Sony HCD-XGV6 Service Manual page 26

HCD-XGV6/XGV8/XGV10AV
– MAIN SECTION –
RV802
MIC LEVEL
J801
GUITAR AMP
MIC 1
IC850(1/2)
J802
MIC 2
DIGTAL
LPF1 LPF2
1 ECHO
IN OUT
IC851
CD-L
A
(Page 24)
PB-L
B
(Page 25)
ST-L
D
(Page 25)
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
VIDEO
IN4 A
8 2
IN3 B
J721
6 3
DVD IN2 C
VIDEO
4 5
INPUT
IN1
1
MUTE
XGV10AV
VD-OUT
VIDEO OUT 10 6db
(75Ω)
VCD-VIDEO
G
(Page 24)
XGV10AV
J711
L
FRONT
R
A/D, D/A
+
27
LOGIC
VCA
(L-R)
DVD
26
(L+R)
INPUT
CONTROL
CENTER
MODE
3
2
SL-IN
L
77
1
REAR
R R-CH
2
C-IN
CENTER
76
1
SW-IN
SUB WOOFER OUT 79
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+5V REG.
VC
A+10V
Q884
(+5V)
MIC AMP MIC OUT
+
IC850 (2/2)
8
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
SWITCH 7
IC181 +
R-CH
X0 X
12 13
X1
14
X2 SUR1
15 42
X3
11
16 VDD
EQIC-DAT
EQIC-CLK
+5V
8 VSS
REG
A B
Q611
10 9
SW-MODE
DBFB-H/L
Q181 Q182
AUDIO-OUT 1
71 FUNC-SEL0
72 FUNC-SEL1
59 REC/PB/PASS
60 NR-ON/OFF
76 VIDEO-MUTE
LINE-MUTE 82
R-CH
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (3/4)
STK-MUTE 83
HP-MUTE
XC-OUT
PRO-LOGIC
SOUND XC-IN
CONTROL
X-OUT
IC201
40 42 72 1
X-IN
24
REQ 77 PL-LAT
22 PROTECT
DATA 78 PL-DAT
SCK 23 79 PL-CLK
+ FRONT-RELAY
REAR-RELAY
HP-IN 95
74
LT-IN
SL
SL VOL OUT SL
11 10 9
VOL
C
C
VOL OUT C
5 4 VOL 3
VR SW IN
SR
SR
VOL 80
15 16
2
1
17
VOL OUT SW
2 8
C
MID/
F OUT2
A
BASS & 14 15
B
TREBLE
C
A COMMAND
R-CH
B
SURROUND OR
DPL BUFFER
L+R
+
19
SPEANA
F
(Page 27)
80
81
97
94
XGV6/XGV8
POWER AMP
Q802,803 18 11
IC801
LEVEL SHIFT
12
XGV10AV
MUTE MUTE
Q114 Q115 TH831
STANDBY SWITCH
TEMPERATURE
R-CH Q803, 804, 834
DETECT SWITCH
TC
-VEE
Q831, 832
+10V
86
11
X501
32.768KHz OVER LOAD
DETECT
10
XGV8 R-CH
Q801, 851
13
X502
DC DETECT
16MHz +
SWITCH
15
Q433, 434
R-CH
88
87
85
POWER AMP
14 9
IC101
MUTE
Q281
R-CH
LEVEL
POWER AMP
SHIFT
10 5
IC101(1/2)
Q804, 807, 808
MUTE
Q271
D811
14 6
POWER AMP
IC101(2/2)
MUTE
R-CH 15 18
Q731
26 26
R-CH
Q805,806
NC
SWOUT
+ LEVEL SHIFT
24
VL
IN1
VOLUME
OUT1
CONTROL
18
CPU
INTERFACE
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
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
OVER LOAD
DETECT
Q101, 151
R-CH
OVER LOAD
DETECT
Q101
OVER LOAD
DETECT
Q181
OVER LOAD
RELAY DRIVE
DETECT
Q403, 407
Q151
RY402
REC-L
C (Page 25)
L
MD OUT
R-CH R
MUTE
Q701
J701 (2/2)
FAN MOTOR
B+
M901
(FAN)
FAN MOTOR
M
DRIVE
Q961, 962
TM401
FRONT SPEAKER
IMPEDANCE
USE 6 – 16Ω
+
L
–
+
R
–
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
RY403
–
REAR
+
L
–
+
CENTER
–
J731
SUB WOOFER OUT
XGV10AV