Panasonic KX-DT543RU / KX-DT546RU Service Manual ▷ View online
49
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
G
R
LED_STB2
LED_STB1
LED_STB0
LED_STB1
LED_STB0
LED_COM2
LED_STB7
LED_COM0
LED_STB6
LED_STB6
LED_COM2
LED_STB7
LED_STB3
LED_STB7
LED_STB2
LED_COM3
LED_STB4
LED_STB5
LED_STB1
LED_STB0
LED_STB0
LED_STB6
LED_STB5
LED_COM1
LED_STB4
LED_STB3
LED_STB3
LED_COM4
LED_COM5
KEYIN5
KEYIN3
KEYIN2
KEYIN1
KEYIN0
LED_STB5
LED_STB4
LED_STB4
KEYIN6
KEYIN7
LED_COM6
LED_COM7
KEYIN4
LED_STB0
LED_STB1
LED_STB2
LED_STB3
LED_COM0
LED_COM1
LED_COM3
LED_COM4
LED_COM5
LED_COM6
LED_COM7
D139
SP-PHONE
A
DG
D125
CO8
3
4
1
2
D116
CO7
3
4
1
2
D114
CO6
3
4
1
2
D119
INT’COM
3
4
1
2
D113
CO3
3
4
1
2
D124
CO9
3
4
1
2
D115
CO2
3
4
1
2
DG
D117
CO1
3
4
1
2
D120
MUTE
D118
FWD
D100
D110
CONF
D112
CO5
3
4
1
2
D108
D123
CO12
3
4
1
2
3.3V_L
D106
D105
D101
D102
D104
D103
D121
CO11
3
4
1
2
D122
CO10
3
4
1
2
D107
D111
CO4
3
4
1
2
Q104
DG
D109
D137
CO13
3
4
1
2
D135
CO14
3
4
1
2
D133
CO15
3
4
1
2
D132
CO20
3
4
1
2
D134
CO16
3
4
1
2
D131
CO24
3
4
1
2
D130
CO21
3
4
1
2
D136
CO17
3
4
1
2
D128
CO23
3
4
1
2
D138
CO18
3
4
1
2
D140
CO19
3
4
1
2
D127
CO22
3
4
1
2
D126
STORE
SW01
1
2
SW02
1
2
SW10
1
2
SW19
1
2
SW26
1
2
SW34
1
2
SW33
1
2
SW09
1
2
SW08
1
2
SW07
1
2
SW06
1
2
SW05
1
2
SW04
1
2
SW03
1
2
SW12
1
2
SW13
1
2
SW14
1
2
SW15
1
2
SW16
1
2
SW17
1
2
SW18
1
2
SW25
1
2
SW24
1
2
SW23
1
2
R107
150
R105
150
R103
150
R101
150
R111
4.7k
1
2
3
45
6
7
8
SW11L
1
2
SW20L
1
2
SW29
1
2
SW45
1
2
SW58
1
2
SW22L
1
2
SW30
1
2
SW38
1
2
SW46
1
2
SW57
1
2
SW21L
1
2
SW37
1
2
SW47
1
2
SW56
1
2
SW36
1
2
SW48
1
2
SW55
1
2
SW42
1
2
SW35
1
2
SW49
1
2
SW52
1
2
SW27
1
2
SW43
1
2
SW51
1
2
SW53
1
2
SW28
1
2
SW40
1
2
SW44
1
2
SW50
1
2
SW54
1
2
SW39
1
2
SW31
1
2
SW32
1
2
SW41
1
2
SW11R
1
2
SW20R
1
2
SW21R
1
2
SW22R
1
2
R110
1k
R108
220
R112
4.7k
1
2
3
45
6
7
8
Q110
Q112
Q113
Q116
Q117
Q111
Q114
Q115
R187 NC
R191 NC
R193 NC
R201 NC
R199 NC
R197 NC
R195
NC
R189 NC
DG
DG
DG
DG
DG
DG
DG
DG
R194
1k
R186
1k
R188
1k
R190
1k
R192
1k
R196
1k
R198
1k
R200
1k
R109
100
R100
56
R102
56
R104
56
R106
56
CO12
CO11
CO24
CO23
CO21
CO22
CO20
CO13
CO14
CO15
CO16
CO17
CO18
CO19
CO10
CO9
CO5
CO4
CO3
CO2
CO1
CO6
CO7
CO8
SOFT4
SOFT3
SOFT2
SOFT1
MESSAGE
1
2
3
PAUSE
4
5
6
LEFT
ENTER
DOWN
CANCEL
STORE
CONF
INCOM
FWD/DND
9
8
7
FLASH/
REDIAL
*
0
#
TRANS
HOLD
SP-PHONE
MUTE
RECALL
UP
RIGHT
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
KX-DT543
58/KX-DT54658 OPERATION BOARD (2/2)
50
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
11.4. Waveform
11.4.1.
No.(1)-(6)
(1) Clock (IC410:DCX81) 13.824MHz
45pin(XOUT)
of IC410
(2) Clock (IC401:Flash) 103.68MHz
6pin of IC401
(3) IC401(Flash) - IC410(DCX81) signal (Communication)
(4) Clock (IC300:ASIC1) 16.384MHz
39pin(OSO)
of IC300
(5) Clock (
IC150
:ASIC2) 2MHz
1pin(
ASIC_CLK
)
of
IC150
(6)
IC150
(ASIC2) - IC410(DCX81) signal (Reset)
3.3V
41pin(ASIC_RST)
of
IC150
1pin(*CS)
of IC401
6pin(CLK)
of IC401
5pin(IO0)
of IC401
51
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
11.4.2.
No.(7)-(10)
(7)
IC150
(ASIC2) - IC410(DCX81) signal (Communication)
43pin(
I2C_SCL
)
of
IC150
44pin(
I2C_SDA
)
of
IC150
43pin(
I2C_SCL
)
of
IC150
44pin(
I2C_SDA
)
of
IC150
(8) IC300(ASIC1) - IC410(DCX81) signal (Reset)
VCC33
1pin(RESET)
of IC300
(9) IC300(ASIC1) - IC410(DCX81) signal (SPI2)
SPI2_CLK
SPI2_CS
SPI2_DO
SPI2_DI
(10) IC300(ASIC1) - IC410(DCX81) signal (PCM)
PCM_SCLK
PCM_FSYNC
PCM_TXD
PCM_RXD
52
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
11.4.3.
No.(11)-(12)
(11) DPT - PBX signal (Receiving signals)
Between "H" and "L"
Receiving signals from PBX
27pin(PDR)
of IC300
26pin(PVRL)
of IC300
(12) DPT - PBX signal (Transmitting signals)
Between "H" and "L"
Transmitting signals to PBX
32pin(PDX1)
of IC300
5pin of T300
33pin(PDX0)
of IC300
1pin of T300
28pin(PVRH)
of IC300
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