Sharp MD-C2

– 41 –
MD-C2
Figure 41 SCHEMATIC DIAGRAM (6/16)
7
8 9 10 11 12
ICU00
LC75397E
AUDIO PROCESSOR
CU06 2.2/50
CU04 3.3/16
CU08 2.2/50
RU42 1K
CU03
47P
CU02
47P
CU10
2.2/50
RU24
47K
4
2.2/50
DU00 1SS133
DU01 1SS133
RU21 1K
RU20 1K
CU19 0.039 (ML)
CU42 100/16
CU41 0.022
CU29 0.1
CU25 0.0033 (ML)
CU27 0.18
2
2.2/50
CU36 2.2/50
2
0.0033
0
0.0047
CU33
2.2/50
CU37 2.2/50
8
0.1
6
0.18
0
0.039
3
RU41 1K
CU35
2.2/50
RU08 1K
RU10 1K
RU12 1K
RU14 1K
RU09 1K
RU11 1K
RU13 1K
RU15 1K
CU23
0.0033 (ML)
9
(ML)
CU40 10/16
RU22 1K
RVR3IN
NC
LVR3IN
NC
(OS–CON)
LVR1IN
LVR2IN
RVR2IN
RVR1IN
RTOUT
RF4
RF3C3
RF3C2
RF3C1
RF2C2
RF2C1
RF1C2
RF1C1
RTIN
RBBOUT
RBB2
RBB1
RU06
4.7K
RU07
4.7K
LBB1
LBB2
LBBOUT
LTIN
LF1C1
LF1C2
LF2C1
LF2C2
LF3C1
LF3C2
LF3C3
LF4
LTOUT
RU55
1K
RU56
1K
RU46
100K
RU45
100K
RU17
12K
RU19
12K
RU23
47K
RU52
4.7K
RU51
4.7K
QU02
HSC1815 GR
QU03 HSC1815 GR
CU00
47P
CU01
47P
RU02
27K
RU03
27K
RU01
27K
RU00
27K
CU43 0.001
DU03 1SS133
DU02 1SS133
CU75
2.2/50
CU76
2.2/50
JTUU00
AUX IN
FAN_HI/LO
FAN_HI/LO
SP_PROTECT
POWER
+12V(A)
SP_PROTECT
SP_LEVEL
SP_RELAY
POSISTOR
FAN_MOTOR
HP_SW
–13V(A)
SP_LEVEL
POSISTOR
VLOAD1
SP_RELAY
HP_SW
FAN_MOTOR
POWER
VLOAD1
SPE
GND(A)
RCH
A_GND
LCH
SUR_ON/OFF
SYS_MUTE
C2_DI
C2_CL
C2_CE
A–GND
CHASSIS
GND
P37 8-H
TO MAIN
PWB(1/3)
P39 12-C
TO MAIN
PWB(2/3)
C
W
B(1/3)
RU04 1K
CU07 2.2/50
CU09 2.2/50
CU11 2.2/50
CU05 3.3/16
RU05 1K
P39 12-C
TO MAIN PWB(2/3)
CNP400
+B
TUN_LCH
TAPE_LCH
CD/MD_LCH
A_GND
CD/MD_RCH
TAPE_RCH
36
37
43
38
35
44
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
32
31
30
29
28
27
26252423
22
21
20
191817
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
64
63
62
61
60
58
57
5659
LSELO
NC L6 NC L5
L4 L3 L2 L1
VSS
NC
R2 R1 R3 R4
NC R5 NC R6
RSELO
RVR3OUT
NC
RVR2OUT
RVR1OUT RVref NC Vref TEST NC CL DI CE VDD LVref NC NC NC
LVR3OUT
NC
LVR2OUT LVR1OUT
C2_CE C2_DI C2_CL
RIGHT
LEFT
4
2
1
3
19
16
18
17
20
21
30
31
32
25
24
10
22
11
23
12
13
14
TO MAIN PWB(1/3)
P36 4,6-A P37 8~9-A,7-H
+B
CNPV00
TO POWER PWB
P48 1-D
CU21 0.039
(ML)
CU31 0.0047 (ML)
(OS–CON)
13
12
11
10
9
8
7
6
5
4
3
2
1
CU85 2.2/50
CU83
470/16
DU05
1SS133
DU06
1SS133
RU76
100K
RU75
3.3K
QU07
HSA1015 GR
DU04
1SS133
RU77
100K
SYS_MUTE
–B
3.0V
11.7V
0V
5V
5V
5V
4.9V
4.9V
5V
5V
5V
5V
5V
5V
0V
0V
0V
5V
11.3V
0.7V
0.7V
0V0V
0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 5V 5V
10.1V
5V 5V
5V
5V
5V 5V
5V
5V 5V
5V 5V 5V
5V
5V 5V 5V
0V 0V
0V
0V
0V
0V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
4.9V
4.9V
0V
0V