Read Sony SRS-RF80R / SRS-RF80RK / TMR-RF80 Service Manual online
14
14
SRS-RF80R/RF80RK/TMR-RF80
(TMR-RF80R)
• R-ch is omitted due to same as L-ch.
• Signal path.
• Signal path.
L
: AUDIO
F
: FM
J401
S401
NOISE FILTER
NOISE
FILTER
ALC
AMP
CH2
AMP
BUFFER
Q401
AMP
D404,405
RECT
DIVIDER
BUFFER
OSC
AMP
TIME
DIVISION
MPX
J402
OFF
L
R
R-CH
R-CH
R-CH
R-CH
14
9
8
7
6
CH1
AMP
1
X401
38kHz
RV403
LPF
IC403
STEREO MPX
+5V
REG
Q404
B+
SWITCH
IC402
ANT401
D401
POWER
AUDIO IN
B
A
MOD
DI
CL
CE
DI
CL
CE
ANT
5V
T-OUT
B+
5V
5V
(VCO UNIT)
I
MODULATION
S402
CHANNEL
1
2
3
J404
DC IN 9V
Q402
+3.6V
REG
13
1
1
3
IC401
ON
(STEREO COMPOSITE SIGNAL)
3.6V
B+
3.6V
B+
B+
IC405 (2/2)
COMP.
7
5
6
B+
IC405 (1/2)
COMP.
1
3
2
15
6
7
9
12
13
11
IC404
SYSTEM CONTROL
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