Read Panasonic RF-800UGA / RF-800UGS Service Manual online
31
9.4.
USB CIRCUIT
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
RF-800UGA/GS
USB
CIRCUIT
NOTE: “ * ” REF IS FOR INDICATION ONLY
SCHEMATIC DIAGRAM - 3
USB CIRCUIT
B
A
TO
TUNER CIRCUIT
(CN101)
IN SCHEMATIC
DIAGRAM - 2
TUNER CIRCUIT
(CN101)
IN SCHEMATIC
DIAGRAM - 2
A
TO
TUNER CIRCUIT
(CN104)
IN SCHEMATIC
DIAGRAM - 2
TUNER CIRCUIT
(CN104)
IN SCHEMATIC
DIAGRAM - 2
A
TO
TUNER CIRCUIT
(CN105)
IN SCHEMATIC
DIAGRAM - 2
TUNER CIRCUIT
(CN105)
IN SCHEMATIC
DIAGRAM - 2
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: USB SIGNAL LINE
100K
R129
S
D
G
Q103
B1CFQD000011
R126
22
C123
1
C118
16V22
L104
L105
C125
R120
18K
R121
18K
15K
R130
C127
16V1
1K
R119
13K
R106
S
D
G
S
D
G
Q104
B1CFQD000011
10V47
C119
10V47
C141
10K
R117
6
7
5
2
4
3
8
1
C1AB00004024
IC105
B0JCMC000006
D107
Q105
+4V DRIVE SWITCH
68K
R107
C117
10V470
10V100
C112
D108
B0EAKM000103
3
1
2
4
5
C0CBABE00023
IC104
IP101
L107
0
L106
0
0
2
5
G
1
4
6
G
3
L102
RLQB220K-C
150P
C101
B0EAKM000103
D101
D106
B3AAA0000608
C142
10V47
330
R124
2
4
3
1
6
5
W101*
1
2
R125
270
C124
1000P
220P
1
4
3
2
6
7
5
JK101
MUSIC PORT
C126
16V1
R131
4.7K
R128
33K
1K
R118
L103
0
0
0
R112
2.2K
R135
2.7K
C113
16V1
16V1
R134
33K
0
K101
C110
560P
560P
C105
0.1
C108
10
S102
S101
100
R110
1
6
.9344MHz
X101
1
2
P
C10
6
1
2
P
C107
1M
R109
1K
R137
100K
R101
C122
10
1
4
2
3
IC102
C0EBE0000124
D105
B3AAA0000608
D104
B3ACA0000220
R114
220
SLR325MCT31W
D103
R113
220
100
R115
C109
0.1
R116
220
C114
0.1
D102
B3ACA0000220
0.1
C115
6.3V220
C143
R111
2.2K
3
4
1
2
6
5
IC106
RSB12JS2T2R
ESD PROTECTION
C103
0.1
C128
22P
C102
0.1
100K
R103
100K
R10
2
100K
R104
100K
R105
R108
12K
C116
MUTE SWITCH
S104
S103
C104 0.1
47
48
44
45
40
41
36
33
35 34
38
39
37
43 42
46
1
62
63
60
61
59
64
53
49
50
51
52
55
56
57
58
54
8
7
9
4
6
5
21
17
20
19
18
22
23
24
16
12 13
10 11
15
14
2
3
31
32
27
28
29
30
25
26
IC101
C1AB00004021
GND
D3.3
V
D3.3
V
D3.3V
D3.3
V
C111
RADIO
B1CHPB000005
SW101B
MP HIGH
MP NORM
USB
[51] LED_PSD
LED_PUSB
LED_ACCESS
LED_REPEAT
LED_RANDOM
RD
A
CO
D
AVSS
V
CD
A
CO
[50] LED_PLAY
VSS
_PLL
XIN_PLL
XOUT_PLL
[49] LED_ERROR
D
AV
DD
A
_MUTE
LD
A
CO
DVDD
[30] TEST8
TEST6
TEST7
TEST5
REXTI
V
OREFI
VSS
D+
VBUS
D-
AVSS
C
VOUT
VIN
GND
+3.3V VOLTAGE REGULATOR
NC
NC
R CH
V
DD_PLL
[32] AVDDC
[31] ATEST1
[31] ATEST1
U
S
B_DM
U
S
B_DP
QR101
B1GDCFJJ0047
TE
S
T_PLL
S
D
A
/KE
Y
_ROW4
FF
RE
S
ETX
S
EL_
V
OL
S
EL_DOUT
[64] DVDDIO
S
EL_
S
L
AV
E
S
EL_MP3
TE
S
T
2
TE
S
T1
S
EL_UTPKT
S
EL_
A
PPL
Y
VDD
OUT
NC
VSS
RESET
PLAY
/PAUSE
REW
S
CL/KE
Y
_ROW3
[18] DVDDIO
[19] SD_CON
[17] TEST3
DVDD
TEST13
TEST15
TEST16
USB AUDIO DECODER
TEST14
MCHNG/KE
Y
_ROW1
[62] DVSS
TEST17
[63] TMODE
BU
SY
/KE
Y
_ROW
2
SD_CS
REPEAT
A2
/KE
Y
_COL3
VDD
FB
NC
PWM
CE
GND
+1.8V DRIVE SWITCH
+1.8V DRIVE SWITCH
EXT 1
EXT 2
DC/DC CONTROLLER
SD_DI
SD_CLK
A
1/KE
Y
_COL
2
A
0/KE
Y
_COL1
SD_DO
DVSS
TEST4
USB
SW101A
SW101
FUNCTION
RADIO
MP_HIGH
MP_NORM
L CH
AGND
PGND
+B (6 VOLT)
MUTE
USB GND
+ B TUNER
AUDIO GND
COM(LINE)
DETECTOR OUT
USB101
W104*
1
2
GND
AUDIO GND
W105*
USB PORT
R127
22
1K
R138
L108
0
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