DOWNLOAD Panasonic KX-NT543RU / KX-NT543RU-B / KX-NT546RU / KX-NT546RU-B (serv.man2) Service Manual ↓ Size: 3 MB | Pages: 80 in PDF or view online for FREE

Model
KX-NT543RU KX-NT543RU-B KX-NT546RU KX-NT546RU-B (serv.man2)
Pages
80
Size
3 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / IP PROPRIETARY TELEPHONE
File
kx-nt543ru-kx-nt543ru-b-kx-nt546ru-kx-nt546ru-b-sm.pdf
Date
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Panasonic KX-NT543RU / KX-NT543RU-B / KX-NT546RU / KX-NT546RU-B (serv.man2) Service Manual ▷ View online

65
KX-NT543RU/KX-NT543RU-B/KX-NT546RU/KX-NT546RU-B
B7
XD1
XD1
I/O
Data bus
A6
XD0
XD0
I/O
Data bus
B12
DTCK
DTCK
I
DSP JTAG clock input
A13
DTMS
DTMS
I
DSP JTAG mode selection
A12
DTDI
DTDI
I
DSP JTAG data input
B13
DTDO
DTDO
O
DSP JTAG data output
M13
ATCK
ATCK
I
ARM JTAG clock input
N13
ATMS
ATMS
I
ARM JTAG mode selection
M12
ATDI
ATDI
I
ARM JTAG data input
N12
ATDO
ATDO
O
ARM JTAG data output
A8
ATRSTN
ATRSTN
I
ARM JTAG reset
A2
TEST
TEST
-
TEST pin
E6
GND1
GND
-
Digital system ground
E8
GND2
GND
-
Digital system ground
F9
GND3
GND
-
Digital system ground
G4
GND4
GND
-
Digital system ground
H9
GND5
GND
-
Digital system ground
J6
GND6
GND
-
Digital system ground
J8
GND7
GND
-
Digital system ground
K3
GND8
GND
-
Digital system ground
E5
VCC1
VCC
-
Digital system power supply (+3.3V)
E7
VCC2
VCC
-
Digital system power supply (+3.3V)
E9
VCC3
VCC
-
Digital system power supply (+3.3V)
F10
VCC4
VCC
-
Digital system power supply (+3.3V)
J5
VCC5
VCC
-
Digital system power supply (+3.3V)
J7
VCC6
VCC
-
Digital system power supply (+3.3V)
J9
VCC7
VCC
-
Digital system power supply (+3.3V)
D2
GNDUSB
GNDUSB
-
Digital system ground
C1
USBP
USBP
-
Not in use
C2
USBM
USBM
-
Not in use
D1
VCCUSB
VCCUSB
-
Digital system power supply (+3.3V)
F1
SPOUTP
SPOUTP
O
Speaker output
F5
GNDPA
GNDPA
-
Power Amp system ground
E1
SPOUTN
SPOUTN
O
Speaker output
G5
VCCPA
VCCPA
-
Power Amp system power supply (+3.3V)
G1
HSSPOUTN
HSSPOUTN
O
Handset Speaker output
H1
HSSPOUTP
HSSPOUTP
O
Handset Speaker output
E2
LOUT0
LOUT0
O
Headset Speaker output
H4
LIN0
LIN0
I
Headset Mic input
F4
VCCA
VCCA
-
Analog system power supply (+3.3V)
H5
GNDA
GNDA
-
Analog system ground
G2
MIP
MIP
I
Hands free Mic input
F2
MIN
MIN
I
Not in use
H3
VREF
VREF
-
Analog Reference Voltage output
J2
HSMIN
HSMIN
I
Handset Mic input
J1
HSMIP
HSMIP
I
Handset Mic input
G3
DCIN2
DCIN2
I
DCDC Feedback Voltage input
H2
DCIN3/APDN
APDN
I
Detect Power Off
K1
GNDPLL
GNDPLL
-
Digital system ground
L2
XOUT
XOUT
O
Crystal oscillator connection (25.000MHz)
L1
XIN
XIN
I
Crystal oscillator connection (25.000MHz)
K2
VDDPLL
VDDPLL
-
PLL Reference Voltage
J4
VDD1
VDD1
-
Digital Reference Voltage
G9
VDD2
VDD2
-
Digital Reference Voltage
J3
VCCIN
VCCIN
-
Digital system power supply (+2.2V)
L3
RSTN
RSTN
I
Reset
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
66
KX-NT543RU/KX-NT543RU-B/KX-NT546RU/KX-NT546RU-B
15.1.2. IC205
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
1
CLKIN
CLKIN
I
System clock input from IC501 (1.563MHz)
2
CLKOUT
GIN08
I
HOOK Switch Input
3
VDD1
VDD1
-
Digital system power supply (+3.3V)
4
VSS1
VSS1
-
Digital system ground
5
SDO
GOUT15
O
Not in use
6
GKEYIN0
GKEYIN0
I
Detect Headset
7
GKEYIN1
GKEYIN1
I
Detect EHS
8
PSBIN
PSBIN
I
EHS receive data
9
PSBOUT
PSBOUT
O
EHS transmit data
10
KEYIN0
KEYIN0
I
Dynamic Key Input Port0
11
KEYIN1
KEYIN1
I
Dynamic Key Input Port1
12
KEYIN2
KEYIN2
I
Dynamic Key Input Port2
13
KEYIN3
KEYIN3
I
Dynamic Key Input Port3
14
KEYIN4
KEYIN4
I
Dynamic Key Input Port4
15
KEYIN5
KEYIN5
I
Dynamic Key Input Port5
16
KEYIN6
KEYIN6
I
Dynamic Key Input Port6
17
KEYIN7
KEYIN7
I
Dynamic Key Input Port7
18
VSS2
VSS2
-
Digital system power supply (+3.3V)
19
VDD2
VDD2
-
Digital system ground
20
LED_COM0
LED_COM0
O
Dynamic Common Port0
21
LED_COM1
LED_COM1
O
Dynamic Common Port1
22
LED_COM2
LED_COM2
O
Dynamic Common Port2
23
LED_COM3
LED_COM3
O
Dynamic Common Port3
24
LED_STB0
LED_STB0
O
Dynamic Strobe Port0
25
LED_STB1
LED_STB1
O
Dynamic Strobe Port1
26
LED_STB2
LED_STB2
O
Dynamic Strobe Port2
27
LED_STB3
LED_STB3
O
Dynamic Strobe Port3
28
LED_STB4
LED_STB4
O
Dynamic Strobe Port4
29
LED_STB5
LED_STB5
O
Dynamic Strobe Port5
30
LED_STB6
LED_STB6
O
Dynamic Strobe Port6
31
LED_STB7
LED_STB7
O
Dynamic Strobe Port7
32
LED_COM4
LED_COM4
O
Dynamic Common Port4
33
LED_COM5
LED_COM5
O
Dynamic Common Port5
34
LED_COM6
LED_COM6
O
Dynamic Common Port6
35
LED_COM7
LED_COM7
O
Dynamic Common Port7
36
VDD3
VDD3
-
Digital system power supply (+3.3V)
37
VSS3
VSS3
-
Digital system ground
38
INT_OUT0
INT_OUT0
O
Interrupt to IC501
39
INT_OUT1
GOUT01
O
Ringer LED (Green)
40
TEST
TEST
-
TEST pin
41
RESET
RESET
I
Reset
42
SCS
GOUT00
O
Ringer LED (Red)
43
SCLK
SDA
I/O
I2C Data
44
SDI
SCL
I
I2C Clock
67
KX-NT543RU/KX-NT543RU-B/KX-NT546RU/KX-NT546RU-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)
68
KX-NT543RU/KX-NT543RU-B/KX-NT546RU/KX-NT546RU-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
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