Sharp MD-C2 Service Manual page 44

MD-C2
A
VF1
VP
VF2
B
C
D
E
VF2
1
VP
2
VF1
3
+12V(M)
+B
4
DISP_RES
5
+5.6V USWD
+B
6
ON/STAND
7
SY–STB
8
SY–CLK
9
SY–COM
10
F
SY–DAT
11
GND(D)
12
CNSD01
SWD23
MD REC
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.
1
1 2 3 4 5 6 7 8 9
TIMER–LED
LEDD01 SLI342UCE
NR5–LED
LEDD08 LMKD515B
+B
NR4–LED
LEDD07 SLI342YCE
NR3–LED
LEDD18 SLI342UCE1
AUX–LED
LEDD06 SLI342YCE
TYPE–LED
LEDD05 SLI342UCE
MD1–LED
LEDD11 333GTH4
SY–DAT
SY–COM
MD2–LED
LEDD12 333GTH4
SY–CLK
SY–STB
ON/STAND
CD08
150P
VOL–LED
LEDD09
LEDD10 RD94
SLI342YCG
SLI342YCG 680
REW–LED
RD98 820
LEDD14 333GTH2
STOP–LED
0.15V
RD99 820
LEDD15 333GTH2
2
1 0V
PLAY–LED
RD100 820
LEDD16 333GTH2
4.5V
2
3
0.15V
FF–LED RD101
LEDD17 333GTH2 820
3
2
4.5V
0.15V
MD3–LED RD97
LEDD13 333GTH4 820 0V
1
2
9.1V
NR2–LED
RD96 820
LEDD19 SLI342YCE
0V
NR1–LED
RD95 820
LEDD20 LMKD515B
+B
DD02 1N4004S
RD72 RD71 RD70
5.6K 3.9K 2.2K
SWD22 SWD21
MD RELEASE
TAPE REC
RD103 RD102
3.9K 2.2K
SWD44 SWD43
CD AUX TAPE
RD84
2.2K
SWD35
PROGRAM
RD91 RD90
3.9K 2.2K
SWD42 SWD41
ENTER PLAY/PAUSE
2 3
Figure 44 SCHEMATIC DIAGRAM (7/16)
10 11 12 13 14 15 16 17 18 19 20 21 22 23
+B
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60
PG0
–31.4V
81
PG0
PG1
–31.4V
82 PG1
PG2
–31.4V
83 PG2
PG3
–31.4V
84
PG3
RD31 1.2K
3.64V
85
P00
RD38 820
0.46V
86 P01
RD37 820
0.46V
87 P02
RD08 820
0.46V
88
P03
0V
89
VSS2
4.9V
90
VDD2
RD36 820
9.3V
91 P04
RD35 820
0.47V
92
P05
RD01 820
9.3V
93
P06
RD02 820
9.3V
94
P07
RD39 1K
0.7V
95 SO0
RD40 1K
0.2V
96 SI0
RD41 1K
4.7V
97
SCK0
RD42 1K
1.85V
98
P13
RD43 1K
4.9V
99
P14
4.85V
100 P15
RD44
CD05
1K
150P
1
0V
1
4.5V
0.15V
3
RD04 1K
2
1 0V
QD07
RD05 1K
0.15V
4.5V KRC107 M
2
RD06 1K
1 0V 3
QD11
KRC107 M
4.5V RD07 1K
3
QD12
KRC107 M
QD13
KRC107 M
DISP_RES
QD14
KRC107 M
QD10
KRC107 M
0V
3
QD09
KRC107 M
1
2 3
4.5V
0.13V
QD08
KRC107 M
0V 1 2 3
0.13V 4.5V
1 0V
RD111
47K
RD69 RD68
1.8K 1.2K
SWD20 SWD19 SWD18
DIMMER
CLOCK SLEEP
RD76 RD75
1.8K 1.2K
SWD27 SWD26 SWD25
TUNER(BAND) MD
RD83 RD82
1.8K 1.2K
SWD34 SWD33 SWD32
DELETE/CLEAR STOP
NAME/TOC EDIT
RD89 RD88
1.8K 1.2K
SWD40 SWD39 SWD38
FF/TUNING UP
DISPLAY PLAY MODE
4
– 44 –
24 25 26 27 28 29 30 31 32 33 34 35 36 37
ICD01
IX0266AW
FL DRIVER
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 21 21
DD01
DZ5.1B
CD12
0.022
CD13
100/10
+B
RD67
1K
KEY2
RD66
SWD17
8.2K
TIMER
RD74
1K
KEY4
RD73
SWD24
8.2K
POWER
RD81
1K
KEY0
RD80
SWD31
8.2K
REW/
TUNING DOWM
RD87
1K
KEY1
RD86
SWD37
8.2K
>
CD MD EDIT
5
38 39 40 41 42 43
RD107
10K
+B
LD01
2.2µH
+B
RD57
8.2K
RD61
8.2K
+B
6