Sony CDX-M800 Car Stereo System User Manual


 
23 23
CDX-M800
4-4. BLOCK DIAGRAM — DISPLAY SECTION —
LED CONTROL
Q907,908
LCD2
8
9
11
10
4
2
1
3
5
4
6
8
7
BUS INTERFACE
IC301
BATT
CNP102
(BUS CONTROL IN)
6
132
RESET
121
BUS
ON
DATA
CLK
3
BATT
CHECK
X301
30MHz
11
13
XOUT
FL ON
BATT
FL DAT1
FL CLK
XIN
23
GCP2
25
GCP1
27
GCP4
28
5
4
2
1
11
GCP3
FL+
31
SYS CLK
30
SYS SI
29
SYS SO
1
SYS CE
INH
7
CNVSS
+5V
DISP CKO
117
35
33
LCD CE
LCD INH
37
36
93
SUB SYSTEM CONTROL
IC2
1 2
DISP SO/TX
99
DISP SI/RX
98
DISP CE
95
18
BU IN
65
SYSRST
64
BUS ON
31
UNI SO
UNI CKO
29
UNI SI
30
100
CNVSS
7
SIRCS
1
RESET
10
RAM BU
91
FP CTRL
2
MOT-
77
MOT+
78
I-DET
76
OPEN SW
75
CLOSE SW
74
OPEN KEY
90
SYSTEM CONTROL
IC303 (3/3)
IC302
RESET
MT+B
MT+B
BATT
1
2
3
MOTOR+B REG
IC306
IR
RECEIVE
IC62
IR
RECEIVE
IC503
7
7
1
1
KEY IN0
85
KEY IN1
84
RC IN1
70
RC IN0
86
KEY ACK2
87
KEY ACK0
88
KEY ACK1
89
SW501
RESET
DIMMER
CONTROL
Q905
FL POWER
CONTROL
Q801,802
BATT
BATT
LED CONTROL
Q903,904
DC-DC CONVERTER
IC800
KEY IN
MATRIX
FL 900
T800
FLVDD
FL-
BATT DET
Q101
S932
(RESET)
CF
118
CLK
119
DATA
DIMMER
120
106104
105
1
I
103
7 3
I-DET
IC308
MOTOR
DRIVE
IC307
11
6
14
3
12
16
VREF
CONTROL
Q306,307
I-DET
Q305
LED CONTROL
Q503,504
SW900
(OPEN/CLOSE)
S931
(OPEN)
D512
(DISC IN)
CNJ101
(REMOTE IN)
AEP,UK,E MODEL
LED SW1
LED SW2
GCP
FL CONTROL
IC301
LCD DRIVER
IC1
SEG1
I
SEG95
COM1
I
COM8
21
LAT
22
BK
99
FL DAT2
3
FL DAT3
M601
(OPEN/CLOSE9
D70
D513