Sony HCD-XGV80 / LBT-XGV80 Service Manual ▷ View online
25
25
HCD-XGV80
–TUNER/TAPE DECK SECTION –
PB-L
C
ST-L
E
To MAIN
SECTION
(Page 26)
REC-L
D
PB
HEAD
DECK-A
DECK-B
TC BLOCK
32
BIAS OSC
Q331
A TRIG
DRIVE
• SIGNAL PATH
: PLAYBACK (DECK A)
: PLAYBACK (DECK B)
: RECORD
: TUNER (FM/AM)
R-CH
FM/AM TUNER UNIT
CN371
ANTENNA
ST-LOUT
FM ANT
FM ANT
AM ANT
AM ANT
ST-ROUT
ST-MUTE
STEREO
TUNED
OUT(ST-DIN)
IN(ST-DOUT)
ST-CLK
ST-CE
FM
75Ω
CAP M+
B-SOL
A-SOL
A-HALF
B-HALF
A-MODE
B-MODE
B-PHOTO
A-PHOTO
A-PHOTO
REC(FWD)
REC(REW)
CAPM-CTRL
B-TRIG
A-TRIG
TC-RELAY
A-HALF
B-HALF
A-PLAY SW
B-PLAY SW
B-SHUT
A-SHUT
A-SHUT
REC-A
REC-B
BIAS
PB-A/B
ALC
REC-MUTE
TC-MUTE
AMS-IN
AM
• R-ch is omitted due to same as L-ch.
70
A
B
120
ST-MUTE
STEREO
TUNED
TUNED
ST-DIN
ST-DOUT
ST-CLK
ST-CE
ST-CE
ST-MUTE
STEREO
TUNED
TUNED
ST-DIN
ST-DOUT
ST-CLK
ST-CE
ST-CE
34
28
27
26
23
21
65
67
68
61
58
53
50
46
90
89
57
56
91
70
69
51
B TRIG
DRIVE
52
CAP MOTOR
DRIVE
55
21
2
3
27
22
25
23
13
12
11
15
14
SWITCH
Q321,322,327
R-CH
PB-OUT1
TAI1
EQ
OUT 1
ALC1
HPF
Q341,342,344
AMS DETECT
Q343
R-CH
R-CH
R-CH
TC A+9V
REC/PB
HEAD
ERASE
HEAD
A/B
NORM/HIGH
ALC ON/OFF
REC MUTE ON/OFF
MUTE ON/OFF
DECK A/B SELECT
PB/REC EQUALIZER AMP
IC301
Q334,335
Q323,325
Q383,384
Q381,382
Q385,386
SYSTEM CONTROL
(CD MECHANISM CONTROL)
IC501(2/4)
REC-OUT
BIN 1
AIN 1
+
T331
To MAIN
SECTION
(Page 26)
To MAIN
SECTION
(Page 26)
EQ
HCD-XGV80
26
26
– MAIN SECTION –
PHONO
EQ AMP
IC601
POWER AMP
IC801
PRPTECTPR
IC912
CD-L
J701 (1/2)
A
To TUNER/TAPE
DECK SECTION
(Page 25)
To TUNER/TAPE
DECK SECTION
(Page 25)
To CD SERVO
SECTION
(Page 24)
To DISPLAY/KEY
CONTROL/POWER
SUPPLY SECTION
(Page 27)
D
PB-L
C
FUNCTION SELECT
SWITCH
IC181
R-CH
VOLUME
CONTROL
CPU
INTERFACE
INPUT
SELECT
SWITCH
SURROUND OR
DPL BUFFER
MID/
BASS &
TREBLE
TREBLE
R-CH
R-CH
COMMAND
F OUT2
OUT1
VL
IN1
IN1
+
Q802,803
LEVEL SHIFT
D803
D405
D406
Q115
Q166,167
R-CH
R-CH
+
+
+
RV802
ECHO MIXING
IC850 (2/2)
MUTE
Q701
MUTE
Q805,855
DELAY
Q833
MUTE
Q114
X501
32.768KHz
X502
16MHz
+5V
REG
MUTE
Q401
OVER LOAD
DETECT
Q801, 851
TEMPERATURE
DETECT SWITCH
Q831, 832
TEMPERATURE
DETECT SWITCH
Q842, 843
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC111
INA1
INEX1
IND1
L+R
SPEANA
DATA
CLK
EQIC-DAT
EQIC-CLK
TEMP DET
BB-A1
BB-B1
SWOUT
NC
REC-L
R-CH
R-CH
X0
X
A
B
X1
TH831
R-CH
R-CH
R-CH
R-CH
M901
(FAN)
(FAN)
R-CH
–1
–2
FAN MOTOR
DRIVE
Q961, 962
R-CH
R-CH
RELAY DRIVE
Q401, 402
STANDBY SWITCH
Q803, 804, 834
TM401
FAN MOTOR
B+
J801
J802
L
R
PHONO
IN
L
R
MD IN
AUDIO
J701 (2/2)
L
R
MD OUT
D401
D410
RY401
J891
PHONES
+
–
–
+
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (3/4)
VIDEO INPUT
SELECT
IC191
+
88
FRONT-RELAY 87
97
AUDIO-OUT 1
STK-MUTE 83
LINE-MUTE 82
100
18
76
HP-MUTE
XC-OUT
XC-IN
X-OUT
X-IN
86
11
10
18
11
12
HP-IN 95
80
81
2
14
15
24
18
22
16
21
5
3
6
6
INB1
INC1
4
M
L
R
19
AU-SEL0
AU-SEL1
AU-SEL1
V-SELA
V-SELB
VIDEO-MUTE
13
15
71
14
13
10
9
12
16
8
10
4
6
8
5
3
2
J500
IN4
A
B
C
IN3
IN2
IN1
MUTE
LOGIC
VD-OUT
(75Ω)
(75Ω)
VCD-VIDEO
6db
L
R
X2
15
X3
VDD
VSS
11
72
CD-MUTE
5
PROTECT
MIC 1
MIC 2
F
To DISPLAY/KEY
CONTROL/POWER
SUPPLY SECTION
(Page 27)
G
MIC AMP
IC850(1/2)
ECHO LEVEL
RV801
MIC LEVEL
ST-L
E
B
J721
VIDEO
GAME
INPUT
VIDEO OUT
PROTECT SWITCH
Q431
FRONT SPEAKER
IMPEDANCE
USE 6 – 16Ω
R-CH
17
Q805,806
LEVEL SHIFT
8
MIC
RECB1
7
MIC OUT
VC
(+5V)
A+9V
C
A
B
B
C
A
B
B
Q181
Q611
A+10V
Q182
POWER AMP
IC101
14
9
1
2
4
3
OVER LOAD
DETECT
Q101, 151
VIDEO
DVD
INPUT
+
1
+
1
8
DIGTAL
ECHO
IC851
LPF2
OUT
LPF1
IN
IN
• R-ch is omitted due to same as L-ch.
+5V REG.
Q884
VC(+5V)
VC(+5V)
Q809, 810
OCP
VP
OUT
Q923
AC DET
To TUNER/TAPE
DECK SECTION
(Page 25)
To CD SERVO
SECTION
(Page 24)
RY402
R-CH
TM402
L
R
+
–
+
SURROUND SPEAKER
IMPEDANCE
USE 8 – 16Ω
–
• SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: TAPE PLAY
: RECORD
: MIC INPUT
: VIDEO
27
27
HCD-XGV80
– DISPLAY/KEY CONTROL/POWER SUPPLY SECTION –
+9V
REGULATOR
IC931
+3.9V
REGULATOR
IC922
ST +9V
(FM/AM TUNER UNIT B+)
FAN MOTOR B+
TC M+9V
(TC MOTOR SECTION B+)
CD M+7V
(CD MOTOR SECTION B+)
D+5V
+5V
REGULATOR
IC921
RECT
D833 – 836
RECT
D841 – 844
POWER AMP (IC101,IC801),
PROTECT CIRCUIT
POWER
TRANSFORMER
T951
RECT
D832
D832
RECT
D831
D831
–35V
REGULATOR
Q903, 908
AC IN
CN901
D+3.9V
LED
3.9V
–VEE
VF
TO FLUORESCENT
INDICATOR TUBE
(FL601)
VF
+VL
–VL
+VH
–VH
+10V
AC7V
AC7V
AC12V
AC12V
+15V
D853
AC DET
-10V
GRID DRIVE
Q608, Q609
FLUORESCENT INDICATOR TUBE DRIVER,
KEY CONTROL
IC601
SYSTEM CONTROLLER
CD MECHANISM
CONTROL
IC501 (4/4)
LED DRIVER
IC701
BAND-PASS FILTER
IC603
LED
+3.9V
+3.9V
BPF-F01
BPF-F02
BPF-F02
BPF-F03
BPF-F04
BPF-F04
BPF-F05
72
73
74
GRID DRIVE
Q606,Q607
DET
DET
B.P.F.
75
ALL BAND
REC IN
LINE
IN
LED
DRIVE
Q601
REMOTE CONTROL
RECEIVER (SIRCS)
IC602
ROTARY
ENCODER
S700
57 VOL A
56
82
83
VOL B
XOUT
XIN
B+ SWITCH
Q604, 605
B+ SWITCH
Q602-603
KEY 0 – KEY 5
KEY
NETWORK
NFF02
NFF04
INF05
F06
INF05
F06
INF03
GR-3
To MAIN
SECTION
(Page 26)
F
D503, 501
D701, 703, 705,
D707, 709, 711, 713
D801, 803, 805, 807,
D809, 811
D901, 903, 905,
D600(R)
D701, 703, 705,
D707, 709, 711, 713
D801, 803, 805, 807,
D809, 811
D901, 903, 905,
D600(R)
D502, 504,
D702, 704, 706, 708, 710, 712, 714
D802, 804, 806, 808, 810, 812
D906, 904
D600(G)
D702, 704, 706, 708, 710, 712, 714
D802, 804, 806, 808, 810, 812
D906, 904
D600(G)
SPEANA
LED SELB 55
LED SELA 80
LED DAT 78
LED SCK 76
LED LATCH
DATA
CLK
79
16
17
18
15
GR-1
17
GR-16
VKK
VF(-35V)
1
48
GR-9
8
I2C-DAT
I2C-CLK
IIC-DATA
D601
IIC-CLK
71
61
60
29
LED-STBY
D-SW
S700
52
75
KEY-POWER
74
KEY-DISPLAY
73
SIRCS
AC-CUT
RESET
4
20
12
1
RESET SIGNAL
GENERATOR
IC801
3
1
30
CD-POWER 38
A+9V
TC+9V
70
14
13
12
REC
LEVEL
LEVEL
11
15
16
4
6
64 – 69
SEG-1 – SEG-25
18 – 22,24 – 41
43,44
GR-2 ,GR-4-GR8
GR9-GR15
20-29,1-7,9-11
P1 – P20
S701-709, 505-508
S612, 501-504
S910-915, 601-607
S613-616, 901-909
S801-805, 800, 806, 807
S701, 809-817
S612, 501-504
S910-915, 601-607
S613-616, 901-909
S801-805, 800, 806, 807
S701, 809-817
S700
VOLUME
X601
4MHz
EVER +3.9V
STB
FLUORESCENT INDICATOR TUBE
FL601
LID (CD)
OPEN/CLOSE
VF(–35V)
FL DRIVER (IC601)
CD A+5V(SW)
CD D+5V(SW)
CD D+5V(SW)
D+5V (SW)
(CD SENSOR SECTION B+)
RESET
OTM-RESET
77
41
S618
DISPLAY
D602
S617
B+ SWITCH
Q921, 922
+12V
REGULATOR
Q911, 918,
D914, 916
RECT
D902 – 905
+3.9V
REGULATOR
IC901
EVER +3.9V
SYSTEM CONTROLLER (IC501) ,
SIRCS (IC602) B+
F963
F964
F951
F961
F962
RY901
STBY-RELAY 84
SUB POWER
TRANSFORMER
T901
POWER ON/OFF
RELAY DRIVE
Q901
16,14 – 12
10,9,7-2
VOLTAGE
SELECTOR
S901
D911-913
VF VF
RESET
SWITCH
Q801
D915
R952
R951
R953
To MAIN
SECTION
(Page 26)
G
E51, SP
MX
HCD-XGV80
28
28
7-3. PRINTED WIRING BOARD – BD SECTION – • See page 22 for Circuit Boards Location.
(SIDE A)
BD BOARD
12
(12)
1-684-174-
R234
R235
C151
IC103
CN102
Q101
R176
R111
C110
R109
R113
R121
Q102
R102
R179
R123
R118
C213
R151
R236
IC102
R105
R103
R120
C107
DVC
TE
FE
R104
R124
R231
C118
R114
R152
R112
CN101
D101
SE
12
(12)
1-684-174-
(SIDE B)
BD BOARD
M101
SPINDLE
MOTOR
M
M102
SLED
MOTOR
M
30
16
15
1
OPTICAL PICK-UP
BLOCK
(A-MAX.3)
V
VIDEO
BOARD
(Page 30)
E
C165
C113
R227
C108
C115
R122
C114
C111
C101
R228
C120
C102
C166
C163
C182
C164
C117
C103
C153
R126
R229
R117
C109
C119
C104
C112
R125
RFAC
RFDC
DVC
E
1
28
+
–
56
29
+
–
2
3
4
5
6
7
8
A
1
B
C
D
E
Ref. No.
Location
D101
C-6
IC102
B-7
IC103
C-6
Q101
D-5
Q102
B-5
• Semiconductor
Location
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