Read Panasonic KX-TDA6181X Service Manual online
6
BLOCK
DIAGRAM
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Surge
EMC
nLOOP[1]
IC1A
OP-AMP
Diag Relay
Port#1
Tip
Ring
IC3
ASIC
Diag-Tip, Diag-Ring
Transformer
Dial
DC Loop
&
CPC Det
Same as "Port#1".
Port#2
Same as "Port#1".
Port#3
Same as "Port#1".
Port#4
Same as "Port#1"
Port#5
Same as "Port#1"
Port#6
Port#7
Port#8
Same as "Port#1"
Same as "Port#1"
Rev/Bell
Detector
Detector
nREVDET[1]
nBELDET[1]
nCPCDET[1]
nSHNT[1]
6
4
6
DIN
DOUT
DCLK
C_CS[3:0]
DOUT
DCLK
C_CS[3:0]
7
4
4
A[12:0]
8
D[7:0]
n
RD,nWR
nRES
T[8:1]
R[8:1]
PAY[8:1]
Caller ID
Pay Tone
Detect
(option1)
T[1]
R
[1]
PAY
[1]
+3.3v
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
IC6
CODEC
IC7
CODEC
6
nRES
PORT#5-#8
PORT#9-#12(NO PFT)
PORT#13-#16(NO PFT)
Ring
DIAG[1]
PFT
Jack
#1,#2
PFT
Jack
#3,#4
6
6
6
6
6
6
4
4
FH
HWCLK(4M)
LDHW
LUHW
HWCLK(4M)
LDHW
LUHW
T [16:9]
R[16:9]
R[16:9]
PAY[16:9]
OPT1
Caller ID
Pay Tone
Pay Tone
Detect
(option0)
OPT0
+3.3v
7
4
8 D[7:0]
A[5:0]
TOE [ 7 : 0 ]
STD [7:0]
TOE [15:8]
STD[15:8]
STD[15:8]
4M
4M
+5V
+3.3V
Power
Supply
Supply
+15V
RESET
IC4
nRESET
JUMPER
MODE[5:0]
XTAL
16.384
MHz
PLLCLK
JUMPER
P1[7:0]
P22
P23
P23
+3.3V
DRIVER
DRIVER
nRES
LED_RED
LED_GREEN
P20
P21
EC_CLK
nSYSTE_RST
EC_AD[15:0]
EC_BE[1:0]
EC_PAR
EC_FRAME
EC_TRDY
EC_STOP
EC_STOP
EC_IDSEL
EC_PERR
EC_INT
CT_C8_A
CT_FRAME_A
CT_NETREF
CT_D[7:0]
nCS0
nCS1
IC401
LPR
A[22:0]
D[15:0]
D[15:0]
nRD
nWR
XTAL/X401
12.288MHz
12.288MHz
nCS[2:0]
BOARD
ID
3
nRESET
nIRQ1
nIRQ0
nBREQ
nBACK
NMI
nWDTOVF
nWDTOVF
IC402
Flash
Flash
ROM
IC403
RAM
RAM
nWR
nRD
nRD
nCS
nCS
A[19:0]
A[16:0]
D[15:0]
D[7:0]
nWR
nRESET
nBREQ
nBACK
nBACK
nIRQ
nHALT
nCS0
nCS2
nCSI
nCS1
KX-TDA6181X ELCOT16 CARD BLOCK DIAGRAM
B
A
A
C
K
B
B
O
A
R
D
D
14
KX-
TDA6181X
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