Panasonic SCXH70 Service Manual page 101

15 16 17 18
SCHEMATIC DIAGRAM - 7
B
MAIN/D-AMP CIRCUIT
: +B SIGNAL LINE
P1
R136
4.7K
R138
2.2M
TO MAIN/D-AMP
4
SECTION (1/6)
5
R139
100K 6
Q121
B1HBECA00004
C131 BUFFER
220P
CN201
50 R142 10K R141 1.5K
RECOUT-R 1
ADGND
2
R144 10K
R143 1.5K
RECOUT-L
3
ADGND
4
K144 0
TVIN-R 5
ADGND 6
K145 0
TVIN-L
7
K115 0
RGB_H 8
K114 0
VMUTE
9
K113 0
YC-H
10
K116 0
FUNC_SW 11
CECOUT
12
CECIN 13
DGND
14
K150 0
MCLK
15
DGND 16
K151 0
SDATA2
17
DGND
18
K152 0
SDATA1 19
C130
DGND
20
0.1
K153 0
SDATA0 21
DGND
22
A
K154 0
LRCK 23
TO
DVD MODULE DGND 24
K155 0
(DV5U) CIRCUIT BICK 25
K156 0
(FP8101) DMIX 26
K165 0
NSW+5V
IN SCHEMATIC 27
MGND
DIAGRAM - 2 28
K166 0
M+9V 29
MGND
30
M+9V 31
L132
DGND 32
G0A200D00002
D+5V 33
DGND 34
D+5V 35
DGND
36
D+5V 37
DGND
38
D+5V 39
VGND
40
L131
V+5V 41
G0A200D00002
ADGND
42
AD+5V
43
L103 J0JBC0000015
ZFLAG&AMUTE 44
OPEN-SW
45
K112 0
LDIN 46
L101 J0JBC0000015
INNER_SW 47
K110 0
DOP_CPU_STAT
48
K111 0
DOP_CPU_CMD 49
L100 J0JBC0000015
DOP_CPU_CLK 50
1 Q102
B1ADCE000012
SWITCH
R134
20K
Q103
2SD0601AHL
K158
TO MAIN/D-AMP 0 SWITCH
SECTION (5/6)
CHASSIS
19 20 21
: -B SIGNAL LINE : AUX/MUSIC PORT AUDIO INPUT SIGNAL LINE
CEC_OUT
R135
22K
R137
47K
CEC_IN
3
2
1
C201 R200 C202 R201
330P 22K 330P 22K
GND GND DO
5 4
R202
RECOUT-R 4.7K
6 TEST DI 3
C200
RECOUT-L
0.022
7 NC SK 2
8 VCC CS 1
RGB_H
IC201
VMUTE
RFKWEPT75PHK
YC_H
EEPROM
80
81
MCLK
82 NC
NC
83
SDATA2
84 NC
85 NC
SDATA1
NC
86
87 NC
SDATA0
NC
88
R208 10K
MD3
89
LRCK
R209 10K
MD2
90
R210 10K
DES2
91
BICK
R211 10K
92 DES1
DMIX
NC
93
SYS6V
ECO_DAMP
R271 2.2K
94 ECO_DAMP
MGND
KEY2
95 KEY2
M+9V
AVSS
96
KEY1
97 KEY1
C207
VREF
0.1 98
C208 0.1
99 AVCC
DVD_D5V
100
R212 10K
1
C209 560P
C210 560P
R213 10K
ECO_CTL
R206 10K
VGND
AGND
DVD_ADAC+5V
DVD_MUTE
FLD_STB
UNLOAD_SW
FLD_CLK
FLD_OUT
INNER_SW
DVD_STAT
SD
R214 1K
DVD_CMD
DVD_CLK
R204 10K
D3.3V
R205 10K
TRAY_CCW_L
SYS5VGND
R146
VREF
2.2K
R133
CNVSS
2.2K
TRAY_CW_H
RESET
22 23 24
: AUDIO OUTPUT SIGNAL LINE : FM SIGNAL LINE
C203
330P
R263
R262
R140
4.7K
C204
0.1
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
NC 50
SEL_B 49
SEL_A
48
NC 47
CE 46
[81] NC [51] RGB_H
[52] VMUTE2 NC 45
NC 44
NC 43
TUN_GPIO 42
R249
IC200
EPM
41
RFKWMPT75PHK
NC
40
MICRO PROCESSOR
TUN_SCLK 39
TUN_SDIO
38
TUN_RST 37
R238
DAP_CLK 36
[31] TXD
R239
DAP_DAT
[32] RXD 35
[100] NC [33] CLK
DAP_MUTE 34
33
32
31
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C206
0.1
3
2
1
X201
H2B100500007
101
25 26 27
TO MAIN/D-AMP
SECTION (3/6)
47K
47K
SELECTOR_MSB
R270 220
SELECTOR_LSB
R269 220
R274 47K
TUN_GP102
220 R245 4.7K D3.3V
R246 4.7K
TUN_SCLK
TUN_SDIO
TUN_REST
DAP_SCK
10
10 DAP_SDA
DAP_MUTE
R280 220
R275 47K
RxD
R276 47K
CLOCK
TxD
DVD_CMD
R244 220
DVD_STAT
DVD_CLK
DC_DET2
R272 0
R222 1K PCONT
R243 220 RMT
SYNC
R273 220 DC_DET1
BUSY
1/6 2/6 3/6
4/6 5/6 6/6
SA-PT75PH MAIN/D-AMP CIRCUIT
28
P1