Panasonic RX-D55EG Service Manual ▷ View online
69
16.5. MAIN CIRCUIT (4/6)
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
K
L
J
M
O
P
N
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 5
RX-D55EG 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 (1/6)
SECTION (1/6)
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
22K
R18
X2
H0A750200020
39K
R30
C34
27P
27P
R29
1K
R22
10K
R20
10K
R17
10K
C29
1000P
C33
100P
PLL_DO
TUNER_GND
L8
J0JKB0000020
D5V
L200
J0JKB0000020
C294
6.3V220
3.3V
C40
6.3V100
330P
C41
PLL_CLK
R23
22K
C36
22P
22P
C39
1000P
R24
22K
R25
22K
PLL_DI
PLL_CE
A9V
C35
100P
100P
C38
C37
100P
R45
56K
C30
50V1
R46
56K
C31
50V1
TUNER_RCH
TUNER_LCH
R11
3.3K
CT51
RCVTZ11F
C50
0.047
C5
0.047
C4
16V100
C47
10P
10P
C23
16V100
C28
1000P
C26
0.01
0.01
R16 10K
R8
10K
R6
100K
L5
G0ZZ00002453
R4
100K
C10
0.01
C8
7P
7P
R3
3.3K
3
1
2
D2
B0CDAB000019
C7
1000P
3
1
2
D3
B0CDAB000019
R2
0
C11
1000P
15P
C13
R7
100K
R9
0
R31
4.7K
C43
0.047
C9
0.01
C44
0.022
C17
50V3.3
C46
2200P
C16
15P
C14
330P
R10
100K
D4
B0ACCK000005
1.5K
R12
C12
0.047
R37
0
R13
3.3K
C42
220P
4
G2
G1
6
2
3
1
G2A101C00010
L7
3
1
2
B0CDAD000010
D1
C6
1000P
10K
R1
C3
0.033
R28
100K
C1
47P
X1
J0B1075A0121
3
1
2
CF1
J0B1075A0129
C19
50V1
C15
0.047
C48
0
7
5
G1
6
G2
8
1
3
4
2
G2CAEB000003
L51
C22
50V0.47
C18
0.01
0.01
4.7K
R14
10V22
C24
22
R5
C2
10P
L3
RLQY30S1W
L1
RLQY30S1W
C32
50V4.7
19
18
20
28
23
24
22
27
25
26
32
31
35
34
36
33
29
30
21
2
1
16
14
12
9
11
10
13
15
17
6
7
4
5
3
8
IC1
C1BB00001120
TUNER
0
R33
4
6
3
1
2
T1
G2BAC0000051
3
1
2
CF2
J0B4503A0074
0.018
C25
0.018
C27
C20
6.3V100
C21
50V1
A-IN
A-OUT
AM
AGC
VDD
MPX-IN
DET-OUT
LOW-CUT
XIN
XOUT
PD
PDET
IF-IN
CE
VSS
ROUT
FMDET
DI
LOUT
DO
CL
PCOMP
VCC1
REG
GND1
FM-MIX
AM
AM-MIX
FM
GND2
RF-IN
RF-OUT
VCC2
FM-OSC
AM-OSC
PRINT_COIL
FM
AM
B01
B02
FM
PRINT_COIL
RF-IN
IF-IN
8
TL
1
TL
11
TL
12
TL
13
TL
6
TL
2
TL
10
TL
9
TL
5
TL
4
TL
3
TL
7
TL
16
TL
TELESCOPIC
ANTENNA
C57
0.047
C56
1000P
AGND
70
16.6. MAIN CIRCUIT (5/6)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 6
RX-D55EG MAIN CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO MAIN
SECTION (4/6)
SECTION (4/6)
TO MAIN
SECTION (2/6)
SECTION (2/6)
TO MAIN
SECTION (6/6)
SECTION (6/6)
P1
AA
AB
AC
P1
G
TO
POWER CIRCUIT
(JW4101*)
IN SCHEMATIC
DIAGRAM - 10
POWER CIRCUIT
(JW4101*)
IN SCHEMATIC
DIAGRAM - 10
G
TO
POWER CIRCUIT
(JW4102*)
IN SCHEMATIC
DIAGRAM - 10
POWER CIRCUIT
(JW4102*)
IN SCHEMATIC
DIAGRAM - 10
: 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
R5943
0
D5V
D4102
B0ACCK000005
16V100
B1BCCG000002
Q4107
10K
R4137
Q4108
B1ACCF000094
REGULATOR
POWER CONTROL
R4144
47K
B1ADCE000012
SWITCH
Q4118
R4109
22
D4107
B0ACCK000005
5
1
4
6
1
3
4
2
8
7
CN4100
R4153
1.5
L4105
J0JKB0000020
R4149
1.5
R4154
1.5
C4160
0.01
DC_DET2
PCONT2
A9V
HALT
DCH
C4151
R5914
1K
Q4106
B1ABCF000176
2.2K
R5915
3
1
2
D4101
B0ADFJ000004
D4100
B0ADFJ000004
3
1
2
B0BC9R1A0218
DZ4100
Q4119
B1GBCFJN0033
POWER CONTROL
INVERTER
R5928
47K
2.2K
R4142
R5920
2.2K
R4145
2.2K
R5917
2.2K
C4158
16V10
BU3.3V
PCONT1
2.2K
R4141
0
R4139
B1ADCE000012
Q4105
1
C4148
B1GBCFJN0033
POWER SUPPLY
POWER CONTROL
QR4104
0.1
C4117
C4119
0.1
C4111
16V470
2
1
3
C0CBABC00115
VOLTAGE REGULATOR
IC4100
C4116
16V100
R5925
47K
B0ACCK000005
D4106
B0ACCK000005
D4104
D4103
B0ACCK000005
1
C4149
C4153
16V47
16V47
3
1
2
4
5
C0CBABE00023
IC4102
R4152
39K
18K
R4151
C4168
0.33
L4104
J0JKB0000020
C4169
4
2
1
3
5
IC4103
C0DAEJG00001
VOLTAGE REGULATOR
R4150
100K
C4162
16V100
3.3V
STBY3.3V
VREF+
HALT
A9V
VCC
VCC
PCONT2
SYS6V
MAIN_GND
PGND
12V BATTERY
VIN
VOUT GND
VSS
VOLTAGE REGULATOR
VIN
VOUT
NC
NC
25V220
VCC
OUT
CTL
GND
C
C4150
0.1
71
16.7. 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-D55EG 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
180K
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
180K
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
72
16.8. DECK 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
C
DECK CIRCUIT
SCHEMATIC DIAGRAM - 8
RX-D55EG DECK
CIRCUIT
: +B SIGNAL LINE
B
TO
MAIN CIRCUIT
(CN2104)
IN SCHEMATIC
DIAGRAM - 4
MAIN CIRCUIT
(CN2104)
IN SCHEMATIC
DIAGRAM - 4
R/P HEAD
LCH
RCH
: AUDIO OUTPUT SIGNAL LINE
: TAPE AUDIO INPUT SIGNAL LINE
S501
LEAF
SWITCH
1
2
JW501*
TO MOTOR
Q133
B1ABCF000176
2.7K
R106
R283
100
Q233
B1ABCF000176
MUTING
MUTING
R107
220K
R207
220K
R105
56
16V100
C110
2200P
C103
3.9K
R101
C102
0.033
R108
12K
2.2K
R102
C108
2200P
16V10
C104
G4
G3
G2
G1
RECORDING SWITCH
SW4
R103
1K
16V33
C311
C109
1000P
100K
R104
100K
R326
D333
B0ACCK000005
1M
R322
6
8
9
7
2
1
4
5
3
10
JW830*
1500P
C324
5
6
4
1
2
3
RL0N9B17-T
T320
10P
C111
C112
10P
2
1
4
3
CP303
R183
100
R203
1K
10K
R392
R206
2.7K
C210
16V100
R205
56
2.2K
R202
C204
16V10
R393
10K
C392
16V10
S502
CUE/REV
SWITCH
L342
G0C101JA0019
25V100
C384
C501
16V10
C313
50V3.3
R325
220
0.01
C327
C322
0.022
C208
2200P
R323
33K
R208
12K
C321
1000P
16V100
C323
R321
470
Q321
B1ABCF000176
BIAS SWITCH
R324
10
R319
100
3.9K
R201
10
8
4
2
6
12
9
7
3
5
1
11
BA3313L
PRE AMPLIFIER
IC2
C203
2200P
C202
0.033
R204
100K
1000P
C209
C312
16V330
M+9V
TAPE_L
M+9VGND
L_IN
9V
R_OUT
L_OUT
REC_H
AGND
R_IN
S4_6
L_CH
GND
OSC
R_CH
S4_4
S4_5
NC
L-
GND(SUB)
L+
R-
R+
LOUT
GND
VCC
FILT
ALC
ROUT
S4_2
S4_3
S4_1
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