MDX-M690
38
38
CN1
IC1
D7
R30
C1
C4
R43
C8
C5
R41
C7
C6
R42
R36
R40
R38
R39
C2 C3
R33
D8
R44
R45
CN2
S1
LSW
2
LED8
LSW6
LSW7
LSW9
LSW12
LSW11
LSW10
LSW15
LSW18
LED9
LSW
22
LSW20
LED1
LED2
LCD1
LIQUID CRYSTAL DISPLAY
S2
S4
LED10
LED11
LED12
LED13
LED14
LED15
LED16
LSW1
LSW5
S3
S7
S8
S9
S12
S11
S13
S10
C9
R55
Q1
Q2
Q3
R1
R2
R3
R4
R5
R6
R7
R8
R13
R54
R53
R32
R52
R31
R22
R21
R51
R29
R20
R49
R28
R19
R12
R11
R10
R9
R18
R27
R37
R48
R26
R17
R16
R25
R35
R47
R34
R24
R15
R23
R14
LED3
LED4
LED5
LED6
LED17
LED18
S14
S15
C10
LED7
K
A
LSW13
KEY BOARD
(CONDUCTOR SIDE)
1-681-389-
11
(11)
D
DISPLAY BOARD
CN60
C
MAIN BOARD
CN604
FRONT PANEL
DETACH DETECT
KEY BOARD
(COMPNENT SIDE)
1-681-389-
11
(11)
LSW1, 5, 13, 20, 22
A1
S1
A2
K1
S2
K2
K1
S2
K2
A1
S1
A2
A2
S1
A1
K2
S2
K1
K1
S2
K2
A1
S1
A2
K1
S2
K2
A1
S1
A2
K1
S2
K2
A1
S1
A2
K1
S2
K2
A1
S1
A2
LED3-18
A
K
A
K
K
A
A
K
K
A
K
A
A
K
A
K
K
A
A
K
K
A
K
A
A
K
A
K
LED3-6
(KEY ILLUMINATION)
SCRL
LED12, S8
DSPL, PTY
LED11, S9
+
–
CLOSE
LED7, S2
OFF
LED10, S7
MODE
LED8, S3
SOURCE
LCD
BACK LIGHT
AF
REP
1
SHUF
2
3
4
5
6
TA
SOUND
LED16, S13
ENTER
LED13, S10
Z
LED9, S4
K
A
A
K
DISC –
EQ7
LED18, S15
>
M
.
m
DSO
LED17, S14
DISC +
MENU
LED15, S12
LIST
LED14, S11
LCD
BACK LIGHT
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
A
6-17. PRINTED WIRING BOARD – KEY Board –
•
See page 26 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D7
H-8
D8
H-9
IC1
G-8
LED1
C-4
LED2
C-10
LED3
D-2
LED4
C-3
LED5
D-2
LED6
D-3
LED7
D-1
LED8
D-3
LED9
D-13
LED10
D-10
LED11
B-3
LED12
B-2
LED13
D-13
LED14
B-13
LED15
B-11
LED16
D-11
LED17
C-12
LED18
D-12
Q1
B-4
Q2
B-4
Q3
D-4
(Page 40)
(Page 30)
Содержание MDX-M690
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