Sharp CD-RW5000 Service Manual page 34

CD-RW5000
MAIN PWB-A (3/3)
A
B
C
FFC901
1
GND
33
FH_C-SW_B
32
FH_C-SW_A
31
FH_A-SW_E
30
FH_A-SW_D
29
FH_A-SW_C
D 28
FH_A-SW_B
27
FH_A-SW_A
26
FH_T-SW_A
25
FH_T-SW_B
24
FH_T-SW_C
23
CD-SW
22
NC
21
CD_RES
20
CD_CCE
19
CD_BUCK
18
TO CD PWB
CD_BUS3
17
CD_BUS2
CNP1
16
CD-RW
15
P38 1-E
CD_BUS1
14
T-MO_REV
13
CD_BUS0
12
T-MO_FOR
11
CD_L
10
PU-IN
9
A_GND
E
8
C-MO_REV
7
CD_R
6
C-MO_FOR
5
CD_GND
4
CD_GND
3
CD_+B
2
CD_+B
1
33
F
TAPE
MECHANISM
PWB-H
SOLENOID
G
SENSOR OUT
PLAY
PLAY SW
SWITCH
TAPE
MOTOR
+
+5V SENSOR
M
M
–
CST_SW
CASSETTE
SWITCH
TAPE MECHANISM
ASSEMBLY (1/2)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 25.
1
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
FFC970
+SOL
1 1 12
1
11
2
3 10
+MTR
9
4
NC 5
8
6
7
NC
7
6
8
5
–COM
9
4
10 3
11 2
F_REC
12 1
12 12
R_REC
2
Figure 34 SCHEMATIC DIAGRAM (3/11)
+B
+B
C936
C995
100P
100P
(CH)
(CH)
R1035
5.6K
R1036
5.6K
C902
0.1
C943
0.1
R1044
22K
R1065
10K
R1066
10K
+B
C901
1000/6.3
L901
DS1SS133
100µH
R1001
47K
Q901
KRC102 M
5V
2
4.4V 3
0V 1
C903
0.1/50
C904
0.01
+B
Q905
2SB561 C
+B
SOLENOID DRIVER
11.4V
0V
Q906
R1011
KRC107 M
100K
11.3V
3
R1012 2
0V
1K 1
C913 Q907
2
3
RUN_PUL
RUN PULSE
2.2/50 KRC107 M
5V
0V R2133
R1013 1
0V
470
CAM-SW
47K
L910 MOTOR DRIVER
47H
11.4V +B
0V
R1014 MOTOR DRIVER
100K
C912
MOTOR
11.3V
2 3
47/16
Q908 0V
Q909
R1015
2SB561 C 11.3V
0V
1
KRC107 M
820
CST-SW
SIDE-A
SIDE-B
3 4
– 34 –
R1124
10K
LCD-RES R931 1K
LCD-RW R930 1K
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7
LCD-E R929 1K
LCD E (4.6V)
31
LED-TIMER
R932 1K
32
TIMER LCD 5V
DIMMER
R933 1K
33 BACK LED CONT 5V
S-MUTE
R934 1K
34
SYS MUTE 5V
P-CLOSE
R935 1K
35 C FUTA CL 5V
P-OPEN
R936 1K
36 C FUTA OP 0.2V
37 VDD 5V
30 LCD R/W (4.7V)
X901 X2 2.6V
38 29 LCD RS (4.5V)
C942
18P 8MHz
39 X1 2.3V 28 POWER RLY 0.8V
(CH)
R941
27
40 VSS 0V N.C.
C941 330K
X902
26
22P XT2 2.8V LCD DB7 (1.3V)
41
32.768KHz
(CH)
25 LCD DB6 (2.5V)
XT1 2V
42
RES
43 RESET 4.4V
51 AVDD A 5V
RX_IN R943 R944 1K
44
REMOCON 5V 52
1K
JOG-A R965 1K
JOG-A 5V
45 53
JOG-B R966 1K
46 JOG-B 5V 54
R947 1K
47 SYS STOP 5V 55
R948 1K
48
PROTECT 5V
R995 1K
49 SP RLY 5V
50 POWER KEY 5V
R946
1K C917 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74
0.1/50
C945 C916
0.1
0.1/50
C998
22/10
R1046
+B
12K
D906
R1003
4.7K
+B
IC905
R1125
KIA7042AP 10K
D901
DS1SS133
RESET
C905
3.3/50 IC905
3 1
D902
5V 5V
2
0V DS1SS133
C906
0.1
C907
R1002
10/50
100K
+B
SOL
+B
+B
g h i
O Q X Y U V W T R S d f
TO AUDIO SECTION P33 12-C
P33 9-H
TO AUDIO SECTION
5
C
1
(C
C950
150P
(CH)
R1031 1K
EX-DATA
R1007 1K
EX-CLK
R1008 1K
LCK1
R1141
1K
+B
+B
SPAN SEL.
R
10
4 DEST_OUT1 0V
IC901
3 REC BIAS 0V
IX0355AW
2 REC 0V
SYSTEM
1
PB_MUTE 5V
MICROCOMPUTER
80 FH A-SW A 0.2V
79 FH A-SW B 0.2V
78 FH A-SW C 0.2V
Vref0 5V
77 FH A-SW D 0.2V
KEY 0 5V
76 FH A-SW E 0.2V
KEY 1 5V
KEY 2 5V
C964
0.1/50
R1099
R1004
47K
10K
C1003
47/50
+
+B
+B
A_GND
c b a 1 2 3 4 5 6 7 8
9
P33 7-H
6