Panasonic RX-D55EG Service Manual ▷ View online
73
16.9. PANEL, VOLUME & STANDBY 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
D
PANEL CIRCUIT
SCHEMATIC DIAGRAM - 9
RX-D55EG PANEL / VOLUME / STANDBY
CIRCUIT
E
VOLUME CIRCUIT
F
STANDBY CIRCUIT
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
B
TO
MAIN CIRCUIT
(CN2105)
IN SCHEMATIC
DIAGRAM - 4
MAIN CIRCUIT
(CN2105)
IN SCHEMATIC
DIAGRAM - 4
B
TO
MAIN CIRCUIT
(CN4104)
IN SCHEMATIC
DIAGRAM - 3
MAIN CIRCUIT
(CN4104)
IN SCHEMATIC
DIAGRAM - 3
TO SPEAKER (LCH)
TO SPEAKER (RCH)
SEG0
COM3
COM2
SEG11
SEG12
SEG11
SEG12
SEG8
SEG10
SEG9
SEG4
SEG5
SEG1
SEG3
SEG2
SEG7
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG6
SEG14
SEG18
SEG17
SEG19
SEG15
SEG16
SEG13
SEG1
SEG0
SEG4
SEG6
SEG9
SEG10
SEG7
SEG8
SEG5
1
3
ZJ902*
SEG2
SEG3
220P
C903
COM1
COM2
COM0
COM3
6.3V100
C909
L901
J0JBC0000019
1
C958
R904
470
R906
470
R905
470
0.1
C901
Q900
B1ADCE000012
POWER SUPPLY
R902
100K
2.2K
R950
2
1
4
3
ZJ903*
1
3
ZJ901*
1
C910
SEG18
SEG15
SEG17
SEG16
SEG19
SEG20
SEG21
1
VREF
GND
RMT
3
2
B3RAB0000081
REMOTE CONTROL SENSOR
IR901
C957
3300P
R914
1.2K
C955
3300P
S902
S901
R916
2.2K
R915
1.5K
S900
S909
2.2K
R909
S905
R911
4.7K
S903
3.3K
R910
S904
1
3
ZJ908*
1
3
ZJ909*
C956
3300P
J0JBC0000019
L900
6
8
9
7
2
1
4
5
3
10
ZJ900*
R901
15K
R917
3.3K
R918
4.7K
S911
S912
1
3
2
CN906*
SEG14
SEG13
21
5
6
3
1
2
4
19
9
7
8
16 17
11
10
12
15
14
13
18
20
35
37
42
44 43
39 38
41 40
36
33
22
31
29
27
24
23
26
25
28
30
32
34
IC900
C0HBA0000268
LCD DRIVER
220P
C905
220P
C904
R992
68
68
R993
R995
82
COM1
COM0
23
7
8
4
5
1
2
3
6
15
16
12
14
13
19
18
22
20
21
17
9
11
10
24
L5ACAYY00031
Z902
LCD
R900
82
R991
68
R994
68
R921
1.5K
S910
S908
S907
R920
1.2K
3300P
C954
D992
B3ACA0000264
D993
B3ACA0000264
10V330
C900
TUNE MODE
KEY1
STOP
OPEN/CLOSE
USB
PLAY/PAUSE
GND
VOL(+)
VOL(-)
GND
KEY2
GND
KEY2
FM/AM
FF
SOUND
REV
CD
PLAY/PAUSE
SEG7
SEG19
SEG18
R+
R-
[11] COM2
SEG20
SEG9
SEG11
SEG14
SEG13
SEG17
SEG19
SEG18
SEG16
SEG15
SEG12
SEG10
SEG4
L+
L-
L+
L-
SEG5
SEG13
[34] SEG10
SEG14
SEG11
SEG12
[22] SEG22
SEG17
SEG15
SEG16
SEG7
[35] SEG9
SEG8
SEG6
SEG2
SEG8
SEG23
SEG24
SEG20
SEG22
SEG21
SEG26
SEG30
SEG29
SEG31
SEG27
SEG28
SEG25
35
27
28
26
25
31
30
34
32
33
29
36
SEG21
SEG23
SEG26
SEG25
SEG29
SEG31
SEG30
SEG28
SEG27
SEG24
SEG22
SEG20
SEG3
SEG1
SEG31
SEG30
SEG28
LCD_DI
LCD_CE
KEY 1
KEY 2
SW_BU3.3V
3.3V
RMT_P
LCD_CLK
SEG26
[23] SEG21
SEG24
R+
R-
SEG23
SEG25
DGND
SEG27
RMT_ON
SEG29
VDD
CS
WR
VSS
RD
SEG2
SEG3
SEG0
SEG1
COM0
COM3
COM1
COM2
SEG5
SEG4
SEG6
DATA
VLCD
[44] SEG0
COM3
COM1
BZ
COM0
STDBY
1
3
2
CN907*
KEY1
GND
74
16.10. POWER 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
G
POWER CIRCUIT
SCHEMATIC DIAGRAM - 10
RX-D55EG POWER
CIRCUIT
B
TO
MAIN CIRCUIT
(CN4100)
IN SCHEMATIC
DIAGRAM - 6
MAIN CIRCUIT
(CN4100)
IN SCHEMATIC
DIAGRAM - 6
B
TO
MAIN CIRCUIT
(CN4100)
IN SCHEMATIC
DIAGRAM - 6
MAIN CIRCUIT
(CN4100)
IN SCHEMATIC
DIAGRAM - 6
H
TO
BATTERY (1)
CIRCUIT (CN921*)
IN SCHEMATIC
DIAGRAM - 11
BATTERY (1)
CIRCUIT (CN921*)
IN SCHEMATIC
DIAGRAM - 11
: +B SIGNAL LINE
8
5
3
2
1
ZA5902
T4AL 250V
ZA5901
R5907
10K
6
3
8
2
G4C2AAH00002
SUB TRANSFORMER
T5904
Z5902
ERZVA5Z471
ZA5904
JK5901
AC INLET
230V 50Hz
2
1
3
4
5
ZA5903
ELF15N035AN
3
2
4
1
L5901
B0EAKM000117
B0EAKM000117
D5921
D5922
B0EAKM000117
B0EAKM000117
D5923
D5924
7
MAIN TRANSFORMER
C5904
0.1
B0ACCK000005
D5920
4
3
1
2
K6B1AEA00003
RL5901
4
5
8
4
7
6
5
9
8
10
2
1
3
T5903
G4C5ACH00007
0.1
C5928
2
1
4
3
JW4102*
C5910
0.1
R5900
15K
820K
R5915
C5999
25V22
820K
R5913
2
1
4
3
JW4101*
2
1
4
3
JW920*
68K
R5914
B0JACE000003
D5919
D5910
B0ACCK000005
10V220
C5918
C5919
0.1
B1GBCFJN0033
Q5904
C5921
0.1
C5923
0.1
47K
R5912
0.01
C5905
C5916
0.1
C5908
0.01
Q5905
B1ABCF000176
SWITCH
D5914
B0JACE000003
C5903
0.1
C5929
0.1
B0ACCK000005
D5925
R5902
47K
R5919
0
C5909
25V470
B1ABCF000176
INVERTER
Q5906
C5907
0.01
16V22
C5917
C5906
0.01
4
2
1
3
5
IC5901
C0DBEKG00003
VOLTAGE REGULATOR
C5920
0.1
330K
SWITCH
R5901
VIN
VC
0V
117V
FUSE
230V
F5901
GND
F5902
T1.6AL 250V
ADJ
6V
HALT
A9V
SYS6V
MAIN_GND
PCONT2
12V
12V
VCC
VCC
GND
12V BATTERY
VOUT
TL
TL
TL
TL
TL
TL
TL
R5918
2.2K
B0EAMM000038
B0EAMM000038
B0EAMM000038
B0EAMM000038
D5905
D5907
D5906
D5912
75
16.11. BATTERY (1), BATTERY (2) & MUSIC PORT 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
H
BATTERY (1) CIRCUIT
J
MUSIC PORT CIRCUIT
I
BATTERY (2) CIRCUIT
SCHEMATIC DIAGRAM - 11
RX-D55EG BATTERY (1) / BATTERY (2) / MUSIC PORT
CIRCUIT
: +B SIGNAL LINE
: +B SIGNAL LINE
G
TO
POWER CIRCUIT
(JW920*)
IN SCHEMATIC
DIAGRAM - 10
POWER CIRCUIT
(JW920*)
IN SCHEMATIC
DIAGRAM - 10
B
TO
MAIN CIRCUIT
(CN4105)
IN SCHEMATIC
DIAGRAM - 4
MAIN CIRCUIT
(CN4105)
IN SCHEMATIC
DIAGRAM - 4
: MUSIC PORT AUDIO INPUT SIGNAL LINE
2
1
SP5901*
2
1
4
3
CN921*
D5926
B0ACCK000005
2
1
SP5902
FP5903
5A
2
1
SP5903
GND
6V
VCC
VCC
1
3
2
CN904*
AGND
MPORT_LCH
MPORT_RCH
R907
1K
R903
1K
1
7
6
4
2
3
5
L952
J0JBC0000019
L951
J0JBC0000019
L950
J0JBC0000019
MUSIC PORT
JK950
+
+
-
-
+
-
12V (8 X LR14,C)
6V (4 X R6/LR6,AA)
C953
C950
1000P
1000P
76
16.12. 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
K
USB CIRCUIT
SCHEMATIC DIAGRAM - 12
RX-D55EG USB
CIRCUIT
: USB SIGNAL LINE
: +B SIGNAL LINE
B
TO
MAIN CIRCUIT
(CN2100)
IN SCHEMATIC
DIAGRAM - 4
MAIN CIRCUIT
(CN2100)
IN SCHEMATIC
DIAGRAM - 4
L900
G1C100K00019
C904
16V10
0.1
C902
0.1
C905
16V10
C906
0.1
C901
16V47
C915
2.2K
R957
22K
R950
R972
1K
R971
1K
C914
0.1
C907
18P
R914
0
C908
22P
1K
R901
X900
H0A120500009
0
R904
1K
R902
15K
R955
LB951
0
C953
16V100
15K
R954
24
R953
R952
24
2
5
G
1
4
6
G
3
P903
USB PORT
LB952
0
16V10
C931
0.1
C952
R951
10K
0.1
C951
C903
0.1
R958
100K
R903
0
LB852
0
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
22
1
21
P901
0
0
R907
LB930
0
LB850
LB848
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
J0JBC0000033
LB846
LB845
LB843
LB841
LB840
LB938
LB935
LB936
LB934
LB933
LB932
0
R906
0.1
C911
0.1
C912
23
58
45
44
47
48
46
30
31
32
43
40
41
35
37
36
33
34
39
38
42
28
25
26
24
27
29
55
56
50
51
49
53
54
52
57
62
63
61
19
18
20
3
2
5
4
6
8
7
1
64
15
16
9
13
10
12
11
14
17
22
21
59
60
MNZSFB5KJM2
USB CONTROLLER
IC900
0.1
C913
DGND
P01
P04
P02
P03
P81/D8
P73/D5
P70/D2
P00
P66/D0
P72/D4
P71/D3
P75/D7
VSS
VDDI
VDD33
DGND
P82/D9
P77/NRE
I2C_CLK/WR_END
I2C_DATA/ERROR
I2C_REQ/WR_START
P85/D12
P86/D13
P83/D10
P84/D11
P40/D15
P87/D14
P67/D1
USB_CTRL
VPP
OCD_SDA
VDDI
OSCI
VSS
NRST
AVDD
VSS
VDD33
OSCO
MMOD0
USBNOC
USBNPP
USBD+
USBD-
PD6/IRQ3
CD_NRST
MMOD1
OCD_SCL
USB_POWER
DGND
VBUS
D+
D-
VSS
DGND
DGND
VDDI
PA7
VSS
VERR
TERR
VDD5
STIN
DGND
CD_MLD
STREQ
P21/NCE0
STCLK
CD_DATA
CD_CLK
CD_STAT
PD4/NCE2
P91/SBIO
TERR
STREQ
CD_MLD
MMOD
DGND
D3.3V
M_NRST
CD_NRST
STIN
DGND
DGND
DGND
VERR
I2C_REQ
DGND
DGND
DGND
CD_STAT
STCLK
CD_DATA
CD_CLK
I2C_DATA
D5V
DGND
I2C_CLK
DGND
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