Read Panasonic KX-NT400RU Service Manual online
62
KX-NT400RU
10.1.6. Power , LCD Interface , JK Board Interface
KX-NT400RU : MAIN BOARD No.6 (1/2)
IC113
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
DG
IC114
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
DG
DG
DG
VCC_PLL
VCC_SRAM
PWR_EN 001:4G;005:9A
FFCTS
005:12C
RXD[0]
005:8F;005:10H;005:11G
RXD[1]
005:11G
FFDSR
005:12C
M1_TXD[0]
002:8H
IC117
2
1A1 4
1A2 6
1A3 8
1A4
11
2A1
13
2A2
15
2A3
17
2A4
1
1G 19
2G
10 GND
20 VCC
3 2Y4
5 2Y3
7 2Y2
9 2Y1
12 1Y4
14 1Y3
16 1Y2
18 1Y1
nRTS1
002:7B
VCC_D33
VCC_D33
RXD[2]
005:11G
IC116
2
1A1
4
1A2
6
1A3
8
1A4
11
2A1
13
2A2
15
2A3
17
2A4
1
1G
19
2G
10 GND
20 VCC
3 2Y4
5 2Y3
7 2Y2
9 2Y1
12 1Y4
14 1Y3
16 1Y2
18 1Y1
M1_TXD[3]
002:8H
nDTR1
002:7B
RXD[3]
005:11G
M1_TXD[2]
002:8H
M1_TXD[1]
002:8H
TXD1
002:7C
IC115
2
1A1
4
1A2
6
1A3
8
1A4
11
2A1
13
2A2
15
2A3
17
2A4
1
1G
19
2G
10 GND
20 VCC
3 2Y4
5 2Y3
7 2Y2
9 2Y1
12 1Y4
14 1Y3
16 1Y2
18 1Y1
FFRXD
005:12C
DG
VCC_D33
DG
DG
+5.5V
IC122
1 CE
2
2
GND
3 NC
4
VDD
5
VOUT
C691
K0.01
DG
DG
DG
AG
VCC_D33
PHY_D33
VCC_A33
PHY_D3.3
VCC_A
AG
DG
VCC_CORE
DG
C603
Z4.7
VCC_D
IC123
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
DG
DG
D5V
SYS_EN
001:4F;005:9A
J1
CLK_25MHZ 005:11H
M1_RXCLK
002:8H
FFIRQ
005:12A
FFRTS
005:12C
FFDTR
005:12C
FFTXD
005:12C
IRQ2
002:11D
nCTS1
002:7C
RXD1
002:7C
nDSR1
002:7C
IRQ3
002:11D
RDY/BUSY
005:12D
C645
Z2.2
C625
NC
NC
DG
RX_CLK
005:11G
M1_TXEN
002:8I
RX_DV
005:11G
TX_EN
005:11G
TXD[2]
005:11G
TXD[1]
005:11G
TXD[0]
005:11G
TXD[3]
005:11G
M1_RXDV
002:8H
M1_RXD[0]
002:8H
M1_RXD[1]
002:8H
M1_RXD[2]
002:8H
M1_RXD[3]
002:8H
DSOD
002:10G
FFSTT
005:12B
SSPRXD
005:11C
SPIQ
001:3B
SSPSFRM
005:12C
SSPCLK
005:12C
SSPTXD
005:11C
SPIS_N
001:3B
SCL
001:3B
SDA
001:3B
VCC_D33
DG
L606
D5V
DG
DG
VCC_PLL
DG
VCC_SRAM
DG
C633
Z22
C634
Z22
AC97_MUTE 005:12C
MUTE_CE
003:2E
VCC_D33
D3.3V VCC_D33
D3.3V
IC112
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
C629
NC
C613
NC
R652
33k
R653
33k
R6 54
3 3k
R655
33k
C631
Z22
L602
L603
C608
Z22
Z22
D3.3V
VCC_CORE
C632
Z22
C627
K0.01
C690
K10/10V
K10/10V
RA610
180
RA608
180
RA609
180
RA607
180
RA612
180
RA611
180
R658
33K
VCC_D33
D3.3V
IC132
1
NC
2
INA
3
GND
4
OUTY
5
VCC
DG
C694
K0.1
DG
C698
K0.1
C699
K0.1
C648
K0.1
C689
K0.1
IC124
5
3
IC124
1
2
4
C626
K0.1
R620
0
R621
0
VCC_D33
C649
K1
C611
K1
K1
C602
K1
C623
K1
K1
C612
K1
C622
K1
R659
4.7K
D
F
E
C
B
A
H
G
4
5
6
3
2
7
For Net Check
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(24)
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