DOWNLOAD Panasonic KX-NT400RU Service Manual ↓ Size: 4.33 MB | Pages: 108 in PDF or view online for FREE

Model
KX-NT400RU
Pages
108
Size
4.33 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / IP PROPRIETARY TELEPHONE
File
kx-nt400ru.pdf
Date
PREV: Panasonic KX-NT366RU / KX-NT366RU-B (serv.man2) Service Manual / Supplement

Panasonic KX-NT400RU Service Manual ▷ View online

93
KX-NT400RU
B11
GPIO<30>
ICOCZ
GPIO<30>
-
-
-
Pd-0
Note[1]
Note [3]
I2S_SDATA_OUT
AC97_SDATA_OUT USB_P3_2
C11
GPIO<31>
ICOCZ
GPIO<31>
-
-
-
Pd-0
Note[1]
Note [3]
I2S_SYNC
AC97_SYNC
USB_P3_6
C16
GPIO<32>
ICOCZ
GPIO<32>
-
-
-
Pd-0
Note[1]
Note [3]
MSSCLK
MMCLK
-
B19
GPIO<34>
ICOCZ
GPIO<34>
FFRXD
KP_MKIN<3>
SSPSCLK3
Pd-0
Note[1]
Note [3]
USB_P2_2
-
SSPSCLK3
D17
GPIO<35>
ICOCZ
GPIO<35>
FFCTS
USB_P2_1
SSPSFRM3
Pd-0
Note[1]
Note [3]
-
KP_MKOUT<6>
SSPTXD3
B13
GPIO<36>
ICOCZ
GPIO<36>
FFDCD
SSPSCLK2
KP_MKIN<7>
Pd-0
Note[1]
Note [3]
USB_P2_4
SSPSCLK2
-
D13
GPIO<37>
ICOCZ
GPIO<37>
FFDSR
SSPSFRM2
KP_MKIN<3>
Pd-0
Note[1]
Note [3]
USB_P2_8
SSPSFRM2
FFTXD
A13
GPIO<38>
ICOCZ
GPIO<38>
FFRI
KP_MKIN<4>
USB_P2_3
Pd-0
Note[1]
Note [3]
SSPTXD3
SSPTXD2
PWM_OUT<1>
B17
GPIO<39>
ICOCZ
GPIO<39>
KP_MKIN<4>
-
SSPSFRM3
Pd-0
Note[1]
Note [3]
USB_P2_6
FFTXD
SSPSFRM3
C12
GPIO<40>
ICOCZ
GPIO<40>
SSPRXD2
-
USB_P2_5
Pd-0
Note[1]
Note [3]
KP_MKOUT<6>
FFDTR
SSPSCLK3
A19
GPIO<41>
ICOCZ
GPIO<41>
FFRXD
USB_P2_7
SSPRXD3
Pd-0
Note[1]
Note [3]
KP_MKOUT<7>
FFRTS
-
D20
GPIO<42>
ICOCZ
GPIO<42>
BTRXD
ICP_RXD
-
Pd-0
Note[1]
Note [3]
-
-
CIF_MCLK
B21
GPIO<43>
ICOCZ
GPIO<43>
-
-
CIF_FV
Pd-0
Note[1]
Note [3]
ICP_TXD
BTTXD
CIF_FV
A20
GPIO<44>
ICOCZ
GPIO<44>
BTCTS
-
CIF_LV
Pd-0
Note[1]
Note [3]
-
-
CIF_LV
C17
GPIO<45>
ICOCZ
GPIO<45>
-
-
CIF_PCLK
Pd-0
Note[1]
Note [3]
AC97_SYSCLK
BTRTS
SSPSYSCLK3
A9
GPIO<46>
ICOCZ
GPIO<46>
CP_RXD
STD_RXD
-
Pd-0
Note[1]
Note [3]
-
PWM_OUT<2>
-
C10
GPIO<47>
ICOCZ
GPIO<47>
CIF_DD<0>
-
-
Pd-0
Note[1]
Note [3]
STD_TXD
ICP_TXD
PWM_OUT<3>
C22
GPIO<88>
ICOCZ
GPIO<88>
USBHPWR<1>
SSPRXD2
SSPSFRM2
Pd-0
Note[1]
Note [3]
-
-
SSPSFRM2
C21
GPIO<89>
ICOCZ
GPIO<89>
SSPRXD3
-
FFRI
Pd-0
Note[1]
Note [3]
AC97_SYSCLK
USBHPEN<1>
SSPTXD2
A18
GPIO<92>
ICOCZ
GPIO<92>
MMDAT<0>
-
-
Pd-0
Note[1]
Note [3]
MMDAT<0>
MSBS
-
Y16
GPIO<93>
ICOCZ
GPIO<93>
KP_DKIN<0>
CIF_DD<6>
-
Pd-0
Note[1]
Note [3]
AC97_SDATA_OUT -
-
AA17
GPIO<94>
ICOCZ
GPIO<94>
KP_DKIN<1>
CIF_DD<5>
-
Pd-0
Note[1]
Note [3]
AC97_SYNC
-
-
AB18
GPIO<95>
ICOCZ
GPIO<95>
KP_DKIN<2>
CIF_DD<4>
KP_MKIN<6>
Pd-0
Note[1]
Note [3]
AC97_RESET_n
-
-
W16
GPIO<96>
ICOCZ
GPIO<96>
KP_DKIN<3>
MBREQ
FFRXD
Pd-0
Note[1]
Note [3]
DVAL<1>
KP_MKOUT<6>
Y15
GPIO<97>
ICOCZ
GPIO<97>
KP_DKIN<4>
KP_DKIN<4>
KP_MKIN<3> Pd-0
Note[1]
Note [3]
-
MBGNT
AA16
GPIO<98>
ICOCZ
GPIO<98>
KP_DKIN<5>
CIF_DD<0>
KP_MKIN<4> Pd-0
Note[1]
Note [3]
AC97_SYSCLK
-
FFRTS
AB17
GPIO<99>
ICOCZ
GPIO<99>
KP_DKIN<6>
AC97_SDATA_IN_1 KP_MKIN<5>
Pd-0
Note[1]
Note [3]
-
FFTXD
AA15
GPIO<100>
ICOCZ
GPIO<100>
KP_MKIN<0>
DREQ<2>
FFCTS
Pd-0
Note[1]
Note [3]
-
-
-
AB16
GPIO<101>
ICOCZ
GPIO<101>
KP_MKIN<1>
-
-
Pd-0
Note[1]
Note [3]
-
-
-
Y14
GPIO<102>
ICOCZ
GPIO<102>
KP_MKIN<2>
-
FFRXD
Pd-0
Note[1]
Note [3]
nPCE<1>
-
-
AB15
GPIO<103>
ICOCZ
GPIO<103>
CIF_DD<3>
-
-
Pd-0
Note[1]
Note [3]
-
KP_MKOUT<0>
-
W14
GPIO<104>
ICOCZ
GPIO<104>
CIF_DD<2>
-
-
Pd-0
Note[1]
Note [3]
PSKTSEL
KP_MKOUT<1>
-
Y13
GPIO<105>
ICOCZ
GPIO<105>
CIF_DD<1>
-
-
Pd-0
Note[1]
Note [3]
nPCE<2>
KP_MKOUT<2>
-
W13
GPIO<106>
ICOCZ
GPIO<106>
CIF_DD<9>
-
-
Pd-0
Note[1]
Note [3]
-
KP_MKOUT<3>
-
94
KX-NT400RU
AB14
GPIO<107>
ICOCZ
GPIO<107>
CIF_DD<8>
-
-
Pd-0
Note[1]
Note [3]
-
KP_MKOUT<4>
-
AA13
GPIO<108>
ICOCZ
GPIO<108>
CIF_DD<7>
-
-
Pd-0
Note[1]
Note [3]
CHOUT<0>
KP_MKOUT<5>
-
D16
GPIO<109>
ICOCZ
GPIO<109>
MMDAT<1>
MSSDIO
-
Pd-0
Note[1]
Note [3]
MMDAT<1>
MSSDIO
-
C15
GPIO<110>
ICOCZ
GPIO<110>
MMDAT<2>/
MMCCS<0> 
-
-
Pd-0
Note[1]
Note [3]
MMDAT<2>/
MMCCS<0> 
-
-
A17
GPIO<111>
ICOCZ
GPIO<111>
MMDAT<3>/
MMCCS<1> 
-
-
Pd-0
Note[1]
Note [3]
MMDAT<3>/
MMCCS<1> 
-
-
B16
GPIO<112>
ICOCZ
GPIO<112>
MMCMD
nMSINS
-
Pd-0
Note[1]
Note [3]
MMCMD
-
-
A10
GPIO<113>
ICOCZ
GPIO<113>
-
-
USB_P3_3
Pd-0
Note[1]
Note [3]
I2S_SYSCLK
AC97_RESET_n
-
F19
GPIO<114>
Note [17]
ICOCZ
GPIO<114>
Note [17]
CIFDD_<1>
-
-
Pd-0
Note[1]
Note [3]
UVS0
-
E21
GPIO<115>
Note [17]
ICOCZ
GPIO<115>
Note [17]
DREQ<0>
CIF_DD<3>
MBREQ
Pu-1
Note[1]
Note [3]
UEN
nUVS1
PWM_OUT<1>
E20
GPIO<116>
ICOCZ
GPIO<116>
CIF_DD<2>
AC97_SDATA_IN_0 UDET
Pu-1
Note[1]
Note [3]
DVAL<0>
nUVS2
MBGNT
C18
GPIO<117>
ICOCZ
GPIO<117>
SCL
-
-
Pu-1
Note[1]
Note [3]
SCL
-
-
B20
GPIO<118>
ICOCZ
GPIO<118>
SDA
-
-
Pu-1
Note[1]
Note [3], 
Note[12]
SDA
-
-
VCC_USB
D18
USBC_P
IAOAZ
USBC_P
USBC_P
-
-
Hi-Z
Hi-Z
E19
USBC_N
IAOAZ
USBC_N
USBC_N
-
-
Hi-Z
Hi-Z
E22
USBH_P<1>
IAOAZ
USBH_P<1>
USBH_P<1>
-
-
Hi-Z
Hi-Z
D22
USBH_N<1>
IAOAZ
USBH_N<1>
USBH_P<1>
-
-
Hi-Z
Hi-Z
VCC_USIM
H19
GPIO<90>
ICOCZ
GPIO<90>
KP_MKIN<5>
USB_P3_5
CIF_DD<4>
Pd-0
Note[1]
Note [3]
-
nURST
-
G19
GPIO<91>
ICOCZ
GPIO<91>
KP_MKIN<6>
USB_P3_1
CIF_DD<5>
Pd-0
Note[1]
Note [3]
-
UCL
-
F20
UIO
ICOCZ
UIO
UIO
-
-
Driven
Low
Hi-Z
VCC_REG
U20
GPIO<0>
ICOCZ
GPIO<0>
GPIO<0>
-
-
Pd-0
Note[1]
Note [3]
U21
GPIO<1>
ICOCZ
GPIO<1>
GPIO<1>
-
-
Pu-1
Note[1]
Note [7]
V22
GPIO<3>
ICOCZ
GPIO<3>
PWR_SCL
-
-
Pu-1
Note[1]
Hi-Z
T19
GPIO<4>
ICOCZ
GPIO<4>
PWR_SDA
-
-
Pu-1
Note[1]
Hi-Z
T22
GPIO<9>
Note [18]
ICOCZ
GPIO<9>
Note [18]
-
-
FFCTS
Pd-0
Note[1]
Note [7]
HZ_CLK
-
CHOUT<0>
Pd-0
Note[1]
U22
GPIO<10>
Note [18]
ICOCZ
GPIO<10>
Note [18]
FFDCD
-
USB_P3_5
Pd-0
Note[1]
Note [7]
HZ_CLK
-
CHOUT<1>
Pd-0
Note[1]
Note [7]
T21
CLK_REQ
ICOCZ
CLK_REQ
CLK_REQ
-
-
Pu-1
Note [8]
W20
NRESET
IC
nRESET
nRESET
-
-
Input - 
Note [9]
Input
W21
NRESET_OUT OC
nRESET_OUT
nRESET_OUT
-
-
Low
Note [8]
V19
BOOT_SEL
IC
BOOT_SEL
BOOT_SEL
-
-
Input
Input
W22
PWR_EN
OC
PWR_EN
PWR_EN
-
-
Note[16]
Note [8]
U19
NBATT_FAULT IC
nBATT_FAULT
nBATT_FAULT
-
-
Low
Input
V20
NVDD_FAULT
IC
nVDD_FAULT
nVDD_FAULT
-
-
Low
Input
V21
SYS_EN
ICOCZ
SYS_EN
SYS_EN
-
-
-
Note [7]
Y19
PWR_CAP<0>
OA
-
PWR_CAP<0>
-
-
-
Note [7]
AA21
PWR_CAP<1>
OA
-
PWR_CAP<1>
-
-
-
Note [7]
Y18
PWR_CAP<2>
OA
-
PWR_CAP<2>
-
-
-
Note [7]
95
KX-NT400RU
W17
PWR_CAP<3>
OA
-
PWR_CAP<3>
-
-
-
Note [7]
T20
NTRST
IC
nTRST
nTRST
-
-
Input - 
Note [9]
Input
R22
TDI
IC
TDI
TDI
-
-
Input - 
Note [9]
Input
R21
TDO
OCZ
TDO
TDO
-
-
Hi-Z
Hi-Z
R20
TMS
IC
TMS
TMS
-
-
Input - 
Note [9]
Input
R19
TCK
IC
TCK
TCK
-
-
Input
Input
P22
TESTCLK
IC
TESTCLK
TESTCLK
-
-
Pd-0
Input
VCC_OSC
AB20
PXTAL_IN
IA
PXTAL_IN
PXTAL_IN
-
-
Note[2]
Note[2]
AA20
PXTAL_OUT
OA
PXTAL_OUT
PXTAL_OUT
-
-
Note[2]
Note[2]
Y21
TXTAL_IN
IA
TXTAL_IN
TXTAL_IN
-
-
Note[2]
Note[2]
Y22
TXTAL_OUT
OA
TXTAL_OUT
TXTAL_OUT
-
-
Note[2]
Note[2]
W19
PWR_OUT
OA
PWR_OUT
PWR_OUT
-
-
Hi-Z
Hi-Z
SUPPLIES
Y17
VCC_BATT
PS
VCC_BATT
VCC_BATT
-
-
Input
Input
B10
VCC_IO
PS
VCC_IO
VCC_IO
-
-
Input
Input
W15
VCC_IO
PS
VCC_IO
VCC_IO
-
-
Input
Input
D14
VCC_IO
PS
VCC_IO
VCC_IO
-
-
Input
Input
A21
VCC_USB
PS
VCC_USB
VCC_USB
-
-
Input
Input
A22
VCC_USB
PS
VCC_USB
VCC_USB
-
-
Input
Input
B22
VCC_USB
PS
VCC_USB
VCC_USB
-
-
Input
Input
D19
VCC_USB
PS
VCC_USB
VCC_USB
-
-
Input
Input
M19
VCC_LCD
PS
VCC_LCD0
VCC_LCD
-
-
Input
Input
J21
VCC_LCD
PS
VCC_LCD1
VCC_LCD
-
-
Input
Input
B2
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
C3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
C6
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
C9
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
F3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
H3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
K3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
M3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
P3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
T3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
V3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
Y3
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
Y5
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
Y7
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
Y9
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
AA2
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
N/A
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
N/A
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
N/A
VCC_MEM
PS
VCC_MEM
VCC_MEM
-
-
Input
Input
AA11
VCC_BB
PS
VCC_BB
VCC_BB
-
-
Input
Input
AB19
VCC_PLL
PS
VCC_PLL
VCC_PLL
-
-
Input
Input
B4
VCC_SRAM
PS
VCC_SRAM
VCC_SRAM
-
-
Input
Input
B7
VCC_SRAM
PS
VCC_SRAM
VCC_SRAM
-
-
Input
Input
B8
VCC_SRAM
PS
VCC_SRAM
VCC_SRAM
-
-
Input
Input
C5
VCC_SRAM
PS
VCC_SRAM
VCC_SRAM
-
-
Input
Input
D11
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
E6
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
E8
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
F5
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
H5
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
L4
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
E15
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
E17
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
F18
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
H18
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
L19
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
R5
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
U5
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
V6
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
V8
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
W11
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
96
KX-NT400RU
R18
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
U18
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
V15
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
V17
VCC_CORE
PS
VCC_CORE
VCC_CORE
-
-
Input
Input
F21
VCC_USIM
PS
VCC_USIM
VCC_USIM
-
-
Input
Input
W18
VSS
PS
VSS
VSS
-
-
Input
Input
Y20
VSS
PS
VSS
VSS
-
-
Input
Input
AA22
VSS
PS
VSS
VSS
-
-
Input
Input
AB21
VSS
PS
VSS
VSS
-
-
Input
Input
AB22
VSS
PS
VSS
VSS
-
-
Input
Input
N/A
VSS
PS
VSS
VSS
-
-
Input
Input
B12
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
B15
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
B18
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
D21
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
H21
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
M21
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
N19
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
AA14
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
AA18
VSS_IO
PS
VSS_IO
VSS_IO
-
-
Input
Input
A1
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
A2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
B1
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
B3
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
B6
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
B9
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
F2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
H2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
L2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
P2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
T2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
V2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AA1
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AA6
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AA9
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AB1
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AB2
VSS_MEM
PS
VSS_MEM
VSS_MEM
-
-
Input
Input
AB11
VSS_BB
PS
VSS_BB
VSS_BB
-
-
Input
Input
AA19
VSS_PLL
PS
VSS_PLL
VSS_PLL
-
-
Input
Input
E5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
E7
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
E9
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
G5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
J5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
E14
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
E16
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
E18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
G18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
J18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
P5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
T5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V5
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V7
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V9
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
P18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
P18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V14
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V16
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
V18
VSS_CORE
PS
VSS_CORE
VSS_CORE
-
-
Input
Input
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