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SV-MP500VGK / SV-MP500VGH / SV-MP500VGC / SV-MP500VGD / SV-MP500VGN
A
TUNER BLOCK
Notes :
Radio (analog) Signal Line.
REC Signal Line.
MP3 and FM and IC REC Signal Line.
FM RF Signal Line.
Voltage from negative terminal of battery.
( )...MP3 position,[ ]...FM position.
No mark...MP3 and FM position.
LOOP SW
(TO MAIN CIRCUIT CN2)
10
11
12
S.S.G
F=87.5MHz
Mod=30%
Mod f=400Hz
233.0mV P-P
IC1
C1BB00000997
FM TUNER
29
L GAIN
32
GAIN
AGND
STABILIZTION
33
34
RESONANCE
LIMITER
AMPLIFIER
V CCD
I/O-MIXER
2
1st FM
N1
RFI 1
IF CENTER
35
FREQUENCY
ADJUST
RF GND
36
AGC
RFI 2
37
TAGC
38
39
TUNING SYSTEM
reference frequency
divider output
VCO
2
4
5
3
CN6
1
24
2
23
3
22
4
21
5
20
6
19
18
7
8
17
9
16
15
14
13
28
27
26
25
POWER
SUPPLY
DEMODULATOR
SOFT
MUTE
LEVEL
IF
ADC
COUNTER
Programmable
divider output
SOFTWARE
MUX
PROGRAMMABLE
PROT
2
I C-BUS
AND
3-WIRE BUS
6
7
8
9
Regulate
Voltage
FM RF Signal Line
SV-MP500V(GK)(GH)(GC)(GD)(GN) BLOCK DIAGRAM
18
2.8V
TP47
TP48
24
23
22
19
18
SDS
MPX
DECODER
XTAL2
17
CRYSTAL
XTAL1
OSCILLATOR
16
SWPORT1
15
SWPORT1
14
pilot
BUSENABLE
13
momo
12
BUSMODE
11
W/R
[3.26]
(1.36)
(1.35)
[2.8]
IC6
[3.25]
(0)
4
3
VOUT
VIN
CE
VSS
[3.26]
1
2
(1.36)
[3]
[0] (0)
(0)
IC6
HEADPHONE
MIC
PILFIL
PHASEFIL
X1
13MHz
[2.82]
(1.36)
4
3
VIN
VOUT
IC8
Regulate
CE
VSS
1
2
Voltage
IC8
[0]
(0)
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