Sony HCD-LX10AV / HCD-LX90AV / HCD-LX9AV / LBT-LX10AV / LBT-LX90AV / LBT-LX9AV Service Manual ▷ View online
21
21
HCD-LX9AV/LX10AV/LX90AV
7-2.
BLOCK DIAGRAMS
TUNER/CD/DECK SECTION
: FM
: CD
• Signal Path
• RCH is omitted
: DIGITAL OUT
FM 75
Ω
AM
A
MAIN
SECTION
RDS DATA
21
RDS INT
20
ST CE
52
ST CLK
55
ST DIN
54
ST DOUT
53
MASTER CONTROL
IC501(1/3)
DO
CL
CE
DI
OPTICAL PICK-UP
BLOCK
(KSS-213D/Q-NP)
A
B
C
D
E
F
LD
VC
D+5V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
16
Q101
RF AMP
IC103
VC
12
A
5
B
6
C
7
D
8
E
11
F
10
LD
3
PD
4
IC102
MOTOR/COIL DRIVE
CH1RO
13
CH1FO
14
CH2RO
11
CH2FO
12
CH3RO
18
CH3FO
17
M
M102
SLED
MOTOR
CH4RO
16
CH4FO
15
M
M101
SPINDLE
MOTOR
F-
F+
T-
T+
3
CH1RI
2
CH1FI
6
CH2RI
5
CH2FI
23
CH3RI
24
CH3FI
25
CH4INS
20
MUTE
MDP
26
SFDR
28
SRDR
29
TFDR
30
FRDR
33
DIGITAL SIGNAL PROC.
D/A CONV.
IC101
DIGITAL SERVO
60
D OUT
RFAC
51
17
RFI
16
RFO
14
FE
13
TE
22
LD ON
21
HOLD SW
RFDC
43
FE
39
TE
41
SE
40
XLON
14
72
L OUT
DIGITAL
OUT
IC781
75
R OUT
5
DATA
B
MAIN
SECTION
R-CH
CD-L
7
CLOK
6
XLAT
2
SQCK
9
SCLK
20
SCOR
1
SQSO
27
SSTP
66
XTAI
67
XTAO
3
XRST
S101
LIMIT
IN SW
X101
16.9344MHz
CD DATA
35
CD CLK
37
XLT
42
SQ CLK
33
SCOR
19
SQ DATA
32
XRST
59
HOLD
57
DISC
SENSOR
61
T SENS
IC202
68
ENC3/UP SW
63
TBL-L
UP SW
S201
65
TBL-R
MOTOR
DRIVE
9
1
7
3
M
IC201
TURN
MOTOR
M201
COAXIAL
ANTENNA
FM 75
Ω
TUNER UNIT
ST-L
ST-R
ST DOUT
ST DIN
ST CLK
STCE
TUNED
STEREO
MUTE
RDS DATA
RDS INT
R-CH
DO
DI
CL
CE
TUNED
STEREO
ST MUTE
RDS DATA
RDS INT
ST-L
TRDR
31
FFDR
32
DIGITAL OUT
OPTICAL
CD
ST MUTE
49
STEREO
50
TUNED
51
RDS DATA
RDS INT
ST MUTE
STEREO
TUNED
LED DRIVE
Q201
69
DISC LED
DISC
D201
REC
BIAS
BIAS
TRAP
TRAP
R-CH
R-CH
R CH
BIAS
OSC
Q621,622
RV341
Q623
+7V
L331,C332
ERASE
HEAD
REC/PB
HEAD
PB EQ
AMP
IC601
RV301
IC602
REC/PB SWITCH
REC
EQ
BIAS
SW
DOLBY
B
NORM
CROM
REC(L)
LEVEL
LEVEL
RV301
40
1
2
3
4
48
46
A
B
70
120
PB
REC
DOL
PAS
PB
REC
36
33
32
38
39
43
BIAS ON/OFF
20
B NORM/CROM/METAL
ALC ON/OFF
15
RM ON/OFF
22
NR ON/OFF
23
REC /PB/PASS
24
LM ON/OFF
25
MS OUT
26
R-CH
PB
HEAD
DECK-B
DECK-A
PB EQ
AMP
IC611
RV311
17
A120/70
PB A/B
16
NORM/HIGH
18
90
B SHUT
91
A SHUT
86
B PLAY
87
A PLAY
89
B HALF
88
A HALF
A TRIG
DRIVE
CAP MOTOR
DRIVE
Q340-343
Q333,334
B TRIG
DRIVE
Q331,332
CAP MOTOR
SPEED CONT
Q336-339
A TRIG 73
B TRIG 72
B TRG M+
19
T621
HP101
HRPE101
S1003
A HALF
S1006
B HALF
S1001
A PLAY
S1002
B PLAY
S1008
B 120/70
A REEL
DET
IC1001
B REEL
DET
IC1002
A TRG M+
M1
M
CAPSTAN
MOTOR
RV1002
NORM S
RV1001
HIGH S
S1005
REC A
REC A
S1009
REC B
REC B
PB(L)
LEVEL
PB(L)
LEVEL
DECK A/B SELECT
PB/REC EQ AMP
IC301
84
PB A/B
83
EQ H/N
85
ALC
82
BIAS
81
REC MUTE
80
NR ON/OFF
79
R/PB PAS
78
TC MUTE
77
AMS IN
100
TC RELAY
S1004
A 120/70
+5V
+5V
MOTOR
CONT
Q1001
Q335
CAP M H/L 76
CAP M CONT2 74
CAP M CONT1 75
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
C
MAIN
SECTION
TC REC-L
D
MAIN
SECTION
TC PB-L
LX10AV:EA MODEL
LX9AV MODEL
(Page 22)
(Page 22)
(Page 22)
(Page 22)
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22
HCD-LX9AV/LX10AV/LX90AV
MAIN SECTION
: FM
: CD
• Signal Path
• RCH is omitted
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
A
TUNER
SECTION
B
CD
SECTION
CD-L
ST-L
IC101
INB2
68
IND2
66
RECA2
58
INF2
64
36
OUT2
DATA
33
CLOCK
32
+7V
J803
HEADPHONS
R CH
R CH
L
R
TM401
IC501(2/3)
MASTER CONTROL
3
F RELAY
4
REAR RELAY
36
HP IN
10
XC IN
11
XC OUT
15
X IN
13
X OUT
32.768kHz
X501
16MHz
X502
16
VIDEO 1 IN
(AUDIO)
PHONO IN
MD IN
MD OUT
DVD
INPUT
FRONT
REAR
WOOFER
J703
J701
LT IN
74
SL IN
77
C IN
76
SW IN
79
DATA
22
DOLBY
SURROUND PROCESSOR
IC201
9
SL OUT
SCK
23
REQ
24
3
C OUT
17
SW OUT
DATA
CLK
DVD
VIDEO IN
J702
IN1
1
IN2
4
VD OUT
10
2
A
3
B
5
C
VIDEO SELECT
IC191
C
DECK
SECTION
D
DECK
SECTION
J705
L
L
CD OUT
CD IN
TC REC-L
TC PB-L
JW704
CENTER
L
L
L
L
PHONO AMP
IC601
J804
L
AUDIO
VIDEO
VIDEO 2
INPUT
VIDEO 1 IN
(VIDEO)
VIDEO
OUT
IN3
6
A
B
12
14
15
11
13
10 9
A
B
AUDIO SELECT
IC181
VR SW IN
80
LAT
MUTE
Q281
INC2
61
INA2
69
INE2
65
RECB2
57
KEYIN2
60
SW
72
SWNF
75
LATCH
34
INPUT SELECT/
GRAPHIC EQ CONT/
ELECTRICAL VOLUME
DATA
CLOCK
LATCH
37
IN2
Q115
39
BB A2
38
BB B2
30
L+R
2
MIC IN
DBFB CONT
Q112
Q111
MUTE
Q113
POWER AMP
IC901
OVER LOAD
DETECT
Q801
RELAY
DRIVE
Q401,402
RY401
18
17
10
11
22
PROTRCT
Q431,432
Q437,439
Q437,439
D803
DC DET
Q433,434
R-CH
OVER HEAT
DETECT
Q831,832
D401
TH831
MUTE CONT
Q833
MUTE
Q805
L
R
FRONT
SPEAKER
R CH
L
R
TM402
L
R
REAR SURROUND
SPEAKER
L
R
CENTER
SPEAKER
J704
WOOFER
OUT
RELAY
DRIVE
Q403,407
RY402
RELAY
DRIVE
Q404,406
RY403
MUTE CONT
Q803
MUTE
Q271
MUTE
Q731
MUTE
CONT
Q804
D807
E
DISPLAY
SECTION
SECTION
F
DISPLAY
SECTION
SECTION
93
HP MUTE
7
DBFB H/L
34
SW MODE
27
PROTECT
38
LAT
48
CLK
47
DATA
28
V MUTE
6
LINE MUTE
46
FUNC SEL0
45
FUNC SEL1
24
PL DATA
23
PL CLK
25
PL LAT
LATCH
CLOCK
DATA
LAT
CLK
DATA
A
B
G
POWER
SECTION
TA MUTE
MIC SIG
SPA SIG
DJ
MIX
LX9AV/LX10AV:MX/LX90AV MODEL
FAN
FAN DRIVE
Q961,962
LX10AV MODEL
: VIDEO
LX10AV: E,EA,MY,S,AR,AUS
(Page 21)
(Page 21)
(Page 21)
(Page 21)
(Page 23)
(Page 23)
(Page 23)
23
23
HCD-LX9AV/LX10AV/LX90AV
DISPLAY/POWER SECTION
IC501(3/3)
MASTER CONTROL
30
IIC DATA
GR2
GR14
SEG1
SEG23
FLOURESCENT
INDICATOR TUBE
DISPLAY CONTROL
IC601
F1
F2
GRID BUFF
Q608
D601-603
11
FUCTION
KEY
78 I2C DATA
79 I2CCLOCK
VOL A
9
VOL B
10
SIRCS
1
S701
VOLUME
X601
12.5MHz
FL601
IC603
42
40
29
.
45
67
ALL BAND
21
77
ECO LED
74
DAILY LED
75
REC LED
LED
DRIVER
Q605-607
SPEANA
BPF
6
5
4
3
KEY1
12
22 WAKE UP
73 RESET
70
XIN
72
XOUT
MIC
VOL
RV750
29
IIC CLK
18
WAKE UP
22
AC CUT
T951
F951
D833-836
D841-844
F1
F2
AC
IN
D832
12
RESET
MIC 1
J801
MIC 2
J802
IC850
IC852
RV751
IC852
IC850
E
MAIN
SECTION
F
MAIN
SECTION
MIC SIG
SPA SIG
12
BPF4
20
13
BPF3
19
14
BPF2
18
16
BPF1
17
17
BPF0
16
FUCTION
KEY
KEY0
11
S601-604, 605
S606-615
LX9AV ONLY
S641-647
S651-658
S651-658
FUCTION
KEY
KEY2
13
S621-624,626-630
S633,634,636,637,659
FUCTION
KEY
KEY3
14
S617-619,654-659
S676-682
FUCTION
KEY
KEY4
15
S620,632,635
S651-653
DSW
80
S691
DOOR
JOG A
2
JOG B
8
S701
CD JOG
27
GR16
LED DRIVER
IC701
5
LED DATA
17
19
22
.
1
5
7
11
.
DATA
13
3
LED SCK
CLK
14
4
LED LATCH
STB
15
P1
P5
.
P7
P16
D604-607,611-613 614
D616-621,623-627
D631,632,635-638,641,700
7
LED SEL
LED +B
SWITCH
Q602,603
Q601
LED +5V
D671-677
A+7V
A-7V
REMOTE
CONTROL
RECEIVER
1
3
IC702
EVR +5V
240V
230V
120V
0V
JW952
JW953
VOLTAGE
SELECTOR
S901
MAIN TRANS
240V
230V
120V
TUNER +B
SWITCH
Q931,932
D831
JW808
JW807
+VL
-VL
-VH
+VH
-VCC
+VCC
POWER
AMP
+12V
REG
1
3
IC932
+10V
REG
1
3
IC931
D931
+7V
REG
1
3
IC933
ST +10V
PL A+10V
TC M+12V
CD M+7V
+5V
REG
1
3
IC911
D912
+B SW
Q911,912
D802
CD A+5V SW
µ
COM +B
EVER +5V
D+5V SW
AU D+5V
CD +5V
RDS D+5V UNSW
D+5V UNSW
LED +5V
+7V
REG
1
3
IC901
+B SW
Q901,902
AU +7V
ST A+7V
TC +7V
MIC +7V
LED +7V
Q906
Q905
Q834
-B SW
Q903,904
AU -7V
ST A-7V
TC -7V
MIC -7V
LED -7V
-7V
REG
2
3
IC951
T901
D902-905
D907-910
AC
IN
SUB TRANS
LX9AV/LX90AV MODEL
RELAY
DRIVE
Q901
RY901
F1
F2
+5.6V
REG
1
3
IC901
-B SW
Q902
Q907
D913
NEGATIVE
VOL REG
Q903
Q906
Q904,905
DISPLAY
VP(-35V)
VP(-35V)
EVER +5V
43
STBY RELAY
42
FL OFF
2
POWER
1
STK POWER
STBY
SWITCH
Q803,804
MUTE CONT
Q802
68
VKK
VP
RESET
1
3
IC801
RESET
SWITCH
Q801
EVER +5V
D803
D805
G
MAIN
SECTION
TA MUTE
LX10AV/LX90AV MODEL
5
CD POWER
GRID BUFF
Q608-610
43
GR1
28
GR15
JW606
JW605
LX10AV/LX90AV
MODEL
LX9AV MODEL
LX10AV/LX90AV
MODEL
D913
CD +B SW
Q913
Q914
CD A+5V SW
JR907
JW904
JR910
JW229
EVER +5V
LX9AV/LX90AV
MODEL
LX10AV MODEL
LX10AV MODEL
LX10AV MODEL
LX10AV:AR,AUS,E,MY,SP
MODEL
FAN +B
LX9AV/LX10AV: MX
LX90AV MODEL
LX90AV MODEL
(Page 22)
(Page 22)
(Page 22)
24
24
HCD-LX9AV/LX10AV/LX90AV
7-3.
PRINTED WIRING BOARD – BD Board –
•
See page 20 for Circuit Boards Location.
16
KSS-213D/Q-NP
19
)
(
)
(
)
(
TP(VC)
TP(RF)
TP(TE)
TP(FE1)
TP(FE)
TP
(AGCCON)
TP(GND)
21
21
31
31
,
,
21
21
31
31
,
,
16
• Semiconductor
Location
(Side A)
(Side A)
Ref. No.
Location
Q101
C-3
• Semiconductor
Location
(Side B)
(Side B)
Ref. No.
Location
IC101
C-2
IC102
B-1
IC103
B-1
(Page 31)
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