Schematic Diagram - Tu Board - Sony ZS-YN7 Service Manual

6-7. SCHEMATIC DIAGRAM – TU Board –
AM FERRITE-ROD
ANTENNA
JC12
0
JC24 L11
0
1µH
ANT1
FM TELESCOPIC
ANTENNA
C32
0.001
D10 D11
1SS355 1SS355
ZS-YN7
• See page 32 for IC Block Diagrams. • See page 31 for Waveform.
L3
C41
220p
D3 C42
KV1520NT 100p
C43
22p
CT3
JC11
0 R41 C49 R40 C47
10k 0.01 220k 10p
R32 R30 C80
100k 15k 0.01
C35 C33 C31
CT1
0.01 0.01 22p
L2
FM OSC
L1
FM
C34 C30
0.01 RF 0.01
R31
3.3k
R24
FM
220
FREQUENCY
COVERAGE
C13
0.01
(US,CND,E,MX)
JC13 C12
0 4.7
50V
C11
0.1
T1
AM IFT
TP
C1
(ANT)
47p
CF4
R2 JC6
470 0
R1
R3
330
10k
CF2
C10
C4 C8
1
0.001 0.001
50V
R50
1k
L4
AM OSC
R91
220
AM
FREQUENCY
COVERAGE
C39
0.1
C51
C37 22p
0.01
X1
75KHz
R11
3.3k
JC3 C21
C24 C22
0 1
220p 0.1
50V
C23
C20
1
0.1
50V FM/AM PLL
IC2
LC72137M-TLM
FM/AM RF AMP,
C61
MIX,OSC,IF AMP,
100p
DET,MPX
C62
IC1 100p
TA2149BN
C63
100p
C9 C7
10p 5p
T2
FM IFT
JC4
0
* C14,15
0.022 (US,CND,E,MX)
0.01 (SP,KR,AUS)
JC33 0
JC2 0
JC34 0
C77 C78 C29
C18 4700p 4700p 100
C14 C15
220 10V
* *
10V (SP,KR,AUS)
23 23
R52 R65 R63
0 10k 10k
C65
C53 C56
4.7
0.22 0.001
50V
C54
R51 220
10k 10V
C52 C59 R54
10p 100p 470
C95
0.001
C55
100p
R53 C57
15k 0.001
C60
0.001
R4
10k
R94
1k
C68
R92 C66 100p
220 100p
R13
1k
R61 R60 R59 R58
2.2k 2.2k 2.2k 2.2k
R10 47 JC1 0
C27 C26
TP
100p 100p
(GND)
ZS-YN7
TP
(VT)
JC5
0
R56
330
L21
10µH
CNP1
11P
(Page 27)
TU-MUTE
TU-COUNT
TU-CLOCK
TU-DATA
TU-CE
TU-LCH
RADIO 6V
(Page 26)
TU-RCH
GND
VT
S GND