19
19
ZS-SN10
ZS-SN10
5-7. SCHEMATIC DIAGRAM – TUNER BOARD –
• See page 26 for IC Block Diagrams.
• See page 26 for Waveform.
CNP1
C20
R30
R31
C34
D2
C33
C35
C31
C30
C24
C22
C23
C37
R52
C53
C65
R91
R50
R10
C29
C27
C26
R61
R60
R59
R58
R92
C61
C62
C63
C66
C68
R94
C51
C52
R51
C59
R53
C95
C55
R54
C54
C56
C57
R65
R63
R4
R13
C1
C11
C4
CF4
CF2
C8
C10
C12
C9
C47
C39
R40
R41
C49
C41
C42
C43
R32
D1
C32
D11
D10
C60
C80
R24
TP
JC5
JC1
JC4
JC33
JC2
JC6
R1
JC13
JC3
JC12
JC11
L2
L1
L3
L4
IC1
TP
ANT1
TP
T2
C18
D3
IC2
T1
CT1
CT3
R11
C21
R3
X1
R2
L11
C7
JC34
R56
L21
11P
0.1
22k
4.7k
R33
10k
0.01
KV1471E
0.01
C13
0.01
0.01
22p
0.01
220p
0.1
1
50V
0.01
0
0.22
4.7
50V
220
1k
47
100
10V
100p
100p
2.2k
2.2k
2.2k
2.2k
220
100p
100p
100p
100p
100p
1k
22p
10p
10k
100p
4.7k
1000p
100p
470
220
10V
1000p
1000p
10k
10k
10k
1k
47p
0.1
1000p
1000p
1
50V
4.7
50V
10p
10p
0.1
220k
10k
JC24
0
0.01
220p
100p
22p
100k
KV1471E
1000p
1SS355
1SS355
1000p
0.01
220
(GND)
0
0
0
0
0
0
470
R5
1K
0
0
0
0
TA2149BN
(ANT)
(VT)
220
10V
KV1520NT
LC72137M-TLM
C14
∗
C15
∗
∗
C14, 15
0.01 (SP, TW, KR, TH, AUS)
0.022 (US, CND, E, MX)
C78
4700p
C77
4700p
2.2k
1
50V
10k
75KHz
470
5p
0
220
A-GND
R-VT
AM OSC
FM OSC
VCC1
IF-OUT
DET-OUT
MPX-IN
R-OUT
L-OUT
ST-IND
QUAD
GND2
IF-IN
AM
IF-IN
FM
VCC2
AGC
LPF1
/BAND
LPF2
/MO-ST
GND1
FM
RF-IN
RF-OUT
AM
RF-IN
FM
OSC-
OUT
OUT
MIX-
C
U
T
A
M
LO
W
C
E
D
I
C
L
D
O
B
A
N
D
S
T
-IN
D
IF IN
X
O
U
T
X
IN
L
P
-O
U
T
L
P
-IN
P
D
V
S
S
V
D
D
M
O
/S
T
FM
IN
A
M
IN
M
U
T
E
AM IFT
FM
OSC
FM
RF
ANTENNA
AM OSC
FM/AM RF AMP,MIX,OSC,
FM/AM IF AMP,DET,MPX
FM TELESCOPIC
ANTENNA
FM/AM PLL
IFT
FM
AM FERRITE-ROD
R-MUTE
R-COUNT
R-CLOCK
R-DATA
R-CE
TU-L
RADIO 6V
TU-R
S-GND
B
AN
D
M
W
/LW
1
µ
H
10
µ
H
(US, CND,E, MX)
(US, CND, E, MX)
(SP, TW, KR, TH, AUS)
(SP, TW, KR, TH, AUS)
B
MAIN
BOARD
(1/2)
CN802
(Page 22)
AM FREQUENCY
COVERAGE
FM FREQUENCY
COVERAGE
R14
1k
R55
10K
R57
100
11
TUNER
Ver. 1.2