Kenwood TK-7180 Service Manual page 58

A B C D
TK-7180/7189
PC BOARD
1
DISPLAY UNIT (X54-348X-XX) 0-10 : TK-7180 2-71 : TK-7189
Component side view (J72-0932-19)
2
LEFT UP
PSW
3
D907
4
LEFT DOWN
5
8
DM
7
HK
MIC
ME
J901
PTT
E
SB 2
6
1 BLC
7
DISPLAY UNIT (X54-348X-XX) 0-10 : TK-7180 2-71 : TK-7189
8
Foil side view (J72-0932-19)
Q911
SP2
D933
9
+ C918
1 BLC R963
R904
SB 2
R962
D905
E C912
IC901
PTT
C909
ME
R903
MIC
10
R901
7 HK
C917 C916
DM 8
D931
C907
D901
C908
CN902
11
L901
C913
12
C914
Q904 Q905
L902
R917 R918
13
14
E F G
D927
D928
S
Q909
R910
R909
Q901
R925
R905
C938
R907
R911
R919
Q902
R920 C924 C925
R927 R926
X901
R928
R929
R930
R931
R932
25
R914
R934
R933
R915
26
R935
R916
L908
1 GND
R913
L909
R940
R936
2 SPO
R941
R944
TP1
H I J K
DISPLAY UNIT (X54-348X-XX) 0-10 : TK-7180 2-71 : TK-7189
Component side view (J72-0932-19)
ED1
CP904
CP907
CP902
CP906
CP905
A < B
DISPLAY UNIT (X54-348X-XX) 0-10 : TK-7180 2-71 : TK-7189
Foil side view (J72-0932-19)
Q907
E
C
B
L905
R939
Q913
L906
100
1
76 75
C934
C931
C933
R956
C932
R957
R955
R958
76
100
IC902
IC903
75
CP909 1
L904
C920
L903 C922
50 51
25 26
L M N O
PC BOARD
C>
L907
15
GND
BLC1
12KEY(11)
12KEY(9)
12KEY(7)
12KEY(5)
12KEY(3)
12KEY(1)
1
51
50
P Q R S
TK-7180/7189
Ref. No. Address Ref. No. Address
RIGHT UP
D907 3C D920 4N
D909 3G D921 6F
D910 3H D922 6G
D929
D911 3I D923 6I
D912 3K D924 6O
D913 3L D925 6M
D914 3N D926 6K
D915 4G D927 3D
D916 4H D928 5D
RIGHT DOWN
D917 4I D929 3P
D918 4K D930 5P
D919 4L
D930
Component side
Layer 1
Layer 2
Layer 3
Layer 4
J72-0932-19
Foil side
Ref. No. Address Ref. No. Address
IC901 10C Q910 10D
IC902 12H Q911 9D
IC903 12K Q913 9H
Q901 10D D901 10C
Q902 10D D902 12D
Q904 12B D903 9F
CN903
Q905 12C D905 10C
Q906 10I D931 10B
14
SB
Q907 9I D932 10B
12KEY(12)
Q909 9H D933 9B
12KEY(10)
12KEY(8)
12KEY(6)
12KEY(4)
12KEY(2)
2
Component side
Layer 1
Layer 2
Layer 3
Layer 4
J72-0932-19
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14