SA-PT170EE, SC-PT175EE (serv.man2) - Panasonic Audio Service Manual Simplified (repair manual). Page 16

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16
P1
C
TO
PANEL CIRCUIT 
(CN6904)
IN SCHEMATIC
DIAGRAM - 10
19
1
D
TO
MPORT/USB CIRCUIT 
(H6701*)
IN SCHEMATIC
DIAGRAM - 11
I
TO
MIC CIRCUIT 
(H7000*)
IN SCHEMATIC
DIAGRAM - 16
SA-PT170EE
(FOR SC-PT175EE)
 MAIN
 CIRCUIT
2/4
4/4
1/4
3/4
TO MAIN
SECTION (4/4)
: +B SIGNAL LINE
: -B SIGNAL LINE
: CD/DVD VIDEO INPUT SIGNAL LINE
: CD/DVD AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
: FM SIGNAL LINE
: TV/MUSIC PORT/AUX AUDIO INPUT SIGNAL LINE
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
B
D
E
F
H
G
C
B
 MAIN CIRCUIT
SCHEMATIC DIAGRAM - 7
TO MAIN
SECTION (1/4)
R2084 47K
AUX_MUTE
VCOMP_MUTE
R2071
100
100
100
R2073
R2072
CEC_IN
CEC_OUT
ECS
IPOD_OC
ECK
EDA
R2068
ASP_DAT
ASP_CLK
R2091
220
220
220
R2069
R2002 10K
R2053
R2092
TUN_SD
TUN_CLK
KEY1
R2051 56K
R2021 56K
R2060
R2031
220
220
220
220
R2062
R2036
R2017 27K
R2032 47K
R2066
220
220
220
220
220
R2054
MUTE_C_S
RMT
VREF
RMT
JOG_B
DC_DET2
JOG_A
R2040
47K
DVD_CMD
DC_DET1
SYNC
DVD_STAT
ECO_DAMP
DVD_CLK
PCONT
JOG_A
HOP_DA
FLD_STB
JOG_B
KEY2
FLD_OUT
FLD_CLK
18
16
14
8
9
11
12
10
2
3
1
5
7
6
4
13
15
17
19
CN2007
TUN_DO
MUTE_F_SW
MOD_DA
C2009
0.1
3
1
2
H2B100500007
X2001
ECK
ECS
R2045
R2038
47K
47K
10K
10K
15K
15K
R2012
R2035
R2090
R2037
LEVEL SHIFTER
R2043
R2000
220
220
220
1K
R2078
R2004
R2050
R2061
INNER_SW
B1GBCFJJ0051
Q2030
R2095
47K
YC_H
SCART_MUTE
R2033
22K
VMUTE2
RGB_H
VMUTE
UNLOAD_SW
TRAY_CCW_L
0
K2452
0
4
5
1
3
2
7
6
CN2010
K2352
R2034
47K
47K
MPORT-RCH
MPORT-LCH
TUN_DI
TRAY_CW_H
DVD_MUTE
R2057
1K
0.1
C2000
3 4
2
5
98
94
95
92
91
93
97
96
1
100
99
80
78
76
77
79
87
86
88
89
82
84
83
81
85
90
16
14 15
17
11
13
12
69
67
65 64
66
68
70
51
49
45
47
46
41
44
42
43
48
50
30
39
37
35
32
31
34
33
36
38
40
22 23
20 21
26
28
27
24 25
18 19
53
55
57
62
60 59
61
63
58
56
54
29
52
75
73
71
72
74
9
7
6
8
10
IC2001
RFKWMPT470EB
R6606
6.8K
B1ABGC000005
Q2925
47K
R6605
INVERTER
INVERTER
INVERTER
AGND
RF+5V
ECO_CTL
MA2J11100L
D2966
MA2J11100L
D2964
C2925
10
ECO_DAMP
R6603 560
Q2926
B1GDCFJJ0047
B1GDCFJJ0047
Q2927
C2013 0.022
C2008
R2085 4.7K
6
7
5
2
4
3
8
1
RFKWEPT470EB
IC2003
EDA
R2087
C2011
C2012
R2086
22K
22K
C2010
VREF1
R6614
Q2929
B1ADCE000012
R2082
R2089
6.8K
6.8K
4.7K
6.8K
R2008
47K
VREF2
Q2930
B1GBCFJJ0051
MA2J11100L
D2008
C2006
50V2.2
POWER SUPPLY
POWER CONTROL
RESET
Q2003
B1GBCFLL0037
C2007
0.1
330P
330P
330P
6.3V100
B0EAKM000117
D2971
PCONT
R2864
R2865
B0ACCK000005
D2972
FLD_CLK
FLD_STB
FLD_OUT
R6613 4.7K
4.7K
D2969
B0ACCK000005
B0ACCK000005
D2970
R2014
47K
47K
R2030
C2021
0.1
ECHO_LVL2
R2075
220
R2056
220
R2041
47K
R2007
47K
R2055
47K
R2093
10K
10K
R2022
47K
R2039
47K
R2077
MIC_SW
RESET
C2026
R2863
C2027
KEY2
KEY1
MIC_LVL1
MIC_LVL2
ACS_IN
SENSE1
ECHO_LVL1
R2862
10K
10K
C2001
0.1
1800P
0.1
R2080
10K
10K
R2081
ECHO_MUTE
ACS_MUTE
ECO_PT170
VREF
SYS5V
+7V
-7V
ECO_SW
FLD_OUT
FLD_CLK
KEY2
AVSS
SENSE1
DES2
ACS
DES1
[99]AVCC
[98]VREF
KEY1
FLD_STB
[100]ECHO_LVL1
NC
ASP_DAT
ASP_CLK
MD3
RDS_CLK
MIC_SW
[81]IPOD DETECT
[82]BATT_PCONT
[83]IPOD_ACC
MIC_LVL2
MIC_LVL1
MD2
CEC_IN
ECK
NC
ECS
EDA
RDS_DAT
IPOD_OC
NC
CEC_OUT
UD_CR
VSS
EPM
TUN_SD
FX_DI
FX_DET
FX_SCS
[48]FX_CLK
[49]IPOD_VIDEOSEL
YC_H
NC
VCC
VMUTE
TRAY_CW_H
DVD_MUTE
ANS_FX_CS
TRAY_CCW_L
RGB_H
NC
[47]FX_DO
UNLOAD_SW
[50]AV_MUTE
VMUTE2
INNER_SW
SCART_MUTE
VSS
AUX_MUTE
HP_MUTE
AGND
-7V
DGND
+7V
ACS_MUTE
ACS
MPORT_SW
XIN
FL_IC_STB
KEY2
JOG_B
FL_IC_DAT
RMT
VREF
FL_IC_CLK
HOP_DA
TUN_DO
DC_DET2
AMBP
PCONT
DC_DET1
(CLK)
[32]UART_RX
[33]MUTE_C_S
MICRO PROCESSOR
MUTE_F_SW
MOD_DA
[31]UART_TX
(TxD)
(BUSY)
I2CDAT(TUN)
KEY1
MPORT_SW
JOG_A
IPHONE_RST
I2CLK(TUN)
WIDE1
VCOMP_MUTE
BYTE
XCIN
CNVSS
[1]ECHO_LVL2
[2]ECHO_MUTE
ACS_MUTE
ECO-PT170
RMT
VCC
SYNC
VCC
GND
EEPROM
NC
TEST
SK
CS
DO
DI
NMI
SW+5V
F+
HP_RCH
AGND
AGND
HP_LCH
DGND
DGND
AGND
F-
-VP
F+
F-
-VP
DGND
XOUT
DVD_CMD
DVD_CLK
ECO_DAMP
JOG_A
JOG_B
DVD_STAT
RESET
XCOUT
FX INT
NSW+6V
0
K2351
0
K2451
ACS_MUTE
ACS_IN
L7100
J0JBC0000015
MIC_IN
ECHO_LVL1
MIC_LVL1
MIC_SW
MIC_LVL2
ECHO_MUTE
ECHO_LVL2
6
8
9
7
2
1
4
5
3
10
CN2005
+7V
MIC_IN
AGND
ECHO_MUTE
-7V
ECHO_LVL1
ECHO_LVL2
MIC LVL 1
MIC_SW
MIC LVL 2
AGND
C7101
C7102
0.1
0.1
C7103
100P
100P
C7104
2
TP
1
TP
7
TP
5
TP
4
TP
8
TP
6
TP
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