Schematic Diagram -Key Section - Sony CDX-M730 Service Manual

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