Read Panasonic RX-D55EE Service Manual Simplified online
20
6.6.
MAIN CIRCUIT (6/6)
I
K
L
J
M
O
P
N
29
30
31
32
33
34
35
36
37
38
39
40
41
42
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 7
RX-D55EE MAIN CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO MAIN
SECTION (5/6)
SECTION (5/6)
TO MAIN
SECTION (3/6)
SECTION (3/6)
P1
: FM/AM SIGNAL LINE
: FM SIGNAL LINE
: +B SIGNAL LINE
: AM SIGNAL LINE
: MUSIC PORT AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD/TAPE AUDIO INPUT SIGNAL LINE
USB_IRQ
LCD_ON
RM_IN
100
R4168
100
R4167
R2183
100
R2148
100
10K
R2146
X2101
H0A327200097
18P
C2123
22P
C2120
ASP_CLK
C4173
47P
1
4
2
3
IC2101
C0EBE0000124
RESET
R5908
0
R5903
330K
DC_DET2
R5924
100K
L2104
100
R5916
1K
R2158
100K
R2101
R2177
100K
B0ACCK000005
D4105
DCH
STBY3.3V
BU3.3V
DGND
470K
R2175
R2165
100
R2160
100
R2164
100
100
R2162
100
R2159
R2161
100
100
R2163
C2131
6.3V100
C4167
6.3V100
G0C3R3JA0027
B1GBCFJN0033
DC DETECT
QR4105
100K
R2176
HALT
USB_SCL
CD_MCLK
BLKCK
STAT
CD_MDATA
USB_SDA
CD_MLD
PLL_CLK
PLL_DI
LOADING
R2152
2.2K
100K
R2153
PLL_CE
PLL_DO
R2151
1K
100
R2170
R2155
100
100
R2156
1K
R2169
D2101
B0ACCK000005
D2100
B0ACCK000005
1K
R2166
1K
R2167
R2171
56K
R2168
4.7K
REST_SW
R2172
3.3K
CD_RST
CD_OPEN_SW
R2174
56K
100
R2149
1000P
C2133
R2150
100
ASP_DATA
R2140
1M
C2119
56P
56P
C2118
R2138
100
4.7K
R2137
39P
C2116
1K
R2141
1K
R2139
H4Z8004AA001
X2100
56P
C2115
R2147
100K
R2118
100K
220K
R2115
100K
R2112
BU3.3V
MUTE_A
R2119
100K
REC_H
2
4
3
1
6
5
CN2102
FOR SOFTWARE WRITING
10K
R5932
10K
R5933
0
R2145
10K
R5926
100K
R2125
A9V
4700P
C2104
1000P
C2105
1000P
C2106
2200P
C2109
KEY2
KEY1
R2133
100
R2143
220K
LCD_CE
100
R2181
PCONT1
RMT_ON
1K
R2144
1K
R2117
1K
R2184
1K
R2142
1K
R2113
1K
R2114
MOTOR_ON
TAPE_L
R2124
100K
C2130
6.3V100
STBY3.3V
PCONT2
1K
R2127
1K
R2126
220P
C2108
220P
C2107
R2132
100
100
R2131
C2111
220P
C2113
220P
220P
C2112
LCD_CLK
LCD_DI
47P
C4172
79
77
76
78
49
47
48
50
74
71
72
67
68
56 55
58 57
52 51
54 53
65
66
61
62
59
60
64 63
70 69
73
75
10
8
7
9
12
11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15
14
16
18
43
23
21
20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
IC2100
RFKWMD55EG
VREF+
LCD_CE
NC
NC
NC
LCD_CLK/OCD_SCL
NC
NC
[1] PCONT1
[2] PCONT2
[2] PCONT2
LCD_DI/QCD_SDA
NC
NC
NC
VSS
ASP_DATA
ASP_CLK
NC
OSC1(8MHz)
OSC2(8MHz)
GND
NC
MBP2
NC
OUT
VDD
VSS
NC
STAT
CD_MCLK
USB_REQ
NRST
VSS
BU3.3V
XO(32kHz)
XI(32kHz)
USB_RST
MMOD
[26] HALT
[28] DC_DET
[27] DC_DET2
INTERNAL OUTPUT (1.8V)
TERR/FLAG
NC
BLKCK
VERR/CTRL
RM_IN
CD_MDATA
VSS
NC
1.8V
CLOSE_L
CD_MLD
MICRO PROCESSOR
USB_CLK
NC
NC
NC
FAN_SIGNAL
LCD_ON
PLL_CE
PLL_CLK
FAN_CTRL
[48] MODEL_SEL_2
NC
NC
NC
NC
NC
NC
[50] PLL_D0
[49] PLL_DI
REST_SW
OPEN_H
CD_OPEN_SW
CD_RST
[47] MODEL_SEL_1
USB_SDA
NC
MBP1
VSS
OCD_SCL
STBY3.3V
OCD_SDA
MMOD
MICONRST
NC
REC_H
NC
MOTOR_ON
TAPE_L
NC
NC
[76] NC
NC
VDD
MUTE_A
NC
NC
GND
KEY2
REGION
NC
NC
RMT_ON
NC
NC
NC
P_DET
KEY1
NC
VREF+
100K
R2116
2100
TL
2101
TL
2102
TL
2103
TL
2104
TL
2105
TL
2106
TL
2107
TL
2108
TL
2109
TL
2110
TL
2115
TL
2116
TL
2114
TL
150K
R5938
R2121
56K
100P
C2124
0.1
C2126
100K
R2157
C2132
1000P
1000P
R2136
3.3K
R2135
3.3K
Q2102
B1ABDF000026
INVERTER
B1ABDF000026
INVERTER
Q2101
1000P
C2117
1000P
C2114
R2180
100K
R5929
10K
USB_RST
TERR
VERR
MMOD
0.1
C2110
C2125
0.1
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