Sony HCD-C450 Service Manual page 33

Q Q
– CPU Section –
3 7 6 3 1 5 1 5 0
IC600
INPUT SEL
J600 (1/2)
12
AUDIO 1 IN L 14
13
15
11
A B
AUDIO 2 IN L
10 9
Q603 Q604
ASEL2
ASEL1
TUNER UNIT
L-CH
FM R-CH R-CH
TUN DO
DI
TUN DI
DO
AM TUN CLK
CK FM7.5V
TUN CE
CE
TUN STE
TUNED
TP1
Q711
D612
Q714 ASEL1
SWITCH
ASEL2
D611
IC103 (2/2)
SYSTEM CONTROL
T E
L 1 3 9 4 2 2 9 6 5 1 3
X0 54
X101
X1 53
IC101
SDA 38 5 EEPROM
SCL 39 6
WP 7 7
• R-CH is omitted due to
same as L-CH.
• Signal Path
: FM
: CD
SI0 25
IC106
1
SO0 26
: DVD 3
2
IC106
4
SC0 27 6
: VIDEO
5
IC106
12
XIFCS 51
: Y 11
13
: CHROMA
INT4 20
MA MUTE 83
: B-Y
: R-Y
RF/SERVO TRST
C
SECTION
w w w
.
DIGITAL AUDIO
I/F RECEIVER
IC602
OPTICAL
AUDIO 2 DIGITAL
OUT 3 4 DIN1
IN
RF/SERVO SPDIF
A
DIN0
3
SECTION
DO
35 DO
DIGDI
36 DI
DIGCLK
38 CL
CSDIR
37 CE
XIN
22
X600
12.288MHz
21 XOUT
48 XMODE
Q600-602
FM +B
10V
SWITCH
FM ON
Q908
CN101
SI0 4
SO0 5
SC0 6
XIFCS 3
2
XIFINT
1
XFRRST
FR 8 96 98 99 89 95 94 24 7 8 19 13 32 23
FR
70
4 SDI
3 IFSC0
CLK
5
68 XVIFCS
67 XFRINT
69 IFOK
XFRRST
66
39 38 91
X901
IC800
16MHz
Q906,907
REMOTE
SIRCS
CONTROL 1
SWITCH
RECEIVER
g
x a o
y
i
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8
IC603
3 1
IC606
IC602
AUDIO
A/D CONV
1 LIN DOUT 15
BCK 14
XMCK 20 16 SYSCLK
LRCK 13
6 RSTB
IC612
DIGITAL AUDIO
PROCESSOR
EXID2
57 F2FLREX1
DATA 16 58 EXID1
F2CSWEX2
CKOUT 13 59 EXI MCK
F2SLR
BCK 14 55 EXI BCK
LRCK 15 56 EXI LRCK
F2BCK
XSTATE 17
ERROR 34
SDATAL
DSIFL F2LRCK
63
AUDIO 24
SDATAC
65 DSICT
B SDATALF
66 DSISW CKOUT
SDATALS
67 DSISL
RF/SERVO
DSBC
VIDEO
DSBCKF
62
SECTION
DSMCK
MCK
52
77 SELEXT
78 SYNC
79 INIT
Q909
Q910
Q Q
3 7 6 3
3 1 5
Q903
4 2 6
MUTE
18 20 17 33 22 48
IC901
CPU
92 82 81 80 83 84
LED DRIVER
S801-805
IC903,904
FUNCTION VOL
KEY ENCODER
RESET
S821-825 S800
FUNCTION VOLUME
KEY
S811-820
u 1 6 3
FUNCTION Q801
D812
KEY
LED
6.5V
DRIVE
.
POWER
33 33
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2 4
9 9 8
IC607
AUDIO DSP
SDI1
47 18 SDO1 23
46 30 SDI2 SDO2 24
45 114 SDI3 SDO3 25
SDO4 26
43 17 BCKI1
BCKI2
29
LRCKI1
44 15 IC608
AUDIO
28 LRCKI2
D/A CONV
49 22 KFSIO
2 DATA LOUT 7
9 MCLK1 SCK 14 16 MCLK
X601
BCK
BCK 20 1
13.5MHz
MCLK2 LRCK
12 LRCK 19 3 ROUT 8
GP10 67
IC604 DIGDI
13 DATA
108 98
DIGCLK
. .
14 CLK
SRAM
107 80 LT
.
15 LT
D0-15
105 77
.
102 75
.
59 EXLOCK
99 72
Q900
69 GP8
MUTE
112 82
. . CONT
110 85
.
DIGDI A0-15 109 83
. .
33 HD IN
DIGCLK 97 66
34 HCLK
92 64
HCS
HCS
36
WE0 45
PM
113
CS0 44
56 BST
2 XRST GP9 68
HACN 32
HDOUT 35
1 5 1 5 0 8 9 2 4
9 11 13
8 10 12
12 15 11 6 14 16 44 1 2 28 29 30 31
57 60 54 53 56 34
IC801 IC802 Q901
FL DRIVER
RESET
13 12 11 10 63 62 61
m
P1 10 S1 35 G1 12
14-17, 1-4, 6, 7 4 3 5 39 40 51
c o
FL801
FLUORESCENT
Q803,804
INDICATOR TUBE
T801
D801 - 805
DC/DC
CONV
DISC 1 - 5
HCD-C450
2
9 9
D1
D2
E
D3
SCK
AUDIO-2
SECTION
BCKO
LRCKO
J600 (2/2)
IC610
5 7
L
OUT AUDIO 1
R-CH R-CH R
Q605
MUTE
IC601
10V
10V 3 1 12V
REG
IC600
5V
5V 3 1
REG
IC605
2.5V
2.5V 3 1 DA3V
REG
SCDT
SHIFT
LAT1
9 8 2 9 9
LAT2
LAT3
INIT
F
NS MUTE
PG MUTE
AUDIO-2
EN
SECTION
DIAG
RELAY
Q902
HP MUTE
MUTE
HP SW
26 25 49 46 55 50
IC902
SERIAL→ PARALLEL
ASEL1
P0 24
ASEL2
SERI DATA 61 26 DI1 P1 23
SERI CLK 62 3 CLK P14 6
P13 7
IO DATA 63 15 DO1 P12 8
VSEL1
IO LAT 64 4 LATCH P2 22
VSEL2
RSTB
IO RST 65 2 P3 21
D
VMUTE
DVD PW 11
CM
VIDEO
SECTION
V MUTE 45
COMP-M 27
90 43
PCONT2
PCONT1
G
RESET
POWER
SECTION
6.5V