Panasonic SA-PT875GA Service Manual page 127

15 16 17
SCHEMATIC DIAGRAM - 7
: +B SIGNAL LINE
B MAIN CIRCUIT
: -B SIGNAL LINE
P1
TO MAIN
SECTION (1/4)
R2039 47K
R2022 47K
R2093 10K
R2077 10K
R2041 47K
R2055 47K
R2007 47K
IPOD_DET
BATTPCONT
IPOD_ACC
MIC_SW
MIC_LVL1
MIC_LVL2
SENSE1
ACS_IN
KEY2
KEY1
C2001 0.1
ECHO_LVL1
R2862 10K
C2026 0.1
C2027 0.1
R2863
10K
R2080 10K
R2081 10K
ECHO_LVL2
ECHO_MUTE
ACS_MUTE
NSW+6V
FLD_STB
FLD_CLK
FLD_OUT
AGND
R2082
VREF
22K...GA
33K...GC/GS
DGND
D2969
B0ACCK000005
SYS5V
D2970
B0ACCK000005
VREF2
TP 5
Q2929
B1ADCE000012
POWER SUPPLY
Q2930
PCONT
B1GBCFJJ0051
POWER CONTROL
C2006
50V2.2
VREF1
D2971
TP 7
B0EAKM000117
18 19 20
: CD/DVD AUDIO INPUT SIGNAL LINE : CD/DVD VIDEO INPUT SIGNAL LINE
: iPod/TV/MIC/AUX AUDIO INPUT SIGNAL LINE : iPod VIDEO INPUT SIGNAL LINE
C2000
0.1
R2075 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56
220
81
82
83
84 UD_CR
85
RDS_CLK
R2056 220
86 MIC_SW [81]iPod DETECT [50]AV_MUTE
[82]BATT_PCONT [49]iPod_VIDEOSEL
87 MIC_LVL1
[83]iPod_ACC [48]FX_CLK
88 MIC_LVL2
[47]FX_DO
89 MD3
IC2001
90 MD2 RFKWMPT470EB
91 DES2
MICRO PROCESSOR
92 DES1
[33]MUTE_C_S I2CLK(TUN/IPOD)
[1]ECHO_LVL2
93 SENSE1 [32]UART_RX I2CDAT(TUN/IPOD)
[2]ECHO_MUTE
[31]UART_TX
94 ACS [98]VREF
[99]AVCC
95 KEY2
[100]ECHO_LVL1
C2021
96 AVSS
0.1
97 KEY1
98
99
100
R2014 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
47K
R2030
47K
3
R2008 47K
TP 2
2
1
X2001
H2B100500007
FX_INT
R2865
3.3K...GA
1.8K...GC/GS
TP 1
1 CS VCC 8
2 SK NC 7
3 DI TEST 6
4 DO GND 5
Q2003
B1GBCFLL0037
IC2003
RESET
RFKWEPT470EB
EEPROM
21 22 23
: AUDIO OUTPUT SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE : FM SIGNAL LINE
R2095 47K
R2033 22K
R2038 47K
Q2030
B1GBCFJJ0051
LEVEL SHIFTER
R2012 10K
TP 6
R2045
10K
R2861
R2043
15K
R2037
R2035
47K 47K R2874
55 54 53 52 51
R2090
15K
R2078 220
50
R2029 220
49
R2876 1K
48
R2034
R2052 1K K7116
47
47K
NC 46
R2866 1K
FX_SCS
45
FX_DI 44
R2053
220
FX_DET 43
TUN_SD 42
R2867
R2092
220
EPM 41
R2066 220
IPHONE_RST 40
39
38
TUN_DO 37
R2054 220
HOP_DA 36
MOD_DA 35
(BUSY)
MUTE_F_SW
34
(CLK)
33
(RxD)
32
(TxD)
31
26 27 28 29 30
TP 8
R2040
TP 3
47K
TP 4
R2031 220
R2036 220
R2060 220
R2062
220
R2868
47K
Q2031
B1GBCFJJ0051
LEVEL SHIFTER
R2870
100K
Q2927
B1GDCFJJ0047 D2966
MA2J11100L
INVERTER
Q2926
B1GDCFJJ0047
INVERTER
R6603 560
D2964
Q2925 MA2J11100L
B1ABGC000005
INVERTER
R6606
R6605
18K
47K
127
24 25 26
CN2005
ECHO_MUTE
10 ECHO_MUTE
ECHO_LVL2
9 ECHO_LVL2
ECHO_LVL1
8 ECHO_LVL1
MIC_LVL2 C7104
7 MIC LVL 2
100P
MIC_LVL1
6 MIC LVL 1
MIC_SW C7103
5 MIC_SW
100P
4 -7V
AGND
C7102 0.1
3 AGND
C7101 0.1
2 +7V
MIC_IN
1 MIC_IN
L7100
J0JBC0000015
CN2010
1.8K
7 DGND
1.8K 6 MPORT_SW
-7V
5 -7V
+7V
4 +7V
IPOD_VIDEOSEL ACS_IN
K2351 0
3 ACS
FX_CLK
2 AGND
FX_DO ACS_MUTE
0 K2451 0
1 ACS_MUTE
SSB
FX_DI(A)
FX_DET1
TUN_SD
1.8K CN2007
IPHONE_RST
19 MPORT_SW
KEY1
TUN_CLK
18 KEY1
JOG_A
TUN_DI
17 JOG_A
JOG_B
TUN_DO
16 JOG_B
KEY2
HOP_DA
15 KEY2
FLD_STB
MOD_DA
14 FL_IC_STB
FLD_CLK
MUTE_F_SW
13 FL_IC_CLK
FLD_OUT
MUTE_C_S
12 FL_IC_DAT
RMT
UART_RX
11 RMT
VREF
UART_TX
10 VREF
9 SW+5V
8 DGND
C2915 C2916
7 DGND
1000P 1000P
-VP
6 -VP
F-
ECO_DAMP
5 F-
F+
4 F+
DVD_CMD
HP-RCH
3 HP_RCH
DVD_STAT
AGND
DVD_CLK 2 AGND
HP-LCH
DC_DET1
1 HP_LCH
PCONT
RMT
JOG_B
JOG_A
SYNC
DC_DET2
INT
ECS
CN2014
ECK
+3.3V
1 +3.3V
EDA
2 DGND
TUN_DI
3 IPHONE_I2C_SDA
IPHONE_RST
4 IPHONE_RST
TUN_CLK
5 IPHONE_I2C_SCL
ECO_DAMP
RF+5V
ECO_CTL
TO MAIN
SECTION (4/4)
1/4 2/4
SA-PT875GA/GC/GS
3/4 4/4
MAIN
ECO_SW
AGND
27 28
A
K
TO
MIC CIRCUIT
(H7000*)
IN SCHEMATIC
DIAGRAM - 17
B
D
TO
AUTO SETUP
SPEAKER CIRCUIT
(H6501*)
IN SCHEMATIC
DIAGRAM - 11
C
1
D
C
TO
PANEL CIRCUIT
(CN6904)
IN SCHEMATIC
DIAGRAM - 10
E
19
F
TO CO-PROCESSOR CIRCUIT
(CN1701)
IN SCHEMATIC
DIAGRAM - 18
G
CIRCUIT
H