Sharp CD-RW5000 Service Manual page 29

DIG_SEL
IC912
BU2092F
OUTPUT
EXPANDER
VSS
1
2 DATA
3 CLK
LCK
4
5 NC
6
NC
NC
7
8
NC
9 CD-R_SEL
9 8 7 6 5 4 3 2 1
12 11 10
VSS
100
REC MUTE 99
FH M B-
98
FH M B+ 97
96
FH M A-
FH M A+ 95
3 REC BIAS
CD PICK IN 94
2 REC
CD RW 93
1 PB MUTE
CD RESET
92
CD BUS0 91
CD BUS1 90
83 FH T-SW C
CD BUS2
89
82 FH T-SW B
CD BUS3
88
81 FH T-SW A
CD BUCK 87
CD CCE
86
FH C-SW A
85
FH C-SW B
84
83
82
81
69 70 71 72 73 74 75 76 77 78 79 80
IC913
KIA7805P
VOLTAGE REGULATOR
+B
1 IC913
3
2
+B
8 9 10 11 12 13 14 15
BI960 1 2 3 4 5 6 7 8
TO POWER
CNP806
CNP807
PWB
+B
VDD
18
OE
17
SW12 16
15
SW11
SW10 14
13
SW9
SW8 12
11
SW7
10
SW5
Q725
Q723
Q724
+B
+B
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
BI950
CNP102
TO POWER PWB
Figure 29 BLOCK DIAGRAM (4/6)
+B
IC702
OUTPUT EXPANDER
BU2092F
18 1
VDD VSS
__
DATA
2
17 OE
16 Q11 CLOCK 3
15 Q10 LCK 4
14 Q9 Q0 5
Q8 Q1 6
13
Q2
12 7
Q7
11 Q6 Q3 8
Q5 Q4
9
10
+B
Q721
+B
LED_EG
LED_1
LED_2
Q722 Q720
LED_3
+B
LED_4
LED_5
CNS770
7
6
5
4
3
2
1
IC922
BA3835F
BAND PASS FILTER
1 BIASC GND
18
VREFC
2 AOUT 17
3 TEST
RREF 16
4 N.C. 15
N.C.
SEL
5 DIFOUT 14
6
N.C. N.C. 13
7 C 12
CIN
8 AIN B 11
A
Vcc
9
10
m m
l j k
TO AUDIO SECTION
MOTOR DRIVER
BI940
IC701
CNS940
1 2 3 4 5 6 7 8 9
– 29 –
+B
RX701
REMOTE
SENSOR
1 2 3
+B
SW701
REMOCON
POWER
POW_KEY
SW710,SW780,
SW730~SW735
SW711,SW712,
SW720~SW725
Q708
LED772
LED783
LED786
+B
+B
A_+B
KEY2
KEY3
KEY4
D_GND
JOG701
JOG-A JOG DIAL
JOG-B
CNP931
+B
1
+B
D_+B
2
3
4
5
6
7
8
9
10
11
CNP934
1
2
3
4
5
6
+B
7
LED735,LED737,
LED738
DIMMER
Q707
SCL
SDA
IC701
TA7291S
LOADING
OPEN_SW
D_GND
CLOSE_SW
PNL_OP
MOTOR_+
M
PNL_CL MOTOR_–
CD-RW5000
CNS720
A_+B
1
D_+B
2
D_GND
3
4
5
POW_IND
6
DATA
7
CK
8
LCK
9
KEY1
10
KEY0
11
LED770
SW750~SW758
SW760~SW769
SW783,
SW772~SW778
A_+B
D_+B
D_GND
REMOCON
POW_KEY
POW_IND
DATA
CK
LCK
KEY1
KEY0
JOG-B
JOG-A
D_GND
KEY4
KEY3
KEY2
A_+B
+B
Q706
CNP703
1
VLOUT
1
NC 2
NC 3
NC 4
NC
5
NC 6
VCC
7
GND
8
/RD
9
/WR
10
RS
11
/CS
12
/RESET
13
DB4
14
DB5
15
DB6
16
DB7
17
17
SW705
OPEN/CLOSE
MO700
CONTROL
PANEL MOTOR