KX-NS5130XSX - Panasonic PBX Service Manual (repair manual). Page 6

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6
KX-NS5130X/KX-NS5130SX
4 Technical Descriptions
4.1.
Block Diagram
RJ45 
port A
LVDS 
Driver #1 
C
P
U car
d
 i/f
 co
n
n
ecto
r
3.3V+
Down HW Data A
LVDS 
Receiver #1
Reference Clock A
Up HW Data A 
Frame Head B
Frame Head A
RJ45 
connector 
port B 
LVDS 
Driver #1 
Down HW Data B
LVDS 
Receiver #1
Reference Clock B
Up HW Data B 
Frame Head C 
RJ45 
port C
LVDS 
Driver #2 
Down HW Data C
LVDS 
Receiver #2
Reference Clock C
Up HW Data C 
LVDS 
Driver #2 
LVDS 
Receiver #2
R+
R+
1.2V+
connector
connector
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