Sharp CD-RW5000 Service Manual page 35

C957
150P
(CH)
C958
C950
390P
150P
EXPANDER
(CH)
+B
C970
0V 5V
VSS 18
1 VDD
0.1
1 1K 0V
0V
2 DATA OE 17
DIG_SEL
7 1K 0V R1032 1K
0V
3 CLK 16
SW12
AUX_SEL
8 1K 0V R1052 1K
0V
4 LCK 15
SW11
FAN
R1051 1K
1.1V 2.8V
5 CD-SW 14
SW10
PNL_OP
0V R1050 1K
R1141
6 NC 13
SW9
PNL_CL
0V R1023 1K
1K
7 NC 12
SW8
R1020
P_CONT
8 NC 11
SW7
1K
0V
9 CD-R_SEL 10
SW5
LCD_RESET
IC912 R1029
47K
BU2092F
R1105
10K
D951
DS1SS133
+B
C914
0.1
0 9 8 7 6 5 4 3 2 1
0V VSS
100
R916 1K
REC_MUTE
99
5V REC MUTE
R996 1K
C-MO_FOR
0V FH M B–
98
R997 1K
C-MO_REV
0V FH M B+ 97
R998 1K T-MO_FOR
0V FH M A– 96
R999 1K
T-MO_REV
UT1 0V
0V FH M A+
95
R928 1K
PU-IN
AS 0V
5V CD PICK IN 94
R949 1K
CD-RW
5V CD RW
93
R982 1K CD_RES
E 5V
0V CD RESET 92
R976 1K CD_BUS0
0V CD BUS0 91
R977 1K CD_BUS1
0V CD BUS1
90
0.2V
R978 1K
CD_BUS2
0V CD BUS2
89
0.2V
R979 1K
CD_BUS3
0V CD BUS3 88
0.2V
R980 1K
CD_BUCK
5V CD BUCK 87
0.2V
R981 1K CD_CCE
5V CD CCE 86
0.2V
R989 1K FH_C-SW_A
5V FH C-SW A
85
R990 1K
FH_C-SW_B
0.2V FH C-SW B 84
R994 1K
0.2V FH T-SW C 83
R993 1K
82
5V FH T-SW B
R992 1K
0.2V FH T-SW A 81
FH
72 73 74 75 76 77 78 79 80 T-SW
A
LCD-RW
LCD-E
4
+B
R1092 R1094
5.6K 5.6K
8.6V
5V
1 3
IC913
C1003 C1004 2 0V C1005
C1006
47/50 0.1 0.1 47/50
IC913
KIA7805P
VOLTAGE
REGULATOR
+B
+B
+B
6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8
BI960
TO POWER
CNP807 P40 1-D
TO POWER PWB
CNP806
PWB
P40 1-D
7
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IC912
BU2092F
OUTPUT
R1024
10K
R1048
(2.6V)
10K R1026
1
(5V)
10K
R1027
2
10K (2.4V)
3
(2.4V)
4
(5V)
5
(2.6V)
6
(0V)
7
+B
R1028
27K
R1089 R1090
5.6K 5.6K
DSTB
R1040
10K
+B
D_GND
C920
0.1
(2.5V) (0V)
1 BIASC GND
18
C921 (0V)
(1.5V) LEVEL_L
VREFC
2 AOUT 17
0.1 (2.5V) (0V)
TEST
3 RREF 16
+B
R1073
4 N.C. N.C. 15
100K (5V)
5 DIFOUT SEL 14
(5V)
C922
6 N.C. 13
N.C.
+B 0.1
(2.5V) LOAD_SW
(0.1V)
7 C 12
CIN
C923
(2.5V) (0.5V) DSTB
8 AIN B 11
0.1 (1.5V)
(5V) SID
A
9 Vcc 10
C924
0.1
IC922
BA3835F
BAND PASS FILTER
8 7 6 5 4 3 2 1
BI940
CNS940 8 7 6 5 4 3 2 1
BI950
TO DECK SECTION
CNP102
8 9
Figure 35 SCHEMATIC DIAGRAM (4/11)
C979
0.1
IC921
(5V)
IC921
74HCT00F
Vcc 14
(0.5V)
C974
13
DIGITAL
(0.5V) 0.1
12
SIGNAL
(5V)
11
SWITCH
(0.5V)
10
(4.3V)
9
8
GND
C1010
(5V)
0.1
(2.6V)
R1135
5
2.7K (2.5V)
6
R1134 (2.5V)
56K 7
(0V)
8
CDR-DAT
CDR-CLK
(0V) (0V)
2 2
TC7WU04F
Q911 (0V)
1 1
DTC363 TS
INVERTOR
3 3
(-6.1V) (-6.1V)
C999
680P
D_+B
C955
C956
10/50 10/50
R1096 R1095
27K 27K
R1098
1.5K
R1132
R1097
220
1.5K
R1072
R1082
33K
2.7K
R1071
33K
IC701
TA7291S
LOADING
MOTOR DRIVER
1
i m j k m 1
3 2
TO AUDIO SECTION TO AUDIO SECTION
P42 1-A
P33 12-H P33 10-H
10
– 35 –
CD-RW5000
CNP975
1
CNS12 FROM CD PWB
2
P38 1-G
L911
2.2µH
C973
C971
0.1/25
C972
0.1
1
UNA901
1/50
2
DIGITAL
INPUT
3
L912
1
UNA902
2.2µH
DIGITAL
2
OUTPUT
3
C975
C976
1/50
0.1
C977
100P
(CH)
CNP911
EBU GROUND
1
C978
EBU SIGNAL(INPUT)
2
100P
SCREEN
3
(CH)
EBU GROUND
4
5 EBU SIGNAL(OUTPUT)
6 SCREEN
(0V) R1137
FFC912
220K
4 CNP912
(2.6V)
GROUND(CASE)
3 1
(2.5V)
GROUND(CASE)
R1136 2
C1009
2
(2.5V) 330 3 RESET
0.022
1
4 REQKBE
IC926
5 I2C-CLOCK
6 GROUND(D)
7 I2C-DATA
A-IN(REC)L-CH
5
4 GROUND(A)
A-IN(REC)R-CH
3
A-OUT(PB)R-CH
2
1 A-OUT(PB)L-CH
IC926
CNP914
FFC914
+B
CNP931
+B
1 A_+B
+B
D_+B
2
3 D_GND
RX_IN
REMOCON
4
POWER
5 POW_KEY
LED-TIMER
6 POW_IND
EX-DATA
7 DATA
EX-CLK
8 CK
LCK2
9 LCK
KEY1
10
KEY1
KEY0
11
KEY0
JOG-B
JOG-B
1
JOG-A
JOG-A
2
D_GND
3
KEY4
KEY4
4
KEY3
KEY3
5
KEY2
KEY2
6
+B
A_+B
7
CNP934
R1140
2.2
CNP935
DIMMER
1
A_+B
2
R1142
D_GND
3
2.2
4 D_+B
R1017 10K LCD-E
5 SCL
R1016 10K
LCD-RW
SDA
6
LCD-RES
7 LCD-RES
LCD-DB7
8 LCD-DB7
LCD-DB6
9 LCD-DB6
LCD-DB5
IC701
LCD-DB5
10
LCD-DB4
LCD-DB4
11
LCD_RESET
2 3 4 5 6 7 8 9
12
LCD_RESET
R768 P-OPEN
1
2.2 OPEN_SW
P-CLOSE
(1/2W) CLOSE_SW
2
3 D_GND
4 MOTOR_+
5
MOTOR_–
R762
6.8K
PNL_OP
CNP933
C714
R763
47/16
2.7K
PNL_CL
11 12
FROM
CD-R UNIT
CNS911A
P38 3-A
1
P38 3-B
TO
7
CD-R UNIT
5
P38 3-B
1
FROM
DISPLAY PWB
CNS720
P36 6-E
FROM
JOG PWB
CNS770
P37 7-H
FROM
DISPLAY PWB
CNS702
P36 6-C
FROM
MOTOR
PWB
CNP741
P37 8-B