Keyboard Unit - Pioneer DEH-X36UI/XNUC Service Manual

1

10.2 KEYBOARD UNIT

A
26
SEG19
27
SEG20 S19
S20
28
SEG21
S21
29
SEG22 S22
30
SEG23
S23
31
SEG24
S24
32
SEG25
S25
33
B SEG26
S26
34
SEG27
S27
35
SEG28
S28
36
SEG29
S29
37
SEG30
S30
38
SEG31
S31
39
SEG32
S32
40
SEG33
S33
41
SEG34
S34
42
SEG35
S35
43
SEG36
S36
44
SEG37
S37
45
SEG38
S38
46
SEG39
S39
47
SEG40
S40
48
SEG41
S41
49
SEG42
S42
50
SEG43
S43
C
D
E
F
B
46
1
2
GRILLE uCON
IC1802
PDC202B
V1802
SEGMENT LCD
CAW2041-
DEH-X36UI/XNUC
2
3
1u/10
C1804
X1801
5MHz
CSS1547-
DGND
DGND
100
DPDT
99
URX/P35 KYDT
UTX/P34
98
RMIN/P73/INT/T0IN
97
KDT3
P07
96
KDT2
P06
95
KDT1
P05
94
KDT0
P04
93
KST3
P03
92
KST2
P02
91
KST1
P01
90
KST0
P00
89
P71/INT1/T0HCP
R1809
47k
88
P70/INT0/T0LCP
87
C1802 0.1u/10
V1
86
0.1u/10
C1801
V2
85
C1803 0.1u/10
V3
84
COM3
COM3
83
COM2
COM2
82
COM1
COM1
81
COM0
COM0
80
S73
79
S72
78
S71
S70 77
S69
76
SEG69
ILMGND
RGB
3
4
KEY MATRIX
S1821 S1822 S1823
4 2 4 2 4
3 1 3 1 3
CSG1155- CSG1155- CSG1155-
LEFT
EJECT RIGHT
KST0
S1826 S1828
4 2 4 2
3 1 3 1
CSG1155- CSG1155-
LIST
MIX
KST1
S1834 S1835 S1836
4 2 4 2 4
3 1 3 1 3
CSG1155- CSG1155- CSG1155-
DISP
6
KST2
S1838 S1839 S1840
4 2 4 2 4
3 1 3 1 3
CSG1155- CSG1155- CSG1155-
2 3
KST3
S1842
SOURCE 4 2
3 1
CSG1155-
DGND
SOURCE
IC1941
PNJ4833M
REMOTE
R1942
R1944
NM
100
R1941
NM
DGND
RED Key
GREEN Key
BLUE Key
B R G B R G
4
S1824
2 4 2
1 3 1
CSG1155-
BAND
S1832
4 2
3 1
CSG1155-
BACK
S1837
2 4 2
1 3 1
CSG1155-
4 5
2
1
1
MU
C1855
1u/10
C1854
0.01u/16
DGND
B R G