impossible to measure