Block Diagram - Main Section - Sony HCD-GTX66 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-3. BLOCK DIAGRAM — MAIN SECTION —
MIC AMP
IC1100
J1100
(1/2)
(1/2)
MIC
CD LCH
RF/SERVO
A X
SECTION CD RCH CD RCH
(Page 31)
MUTE
Q250
J101
L
AUDIO
IN
RCH
R
L
VIDEO
IN
R RCH
SELECT
SWITCH
T E
L 1 3 9 4 2 2 9 6 5 1 3
Q596
SELECT
SWITCH
Q597
CD MUTE
Q540
65 18 7
CD SOURCE SOURCE
A-MUTE SEL 2 SEL 1
w w w
HCD-GTX66/GTX77
RV1150
MIC AMP
MIC
IC1100
LEVEL
(2/2)
J1100 (2/2)
TAPE/TUNER
E X
SECTION
(Page 32)
TAPE/TUNER
X C
TC PB L
SECTION
(Page 32)
SIGNAL SELECTER
IC563
SIGNAL SELECTER
5 Y1
IC564
Y 3 1
Y0
Y 3
5
Y1
2
Y2
10
A
4 Y3
9 A
10
B
DIGITAL DELAY
MIXER
IC1501
IC1500
2 LPF1IN 9
LPF2OUT
3 LPF2IN 10
RCH LPF1OUT
OP2OUT 11
14 CLOCK
MULTIPLEXER
OP2IN 12
IC1503
11 A
10 B 3
COM
9 C
25 26 27 28
EFFECTOR
x a o
y
. i
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INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC101
SAOUT 19
A+9V
2 MIC
ST L
6 IND1
RECB1 8
3 INA1
OUT1 18
4 IMB1
EFFECTOR BB A1 16
SELECT
BB B1 17
SWITCH Q Q
3 7 6
Q598
TCA1 11
12
TCB1
21
DATA
CLOCK 22
MIXER
IC1505
Q1508
5 7
Q1506
3 13 RCH
Q1500
BUFFER
Q1513
Q1502
BUFFER
Q1509
78 77
CTRL CTRL
SYSTEM CONTROL 1 3
IC401 (3/6)
u 1 6 3
.
33 33
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2 4
8 9 9
L+R
J103
D-LIGHT
D101,102
SYNC OUT
D+4V REG
Q325
DISPLAY/POWER
G X
SPEANA
SECTION
(Page 36)
TAPE/TUNER
D X
REC OUT L
SECTION
(Page 32)
AMP/SUBWOOFER
F X
F–L
SECTION
(Page 35)
MUTE
Q180
DBFB
AMP/SUBWOOFER
I
SWITCH DBFB F/B X
SECTION
Q101
(Page 35)
LINE MUTE
3 1 5 1 5 0 8 9 2
Q544
SWITCH
Q608
• R-CH is omitted due to same as L-CH.
• Signal Path
SWITCH
Q591
81 82 75 66
DATA CLK Z LINE
GROOVE MUTE
M61529 FREQ
m
c o
HCD-GTX66/GTX77
2
8 9 9
4 9 8 2 9 9
: AUDIO
: TUNER
: CD PLAY
: TAPE PLAY (DECK A)
: TAPE PLAY (DECK B)
: MIC