Sharp CD-RW5000, Service Manual

Page: 29 / 80

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CD-RW5000
Figure 29 BLOCK DIAGRAM (4/6)
+B
8 7 6 5 4 3 2 1
TO POWER PWB
TO POWER
PWB
IC913
CNP102 CNP807
CNP806
DIMMER
3
2
1
+B
+B
+B
+B
+B
CNP703
6
5
4
3
2
1
9
8
7
12
13
14
15
16
17
11
10
NC
NC
NC
NC
NC
DB7
DB6
DB5
DB4
/RESET
/CS
RS
/WR
/RD
GND
VCC
VLOUT
IC922
BA3835F
BAND PASS FILTER
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1 BIASC
N.C.
N.C.
N.C.
DIFOUT
CIN
AIN
GND
AOUT
TEST
SEL
C
B
A
Vcc
N.C.
RREF
VREFC
DIG_SEL
IC701
TA7291S
LOADING
MOTOR DRIVER
1 2 3 4 5 6 7 8 9
IC913
KIA7805P
VOLTAGE REGULATOR
BI940
CNS940
BI950 BI960
IC912
BU2092F
OUTPUT
EXPANDER
CNP934
CNP931
+B
REC_RCH REC_LCH
A_GND
TAPE_L TAPE_R
TO AUDIO SECTION
TAPE_R TAPE_L A_GND REC_LCH REC_RCH
REC_MUTE REC_CONT REC_BIAS
l
8 7 6 5 4 3 2 1
POWER_RLY
SP_RLY
PROTECT
FAN
D_GND
SP_DET SP_RLY
UN_SW 5V
AC_RLY CTL
A_-B
D_GND
FAN_CTL
1 2 3 4 5 6 7 8
M_+B
M_GND
CD_+B
CD_GND
CD_+B
CD
_
GND
M_GND
M_+B
PNL_OP
PNL_CL
SDA
SCL
D_GND
KEY4
KEY3
KEY2
JOG-B
JOG-A
A_+B
7
6
5
4
3
2
1
D_+B
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CD-R_SEL
SW12
LCK
SW10
SW11
SW5
SW7
SW8
SW9
VSS
DATA
CLK VDD
OE
A_+B
D_+B
D_GND
REMOCON
POW_KEY
KEY0
KEY1
LCK
CK
DATA
POW_IND
11
10
9
8
7
6
5
4
3
2
1
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
69 70 71 72 73 74 75 76 77 78 79 80
9 8 7 6 5 4 3 2 1
CD RESET
CD CCE
83 FH T-SW C
82 FH T-SW B
81 FH T-SW A
FH A-SW B
FH M B-
FH A-SW A
FH M B+
FH M A-
FH M A+
CD RW
CD PICK IN
VDD
DEST_OUT2
VSS
FH C-SW B
FH C-SW A
FH A-SW E FH A-SW D FH A-SW C
CD BUS3
CD BUS2
CD BUS1
3 REC BIAS
2 REC
1 PB MUTE
CAM SW B-FP SW A-FP SW
DEST_OUT1
CD BUCK
CD BUS0
REC MUTE
CD-R DATA CD-R CLK TUNER DO TUNER CL
RUN PULSE
T-SOL
T-MOTOR
NC
NC
NC
NC
m
j k
m
8 9 10 11 12 13 14 15
12 11 10
IC701
+B
SW711,SW712,
SW720~SW725
Q724 Q720
Q721 Q723
Q725
Q722
SW710,SW780,
SW730~SW735
LED759
LED731
LED754
LED756 LED757
LED758
LED755
SW701
POWER
RX701
REMOTE
SENSOR
LED770
SW750~SW758
JOG701
JOG DIAL
SW760~SW769
Q708
LED772
LED783
LED786
SW783,
SW772~SW778
CNS720
CNS770
IC702
OUTPUT EXPANDER
BU2092F
LED_4
LED_1
LED_2 LED_3 LED_5
LED_6
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Q10
VDD
__
OE
Q11
Q9
Q8
Q7
Q6
Q5
Q3
Q4
Q2
Q1
Q0
LCK
CLOCK
VSS
POW_IND
DATA
CK
LCK
KEY0
KEY1
POW_KEY
REMOCON
D_GND
D_+B
A_+B
LED_EG
LED_5
LED_4
LED_3
LED_2
LED_1
A_+B
JOG-A
JOG-B
KEY2
KEY3
KEY4
D_GND
3 2 1
5
6
7
8
9
10
11
1
2
3
4
4
3
6
7
5
2
1
IC702
DATA
+B
+B
+B
+B
+B
+B
+B
+B
17
1
Q707
LED735,LED737,
LED738
LCD710 LCD DISPLAY
SW705
OPEN/CLOSE
MO700
CONTROL
PANEL MOTOR
MOTOR_–
D_GND
CLOSE_SW
OPEN_SW
M
Q706
+B
MD LOAD SW MD DSTB
MD SID