Panasonic KX-DT543 - Operation Board Schematic

48
KX-DT543/KX-DT543-B/KX-DT546/KX-DT546-B
11.3. Ope
SIGN1621
KEYIN3
KEYIN7
KEYIN6
KEYIN5
KEYIN1
KEYIN0
KEYIN4
KEYIN2
LED_STB3-R
LED_STB6-R
LED_STB6-R
LED_STB4-R
LED_STB0-R
LED_STB2-R
LED_STB3-R
LED_STB4-R
LED_STB4-RLED_STB4-R
LED_STB2-R
LED_STB5-R
LED_STB7-R
LED_STB3-R
LED_STB4-R
LED_STB7-R
LED_STB2-R
LED_STB3-R
LED_STB5-R
LED_STB3-R
LED_STB2-R
LED_STB4-R
LED_STB3-R
LED_STB1-R
LED_STB5-R
LED_STB3-R
LED_STB4-R
LED_STB5-R
LED_STB2-R
LED_STB5-R
LED_STB2-R
LED_STB5-R
LED_STB6-R
LED_STB1-R
LED_STB2-R
LED_STB4-RLED_STB5-R
LED_STB0-R
LED_STB1-R
LED_COM4
LED_STB2LED_COM4
LED_COM4
LED_COM2
3.3V
LED_STB0
LED_COM2
LED_COM1 DG
LED_STB1
WSKOOH4MOC_DEL
LED_BELL_RLED_COM1
INT0
1BTS_DEL4MOC_DEL
HOOKSWLED_COM4
LED_COM3
LED_STB3
LED_COM3
3.3V LED_STB0
DG
LED_COM4
LED_STB3
LED_STB2
AGND
EHS_DET EHS_TX
HEADSET_MIC
HEADSET_DET
LED_STB5-R
3.3V
HEADSET_DET
JABRA_UTX
3.3V
3.3V
IC150
1
CLKIN
12
KEYIN2
13
KEYIN3
23
LED_COM3
34
LED_COM6
14
KEYIN4
15
KEYIN5
16
KEYIN6
17
KEYIN7
18
VSS2
19
VDD2
20
LED_COM0
21
LED_COM1
22
LED_COM2
24
LED_STB0
25
LED_STB1
26
LED_STB2
27
LED_STB3
28
LED_STB4
29
LED_STB5
30
LED_STB6
31
LED_STB7
32
LED_COM4
33
LED_COM5
35
LED_COM7
36
VDD3
37
VSS3
38
INT_OUT0
39
INT_OUT1
40
TEST
41
RESET
42
SCS
43
SCLK
44
SDI
2
CLKOUT
3
VDD1
4
VSS1
5
SDO
6
GKEYIN0
7
GKEYIN1
8
PSBIN
9
PSBOUT
10
KEYIN0
11
KEYIN1
DG
DG
DG
3.3V_L
3.3V
3.3V
3.3V5V
Q173
10k
10k
IC170
1
2
3
4
IC171
1
23
4
Q172
4.7k
10k
Q171
Q170
D172
D171
D170
C171
18p
50
C170
18p
50
R179 NC
JABRA_UTX
JABRA_URX
R151 0
CN160
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DG
3.3V
AGND
C161 0.1u
C160 10u
C162 NC
AGND
JABRA_UTX
JABRA_URX
JK160
1
4
2
3
5
AGND
AGND
AGND
SW60
12
C165
330p
C167
NC
C166
1000p
R170 22 R171 22
R177
330
R172
0
R175 1k
R174 10k
R173 33k
R176
330
R182
10k
R181
10k
R180 10k
AGND HEADGND
HEADGND HEADGND
HEADGND HEADGND
HEADGND
C156 0.1u
C153 4.7u
C150 0.1u
C152 0.1u
C151 0.01u
R160
NC
R161
2.7k
C164
NC
HEADGND
AGND
HEADGND
J201
J219
J241
J202
J205
J234
J208
J204
J239
J213
J207
J231
J227
J211
J233
J215
J206
J222
J230
J221
J235
J212
J237
J232J217
J220
J226
J228
J225
J214
J216
J263
J203 J223J218
J224J209
J210
J257J229
J268
J258
J252
J271
J238
J266
J242
J246
J251
J240
J253
J247
J248
J269
J264
J260
J254
J267
J243
J270
J250J274
J249
J273
J255J244
J245
J261
J256
AG_PAD
AGND
J262
J272 J275
J276J265
D1
NC
12
C1
NC
MIC-
MIC+
MIC1
1
2
C157
NC
J278
J279
C159 22u
C158 22u
J280
SCL
CK4M
ASIC_IN
T
SDA
ASIC_RST
J281
JABRA_UTX
EHS_TX
EHS_RX
EHS_DET
JABRA_URX
DG
5V
C11
NC
DG
3.3V
IC160 NC
1
VOUT
2
GND
4
C-
5
VIN
3
*SHDN
6
C+
DG
AG1 AG2
Q174
JK302
4
1
3
2
R156 NC
R157 NC
R155 NC
R154
NC
J259
R178 150
R185 150
R1
220
R2
220
R183
0
R184
0
R202
2.2k
D160
D162
L160
D161
L161
L162
D163
L163
L150
C154 22u
R203 0
R162 0
C10
10u 6.3
C12
10u 6.3
IC172
1
4
6
5
3
IC173
1
4
6
5
3
C168
100p
C169
1000p
C172
1u
Protect circuit recommended by Plantronics
Insulated by secondart circuit
HOOK
Chip Jumper:Near FF key
yek FF raen repmuJ pihC645TN rof ylno repmuJ pihC
Chip Jumper near JACK
mini PCB
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
KX-DT543/KX-DT546 OPERATION BOARD (1/2)
(5) Clock (IC150:ASIC2) 2MHz
(6) IC150(ASIC2) - IC410(DCX81) signal (Reset)
(7) IC150(ASIC2) - IC410(DCX81) signal (Communication)
(18) EHSTX signal
(19) EHSRX signal
(20) JABRA_UTX signal
(21) JABRA_URX signal