Read Sony CDX-M730 Service Manual online
43
43
CDX-M730
4-16. SCHEMATIC DIAGRAM — KEY SECTION —
(Page
39)
CN2
C9
C10
LCD1
LSW20(2/2)
LSW22(2/2)
LSW15(2/2)
LSW12(2/2)
LSW18(2/2)
LSW11(2/2)
LSW9(2/2)
LSW8(2/2)
LSW13(2/2)
LSW10(2/2)
LSW7(2/2)
LSW5(2/2)
LSW2(2/2)
LSW6(2/2)
IC1
C5
R41
C6
C7
C8
C7
C8
R42
R43
R44
R45
R39
R38
R38
R40
R36
C4
C3
C2
D8
LSW1(2/2)
R32
R29
R27
LED2
LED1
R31
Q3
Q2
R33
R30
C1
D7
R14
LSW10(1/2)
LSW11(1/2)
R1
LSW12(1/2)
LSW15(1/2)
R15
R2
R16
S13
LSW9(1/2)
R3
R4
LSW8(1/2)
S15
R17
S14
LSW7(1/2)
R18
R5
R19
LSW13(1/2)
LSW6(1/2)
R6
R20
S12
S3
R7
R21
LSW20(1/2)
LSW5(1/2)
R8
R22
S11
S9
R9
R23
LSW22(1/2)
S8
R10
R11
LSW1(1/2)
S10
R24
LSW18(1/2)
R25
S2
R12
R26
S4
LSW2(1/2)
R13
S7
CN1
S1
R28
Q1
LED4
LED3
LED6
LED5
LED8
LED10
LED7
LED11
LED12
LED17
LED18
LED15
LED14
LED16
LED13
LED9
R34
R35
R55
R37
R47
R48
R49
R51
R52
R53
R54
R50
R46
Note:
• Voltage is dc with respect to ground
under no-signal (detuned) condition.
no mark : FM
no mark : FM
(Page 45)
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