Sharp CD-CH1000 Service Manual page 29

1 VSS
2 DATA
3 CLK
4 LCK
5 NC
6
NC
7 NC
8 NC
9 CD-R_SEL
7 6 5 4 3 2 1
VSS 100
REC MUTE 99
FH M B- 98
FH M B+ 97
S
96
FH M A-
FH M A+ 95
E
CD PICK IN 94
CD RW
93
CD RESET
92
CD BUS0
91
CD BUS1 90
CD BUS2
89
CD BUS3 88
CD BUCK
87
CD CCE 86
FH C-SW A
85
FH C-SW B
84
83
82
81
3 74 75 76 77 78 79 80
IC913
KIA7805P
VOLTAGE REGULATOR
+B
1 IC913
3
2
+B
9 10 11 12 13 14 15
BI960 1 2 3 4 5 6 7 8
TO POWER
06
CNP807
PWB
IC912
VDD +B
18
BU2092F
OE
17
+B
SW12
16 INPUT/OUTPUT
15
SW11
EXPANDER
SW10 14
SW9 13
SW8 12
11
SW7
10
SW5
Q725
Q723
Q724
LEVEL_R
Q955
Q954
+B
+B
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
CNP102 TO POWER PWB
BI950
Figure 29 BLOCK DIAGRAM (4/6)
+B
IC702
INPUT/OUTPUT
EXPANDER
BU2092F
18 1
VDD VSS
__
DATA
17 2
OE
16 Q11 CLOCK 3
15 Q10 LCK 4
14 Q9 Q0 5
Q1
13 Q8 6
12 Q2 7
Q7
Q6 Q3
11 8
Q5 Q4
10 9
+B
Q721
+B
Q722 Q720
LED_EG
+B
LED_1
LED_2
LED_3
LED_4
LED_5
BI940
CNS940
m
l j k m
TO AUDIO SECTION
MOTOR DRIVER
1 2 3 4 5 6 7 8 9
PNL_CL
– 29 –
+B
RX701
REMOTE
SENSOR
1 2 3
+B
SW701
REMOCON
POWER
POW_KEY
POW_IND
SW710,
SW730~SW735
KEY0
SW711,SW712,
SW720~SW725
Q708
LED773~
LED776
+B
SW750~SW753,
+B
SW755,SW756,SW758
CNS770
A_+B
7
KEY2
6
KEY3
5
KEY4
4
D_GND
JOG701
3
JOG-A JOG DIAL
2
JOG-B
1
CNP931
+B
A_+B
1
+B
D_+B
D_+B
2
D_GND
3
REMOCON
4
POW_KEY
5
POW_IND
6
DATA
7
CK
8
LCK
9
KEY1
10
KEY0
11
CNP934
1
2
3
4
5
6
+B
7
DIMMER
A +B
D GND
IC701
D +B
TA7291S
SCL
LOADING
SDA
IC701
OPEN_SW
CLOSE_SW
PNL_OP
MOTOR_+
MOTOR_–
P_CONT
CONTROL
PANEL MOTOR
CD-CH1000
CNS720
A_+B
1
D_+B
2
D_GND
3
4
5
6
DATA
7
CK
8
LCK
9
KEY1
10
11
LED781
LED782
SW761~SW764
SW770,
SW772~SW774,
SW776,SW778
JOG-B
JOG-A
D_GND
KEY4
KEY3
KEY2
A_+B
LED701 ~ LED709,
LED716 ~ LED724
Q707
CNP701
1
VLCD
1
VSS
2
VDD
3
4
5
5
D_GND
SW705
OPEN/CLOSE
M
MO700