Block Diagram - Main Section - Sony HCD-GTX88 Service Manual

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
Q596
SELECT
SWITCH
Q597
CD MUTE
Q540
65 18
CD SOURCE SOURCE
A-MUTE SEL 2 SEL 1
HCD-GTX88
RV1150
MIC AMP
MIC
IC1100
LEVEL
(2/2)
J1100 (2/2)
TAPE/TUNER
E X
SECTION
(Page 32)
TAPE/TUNER C
X
SECTION
(Page 32)
SIGNAL SELECTER
IC563
SIGNAL SELECTER
5 Y1
IC564
3
Y 1 Y0
5 Y1
2 Y2
4 Y3
9 A
10
B
DIGITAL DELAY
MIXER
IC1501
IC1500
2 LPF1IN LPF2OUT
3 LPF2IN
RCH LPF1OUT
OP2OUT
14 CLOCK
MULTIPLEXER
OP2IN
IC1503
11 A
10 B 3
COM
C
9
7 25 26 27 28
EFFECTOR
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC101
SAOUT 19
2 MIC
ST L 6 IND1
8
RECB1
3 INA1
TC PB L
OUT1 18
SWOUT 24
Y 3 4 IMB1
10
A
16
EFFECTOR BB A1
SELECT
BB B1 17
SWITCH
Q598
TCA1 11
12
TCB1
DATA 21
22
CLOCK
MIXER
IC1505
Q1508
9 5 7
Q1506
10
3 13
11
Q1500
12
BUFFER
Q1513
Q1502
BUFFER
Q1509
78 77
CTRL CTRL
SYSTEM CONTROL 1 3
IC401 (3/6)
33 33
EXCEPT AUS MODEL
L+R
J103
D-LIGHT
D101,102
SYNC OUT
D+4V REG
A+9V
Q325
DISPLAY/POWER
G X
SPEANA
SECTION
(Page 36)
D TAPE/TUNER
X
REC OUT L
SECTION
(Page 32)
AMP/SUBWOOFER
X F
F–L
SECTION
(Page 35)
MUTE
Q180
SURROUND VOLUME CONTROL
IC201
14 LFE VOL IN FL OUT 34
MUTE
Q607
DATA 17
18
CLOCK
DBFB
AMP/SUBWOOFER
X I
SWITCH DBFB F/B
SECTION
Q101
(Page 35)
LINE MUTE
Q544
SWITCH
Q608
RCH
SWITCH
Q591
81 82 75 80 79 66
DATA CLK Z CLK DATA LINE
GROOVE MUTE
M61529 FREQ M61530
HCD-GTX88
AMP/SUBWOOFER
SW OUT H X
SECTION
(Page 35)
• R-CH is omitted due to same as L-CH.
• Signal Path
: AUDIO
: TUNER
: CD PLAY
: TAPE PLAY (DECK A)
: TAPE PLAY (DECK B)
: MIC
• Abbreviation
AUS : Australian model