Schematic Diagram - Main Board (1/4) - Aiwa CX-BK33 Service Manual

CX-BK33
Q Q
3 7 6 3 1 5 1 5 0
7-11. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
(1/4)
M23
ELV_E3
M22 R901 47k
ELV_E2
M21 R902 47k
ELV_E1
M20 R903 47k
ELV_E0
M19 R904 47k
SLD_E3
M18 R905 47k
SLD_E2
M17 R906 47k
SLD_E1
M16 R907 47k
SLD_E0
M15 R908 47k
SW5-B
R909 47k
R910 100 M14
ELV_NEG C958
R911 100 M13
ELV_POS C959
R912 100 M12
SLD_NEG C960
R913 100 M11
SLD_POS C961
R914 100 M10
LOD_NEG C962
R915 100 M9
LOD_POS C963
M8
SW5-A
M7 R916 47k
(Page 39)
SW4
M6 R917 2.2k
SW2-B
M5 R918 47k
SW2-A
M3 R919 47k
SW1-A
M2 R921 47k
SW3
M1 R922 47k
D.SENSOR
MGND
C939
MGND
0.1
M+12V
M+12V
(Page 45)
D+5V
CN901
27P
M-GND
D-GND
(AEP,UK)
CD_D-OUT
JR908
0
C945
D-OUT
(Page 43) T E 0.1
L 1 3 9 4 2 2 9 6 5 1 3
D-GND
R923 100 C2
MILP
R924 100 C3
MICS
R925 100 C4
MP3REQ
R926 100 C5
MP3RST
R927 100 C6
MIDIO
R928 100 C7
MIACK
R929 100 C8
MICK
R930 100 C9
MP3STB
DGND
C10
PWM3
C11
PWM2
C12
(Page 37)
PWM1
R931 100 C13
XRST
R932 100 C14
DATA
R933 100 C15
XLT
R934 100 C16
CLOK
R935 100 C17
LDON
R936 100 C18
SQSO
R937 100 C19
SENS
R938 100 C20
SQCK
R939 100 C1
SCOR
CN902
23P
R527 100 U1
I2C_CLK
R528 100 U2
I2C_DATA
R529 100 U3
USB_ACK
R530 100 U4
USB_INT
R531 100 U5
USB_VBUS_ON
(Page 44)
CN905
19P
K7
TREBLE
K6
BASS
K5
VOL
K4
JOG
K3
KEY3
K2
KEY2
K1
KEY1
INH
B6
CE
w w w B5
CL
B4
DI
B3
(Page 57)
I-RMC
B2
LCK
B1
CLK
DATA
B7
STBY
VDD
GND
VM
• See page 66 for IC Block Diagram. • See page 66 for Waveforms. • See page 72 for IC Pin Function Description.
R920
10k
0.001
0.001
0.001
0.001
0.001
0.001
M1 R719 10k I-D_
SENSOR
M3 R721 10k
I-SW1-A
M6 R722 10k
I-SW2-B
M8 R714 10k
I-SW5-A
M10 R724 1k
O-LOD_NEG
M12 R725 1k
O-SLD_NEG
M14 R726 1k
O-ELV_NEG
M16 R727 10k
I-SLD_E0
M18 R728 10k
I-SLD_E2
M20 R729 10k
C940
I-ELV_E0
1000
K7 R766 2.7k
16V
C912 1200p I-RE_TRE
K6 R764 2.7k
C919 1200p I-RE_BAS
K5 R762 2.7k
C918 1200p I-RE_VOL
K4 R760 2.7k
C917 1200p I-RE_JOG
K3
C916 0.0022 I-KEY3
K2
C915 0.0022 I-KEY2
K1
C913 1200p I-KEY1
I-POWER_MONI
F8
I-LEVEL
F10
R701
I-SUFIX
220k
R945 R944
∗
10k
R946 R943
0 0 R995
10k (E51)
1M (AEP,UK)
∗ R945
(AEP,UK)
R520
4.7k (E51)
220k
150k (AEP,UK)
R952
(E51)
R953
C952
R996 10k
100p
C922 C923
0.1 1
Q901
DTA114EKA-
T146
R980 D902
4.7k 1SS355
Q901,906
B+ SWITCH D904
1SS355
Q906
D911 R968
DTC144EKA-
1SS355TE-17 1k
T146
C901
100
10V
R969
27k
VOLTAGE DETECT
IC904
M62703ML
O I
RESET SIGNAL G
GENERATOR
IC902
BD4923G
C925 C932
0.1 0.1
C931
x a o
10
50V
. i
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C949 C948
100p 100p
O-PWM2
O-MDATA
O-PWM3
O-MCLK
O-PWM1
O-PLLCE
O-SHIFT_STB
O-SHIFT_DATA
O-SHIFT_CLK
I-HEADPHONE
I-POWER_DOWN
SYSTEM CONTROLLER O-POWER
IC901
O-MUTE
µPD703260YGF-52D
-JBT-A
O-MP3STB(I2C_CLK)
I-MIACK(I2C_DATA)
EVDD
EVSS
STBY
Q Q
I-USB_VBUS_ON
3 7 6
I-USB_INT
I-USB_ACK
L901
0
100k
R954
10k
100k
C943 C926
0.001 0.001
C924 C927
C944 R951 X902 (E51)
0.22F 10
0.001 10k 5MHz
5.5V 50V
C5 C1
B3
D906
1SS355
R981 D905
470 1SS355
VIN VOUT
+4V REGULATOR
IC905
MM1614A
C933 C934 C936
C935 D910 C914 C953
22 100 100
0.022 MA8100-M 0.1 0.022
25V 16V 16V
u 1 6 3
y
42 42
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2 4
8 9 9
R961
4.7k
R955 R970
1k 0
R746 1k F4 Q902
2SC3052F-T
P1 1-LF
BAND-PASS
R745 1k F5
FILTER
P3 C928
R957 R958
22
0 39k
R744 1k T6 25V
R747 1k S1
R748 1k S3
R749 1k S2
F9
F6
R753 1k F7
R750 1k
R739 1k
B7
R982
U5 C9
100k
C955 100p
3 1 5 1 5 0 8 9
U4 C7
C956 100p
C920
U3
1
C957 100p
R983
100k
C921
1
R761
10k
R984
100
R985
Q904 R989 47k
1k
A1 2SB1068 A5
CAPSTAN/REEL
R986
MOTOR DRIVER
1k
A6
R987
R990 47k
1k
A8
Q905 R991 47k
A2 2SB1068 A9
R992 47k
PLUNGER
A7
R988
DRIVE R763 47k
1k
m
D907
1SS355
c o
.
2
8 9 9
R960
F4
220k
MDATA
F5
MCLOCK
F6
POWER
F7
R959
MUTE
1.5k
LEVEL
R967
100
A-GND
F9
HEADPHONE
F10
O-POWER-MONITOR
T1
RDS-DATA
T2
RDS-CLK
T3
TU-SIG(ECHO_CE)
T4
STEREO
T5
TUNED
T6
CE
T7
DO
S1
O-SHIFT_STB
S2
O-SHIFT_CLK
(Page 44)
S3
O-SHIFT_DATA
2 4 9 8 2 9 9
V-STBY
FR-VDD(3.3V)
FR-GND
+12V
A1
MOTOR
A2
SOL
VM_D
CN999
7P
RESET
FLMDCO
S3
SO
S2
SCK (FOR CHECK)
S1
SI
VDD
GND
CN903
8P
END SW
GND
TAPE MECHANISM
SOL
DECK BLOCK
MOTOR
SUPPLIED WITH
PACK
THE ASSEMBLED
F.REC BLOCK
R.REC
PLAY SW
EVER3.3V
INH
O-SHIFT_SO
(Page 44)