25
KDC-BT6544U/BT6544UY
/BT7043U/BT742U
Refer to the schematic diagram for the values of resistors and capacitors.
E
D
C
B
A
1
2
3
4
5
6
7
X16-6500-21
Ref. No.
Address
Q5
2D
Q20
5D
Q21
2D
Q22
4D
Q23
4D
Q24
4D
Q51
2D
Q52
5E
Q53
7D
X16-6500-21
Ref. No.
Address
IC2
2B
SWITCH UNIT
X16-6500-21 (J76-0568-02)
VCC VOUT
G
G
C65
W1
C51
49
1
1
4
AM-
FM+
TI
DISP
C52
C53
C54
SEARCH
FA
VORITE
SRC
C55
C56
C57
C58
C59
C60
C61
C62
C63
AUX
RESET
EJECT
USB
ED1
S1
J4
J3
D65
D64
D51
D52
D53
D54
D55
D56
D57
D58
D59
D60
D61
D62
D63
IC2
KI1
KI5
KI2
KI3
KI6
KS1
KS2
KS3
SWITCH UNIT
X16-6500-21 (J76-0568-02)
12
12
3
22
4
R63
C8
R20
R21
C10
R10
R11
R74
R75
C31
R51
R52
R53
R54
R55
R56
C25
C26
C27
C28
C29
C32
CP14
R18
R60
R61
R62
R80
C101
C104
C107/
R120
C105
C106
C102
C103
CP10
CP11
CP16
R13
R15
R16
R17
R57
R58
R59
R81
R101
R102
R103
R104
R105
R106
R107
R108
R109
R110
R117
R118
R121
R122
R123
R124
R125
B
E
BE
BE
E
B
B
E
B
E
B
E
B
EB
E
D120
J1
Q21
Q22
Q23
Q24
D101
D102
D103
D104
D105
D106
D107
D108
D109
D110
D112
D113
Q5
Q51
Q52
Q53
D111
D114
D115
CN1
Q20
PAN-5V
FL+B
TP31
ILL+B
ILL-D-G
PAN-DET
ESD-DND
USB-GND
VFD-RST
USB-D+
USB-D-
USB-5V
RST
AUX-R
AUX-G
AUX-L
VFD-INT
VFD-DATA
VFD-CLK
VFD-CE
REMO
RTRY-CCW
RTRY-CW
MIC-P
MIC-N
TP30
KI2
KI3
KI6
KS1
KS2
KS3
KI1
KI5
TP60
TP61
PC BOARD
(COMPONENT SIDE VIEW)
PC BOARD
(FOIL SIDE VIEW)