Sony HCD-XGV6 Service Manual page 26

HCD-XGV6/XGV8/XGV10AV
Q Q
– MAIN SECTION –
3 7 6 3 1 5 1 5 0
RV802
MIC LEVEL
J801
GUITAR AMP
MIC 1
IC850(1/2)
J802
MIC 2
DIGTAL
LPF1
LPF2
ECHO
1 8
IN OUT
IC851
CD-L
(Page 24) A
PB-L
B
(Page 25)
ST-L
(Page 25) D
J701 (1/2)
PHONO
EQ AMP
L
PHONO
IC601
IN
R R-CH
L
MD IN
A+10V
R R-CH
J804
L
AUDIO
R R-CH
GAME
VIDEO INPUT
INPUT
SELECT
IC191
T E
L 1 3 9 4 2 2 9 6 5 1 3
VIDEO
IN4 A
8 2
IN3 B
J721
6 3
IN2 C
DVD
VIDEO
4 5
INPUT
IN1
1
MUTE
XGV10AV
VD-OUT
10
VIDEO OUT 6db
(75Ω)
VCD-VIDEO
(Page 24) G
XGV10AV
J711
L
FRONT
R
40
A/D, D/A
+
27
LOGIC
VCA
DVD (L-R)
26
(L+R)
INPUT
CONTROL
CENTER
MODE
3 SL
2
SL-IN
L
77
1
REAR
R
R-CH
C
2
C-IN
CENTER
76
1
SW-IN SR
79
SUB WOOFER OUT
w w w
.
+5V REG.
VC
A+10V
Q884
(+5V)
MIC AMP MIC OUT
+
IC850 (2/2)
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
RV801
ELECTRICAL VOLUME
ECHO LEVEL IC111
INC1
5
INB1
INPUT
4
+
INA1
SELECT
3
IND1 SWITCH
6
FUNCTION SELECT
INEX1
7
SWITCH
IC181 +
R-CH
X0 X
12 13
X1
14
X2 SUR1
15 42
X3
11
16 VDD
EQIC-DAT
80
EQIC-CLK 81
+5V
8 VSS
REG
A B
Q611
10 9
SW-MODE 97
DBFB-H/L 94
Q181 Q182
AUDIO-OUT 1
71 FUNC-SEL0
FUNC-SEL1
72
59 REC/PB/PASS
60 NR-ON/OFF
Q802,803
76 VIDEO-MUTE
LEVEL SHIFT
LINE-MUTE 82
R-CH
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (3/4)
STK-MUTE 83
HP-MUTE 86
XC-OUT 11
PRO-LOGIC
SOUND XC-IN 10
CONTROL
X-OUT 13
IC201
42 72 1
X-IN 15
24
REQ 77 PL-LAT
22 78 PL-DAT PROTECT 88
DATA
SCK 23 79 PL-CLK
+ FRONT-RELAY 87
REAR-RELAY 85
HP-IN 95
74
LT-IN
SL
VOL OUT SL
11 10 9
VOL
C VOL OUT C
5 4
VOL 3
VR SW IN
SR
15 16 VOL 80
1 2
x a o
17
y
VOL OUT SW
i
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8
2 8
VL
C
MID/
F OUT2 IN1
A VOLUME
BASS &
14 15
CONTROL
B
TREBLE
C
A COMMAND
R-CH
B
SURROUND OR
DPL BUFFER
L+R
+
19
SPEANA
F
(Page 27)
Q Q
3 7 6 3
XGV6/XGV8
POWER AMP
18 IC801 11
12
XGV10AV
MUTE MUTE
Q114 Q115
TH831
STANDBY SWITCH
TEMPERATURE
R-CH Q803, 804, 834
DETECT SWITCH
TC
-VEE
Q831, 832
+10V
X501
32.768KHz
OVER LOAD
DETECT
XGV8 R-CH
Q801, 851
X502
DC DETECT
16MHz +
SWITCH
Q433, 434
R-CH
POWER AMP
14 IC101 9
OVER LOAD
MUTE
DETECT
Q281
R-CH
LEVEL
Q101, 151
POWER AMP
SHIFT
10 5
IC101(1/2)
Q804, 807, 808
MUTE
Q271
D811
OVER LOAD
14 6
DETECT
POWER AMP
Q101
IC101(2/2)
MUTE
R-CH 15 18
Q731
OVER LOAD
DETECT
Q181
OVER LOAD
u 1 6 3
DETECT
Q151
.
26 26
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9 2 4 9 8
MUTE
R-CH
Q701
Q805,806
NC
SWOUT
+ LEVEL SHIFT
24
OUT1
18
FAN MOTOR
CPU
INTERFACE
FAN MOTOR
DRIVE
Q961, 962
21 22 16 17
R-CH
Q112
D803
+
Q165,166
–1
R-CH
Q113 Q111
–2
R-CH R-CH R-CH
Q169,170 Q167,168
1 5 1 5 0 8 9 2 4
R-CH
MUTE
Q805,855
DELAY
Q833
D401
RY401
OVER LOAD OVER LOAD
PROTECT SWITCH
DETECT SWITCH
DETECT SWITCH
Q431
Q432 Q437
PROTECT SWITCH
Q439
D410
RELAY DRIVE
Q401, 402
RY402
R-CH
RY403
m
c o
RELAY DRIVE
Q403, 407
RY402
2 9 9
REC-L
C (Page 25)
L
MD OUT
R-CH R
J701 (2/2)
B+
M901
(FAN)
M
TM401
FRONT SPEAKER
IMPEDANCE
USE 6 – 16Ω
+
L
–
+
R
–
9 8 2 9 9
J801
PHONES
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: TAPE PLAY
: RECORD
: MIC INPUT
: VIDEO
XGV8
TM402
+
L
–
SURROUND SPEAKER
IMPEDANCE
+
USE 8 – 16Ω
R
–
SURROUND SPEAKER
TM402
IMPEDANCE
+ USE 8 – 16Ω
R
–
REAR
+
L
–
+
CENTER
–
J731
SUB WOOFER OUT
XGV10AV