Aiwa CX-JT8, Service Manual

Page: 12 / 46

CX-JT8
31 31
6-10. SCHEMATIC DIAGRAM – MAIN Board (2/4) (Suffix-11) – • See page 52 for IC Block Diagram. • See page 52 for Waveforms.
R233
R425
R424
CN309
C402
C202
C201
C203
C204
C237
C244
C232
C266
C248
C267
R267
C269
R271
C273
C247
C249
C254
R284
C253
R278
R270 R282
R215
C260
C258
R287 R288
C259
R235
R286
R232 R234
C261
C285 R285
Q228
C240
R253
R246
C221
R245 R273
R269
R241 R242
D206
R251
R353
R352
R455
R406
R426
R466
D305
C392 C391 C390
R485
R430
R368
IC310
R272
R400 R401 R402 R404 R405
R412 R413
C401
R486
R418 R417 R416 R415 R419 R414
R407 R408 R409 R410
D306
R216
C250
C272
CN203
HP1
HPRE1
C234
R226 C226
C286
C233
C225
R225
C242 C241
C223
Q223
Q221 Q218
Q225
Q222
R260
IC201
GA1
JR309
JR308
JR307
JR306
JR305
JR304
JR303
R307
R231
R266
C268
IC309
R420
C450
JR316
Q220 Q219
L201
R268
R265
C239
R252
D205
R283
R220
CN202
22k
22k
22k
12P
0.1
1000p
1000p
1000p
1000p
1 50V
47 16V
47
16V
0.01
2.2
50V
0.01
4.7k
1
50V
10k
1 50V
2.2
50V
2.2
50V
4.7
50V
10k
100
16V
22k
10k 100
4.7k
0.47 50V
4.7
50V
10k 10k
22
25V
10k
10k
2.2k 22k
0.47
50V
2200p 10k
2SB1116
10
50V
10k
47k
47
16V
10k 10k
10k
4.7k 4.7k
1SS355
4.7
11k
11k
11k
22k
22k
22k
1SS355
100p 100p 100p
100
10k
100
BU2099FV
10k
10k 10k 10k 10k 10k
10k 10k
0.1
100
10k 10k 10k 10k 10k 10k
10k 10k 10k 10k
1SS355
4.7k
2.2
50V
1 50V
3P
1000p
10k 2200p
2200p
1000p
2200p
10k
0.0047 0.0047
0.022
100V
2SC2001
2SC3052F 2SC3052F
2SA1235F
2SC3052F
220
HA12237F
0
0
0
0
0
0
0
100
2.2k
4.7k
1
50V
BU2099FV
10k
10
50V
0
2SC3052F 2SC3052F
4.7k
4.7k
0.015
22k
1SS355
10k
10k
8P
A1
A2
A4
A5
A6
A7
E1 E2 E3
19
20
21
22
23
24
18
SP-F LINK
CD-EN
TUMUTE
S-OUT
CLK LCK
TBL-SENSE
V-BASS
PB-EQ(R)
TAI(R)
EQOUT(R)
PB-OUT(R)
REC-IN(R)
ALC(R)
REC-OUT(R)
VCC
ALC-DET
GND
IREF
TEST
ALC(L) REC-IN(L) PB-OUT(L) TAI(L) EQOUT(L) PB-EQ(L) PB-NF2(L)
PB-NF1(L)
AIN(L)
RIP
BIN(L)
REC-RETURN
GND
BIN(R)
AIN(R)
PB-NF1(R)
(R)
PB-NF2
GND
LM-R
LM-F
TM-R
TM-F
TBL ADDRESS SENS
D+3.3V
M+9V
OPEN SW
SO
VDD
VSS
DATA
CLOCK
LCK
SO
VDD
VSS
DATA
CLOCK
LCK
(2/4)
(PB)
(DECK-A)
ERASE
(DECK-B)
(REC/PB/ERASE)
L-CH
R-CH
R-CH
L-CH
BIAS OSC
BIAS OSC
MUTING
MUTING MUTING
MUTING
SWITCH
REC ON/OFF
Q222,225
SWITCH
REC BIAS
NC NC
REC-OUT
(L)
ON RECMUTE- /OFF
OFF MUTE-ON/
B A/
/HI NOR
OFF ALC-ON/
NC NC
NC
REC/PB EQ AMP
(CHASSIS)
E-1
E-2
E-3
NC
NC
NC
NC
CTRL3
CTRL2
CTRL1
OE
NC
BB CTRL1
BB CTRL2
BB CTRL4
BB CTRL3
BASS BOOST CONTROLLER
MULTI CONTROLLER
NC
OE
REC
BIAS
A/ B
PB MUTE
REC MUTE
REAR SP
/OFF
ON
FRONT SP
TM-L(CD)
TM-R(CD)
LM-L(CD)
LM-R(CD)
TUNER
MUTE
/ OFF
ON
DECK A/B SELECT SWITCH,
I-BASS
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