Read Panasonic RR-US050E Service Manual Simplified online
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11
10
9
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6
5
4
3
2
1
A
B
C
D
E
F
G
H
IC101
C1DB00001308
C1DB00001308
INTERFACE
R106
1M
R107
220
X101
(12MHz)
C102
1000P
D23
1SS355TE17
C103
0.1
C104
6.3V10
IC102
C0CBACB00024
C0CBACB00024
REGULATOR
R103
1.5K
R102
27
C101
1000P
X
E
A
R101
27
R112
10K
C105
0.01
RX104
470K
RX103
470K
VOUT
NC
VIN
4
2
3
GND
1
C113
3300P
RX101
470
C
111
0.01
L
37 38 39 40 41 42 43 44 45 46 47 48
1
2
3
4
5
6
7
8
9
10
11
12
24 23 22 21 20 19 18 17 16 15 14 13
36
26
35
34
33
32
31
30
29
28
27
25
CVcc
GND
D+
VBUS
D-
TR ON
TEST
/ DACK1
/ DREQ1
/ INT1
IOVcc
XI
N
GND
CVcc
A1
A2
A3
A4
A5
A6
D0
D1
D2
D3
D4
D5
D6
D7
P0
P1
P3
IOVcc
GND
P4
P5
P6
A0
/
HWR
/
INT0
/L
W
R
/C
S
/
RST
/
DREQ0
/
DACK0
/ TC1
/R
D
P2
X
OUT
K
J
H
G
F
E
D
N
M
L
K
J
I
H
G
F
E
D
C
B
A
R29
1.8K
R28
1.5K
R27
1.2K
DIGITAL CIRCUIT
B
SCHEMATIC DIAGRAM-3
C106
1000P
O P
1
3
2
44
2
1
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
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
CP12
VBUS
D-
D+
DGND
USB 3V
D7
D6
D5
D4
D3
DGND
D2
D1
D0
SW V
DD
LSI ACK
IRE
IWE
LSI RST
BATT+
LSI HILO
DGND
DGND
LSI CS
EP IN
CLK IN
HOLD
DPC
BACKLIGHT H
CLK OFF L
MUTE
MIC OMNIUNI
KEY IN
REC H
EXMIC H
MIC SENSE
INTMIC H
BAT OFF L
DCINDET H
DGND
PLAY L
V
DD
NC
NC
RX102
10K
R113
0
R30
2.2K
S6
(ERASE)
S5
(
FOLDER /
MENU)
S3
(
)
S2
(
/
)
R26
1K
S1
(STOP)
R25
910
R24
10K
10K
C74
0.01
D1
B3AAB0000037
(REC)
R257
2.2K
C240
0.01
R37
0
R104
270K
R105
510K
510K
A
B
C
D
E
F
G
H
J
K
I
A
D
F
G
H
I
J
K
L
M
O
P
Q
R
S
U
T
V
W
I
C
B
Q
R129
1
S4
(
)
B
L
A
To
ANALOG
CIRCUIT (CP1)
on SCHEMATIC
DIAGRAM-2
on SCHEMATIC
DIAGRAM-2
C
RR-US050(E) DIGITAL CIRCUIT DIAGRAM
N
0V
0V
0V
0V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
3V
2.9V
:POSITIVE VOLTAGE LINE
:SOUND SOURCE SIGNAL(DEIGITAL) LINE
RR-US050E
9
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