Read Sony CDX-C8050X Service Manual online
28
28
04
BUS SI
BUS CLK
BUS ON
BUS CHECK
LINK OFF
S RST
UNI SO
BUF
IC702
7
6
LCD DRIVER
IC901
100
99
98
86
CLK
DATA
CE
DIMMER
RES
LINK OFF
NMI
UNI SI
UNI SO
BUS IN
BUS ON
UNI SCK
60 LCD DATA
64 CLK
66
52
CEI
LCD+B
+6V
ILL ON
BATT
33
SP LAT
57
BOOT
SP SI
XTAL
EXTAL
SP SCK
POWER
CONT.
Q703-705
RAM
BACKUP
KEY IN
MATRIX
KEY
ACTIVE
Q701
AD ON
CONT.
Q702
BU5V
AD ON
RE901
ROTALY
ENCODER
BU 5V
BU 5V
FLASH ON
SP LATCH
BOOT
98
61
63
101
38
49
82
50
81
97
SUB SYSTEM CONTROL
IC701
TO CD
SECTION
2
LCD901
2
1
LED
DRIVE
Q771,772
DOOR IND
NOSESW
RAMBU
85
16M
AND
IC804
BCK
LRCK
DATA
MST
4
1
2
82
4
KEY IN1
47
KEY IN0
46
RC IN1
72
KEY ACK
79
ADON
80
REIN0
116
RE IN1
115
RC IN0
48
106
BFOT
58
BCK
75
LRCK
76
SI1
R-CH
R-CH
R-CH
ADL
SR
71
MST/SLV
77
REDY
60
XLAT
62
SYS RST
57
SCK
59
TRDT
61
RVDT
63
29
READY 78
LAT 35
RST
DSP
36
CKO 27
SI 25
SO 26
DAILO 27
DA3RO 54
DA1RO 29
DA3LO 52
DA2RO 43
ADL IN 35
ADR IN 46
MCK0 40
MCK1 41
5
6
2
3
9
8
BUFFER
IC803
DSP
IC805
SYSTEM CONTROL
IC502 (3/3)
IC809
RL
IC807
FL
IC807
X801
16.9MHz
16.9MHz
85
86
X105
18.43MHz
TO TUNER
SECTION
3
TO CD
SECTION
5
J651
(REMOTE IN)
TO CD
SECTION
1
DSPPLL 28
F CH 98
DISC ON IN 76
BEEP 15
FSW IN 65
DSP ON
BATT
+6V
Q101
PLL CNT
82
2
7
4
1
POWER
CONT.
Q102,104
POWER
CONT.
Q406,407
REG
Q402,403
BEEP
DRIVE
Q351
ON/OFF
DRIVE
Q103,105,
Q106
BZ101
110
117
118
IC804
+6V
OUT
RT
VCC
INP
DC/DC
CONV.CONT.
IC302
CD5V
MD6V
CD ON
MD ON
IC504
S102
(NOSE DET)
LED771-773
REG
IC801,Q801
REG
Q802
REG
A 3.3V
REG
Q110
BU5V
BATT
DSP5V
D3.3V
LCD+B
1
3
IC802
Q903
3-4. BLOCK DIAGRAM — DISPLAY SECTION —
(Page 26)
CDX-C8050X
(Page 26)
(Page 26)
(Page 27)
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