Read Panasonic KX-TDA0189XJ / KX-TDA0189X Service Manual online
6 BLOCK DIAGRAM
T1
R1
Caller ID
Receiver
MT88E43
FPGA
+3.3V
CID Presense
150
Ω
Termination
Notch
Filter
PAY1
Paytone
Detecter
FX641
T2
Caller ID
Receiver
MT88E43
150
Ω
Termination
Notch
Filter
PAY2
R2
DATA0,nDR0,DCLK0,
CD0,nSTD0
CD0,nSTD0
CO1
CO2
CO3,4
CO5,6
CO7,8
PDATA0
PCLK0
nPTCS0
PT0
PT1
PT1
PT0-3
nPTCS0-1
D0-7
A0-5
nRD
A0-5
nRD
nWR
nCS
nRST
4ch
DTMF.R
(1/2)
DSTD1-8
TOE1-8
TOE1-8
D0-3
TOE0-1
DSTD0-1
nRST
nDR0-3
A0-3
D0-7
nCS0
nRD
nWR
nRST
DATA0-3
CD0-3
DCLK0-3
PDATA0
PCLK0
CLK(4M)
CLK(4M)
A4
nSTD0-3
nE43
JP
P0-7
FSK
0-3
FSK0
DATA1,nDR1,DCLK1,CD1,nSTD1
FSK1
FPGA
PT4-7
nPTCS2-3
nDR4-7
A0-3
D0-7
nCS0
nCS0
nRD
nWR
nRST
DATA4-7
CD4-7
DCLK4-7
PDATA1
PCLK1
CLK(4M)
nSTD4-7
nE43
JP
P0-7
FSK4-7
+5V
CLK(4M)
KX-TDA0189XJ/KX-TDA0189X CALLER ID/PAY TONE 8 BLOCK DIAGRAM
KX-
TDA0
189XJ
/
KX-
TDA0
189X
10
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