Block Diagrams; Display/Power Section - Sony HCD-LX9AV Service Manual

7-2.

BLOCK DIAGRAMS

• RCH is omitted
TUNER/CD/DECK SECTION
• Signal Path
: FM
: CD
: DIGITAL OUT
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
TUNER UNIT
LX10AV:EA MODEL
ST-L
COAXIAL
FM 75 ST-R R-CH
DO
ST DOUT
DI
FM 75 ST DIN
CL
ST CLK
CE
ANTENNA STCE
TUNED
TUNED
AM
STEREO
STEREO
ST MUTE
MUTE
RDS DATA
RDS DATA
RDS INT
RDS INT
LX9AV MODEL
OPTICAL PICK-UP
BLOCK
(KSS-213D/Q-NP)
VC
D+5V
A
B
C
D
E
F
Q101
LD
LD
DRIVE
GND
PD
VR
F-
13
FOCUS
COIL
F+
14
T-
11
TRACKING
COIL
T+
12
16
18
M102
SLED M
MOTOR
17
16
M101
SPINDLE M
MOTOR
15
ST-L
A MAIN
SECTION
(Page 22)
DIGITAL SERVO
DIGITAL SIGNAL PROC.
RF AMP D/A CONV.
IC103 IC101
12 VC D OUT 60
5 A RFO 16 51 RFAC
6 B RFI 17 43 RFDC
7 C L OUT 72
8 D FE 14 39 FE
11 41 R-CH
E TE 13 TE R OUT 75
10 F 40 SE
3 LD LD ON 22 14 XLON DATA 5
CLOK 7
XLAT 6
HOLD SW 21 SQCK 2
SCLK 9
4 PD SCOR 20
SQSO
1
IC102
MOTOR/COIL DRIVE
CH1RO CH1RI 3 33 FRDR
32
CH1FO CH1FI 2 FFDR SSTP 27
CH2RO CH2RI 6 31 TRDR
XTAI 66
X101
CH2FI 30
CH2FO 5 TFDR
16.9344MHz
XTAO 67
CH3RO CH3RI 23 29 SRDR
CH3FO CH3FI 24 28 SFDR
XRST 3
CH4RO CH4INS 25 26 MDP
CH4FO
MUTE 20
PB EQ
DECK-A
PB(L)
AMP
RV311
IC611 LEVEL
HP101
PB
HEAD
PB EQ
R-CH
PB(L)
AMP
RV301
IC601 LEVEL
REC/PB SWITCH
DECK-B
IC602
1
HRPE101
2
REC/PB
4
HEAD
R-CH 3
R CH
L331,C332
BIAS
TRAP
RV341
REC
R-CH
BIAS
T621 +7V
BIAS
OSC
ERASE
Q621,622
Q623
HEAD
MASTER CONTROL
IC501(1/3)
DO
53
ST DOUT TC RELAY 100
DI
54 ST DIN
PB A/B
CL 84
55 ST CLK
EQ H/N
83
CE
52 ST CE
ALC 85
TUNED
51 TUNED BIAS 82
STEREO
50 STEREO REC MUTE 81
ST MUTE
49 ST MUTE NR ON/OFF
80
R/PB PAS 79
RDS DATA
21 RDS DATA
TC MUTE 78
RDS INT
20
RDS INT
AMS IN 77
A PLAY 87
B PLAY
86
A HALF 88
IC781
CD
DIGITAL
DIGITAL OUT B HALF 89
OUT
OPTICAL
CD-L
B MAIN
SECTION
(Page 22)
A SHUT 91
35 CD DATA
37 CD CLK
42 B SHUT
XLT 90
33 SQ CLK
A TRIG 73
19 SCOR
32
SQ DATA
B TRIG 72
CAP M H/L 76
CAP M CONT2 74
S101
CAP M CONT1 75
LIMIT
IN SW
TBL-L 63
TBL-R 65
59
XRST T SENS 61
57 HOLD
DISC LED 69
ENC3/UP SW 68
21 21
HCD-LX9AV/LX10AV/LX90AV
REC
43
48 REC
DOLBY
B
70
PB
A
DOL
PB
PAS
B
120
46
DECK A/B SELECT
PB/REC EQ AMP
IC301
REC
36 38 39
EQ
RV301
REC(L)
LEVEL
NORM
33 BIAS
CROM
SW
32
16 18 15 20 22 23 24 25 26 19 17
Q335
IC201
9 7
M201
MOTOR
M TURN
DRIVE
MOTOR
Q336-339
1 3
CAP MOTOR
SPEED CONT
IC202
Q340-343
DISC
CAP MOTOR
SENSOR
DRIVE
D201
DISC
LED DRIVE
Q201
S201
UP SW
MAIN
TC REC-L
C
SECTION
(Page 22)
MAIN
TC PB-L
D
40 SECTION
(Page 22)
S1004
A 120/70
S1008
B 120/70
+5V
S1001
A PLAY
S1002
B PLAY
+5V
S1003
A HALF
S1006
B HALF
S1005
REC A
S1009
REC B
IC1001
A REEL
DET
IC1002
B REEL
DET
Q333,334
A TRIG
DRIVE
A TRG M+
Q331,332
B TRIG
DRIVE
B TRG M+
Q1001
MOTOR
CONT
RV1002
NORM S
RV1001
HIGH S
M1
M
CAPSTAN
MOTOR