Block Diagram - Main Section - Sony HCD-GNX60 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-4. BLOCK DIAGRAM – MAIN SECTION –
J1100(1/3)
MIC 1 RV1100
MIC LEVEL
J1101(1/3)
3 1
MIC AMP
MIC 2
IC1100(1/2)
J1100(2/3)
J1101(2/3)
LPF1
2
IN
J101
L
MD/VIDEO
AUDIO
IN R R-CH
L
TV
AUDIO
IN R-CH
R
TC-PB-L
TAPE SECTION C
(Page 28)
ST-L
TAPE SECTION E
(Page 28)
CD-L
CD SECTION
A
(Page 27)
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
HCD-GNX60/GNX70/GX9900
6 7
MIC AMP MIC OUT
+
IC1100 (2/2)
J1100(3/3)
J1101(3/3)
DIGTAL
LPF2
ECHO 9
OUT
IC1101
ECHO LEVEL
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC101
IND1
6
INB1
INPUT
4
INA1 SELECT
3
INC1 SWITCH
5
INEX1
7
R-CH
SYSTEM CONTROL
IC401
(3/5)
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C
MID/
TOUT1
A
BASS & 14
B
TREBLE
C
A
R-CH
+
B
SURROUND OR
DPL BUFFER
SAOUT
+
19
+
Q Q
3 7 6
Q544,545
BUFFER
66
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REC-OUT-L
R-CH
SWOUT
+
24
VOLIN1
VOLUME
15 OUT1
CONTROL
18
CPU
COMMAND
INTERFACE
21 22 16 17
Q101
A+9V
R-CH
3 1 5 1 5 0 8 9
R-CH
MUTE
Q180, 181
81 82
• R-CH is omitted due to same as L-CH.
• SIGNAL PATH
: TUNER (FM/AM)
: CD
: TAPE PLAY
: RECORD
: MIC INPUT
m
c o
.
HCD-GNX60/GNX70/GX9900
8 2 9 9
TAPE
D
SECTION
(Page 28)
DISPLAY
SPEANA
F
SECTION
(Page 31)
AMP
DBFB F/B
SECTION
G
2 4 9 8 2 9 9
(Page 30)
F-R
AMP
H
SECTION
(Page 30)
F-L