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Model
KX-UT113RU KX-UT113RU-B KX-UT123RU KX-UT123RU-B (serv.man3)
Pages
93
Size
2.49 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / SIP PHONE
File
kx-ut113ru-kx-ut113ru-b-kx-ut123ru-kx-ut123ru-b-sm.pdf
Date
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Panasonic KX-UT113RU / KX-UT113RU-B / KX-UT123RU / KX-UT123RU-B (serv.man3) Service Manual ▷ View online

81
KX-UT113RU/KX-UT113RU-B/KX-UT123RU/KX-UT123RU-B
15.1.3.
IC401
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
1
RXM1
I/O
LAN Port : Physical receive or transmit signal 
(- differential)
2
RXP1
I/O
LAN Port : Physical receive or transmit signal 
(+ differential) 
3
TXM1
I/O
LAN Port : Physical transmit or receive signal 
(- differential) 
4
TXP1
I/O
LAN Port : Physical transmit or receive signal 
(+ differential) 
5
VDDA_3.3
P
3.3V analog VDD
6
ISET
O
Set physical transmit output current. 
Pull-down this pin with a 11.8K 1% resistor to ground.
7
VDDA_1.8
P
1.8V analog VDD
8
RXM2
I/O
PC Port : Physical receive or transmit signal 
(- differential) 
9
RXP2
I/O
PC Port : Physical receive or transmit signal 
(+ differential) 
10
AGND
Gnd
Analog Ground
11
TXM2
I/O
PC Port : Physical receive or transmit signal 
(- differential)
12
TXP2
I/O
PC Port : Physical receive or transmit signal 
(- differential)
13
NC
NC
Not in use
14
X1
I
E_CLK from IC504 (25.000MHz)
15
X2
O 
Not in use
16
SMTXEN3
I
MAC transmit enable
17
SMTXD33/
EN_REFCLKO_3
lpu/I
MAC transmit data
18
SMTXD32
I
MAC transmit data
19
SMTXD31
I
MAC transmit data
20
SMTXD30
I
MAC transmit data
21
GND1
Gnd
Digital system ground
22
VDDIO1
P
Digital system power supply (3.3V)
23
SMTXC3/
REFCLKI_3
I/O
MAC transmit clock
24
SMTXER3/
MII_LINK_3
I
MAC transmit error
25
SMRXDV3
lpu/O
MAC receive data valid
26
SMRXD33/
REFCLKO_3
lpu/O
MAC receive data
27
SMRXD32
Ipu/O
MAC receive data
28
SMRXD31
Ipu/O
MAC receive data
29
SMRXD30
lpu/O
MAC receive data
30
SMRXC3
I/O 
MAC receive clock
31
GND2
Gnd
Digital system ground
32
VDDC
P
Digital system power supply (1.8V)
82
KX-UT113RU/KX-UT113RU-B/KX-UT123RU/KX-UT123RU-B
33
SCOL3
I/O
MAC collision detection
34
SCRS3
I/O
MAC carrier sense
35
*INTRN
Opu
Not in use
36
SCL_MDC
I/O
MAC MII control clock
37
SDA_MDIO
I/O
MAC MII control data
38
SPIQ
lpd/O
Not in use
39
*SPISN
I
Not in use
40
VDDIO2
P
Digital system power supply (3.3V)
41
GND
Gnd
Digital system ground
42
VDDCO
P
Digital system power output (1.8V)
43
P1LED1
Ipu/O
Not in use
44
P1LED0
Ipd/O
Not in use
45
P2LED1
Ipu/O 
Not in use
46
P2LED0
Ipu/O 
Not in use
47
*RSTN
Ipu
Reset
48
FXSD1
Gnd 
Not in use
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
83
KX-UT113RU/KX-UT113RU-B/KX-UT123RU/KX-UT123RU-B
15.2. Cabinet and Electric Parts
84
KX-UT113RU/KX-UT113RU-B/KX-UT123RU/KX-UT123RU-B
15.3. Accessories and Packing Materials
Page of 93
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