38
RXD-M909/LS-M909
FRONT (1/2), FRONT JACK (1/1)
DIG301
CN310
CN303
CN302
JK303
JK302
CN309
USB
LD307
SW301
JK301
HEAD
PHONE
AUDIO IN
PORTABLE
J301
J302
1/4
CN205
DVD-
PN7303
MAIN-
2/4
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
F-
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
G15
G14
G13
G12
1
2
3
4
5
6
7
8
L
GND
R
GND
HP SENSE
HP L CH
AGND
HP R CH
3
2
1
R
GND
L
1
2
3
4
GND
D+
D-
VDC
1
2
3
4
VDC
D-
D+
GND
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
L
GND
R
GND
HP SENSE
HP L CH
AGND
HP R CH
P17
P16
P14
P13
P15
P11
P12
P10
P8
P9
P7
P6
P5
P4
P3
P2
P1
P19
P18
P20
G3
G2
G5
G4
G1
G6
G15
G9
G13
G12
G14
G10
G11
G7
G8
P20
P18
P19
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
G14
P1
G15
G13
G12
R345
47u50
C311
4.7
R343
C312
0.1
R344
DGND
R392
0.01
C369
C370
0.01
0.01
C353
C354
0.1
C341
0.1
CHGND DGND
AGND
DGND
AGND
DGND
AGND
AGND
470K
R322
470K
R321
R320 470
470
R319
4.7u50
C319
4.7u50
C320
AGND
FB304
FB305
2200P
C317
2200P
C318
10
R362
10
R361
1K
R360
0.047
C335
C334
0.047
HP-R
HP-L
HP SENSE
56P
C338
C342
0.1
56P
C339
0.1
C337
FB302
CHGND
10
R355
10
R374
DGND
R335 82K
R336 100K
R331 100K
R334 1K
R332 1K
R333 47
DGND
CLK
STB
DIN
100P
C304
DGND
0.1
C302
0.1
C301
47u50
C355
R396
VEE
0.1
C303
820
R388
D
1/8W
1/8W
4.7
4.7
1/8W
1/8W
4.7
R395
C333
0.1
100u16
C308
1
6
7
4
2
3
5
AGND
AGND
AGND
CHGND
+5.6V
+B
+B
+B
+B
+B
RED
47K
R394
4.7
47K
G11
22
33
44
43
42
41
40
G6
G5
G4
G3
G2
G1
P24
38
39
37
36
35
34
G8
G7
G9
G10
P23
P22
P21
P20
P19
P18
30
32
31
29
28
27
25
P17
26
P15
P16
P14
24
23
7
52
51
50
49
48
47
46
45
G14
G12
G13
G15
G16
DIN/DOUT
VEE
VDD
GND
CLK
LED1
STB
K1
OSC
K2
1
2
5
3
4
6
16
19
P12
P13
P11
21
20
P9
P10
P8
18
17
GND
VDD
KS1/P1
KS2/P2
KS3/P3
KS6/P6
P7
KS5/P5
15
14
KS4/P4
12
9
8
10
11
13
MEMORY
KEY MATRIX
GENERATOR
TIMINNG
MEMORY
DISPLAY
CONTROL
DRIVER
LED
DATA
SERIAL
OSC
INTERFACE
GRID
DRIVER
SEGMENT
DRIVER
DIMMING CIRCUIT
+
+
+
+
+
FRONT JACK
FRONT
IC301
B8
B16
B17
B25
1G
6G
(1G)
a
b
co
k
j
h
f
g
m
e
r
p
n
c
d
(6G-15G)
S1
B7
B15
B18
B26
B6
B14
B19
B27
B5
2G
3G
B13
B20
B28
B4
B12
B21
B29
B3
B11
B22
B30
B2
B10
B23
B31
B1
B9
B24
S3
S2
S2
S3
B32
7G
8G
9G
10G
11G
12G
13G
14G
2G
3G
AT
AU
AV
AW
AX
1
2
3
4
5
6
7
CAUTION:
For continued safety, replace safety critical components only with manufacturer’s recommended parts (refer to parts list).
indicates safety critical components. For continued protection against risk of
fi
re, replace only with same type and rating fuse(s). To
reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insu-
lated from the supply circuit) before the appliance is returned to the customer.
AK-7
R-6