Read Panasonic KX-NS0290CE Service Manual online
7
KX-NS0290CE
4 Technical Descriptions
4.1.
Block Diagram
SLC2 BLOCK
+15V
VBATL
VHR
DC/DC
Ringer
and
T/R Voltage
DC/DC
+3.3V
PRI BLOCK
RJ45
LED X 5
SERR RAI AI SYNC DLK
LOOPBACK
RELAY
TRANS.
TX 2.4 : 1
RX 1 : 1
PEF2256H
Ver.2.2
SCLKR / SCLKX
SYPR / SYPX
RDO
XDI
CLK
SYNC
A0-7
D0-7
/CS
/WR
/RD
/RES
nINT0
MCLK
+3.3V
GND
GND
RL1/RL2
XL1/XL2
OSC(16.384MHz)
HW_CLK (2MHz)
HW_FH
UHW
DHW
DHW
SLC
/INT1
Reset IC
NET_REF
RJ45
SLIC
2CH
PEF4365
SERIAL I/F
PCM HIGHWAY : 4MHz
/RESET0
/RESET1
/INT0
CODEC
2CH
PEB3265
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