Block Diagram - Main Section - Sony HCD-GNX600 Service Manual

HCD-GNX600
7-3. BLOCK DIAGRAM – MAIN SECTION –
ALC MIC VOL
J1450(1/3)
MC1P
15
MIC 2
ALC
MIC
J1400(1/3)
MC2P VOL
16
MIC 1
J1400(2/3)
J1450(2/3)
J501
L
AUDIO
IN
R
R-CH
CD-L
A
CD SECTION
(Page 26)
TC-PB-L
C
TAPE/TUNER SECTION
(Page 27)
ST-L
E
TAPE/TUNER SECTION
(Page 27)
HCD-GNX600
IC1400
DIGTAL ECHO
AD IN
23
+ + PRE ADPCM ADPCM
ADC DELAY DAC
LPF ENCODE DECODE
VOLUME
CONTROL
5 6 7
RV1401
RV1402
MIC 2 ECHO
LEVEL
LEVEL
RV1400
MIC 1
LEVEL
59
5
R-CH
INPUT
+
4 SELECT
SWITCH
1
3
MCU
COMMAND
INTERFACE
35 34
83 84
IC401(3/5)
SYSTEM CONTROL
DA OUT
25
IC1401
ECHO
MIC AMP
VOL
POOUT
POST +
S/H 29 3 7
LPF
14
IC101(2/2)
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
TONE
+
SURROUND
R-CH
53
J506
L+R
3
D+4V 2
1
88
28 28
MIC OUT
J1400(3/3)
J1450(3/3)
23 24 28
+
31
30
R-CH
29
37
R-CH
D-LIGHT
SYNC OUT
• R-CH is omitted due to same as L-CH.
• SIGNAL PATH
: AUDIO
: TUNER (FM/AM)
: CD
: TAPE PLAY
: RECORD
: MIC
REC-OUT-L
TAPE/TUNER
D
SECTION
(Page 27)
FRONT-L
AMP
B
SECTION
SW (Page 29)
FRONT-R