Sharp CD-C449W Service Manual page 33

2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
D01
1K
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64
-G
81
PG0 (0V)
-R (0V)
NT-G (0.6V)
NT-R (10.8V)
UAL-G (–6V)
UAL-R (10.8V)
V)
ICD01
1V)
IX0234AW
RMAL-G (0.6V)
LF DRIVER AND
(10.8V)
RMAL-R
CONTROLLER
REO-G (9.0V)
(0.4V)
REO-R
100 SCK1 (0V)
0V)
4
3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
RD26
1K XD01
CD01
0.022
CD02
100/10
RD60 RD61
10K 10K
CD05
0.001
CD06
SWD01
0.001
VOL JOG
KEY1 KEY5
RE01
8.2K
KEY6
KEY2
RE11
8.2K
RE51
8.2K
RE21
8.2K
KEY3
RE31
8.2K
KEY4
DISPLAY PWB-C1
7
FLD01
FL DISPLAY
+B
–29(VP)
63 62 61 60 59 58 57 56 55 54 53 52 51
S24
50
S25
(–21V) S18 49
S26
50 (–30V) (–30V) S17
S19 48
S27
(–26V)
S16 47
VDD
(4.0V) VDD3 46
G1
S15
(–29V) 45
G2
(–29V) 44
S14
G3
(–29V) S13 43
G4
(–29V) S12
42
G5
(–29V) S11 41
G6
(–29V)
S10 40
G7
(–29V) S9 39
G8
(–29V) S8 38
G9
(–29V)
S7
37
G10
(–29V)
S6 36
G11
(0V) (–29V) S5 35
31 S1
G12
(–29V) S4
34
G12
(–29V)
S3 33
S2
32
(–29V)
31
0V
RE42
1K
SWD39
SWD40
RE41
VIDEO/AUX1
VIDEO/AUX2
8.2K
SWD54
OPEN/CLOSE
SWITCH PWB-C2
8
Figure 31 SCHEMATIC DIAGRAM (10/15)
28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
+B
+B
LD01
2.2µH
RD64 RD65
10K 10K
CD07 CD08
0.001 0.001
SWD02
JOG
JOG PWB-C4
+B
RE43 RE44
1.8K
1.2K
SWD41
TAPE SWD42
1/2 TUNER/BAND
RE57 RE56 RE55
5.6K 3.9K 2.2K
SWD53
DISC SWD52
SKIP
DISC3
9 10
– 31 –
CD-C449W/K449W
QD10
KRC107 M
RD70
DISC 3
3 2 820
1
RD71
DISC 2 3 2
820
QD11
1
KRC107 M
DISC 1 3 2
DISC 1
RD72
1
820
QD12
KRC107 M
RE45
2.2K
SWD43
CD
RE52 RE53
1K 1.2K
SWD48 SWD49
POWER KARAOKE
CD-K449W
ONLY
RE54
1.8K
SWD51 SWD50
DISC2 DISC1
11
DISC 3
DISC 2
+B
6 1
FWD01
6 1
12