Panasonic KX-TG9471B

80
KX-TG9471B/KX-TG9472B/KX-TGA939T
L1-TX L1-RX
L2-TX L2-RX
KEY_INPUT_1
FLASH_CS*
PCM_DIN
PCM_DOUT
PCM_CLK
PCM_FSC
WRITE*
READ*
TAM_CS*
SK
SIO
LINE2_RX
KEY_INPUT_0
LINE2_ADC
LINE2_HOOK
LINE1_RX
LINE1_REF
LINE1_HOOK
USB_Sus
USB_RESET
SPphone_LED
LINE2_REF
LINE2_CID
LINE2_ADC
LINE1_CID
LINE1_ADC
LINE1_TX
LINE2_TX
C224
10p
R224
12
R201 100k
C222 4.7n
C204 NC
R225
27
L2T
R226
100k
R223 NC
D201
L2R
C234
NC
C232
NC
C228
1u
C132
NC
R124
12
C122
4.7n
C104 NC
TP106
R123
NC
D101
L1T
R125
27
R101
100k
R126
100k
L1R
C124 10p
C134
NC
C128
1u
PC202
1 23
4
C221 10u
+3.0V
R261
10
C261 1u
+3.0V
R205 2.2k
PC102
1 23
4
+3.0V
R105
2.2k
R104 10M R103 10M
R203 10MR204 10M
R161 10
C161 1u
R253
1M
R258 1M
R252
180k R257 180k
R256
4.7M
R251 4.7M
R158 1M
R153
1M
R152 180k R157 180k
R151 4.7M
R156
4.7M
C127
4.7n
C227
4.7n
R241 0
R221 10k
R553
2.2k
R554
100k
L246 NC
R235
NC
C215
1n
C551
100n
C505
100n
C241
10n
C242
10n
C164
10p
C163
10p
C264 10p
C263 10p
C131
10p
C231
10p
C105 10n
C205 10n
R234
820
R134
820
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
R222
1k
C246
10u
C243
1u
C106 220n
C206 220n
R233
82
R133
82
C123 NC
C223
NC
IC161
1
AOUTPUT
2
A-INPUT
3
A+INPUT
4
GND
5
B+INPUT
6
B-INPUT
7
BOUTPUT
8
VCC
IC261
1
AOUTPUT
2
A-INPUT
3
A+INPUT
4
GND
5
B+INPUT
6
B-INPUT
7
BOUTPUT
8
VCC
C125
2.2u
C225
2.2u
R114 560k
R214 560k
Q101
Q201
C237
1u
C248
10n
PO101
22
PO201 22
SA101
270V
SA201
270V
R202 4.7k
Q203
+1.8V
+1.8V
CN101
Line1/Line2
L2R
1
L1T
2
L1R
3
L2T
4
5 6
Q103
IC551
128k
1
A0
2
A1
3
A2
4
VSS
5
SDA
6
SCL
7
WP
8
VCC
R232
0
C506
330p
C133
4.7u
C233
4.7u
R165
56k
R265
56k
C141
10n
C142
10n
C143
1u
R141
0
C121 10u
C148
10n
C146
10u
L146 NC
R132
0
C137 1u
R135
NC
R122
1k
R121
10k
T246
1
3
4
2
5
T241
1
3
4
2
5
T146
1
2
5
T141
1
3
3
4
4
2
5
D105 NC
D203 NC
R552
2.2k
C162 220p
C165
220p
C262 220p
C265
220p
R113 560k
R213 560k
R262
56k
R162
56k
CL560
C252
10n
C157
10n
C152
10n
C257
10n
C154
NC
C159
NC
C254
NC
C259
NC
Q131
Q231
D104
30V
D202
30V
R212
8.2M
R112 8.2M
R111 8.2M
R211 8.2M
L108
L208
L109
L209
SA202
21
SA102
21
CL559
C256 0.01u 50
C251 0.01u
50
C151
0.01u
D108
NC
D109
NC
D107
NC
D106
NC
D208NCD209 NC
D206 NCD207 NC
+1.8V
+1.8V
+1.8V
+1.8V
R136
47k
R102
4.7k
R236
47k
C102 680p
C107
680p
500
C153
680p
C103 680p
C202 680p
C253
680p
C203 680p
C258 680p
C156 0.01u 50
C158 680p
R177
560
R277
560
C247
10n
C147
10n
C207
NC
C279
1000p
C280
1000p
C180
1000p
C178
1000p
C179
1000p
C278
1000p
C114 56n
C213 56n
C113
56n
C214 56n
R128
2.2k
R228
2.2k
CN201
1 2
4 3
(a) (b) (c) (d) (e) (f) (g) (h) (j) (m) (p) (i) (k) (n)
3/4
(8) (9)
(10)(11) (12)(13)(14)
(15) (16) (17) (18) (19) (20)
KX-TG9471/9472 SCHEMATIC DIAGRAM (Base Unit_Main) (3/4)
NC: No Components