Schematic Diagram - Main Board (4/4) - Aiwa CX-BK7 Service Manual

7-32. SCHEMATIC DIAGRAM – MAIN Board (4/4) – •
(4/4)
CN998
4P
I2C_DATA D4
I2C_CLK D3
(FOR CHECK) 3.3V
GND
CN904
7P
D4
I2C_DATA
D3
I2C_CLK
D2
MUTE_REQ
DGND
D1
SYS_RESET
D6
VIDEO SW
D5
(Page 54)
VIDEO MUTE
CN901
27P
M23
ELV_E3
M22
ELV_E2
M21
ELV_E1
M20
ELV_E0
M19
SLD_E3
M18
SLD_E2
M17
SLD_E1
M16
SLD_E0
M15
SW5-B
R910 100 M14
ELV_NEG
R911 100 M13
ELV_POS
R912 100 M12
SLD_NEG
R913 100 M11
SLD_POS
R914 100 M10
LOD_NEG
R915 100 M9
LOD_POS
(Page 47)
M8
SW5-A
M7
SW4
M6
SW2-B
M5
SW2-A
M3
SW1-A
M2
SW3
M1
D.SENSOR
MGND
C939
MGND
0.1
M+12V
M+12V
D+3.3V
M-GND
(Page 68)
CN905
19P
K7
TREBLE
K6
BASS
K5
VOL
K4
JOG
K3
KEY3
K2
KEY2
K1
KEY1
INH
B6
CE
B5
CL
B4
DI
B3
I-RMC
(Page 79)
B2
LCK
B1
CLK
DATA
B7
STBY
VDD
GND
VM
O-SHIFT_SO
INH
(Page 68)
R527 150
I2C_CLK
R528 150
I2C_DATA
R529 150
USB_ACK
R530 150
USB_INT
R531 150
USB_VBUS_ON
(Page 68)
See page 90 for IC Block Diagram.
C922
0.1
R920
10k
M1 R719 10k I-D_
SENSOR
M3 R721 10k
I-SW1-A
M6 R722 10k
R901 47k I-SW2-B
M8 R714 10k
R902 47k I-SW5-A
M10 R724 1k
R903 47k O-LOD_NEG
M12 R725 1k
R904 47k O-SLD_NEG
M14 R726 1k
R905 47k O-ELV_NEG
M16 R727 10k
R906 47k I-SLD_E0
M18 R728 10k
R907 47k I-SLD_E2
M20 R729 10k
R908 47k C912 1200p I-ELV_E0
K7 R766 2.7k
R909 47k C919 1200p I-RE_TRE
K6 R764 2.7k
C958 0.001 C918 1200p I-RE_BAS
K5 R762 2.7k
C959 0.001 C917 1200p I-RE_VOL
K4 R760 2.7k
C960 0.001 C916 0.0022 I-RE_JOG
K3
C961 0.001 C915 0.0022 I-KEY3
K2
C962 0.001 C913 1200p I-KEY2
K1
C963 0.001 I-KEY1
C909 1800p
R916 47k I-POWER_MONI
F8
R917 2.2k I-LEVEL
R701
R918 47k I-SUFIX
220k
F10
R919 47k
R702
R921 47k
47k
R922 47k
(AEP,UK)
C940
R520
1000
270k
16V
R952 100k
R953 100k
R945 ∗ R945 R944 R943
10k 0
∗
2.2k (MX)
4.7k (E51)
12k (AUS)
22k (SP,MY)
47k (CIS,EA)
R946 R995 R996 C952
0 150k (AEP,UK) 470k 1M 100p
Q901,906
R969
B+ SWITCH 27k
Q901
DTA114EKA- R980
T146 4.7k
D904
Q906 1SS355
C931
DTC144EKA-
10
T146
50V
U1
D911
1SS355 VOLTAGE DETECT
U2
IC904
U3 M62703ML
R968
RESET SIGNAL
1k
U4 O
GENERATOR NC NC
U5 IC902
BD4923G
C901
C932
100
0.1
10V
C924
C921 C920 C923
0.22F
1 1 1
5.5V
O-MDATA
NC
O-MCLK
I-SUFIX1/2
O-PLLCE
O-SHIFT_STB
O-SHIFT_DATA
O-SHIFT_CLK
I-HEADPHONE
I-POWER_DOWN
SYSTEM CONTROLLER
O-POWER
IC901
µPD70F3259YGF
O-MUTE
-JBT-A
I2C_CLK
I2C_DATA
EVDD
EVSS
STBY
O-USB_
VBUS_ON
I-USB_INT
I-USB_ACK
L901
0
C925 0.1
C927
10
50V
R998
4.7M
X901
32.768KHz
C910 C911
18p 22p
R966
100k
D902
1SS355
D906
1SS355
R981
470
D905
1SS355 VIN VOUT
+4V REGULATOR
MM1614A
I
G
C933 C934 C936
D910 C914 C953
22 100 100
MA8100-M 0.1 0.022
25V 16V 16V
69 69
C928
22
50V
R967 R961
100 4.7k
R955 R970 R960
1k 0 220k
(CIS)
R742
100k
R959
1.5k
R743
100k
Q902
2SC3052F
(EXCEPT CIS)
-T1-LF
R746 1k F4 SPEANA
AMP
R745 1k F5
C930 R957 R958
0.001 0 39k
R744 1k T6
R747 1k S1
B2
R748 1k S3
R749 1k S2
B1
F9
F6
R753 100 F7
R750 1k D3
C946
R739 1k D4 100p
C908
100p
B7
U5
C955 100p
U4
C956 100p
U3
C957 100p
C965 100p
C964 100p
R985
1k
A1
R986 Q904
R989
1k 2SB1068TP
CAPSTAN/REEL
MOTOR DRIVE
R761 R987
R990
10k 1k
R991
A2
R992
R988
Q905 R763
1k
2SB1116-TP
-LK
PLUNGER
DRIVE
D907
1SS355
S3
R984
S2
100
S1
IC905
CX-BK7
V1
4CH_CLK
V2
4CH_DATA1
V3
REAR_MUTE
V4
CENTER_MUTE
V5
SWR_MUTE (Page 66)
F1
MIC_ECHO
F2
MIC_DET (Page 67)
F4
MDATA
F5
MCLOCK
C938
F6
1
POWER
50V
LEVEL
F9
HEADPHONE
F10 (Page 68)
O-POWER-MONITOR
F7
MUTE
T1
RDS-DATA
T2
RDS-CLK
T3
TU-SIG
T4
STEREO
T5
TUNED
T6
(Page 68)
CE
T7
DO
R982
100k
S1
O-SHIFT_STB
S2
O-SHIFT_CLK
R983
S3
100k
O-SHIFT_DATA
V-STBY (Page 68)
FR-VDD(3.3V)
FR-GND
+12V
(Page 68)
EVER3.3V
A1
MOTOR
A2
SOL
(Page 68)
CN903
8P
A5
47k END SW
GND
TAPE MECHANISM
SOL
DECK BLOCK
MOTOR
A6 SUPPLIED WITH
47k PACK
THE ASSEMBLED
A8
47k F.REC BLOCK
A9
47k R.REC
A7
47k PLAY SW
CN999
7P
RESET
FLMDCO
SO
SCK (FOR CHECK)
SI
VDD
GND