Main Section - Sony HCD-GRX80 Service Manual

HCD-GRX80/RXD8/RXD8S
Q Q
3 7 6 3 1 5 1 5 0
GRX80:EA3
– MAIN SECTION –
RV712
MIC
J711
LEVEL
MIX
MIC
IC712(1/2)
(Page 28)
DISPLAY
IC181(1/2)
SECTION
DJ-SIG
F
DJ-MUTE
GRX80:EA3
J101
VIDEO/IN
(AUDIO)
L
MD IN L
MD/VIDEO
(AUDIO)
OUT L
PB L
REC L
RELAY
A SHUT
B SHUT
B HALF/REC A/REC B
A HALF
A PLAY
B
B PLAY
T E
PB A / B L 1 3 9 4 2 2 9 6 5 1 3
NORM/HIGH
DECK BIAS ON/OFF
SECTION
RM ON/OFF
(Page 22)
NR ON/OFF
REC/PB PASS
CAPM CNT1
CAPM CNT2
ALC ON/OFF
LM ON/OFF
CAP M H/L
A TRG
B TRG
MS OUT
ST L
RDS DATA
RDS INT
ST-DOUT
FM/AM TUNER
ST-DIN
TUNER UNIT IS
SUPPLED AS THE STEREO
ASSEMBLED
TUNED
BLOCK
ST CE
ST-MUTE
ST-CLK
L CH
TBL. L
TBL. R
SCOR
TRAY SENS
HOLD
SENS
C X RST
CD CLK
CD DATA
DISC SENS
CD
SECTION SQ CLK
w w w
(Page 20) SQ DATA
X LAT
OUT-OPEN
ENC-1
ENC-2
ENC-3
LD IN
LD OUT
09
ECHO PROCESSOR
IC711
2 LPF 1 IN LPF 2 OUT 9
ECHO
LEVEL
R-CH
IC712(2/2)
IC181(2/2)
MUTE
Q181
EQ
IC101(1/2)
2 30
EQ Lch
42
V AMP
68
MD
69
SELECT
TC
66
SWITCH
58
TU
67
CD
57
65
R-CH
MICON
INTERFACE
34
33 32
1 2 3
100
91
90
89
88
87
86
84
83
82
81
80
79
75
74
85
78
76
73
72
77
1
38
2
47
3
48
54
50
51
52
49
53
55
63
65
19
61
57
56
59
37
35
60
33
32
58
x a o
71
70
69
. i
68
67
66
22
21
– 23 –
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VOLUME
IC101(2/2)
41 Lch
36
72
38 39 37
Q201
DBFB
SWITCH
Q111,112
BASS FRQ. 44
TC RELAY
A SHUT
B SHUT DBFB H/L 7
B HALF LINE MUTE 6
A HALF
3
A PLAY SW F RELAY
B PLAY SW
Q Q
PB A/B 3 7
WAKE UP 18
EQ H//N
ST-BY LED/CLOCK OUT 39
BIAS
REC MUTE
IIC DATA 30
NR ON/OFF
IIC CLK 29
R/PB PASS
CAPM CNT1 TIMER LED 26
CAPM CNT2
RESET 12
ALC
RESET
TC MUTE
SWITCH
CAP M H/L
Q501
A TRG
AC CUT 22
B TRG
(CHECK)
AMS IN MASTER CONTROL
3
IC501
493-LAT
RESET
493-DATA
IC502
493-CLK
1
ST DIN
D503
STEREO
TUNED
+5.6V
ST CE
X-OUT 13
ST MUTE X613
16MHz
ST DOUT
X-IN 15
ST CLK
TBL L
TBL R
XC-IN 10
X601
SCOR
32.768KHz
T SENS
XC-OUT 11
HOLD
SENS
RY-SW 36
XRST
CD CLK
CD DATA
POWER 2
DISC SENS
SQ CLK
CD POWER 5
SQ DATA
XLT
u 1 6 3 FL SW 42
OUT OPEN
y
STBY RELAY
43
ENC1
ENC2/DISC-LED
ENC3/UP-SW
STK MUTE 1
LOAD IN
LOAD OUT
RXD8,
RDS DATA
PROTECTOR 27
RXD8S
RDS INT
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2 4
8 9 9
MUTE
Q113
J191
MUTE SUPER
Q191 WOOFER
MUTE
MUTE SW
Q192
Q509
6 3 1 5 1 5 0 8 9
MUTE SW
Q508
m
c o
.
– 24 –
2
8 9 9
SPE SIG
E
WAKE UP
STANDBY LED
DISPLAY
IIC DATA
SECTION
IIC CLK
(Page 27)
TIMER LED
RESET
FRONT
DBFB
F RELAY
2 4 9 8 2 9 9
D
POWER
SECTION
(Page 25)
• R CH: Same as L ch
• SIGNAL PATH
: FM
RY-SW
: CD
: PB
POWER ON/OFF
: REC
CD POWER
: VIDEO/MD
• Abbreviation
FL SW ON/OFF
STANDBY RELAY
EA3 : Saudi Arabia model.
ON/OFF
STK MUTE
PROTECTOR