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| RX-5220LS
RX-5220LS
| (RADIO CIRCUIT) MODEL RX-5220LS
Q2
IC3
0A90
2s0829
RVIBA1330
AM DET
FM METER
AMP
:
FM MPX
UPCIOISCE ~=—»-2-OA90
=M IF AMP
FM DET
(ONV & IF AMP
FM METER
RECT
MEM
EM
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op.
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:
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ere
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42
To Audio Block
df
|S
1 3
OSC
Be
STEREO
;
flea Po
SWITCH
oh
Se
IC3
ees
sate
RADIO CIRCUIT BOARD
FM
STEREO
POSITION
1
5.5V
5
2.6V
9
2.6V
13
1.3V
1.77V
10.9V
10
1.3V 14
1.3V
2.0V
OV
1
1.3V 15
1.3V
2
3
4
2.6V
6
7
8
0.2V
12
0.1V
16 2.68V
IC]
FM
113.42V
2 |4.16V
3 /4.15V
4)
OV.
5 |4.45V
6 /4.41V
7 |3.49V
Q]
FM
C/4.58V
B/1.15V
E |0.46V
le)970mA
Q2
FM
C/4.16V
B|0.72V
E;
OV
[le OmA
IC2
FM/0.5V
FM]
3.9V
FM|
0V
FM;
OV
AM/5.1V
AM;
OV
;
AM)
QV
ue AM]!
0.6V
FM|0.7V
FM)
5.0V
10 FM!
OV
14
FM;
OV
AM)
0V
AM!
0V
AM/0.75V
AM}
0.7V
FM|
OV
FM
cere
FM|
OV
15
FM|
OV
AM|
0V
AM!
OV
AM/5.16V
AM)5.16V
FM/3.3V
FM;
3.9V
FM;
OV
FM;
OV
AM|
0 V
AM!]
OV
re AM]/5.17V
re AM]!
0.7V
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