Schematic Diagram - Main Section (4/4) - Aiwa JAX-E3 Service Manual

6-12. SCHEMATIC DIAGRAM – MAIN Section (4/4) – •
(4/4)
B3
B4
B5
B6
B7
B8
C677
B9 0.33
50V
C671
0.47
50V
C673 C675
390p 0.033
IC671
NJM2156
(Page 28)
C674 C676
390p 0.033
B10
C672
0.47
50V
BASS BOOST
ENHANCER
C668
100p
B11
B12
B13
B14
B15
R730 10k
S-OUT
R731 10k
CLK
R732 10k
STB
FREQ1
FREQ2
FREQ3
BOOST1
BOOST2
BOOST3
BOOST4
TBL-SENS
BU-UP
See page 38 for IC Block Diagrams.
R687 R676 R677 R678
1k 4.7k 2.2k 470
C679
R674
220
3.3k
10V
S S S
Q671 Q672 Q673
C669 2SK2158 2SK2158 2SK2158
Q671-673
100p
FREQUENCY
CONTROL
C689
0.1
R680 R681 R682
10k 6.8k 4.7k
S S S S
Q674 Q675 Q676 Q677
2SK2158 2SK2158 2SK2158 2SK2158
C670
R671 100p
56k
C682 Q674-677
0.1
BOOST CONTROL
R672
10k
R670
10k
C688
10 C683
50V 470
25V
BBE CONTROL,
LOADING/TABLE
MOTOR DRIVE
C732 C731 C730
100p 100p 100p
IC672
BU2092F
VDD
VSS
OE
DATA
BBE
CLK
LM-R
LCK
LM-L
FREQ1
TM-R
FREQ2
TM-L
FREQ3
BOOST4
BOOST1
BOOST3
BOOST2
VM
R809 R812
0 0
R679
12k
R807 R810 R801
R688 1k 1k 220
390
R761 100k FREQ1
R762 100k FREQ2
R763 100k FREQ3
R683 R684
3.3k 470
R767 220k BOOST4
R766 220k BOOST3
R765 220k BOOST2
BOOST1
R764
220k
JW690
10EDB40
-TB3
VM
L901 2.2µH BBE
C699
0.01
AUX-L
AUX-R
D691 D692 D693 D694
10EDB40 10EDB40 10EDB40 10EDB40
CD-VM
4V
CD-L
CD-R
4V
D671
1SS355
VM
C684
0.1 R702 R703 R704 R705
10k 10k 10k 10k
BBE
C901 C902
0.01 0.01
CD-VM
4V D695 1SS355
R691 D698
22k 1SS355
R692 10k
R694
22k
R693 1k
R695 10k
R697
22k
R696 1k
R698 10k
R701 R700
22k 22k
R699 1k
29 29
CN802
15P
CLK
CL
IFC
DO
DATA
DI
PLL-CE
CE
+9V
TUNED
TUNED
STEREO
TUNER PACK
STEREO
TU-L
SUPPLIED WITH
L-CH
THE ASSEMBLED
GND
TU-R
R-CH
TU-MUTE
MUTE
5V
RDS-SIG
FM-SOUT
RDS INT
RDS DATA
C698
0.01
R685 C685
3.9k 1000p
R686 C686
3.9k 1000p
CN691
FB693 C695
19P
0.45UH 470
P-GND
6.4V
JW692
D-GND
AMUTE
D697
D-OUT
10EDB40
3.3V
C693 1 50V
CD-L
FB691
A-GND
C694 1 50V
CD-R
Z1
CD_ON
Z2
CD_RES
C655
Z3
1000p
DI
Z4
DO
C654
Z5
100p
CL
Z6
MP3_CE
C653
Z7
1000p
FSYNC
Z8
WRQ
C652
Z9
1000p
DRF
Z10
CD_CE
C651
1000p
CN694 11P
Z1
CD_ON
D-GND
Z2
CD_RES
Z4
DO
Z3
DI
Z5
CL
Z6
MP3_CE
Z7
FSYNC
Z8
WRQ
Z9
DRF
Z10
CD_CE
CN692 12P
M+9V
GND
LM-R
LM-F
TM-R
TM-F
E-1
E-2
E-3
TBL ADDRESS SENS
3.3V
OPEN SW
CX-JE3
FM 75Ω
FM/AM
(COAXIAL)
BLOCK
AM LOOP
J602 2P
L
VIDEO/AUX
R
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