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CDX-C6850R
Q Q
3 7 6 3 1 5 1 5 0
4-3. BLOCK DIAGRAM — DISPLAY SECTION —
D910
BATT
BATT
7
1
2
3
8
CNP801
(BUS CONTROL IN)
SIRCS
BUFFER
Q806
IR
T E
L
1 3 9 4 2 2 9 6 5 1 3
RECEIVER
IC502
CD5V
04
w w w
RESET
BU5V
2
1
90
IC902
S900
RESET
S901
(NOSE DET)
72 NOSE2
BACK-UP
CHECK
Q906
BUS INTERFACE
IC803
RST
RST
2
13
29 SYSRST
BATT
BATT
3
10
76 BU IN
CLK
CLK
4
4
11
22 CK
5
DATA
6
9
21 SO
DATA
6
DATA
20 SI
8
BUS ON
BUS ON
1
12
36 BUS ON
24
D909
ACC
ACC
CHECK
101
Q905
D940
1
BATT
BATT
CHECK
Q940
95 COM8V ON
+8V
POWER
+8V REG
CONTROL
BATT
Q904
LED506,507
Q913,919
LSW511
35 CD ON
32
CD POWER
CD POWER
+5V REG
+8V REG
BATT
CONTROL
CONTROL
Q909
Q912
Q907,908
Q910,911
MD 8V
111 ANT REM
109 PW ON
1
AMP ON
ANT POWER
ANT+B
AMP+B
CONTROL
2
Q924,925
VCC
4
BATT
AMP+B
BU5V
5 BU+B
POWER SUPPLY
IC901
x
a o
.
i
– 27 –
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SYSTEM CONTROL
LCD DRIVE
IC801 (3/3)
IC501
RESET
SO
SO
13
18
LCD
CKO
14
17
CKO
LCD
CE
104
19
CE
VLC5
GREEN 1
6
7
VLC4
AMBER 2
VLC3
8
9
VLC2
POWER ON 4
10
VLC1
11
VLCD
DIM ON
3
UNI
LCD ANGLE
CONTROL
Q802,803
ANGLE
41
SIRCS
LCD POWER
+10V REG
BATT
CONTROL
ACC IN
Q903
Q901,902
Q
Q
3
7
6
ILL ON
108
ROTARY
RE IN0 106
ENCODER
RE IN1
107
RE501
MD ON
KEY MATRIX
KEY IN1
47
LSW512-521
KEY IN2
48
LSW531-538
D919
S502
KEY ACTIVE
NIL
79
Q914,915
D918
NIL
37
IN1
61
CNP802
RC
(REMOTE IN)
IN0
49
u 1 6 3
y
http://www.xiaoyu163.com
2
4
8
9
9
LCD501
COLOR
SELECT
LED501-505,
Q504,506
LSW512-521,
COLOR
LSW531-538
SELECT
Q503,505
LCD POWER
CONTROL
Q507
LED510,511
DIMMER
CONTROL
Q501,502
3
1
5
1
5
0
8
9
m
c o
.
– 28 –
2
8
9
9
2
4
9
8
2
9
9
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