Pioneer MVH-X285FD Service Manual - Page 34

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Pioneer MVH-X285FD Service Manual
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KEYBOARD UNIT

SEG32
61
SEG33
62
SEG34
SEG34
SEG32
SEG11
63
SEG35
SEG35
SEG33
SEG10
SEG36
64
SEG36
65
SEG37
SEG37
66
SEG38
SEG38
67
SEG39
SEG39
68
SEG40
SEG40
PD6586A8
69
SEG41
SEG41
IC1801
SEG42
70
SEG42
71
SEG43
SEG43
72
SEG44
SEG44
73
SEG45
SEG45
74
SEG46
SEG46
75
SEG47
SEG47
SEG50
KDT1
SEG48
76
SEG48
77
SEG51
KDT0
SEG49
SEG49
78
SEG50
79
SEG51
80
5MHz
DGND
CAW2056
B
KEY MATRIX
GRILLE uCON
S1821
S1822
1
2
1
2
SEG11
LEFT
EJECT
40
SEG10
39
SEG9
KST0
SEG9
38
SEG8
SEG8
S1827
S1828
37
SEG7
SEG7
1
2
1
2
36
SEG6
SEG6
EQ
LIST
35
SEG5
SEG5
34
SEG4
1
2
1
2
SEG4
33
S1842
S1840
SEG3
SEG3
KST1
32
SEG2
SEG2
S1843
31
SEG1
1
2
S1831
SEG1
30
SEG0
1
2
1
2
SEG0
29
COM3
S1830
COM3
DISP
6
28
COM2
KST2
COM2
27
COM1
COM1
26
COM0
S1835
S1834
COM0
25
KDT3
1
2
1
2
KDT3
24
KDT2
2
3
KDT2
23
KDT1
KST3
22
KDT0
21
S1837
1
2
S1838
SOURCE
1
2
SRC
DGND
*IC1941
SIR8440B5
DGND
L1801
NM
R1942
*R1944
NM
100
DGND
*1
COLOR 2
NM
*1
D1952-D1966
NM
RED
D1968-D1981
FC-1608SXK630D08
R1953
NM
R1954
NM
R1955
NM
R1956
NM
R1957
NM
R1958
NM
R1959
NM
R1960
NM
R1961
NM
R1962
NM
R1963
NM
R1964
NM
R1965
NM
R1966
NM
R1967
NM
R1968
NM
R1969
NM
R1970
NM
R1971
NM
R1974
NM
R1975
RS1/10SR562J-T
R1976
NM
R1977
NM
R1978
RS1/10SR102J-T
R1979
NM
R1980
RS1/10SR102J-T
R1981
NM
R1982
RS1/10SR152J-T
R1983
NM
R1984
RS1/10SR102J-T
R1985
NM
R1986
RS1/10SR102J-T
R1987
NM
R1988
RS1/10SR102J-T
R1989
NM
R1990
NM
REFERENCE AREA MAP
GRILLE uCON&LCD
1801-1820
AUX
1921-1930
S1823
KEY MATRIX
1821-1850
CONNECTOR 1931-1940
1
2
& ROTARY
RIGHT
REMOTE
1941-1950
USB
1911-1920
LED
1951-2000
S1829
1
2
S1839
BACK
KDT2
5
2
1
2
3
S1841
4
KST1
1
S1832
S1833
CSD1193
DGND
1
2
1
2
MULTI-CONTROL
4
5
S1836
2
1
1
REMOTE
ILLUMINATION
*1
BLUE/GREEN
ILM BT
*Q1951
*Q1952
NM
NM
*Q1953
4
3
2
5
6
1
NM
ILMCLR
ILMGND
ILLUMINATION CONTROL CIRCUIT
L1921
NM
R1921
AUX
0
AUX:+2.2dBs
3
L1922
2
1
NM
R1922
0
JA1921
CKN1090
L1923
NM
R1923
0
5V
R1931
2.2k
R1932
2.2k
DGND
ILM+B
COLOR 1
RED/AMBER
NM
JA1911
CKS6443
1
2
3
4
5
6
D1968-1971,1973-1981:FC-1608SXK630D08
ILLUMINATION CONTROL CIRCUIT
SINGLE COLOR1
REF. PART
RED/AMBER
R1991
NM
USBGND
R1992,R1994
NM
R1993,R1995
NM
R1996
RS1/10SR0R0J-T
Q1953
NM
CONNECTOR
CN1931
CKS6451-
1
DGND
2
ILMGND
DGND
3
SWVDD
4
ROT1
5
ILM+B
6
ROT0
7
USBGND
8
KYDT
9
USBGND
A
10
DPDT
11
USB5V
12
BTPW
CN1201
13
DM
14
NC
15
DP
16
AUXGND
17
AUXR
18
SOURCE
19
AUXL
20
DSENS
DGND
ILMGND
USB
DGND
USB:-20.0dBs
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