Tuner Block - Panasonic SV-MP710VGC Manual

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.
L GAIN
32
AGND
33
34
V CCD
I/O-MIXER
1st FM
RFI 1
35
RF GND
36
RFI 2
37
TAGC
38
39
TUNING SYSTEM
LOOP SW
(TO MAIN CIRCUIT CN2)
CN6
1
2
3
4
5
6
7
8
9
10
11
12
S.S.G
F=87.5MHz
Mod=30%
Mod f=400Hz
233.0mV P-P
IC1
C1BB00000997
FM TUNER
29 28
GAIN
STABILIZTION
RESONANCE
LIMITER
AMPLIFIER
2
N1
IF CENTER
FREQUENCY
ADJUST
AGC
Programmable
divider output
reference frequency
divider output
VCO
2 4 5
3
24
23
22
21
20
19
18
17
16
15
14
13
TP47
TP48
27 26
25
POWER
SUPPLY
DEMODULATOR
SOFT
MUTE
LEVEL
IF
ADC
COUNTER
SOFTWARE
MUX
PROGRAMMABLE
PROT
pilot
momo
2
I C-BUS
AND
3-WIRE BUS
6 7 8 9
IC6
Regulate
Voltage
FM RF Signal Line
SV-MP710V(GC/GK/GD/GN/GH) BLOCK DIAGRAM
2.8V
24 23
22
19
18
SDS
MPX
DECODER
XTAL2
17
CRYSTAL
OSCILLATOR
16
SWPORT1
15
SWPORT1
14
BUSENABLE
13
12
BUSMODE
11
W/R
[3.26]
(1.36)
(1.35)
[2.8]
IC6
[3.25] (0)
4 3
VIN VOUT
CE
VSS
[3.26]
1
2
(1.36)
[3] [0] (0)
(0)
HEADPHONE
MIC
PILFIL
PHASEFIL
X1
XTAL1
13MHz
[2.82]
(1.36)
4 3
VOUT
VIN
IC8
Regulate
CE VSS
1 2
Voltage
IC8 [0]
(0)