Block Diagram - Main Section - Sony XR-CA610X Service Manual

XR-CA610X
Q Q
3 7 6 3 1 5 1 5 0
6-2. BLOCK DIAGRAM – MAIN Section –
CNJ151 (1/2)
L
BUS
AUDIO IN
R R-CH
AM
(Page 19) B
TAPE L
(Page 19) C
MPX
A
(Page 19)
T E
L 1 3 9 4 2 2 9 6 5 1 3
LEVEL
E
(Page 19)
SDA, SCL
D
(Page 19)
w w w
INPUT SELECT,
ELECTRICAL VOLUME
IC331
PDL
LOUDNESS SOFT TONE OUTPUT
4
VOLUME MUTE CONTROL SELECTOR
AM/MPX2
9
TAPE-L
44
AMIF PULSE
10
AM/FM NOISE
FORMER
BLANKER
DEMODULATOR
PILOT
12 LPF STEREO ADJUST
CANCELATION
MPX
STEREO BLEND
PILOT DET
D/A
PLL
DIGITAL
CONVERTER
CONTROL
IIC BUS QUAL
19 20 16 17 13
SDA
SCL
45 47 59
SYSTEM CONTROLLER
IC501 (2/3)
x a o
y
. i
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OUTLF
28
MONO
LINE DRIVER
MIXER
OUTLR
FADER
27
Q621, 622
HIGH-
CUT
R-CH
Q Q
3 7 6
14
50
BEEP 35
AMPATT 49
AMPON 48
TESTIN 66
u 1 6 3
TELATT 40
20 20
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2 4
8 9 9
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
IC191
MUTING MUTING
Q181 Q171
MUTING
CONTROL R-CH
R-CH
(FRONT)
R-CH
(REAR)
BUFFER BUFFER
IC292 IC192
3 1 5 1 5 0 8 9
m
c o
LEVEL SHIFT
Q583
.
2
8 9 9
: FM
: AM
: TAPE PLAY
: BUS AUDIO IN
CNJ151 (2/2)
L
AUDIO OUT
FRONT
R
L
AUDIO OUT
REAR
R
2 4 9 8 2 9 9
POWER AMP
CN781 (1/2)
IC751
1
FL+ 5 FL+
12 FL-IN
9
FL– 3 FL–
4
FR+ 21 FR+
14 FR-IN
12
23
FR– FR–
2
9
RL+ RL+
11 RL-IN
10
RL– 7 RL–
3
RR+ 17 RR+
15
RR-IN
11
RR– 19 RR–
16 AUX
22
MUTE
4 STNBY
15
TEST
13
TEL-ATT