Panasonic KX-NT511PRUW / KX-NT511PRUB (serv.man2) Service Manual / Supplement ▷ View online
KX-NT511PRUW/KX-NT511PRUB
17
1.4. DISASSEMBLY AND ASSEMBLY INSTRUCTIONS
1.4.1. Assembly for Lead Wire
Changed from the Original Service Manual Section 10.3.
Perform this process in reverse when taking the unit apart.
CLAMP
CLAMP
CLAMP
CLAMP
•Pass DC lead through the top of the PoE PCB.
•DC lead and MIC lead should not touch.
Push extra wire of DC lead with finger.
MIC lead
DC lead and the other leads
should not contact.
Never protrude WIREs from
the yellow line (the rib).
the yellow line (the rib).
DC lead should be
no slack.
Taping area:
Never place tape on white area.
The tape should not touch silk.
18
KX-NT511PRUW/KX-NT511PRUB
1.5. SCHEMATIC DIAGRAM LOCATION
1.5.1. Main No. 1
Changed from the Original Service Manual Section 12.1.
(5)
(4)
(2)
(6
)
NFLD[0]
NFLD[1]
NFLD[2]
NFLD[3]
NFLD[4]
NFLD[5]
NFLD[6]
NFLD[7]
NFLCS0
NFLALE
NFLCLE
NFLR
D
NFLW
R
NFLREAD
Y
NFLRD
NFLCL
E
NFLREADY
NFLCS0
NFLALE
NFLWR
XA[0
]
XA[1
]
XA[2
]
XA[3
]
XA[4
]
XA[5
]
XA[6
]
XA[7
]
XA[8
]
XA[9
]
XA[10]
XA[11]
XA[12]
SD_BA[1]
SD_BA[0]
SD_C
S
SD_RAS
SD_CAS
SD_WE
DQMBLS[0
]
DQMBLS[1
]
SD_CLK
XA[12]
LCD_A
0
LCD_CS
LCD_D
0
LCD_CL
K
SD_CKE
SD_CLK
DQMBLS[1]
DQMBLS[0]
SD_BA[1]
SD_BA[0]
SD_CKE
LCD_RST
KEY_IN[0]
KEY_IN[1]
KEY_IN[2]
KEY_IN[3]
KEY_IN[4]
KEY_IN[5]
LED[0]
LED[1]
LED[2]
LED[3]
LED[4]
LED[5]
LED[6]
LED[7]
LED[8]
NFLD[4]
NFLD[5]
NFLD[6]
NFLD[7]
SD_CKE
XD[0]
XD[1]
XD[2]
XD[3]
XD[4]
XD[5]
XD[6]
XD[7]
XD[8]
XD[9]
XD[10]
XD[11]
XD[12]
XD[13]
XD[14]
XD[15]
NFLD[3]
NFLD[2]
NFLD[1]
NFLD[0]
XD[0]
XD[1]
XD[2]
XD[3]
XD[4]
XD[5]
XD[6]
XD[7]
XD[8]
XD[9]
XD[10]
XD[11]
XD[12]
XD[13]
XD[14]
XD[15]
XA[0]
XA[1]
XA[2]
XA[3]
XA[5]
XA[6]
XA[8]
XA[9]
XA[10]
XA[11]
SD_CAS
SD_RAS
SD_W
E
SD_C
S
KEY_OUT[0]
KEY_OUT[1]
KEY_OUT[2]
KEY_OUT[3]
KEY_OUT[4]
KEY_IN[0]
KEY_IN[1]
KEY_IN[2]
KEY_IN[3]
KEY_IN[4]
KEY_IN[5]
HOOK
XA[7]
XA[4]
FF1_R
FF1_G
FF2_R
FF2_G
FF3_R
FF3_G
IC
M
MUTE
SP-PHON
E
RINGER
KEY_OUT[0]
KEY_OUT[4]
KEY_OUT[3]
KEY_OUT[2]
KEY_OUT[1]
100
R103
R102 100
R136 NC
E_TXD[2]
002:3A
C124
100p
50
R149 820
R105 4.7k
C133 2.2u
R137 NC
E_TXD[0]
002:3A
DGND
C128
NC
RA106 100
1
8
E_TXD[1]
002:3A
R109
NC
DGND
USB_
P
E_TXD[3]
002:3A
PCBRE1
TMS
4
5
2
7
2
7
ST3
DGND
E_COL
002:4A
3.3V
R141 470k
DGND
R152 180
C127 0.1u 10
R142 18k
DGND
R139
4.7k
R143
33k
R124 100
3.3V
DGND
USB2N 001:2F
E_RXD[3]
002:3A
L102
RA101
100
1
2
3
4
5
6
7
8
C110
NC
USB_
N
3
6
RA109 100
1
8
VDD3.3V
DGND
R132 4.7k
R151 820
C111
NC
R146
0
E_CRS
002:4A
R140
2.2k
TRST
4
5
R133 4.7k
3
6
VDD3.3V
4
5
4
5
C141 220p
R153 150
LED_
K
L105
DGND
E_RXD[2]
002:3A
2
7
USB2P 001:2E
USB_
V
C135
2.2u
C130 2.2u
DGND
TC
K
3.3V
RA107 100
1
8
3
6
R121 NC
5V
RA111 100
1
8
DGND
USBV
C116 0.1u
E_TXER
002:3A
C101 10p
50
LCD_5V
DGND
USB_
G
C120
NC
R127 100
C129 0.1u
4
5
R135 NC
C144 220p
3
6
DGND
C142 220p
E_RXD[1]
002:3A
TD
I
E_TXEN
002:3A
DGND
C121
NC
DGND
UT
X
CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
L103
0
USBP
URX
1
8
C122
0.1u
10
3.3V
R154 1.5k
2
7
IC103
1
NC1
2
NC2
46
NC2
7
47
NC2
8
3
NC3
48
NC2
9
4
NC4
45
NC2
6
5
NC5
44
I/O
7
6
NC6
43
I/O
6
7
R/*B
42
I/O
5
8
*R
E
41
I/O
4
9
*C
E
40
NC2
5
10
NC7
39
NC2
4
11
NC8
38
NC2
3
12
VCC1
37
VCC2
13
VSS1
36
VSS2
14
NC9
35
NC2
2
15
NC1
0
34
NC2
1
16
CL
E
33
NC2
0
17
AL
E
32
I/O
3
18
*W
E
31
I/O
2
19
*W
P
30
I/O
1
20
NC1
1
29
I/O
0
21
NC1
2
28
NC1
9
22
NC1
3
27
NC1
8
23
NC1
4
26
NC1
7
24
NC1
5
25
NC1
6
USB2P 001:8C
R118 NC
R158
4.7k
R128 100
C143 220p
25MOUT
002:1C
R157
NC
2
7
C132 2.2u
DGND
C117 0.1u
R106 15k
DGND
3
6
E_RXD[0]
002:3A
R107
15k
DGND
C12
3
100p
50
R183 100
DGND
RA110
100
3
6
R131
NC
RA102
1
8
R108
150
C131 2.2u
R117 NC
RA102
2
7
4
5
R145 100
R159
33
RA102
3
6
RA108 100
1
8
3.3V
RA102
4
5
C125
0.1u
10
R155 1.5k
RA103
1
8
E_RXCL
K
002:3A
RA103
2
7
R125 100
C115 0.1u
RA103
3
6
C102 12p
50
E_RS
T
RA103
4
5
L104
E_RXDV
002:3A
RA104
1
8
2
7
R184 100
RA104
2
7
DGND
RA104
3
6
USBN
IC102
LDQM
15
DQ
0
2
*C
S
19
*W
E
16
*CAS
17
*RAS
18
A6
31
A3
26
A2
25
A1
24
A0
23
A4
29
A5
30
A7
32
A8
33
A9
34
A10/AP
22
A1
1
35
A1
2
36
BA0
20
BA1
21
NC
40
CL
K
38
CKE
37
UDQ
M
39
DQ
1
4
DQ
2
5
DQ
3
7
DQ
4
8
DQ
5
10
DQ
6
11
DQ
7
13
DQ
8
42
DQ
9
44
DQ10
45
DQ11
47
DQ12
48
DQ14
51
DQ15
53
VDD1
1
VDD3
27
VDDQ
3
43
VDDQ
4
49
VSSQ
1
6
VSSQ
2
12
DQ13
50
VDD2
14
VDDQ
1
3
VDDQ
2
9
28
VSS1
41
VSS2
54
VSS3
46
VSSQ
3
52
VSSQ
4
RA104
4
5
R122 NC
R112
3
6
LED_
A
C126
0.1u
10
USBG
R110 470
R101 100
CN2
1
Vs
s
2
ResetB
3
V0
4
V1
5
V2
6
V3
7
V4
8
Vs
s
9
Vd
d
10
SC
L
11
SI
12
CS
B
13
RS
14
Vs
s
C105 0.1u
10
L101
R156 330
E_MDCL
K
002:1C
R185 100
C139 1u
R148 180
C109 0.1u
R104 100
TD
O
C107 0.1u
R150 180
DGND
C112
NC
DGND
ST2
C113 22u
6.3
USB2N 001:8B
R130 100
ST1
RA112 100
1
8
C119
NC
R129
120
PHY_INT 002:2D
R111
1M
VDD3.3V
CL102
ST0
DGND
C118
NC
VDD3.3V
R116
4.7k
C134
0.01u
4
5
R147 820
DGND
R160
33
VDD3.3V
VDD1.2V
E_MDIO
002:1C
R134 NC
2
7
R119 NC
C114 0.1u
R162
4.7k
Q106
1
2
3
4
5
C140 220p
E_TXCL
K
002:3A
C108 0.1u
R186 100
VDD3.3V
X1
25M
1
2
4
3
R114
NC
VDD3.3V
R113
NC
R115
4.7k
R161
4.7k
+
R163
4.7k
R123
4.7k
R126
4.7k
R164
4.7k
R138
4.7k
R165
4.7k
R166
NC
Q101
1
5
2
Q101
3
4
2
DGND
DGND
Q102
3
4
2
DGND
Q102
1
5
2
DGND
Q103
3
4
2
DGND
Q103
1
5
2
DGND
Q104
3
4
2
DGND
Q104
1
5
2
DGND
Q105
3
4
2
Q105
1
5
2
DGND
DGND
VDD3.3V
R167
4.7k
IC302
H3
MEMXD15/LCDD2
1
G2
MEMXD14/LCDD2
0
D8
MEMXD13/LCDD1
9
D1
MEMXD12/LCDD1
8
B8
MEMXD11/LCDD15
B6
MEMXD10/LCDD1
4
A7
MEMXD9/LCDD1
3
D2
MEMXD8/LCDD1
2
E2
MEMXD7/LCDD1
1
B7
MEMXD6/LCDD1
0
F3
MEMXD5/LCDD7
G3
MEMXD4/LCDD6
B5
MEMDQMBLS1/EXTINT5
H4
MEMXD0/LCDD2
F2
MEMXD1/LCDD3
J4
MEMXD2/LCDD4
F4
MEMXD3/LCDD5
A4
MEMXA3/LCDGP0
D9
MEMXA4/LCDGP1
A3
MEMXA5/LCDGP2
C3
MEMXA2/EXTINT4
D4
MEMXA1/LCDD2
3
B2
MEMXA0/LCDD2
2
A5
MEMDQMBLS0/LCDD1
7
MEMXA1
5
D3
C9
MEMXA14_BA1/LCDD8
D6
MEMXA13_BA0/LCDD1
C4
MEMXA12/EXTINT1
4
A2
MEMXA11/LCDGP8
B3
MEMXA10/LCDGP7
C1
MEMXA9/LCDGP6
B1
MEMXA8/LCDGP5
C5
MEMXA7/LCDGP4
D5
MEMXA6/LCDGP3
MEMCS3/EXTINT7
B4
MEMCS2/EXTINT6
A6
MEMCS1/LPCLK
E4
MEMR
D
C6
MEMW
R
E3
C8
MEMXA20_MEMRAS/LCDD1
6
D7
MEMXA19_MEMCAS/LCDD9
MEMCKE/EXTINT1
3
A8
MEMCLK
C7
MEMXA1
6
C2
K5
VDDIO_NFLQSPI
L4
NFLD
7
P5
NFLD
6
R4
NFLD
5
P4
NFLD
4
N4
NFLD
3
M4
NFLD
2
P3
NFLD
1
R3
NFLD
0
N2
NFLREADY1/ MEMXA2
2
M3
NFLW
R
N3
NFLR
D
P1
NFLCLE
P2
NFLALE
R2
NFLCS0
IC302
KEY_COL6
L5
KEY_ROW8
N6
R1
0
KEY_ROW7/IIC2SDA
R9
KEY_ROW6/IIC2SCL
KEY_ROW5
P9
KEY_ROW4
R7
KEY_ROW3
P7
KEY_ROW2
M7
KEY_ROW1
N7
KEY_ROW0
P6
R1
KEY_COL7/SPI2CS
F1SYN
C
A1
1
T1SCL
K
A1
2
SPI2DO
B9
SPI2DI
B1
0
SPI2CK
A9
U1RX
N1
0
U1TX
P1
0
USB2
P
R6
USB2
N
R5
KEY_ROW9
L7
M1
MD
C
K4
MDIO
L1
MIICOL
E1
MIICRS_D
V
J1
MIIREFC
K
N1
MIIRXC
K
K2
MIITXD
0
K1
MIITXD
1
L3
MIITXD
2
H1
MIITXD
3
L2
MIITXE
N
J3
MII_TXER
G1
MIIRXD
0
F1
MIIRXD
1
H2
MIIRXD
2
M2
MIIRXD
3
J2
MIIRXER
K3
MIIRXCRS
J6
VDDIO_RGMI
I
N5
EXTINT0
M5
EXTINT1
L6
EXTINT2
M6
EXTINT3
G1
0
E_VDDQ
D1
0
ETEST
B1
4
TEST
A1
4
MAIN_CLK_OUT
A1
5
XI25M
B1
5
XO25M
G1
1
OSC25M_VDD1
2
C1
1
TC
K
F1
1
TD
I
D1
2
TD
O
E1
2
TMS
A1
TRST
SD_CLK
M1
0
SD_CMD
L9
SD_D
0
M9
D1TX
A1
0
D1RX
B1
1
KEY_COL5
N9
KEY_COL4
R8
KEY_COL3
P8
KEY_COL2
L8
KEY_COL1
N8
KEY_COL0
M8
IC302
B1
3
RF_RADIO_EN/EXTINT9
C1
4
RF_SCLK/SD_D
2
D1
3
RF_SDATA_IN/SD_D
3
E1
3
RF_SDATA_OUT/SD_D
1
B1
2
RF_SEN/SD_WR_PROT
A1
3
RF_SLOT_CTRL/SD_DETEC
T
C1
3
RF_TR_DATA/EXTINT1
0
EXTINT15/SYNCPOR
T
C1
0
VDDIO_RFAPU
D1
1
L106
0
L107
0
L108
0
L109
0
L110
0
R120
NC
To LC
D
Boot stra
p
0:NOR FLASH
Clock out stra
p
1: According to
Boot stra
p
0: CLK_MAIN_CLK
1: IF_CLK_PLL
USB Port for Testmode
UCFG4
UCFG3
UCFG1
UCFG2
V1
V0
V0
V1
State
BBI
C
Ver.
[0:0]
[0:1]
[1:0]
[1:1]
Ver.01
Ver.02
Ver.03
Ver.04
DVF9919
DVF9918
Reserve
Reserve
LOW Speed
Full Speed
3
6
4
2
5
8
7
C
E
B
A
D
F
KX-NT511
MAIN BOAR
D
No.1
KX-NT511PRUW/KX-NT511PRUB
19
1.5.2. Main No. 2
Changed from the Original Service Manual Section 12.2.
(8
)
(9
)
(10)
(7
)
(13)
(14)
(1
1)
(12)
L1
L2
E_RXDV
E_TXD[0]
E_MDI
O
E_TXEN
E_TXD[2]
E_TXD[3]
E_TXD[2]
E_TXD[2]
E_RXCLK
E_TXER
E_CO
L
E_TXER
E_MDCL
K
E_TXCLK
E_RST
E_RXD[1]
E_TXD[0]
E_TXCLK
E_TXD[1]
E_RXD[3]
E_RXCL
K
E_TXEN
E_RXD[3]
E_RXDV
E_RXD[1]
E_TXD[1]
E_RXD[0]
E_TXD[3]
E_RXD[0]
E_RXD[2]
E_RXD[2]
E_CRS
E_MDIO
PC_TXP
PC_TXM
PC_RXP
PC_RXM
WAN_TX
P
WAN_TX
M
WAN_RX
P
WAN_RX
M
WAN_TX
P
WAN_TX
M
WAN_RX
M
PHY_IN
T
PHY_INT
E_RST
WAN_RX
P
E_CO
L
E_CR
S
E_MDCL
K
PC_RXM
PC_RXP
PC_TXP
PC_TXM
3.3V
DGND
L2SW_3.3V
R202 75
R201 75
DGND
R205 49.9
R206 49.9
DGND
DGND
DGND
R207
49.9
C208
0.01u 50
C207
0.01u 50
R208 49.9
DGND
DGND
DGND
R209 49.9
C209
0.01u 50
R210 49.9
R212 49.9
DGND
DGND
C210
0.01u 50
R211 49.9
C227
NC
C228
50
NC
NC
1.8V
C225 0.1u
10
C224 10u
10
C216 0.1u
10
C217 0.1u
10
C219
NC
C220
50
NC
C201
NC
DGND
R203
75
R204
75
C203
1000p
16
DGND
C204
1000p
16
DGND
C205
1000p
16
DGND
C206
1000p
16
DGND
D201
NC
D202
NC
D203
NC
D204
NC
D205
NC
D206
NC
D207
NC
D208
NC
E_RXD[2]
001:5C
E_TXCLK
001:5
B
E_TXER
001:5C
R218 100
E_RXD[1]
001:5C
100
4
5
E_MDI
O
001:5
B
E_TXEN
001:5C
C212
330p
E_RXD[0]
001:5C
R217 4.7k
R213 11.8k
L203
C211
NC
E_CO
L
001:5
B
E_RXDV
001:5
B
R215 100
R232 10k
E_TXD[0]
001:5
B
L205
R231 10k
E_RXCLK
001:5
B
RA201
1
8
E_CRS
001:5C
R230 10k
E_TXD[3]
001:5
B
C214
0.01u
R219 10k
E_TXD[2]
001:5
B
2
7
E_RST
001:5C
E_MDCLK
001:5
B
L204
E_RXD[3]
001:5C
C213
22u
E_TXD[1]
001:5
B
3
6
25MOUT 001:4C
DGND
C215
22u
C221
50
NC
C218 0.1u
10
R216
4.7k
L2SW_1.8V
1.8V
L2SW_1.8V
C222 10u
10
DGND
C223 0.1u
10
C226 0.1u
10
L2SW_3.3V
DGND DGND
C248 0.1u
10
C235
22u
6.3
L210
1
2 3
4
DGND
3.3V
C247 3300p
DGND
C251 0.1u
10
R236
47k
1
C245
0.01u
16
C229 0.01u 16
R235
12k
C246 0.1u
10
DGND
C238
NC
R239
0
F1
32V 3A
D209
C242 0.1u
10
R234
100k
C237
22u
6.3
D210
DG
4
AGND
R237
15k
1
C240 0.1
u
10
L211 10u
LCD_5V
DGND
DGND
3.3V
C230 22u 10
DGND
DGND
DG2 DG
3
DG
1
C252 0.1u
10
C250 0.1u
10
C244 0.1u
10
DGND
IC202
2
NI
V
8
S
S
3
W
S
4
1
D
N
G
5
B
F
7
N
E
1
T
O
OB
6
P
M
O
C
9
2
D
N
G
C236
10u
10
C239
0.01u 16
DGND
C231 NC
C254 0.1u
10
R233 NC
5V
DC+
DC-
R240
0
AVCC3.3V
R238 0
DGND
PHY_IN
T
001:4C
DCI
N
L202
L201
IC201
13
NC
14
X1
15
X2
16
SMTXEN
3
17
SMTXD33/EN_REFCLKO_
3
18
SMTXD32
19
SMTXD31
20
SMTXD30
21
GND1
22
VDDIO1
23
SMTXC3/REFCLKI_
3
24
SMTXER3/MII_LINK_3
25
SMRXDV
3
26
SMRXD33/ REFCLKO_
3
27
SMRXD3
2
28
SMRXD3
1
29
SMRXD3
0
30
SMRXC3
31
GND2
32
VDDC
33
SCOL
3
34
SCRS
3
35
*INTRN
36
SCL_MDC
37
SDA_MDIO
38
SPIQ
39
*SPISN
40
VDDIO2
41
GND
42
VDDCO
43
P1LED1
44
P1LED0
45
P2LED1
46
P2LED0
47
*RSTN
48
FXSD1
1
RXM1
2
RXP1
3
TXM1
4
TXP1
5
VDDA_3.
3
6
ISET
7
VDDA_1.
8
8
RXM2
9
RXP2
10
AGND
11
TXM
2
12
TXP2
DCP
DCM
Po
E
C202
1000p
2000
AGND
AGND
C272 0.1u
10
C271 0.1u
10
C270 0.1u
10
C269 0.1u
10
AVCC3.3V
C267 0.1u
10
C266 0.1u
10
C268 0.1u
10
C265 0.1u
10
DGND
3.3V
C273 0.1u
10
PoE3
DGND
C243
22u
16
C241
10u
16
C249 0.1u 16
C253
0.1u
16
R243 10k
R242 10k
R242 10k
R220 270
R214
270
D211
5.62
R241 270
R244 4.7k
C256
0.047u
C255
0.047u
LF206
NC
2
3
1
4
L207
NC
2
3
1
4
PC
1
PC
2
PC
3
PC
4
PC
5
TX1
P
TX1
M
RX1P
RX1M
PC
R
PoE1
L208
NC
2
3
1
4
LAN1
LAN2
L209
NC
2
3
1
4
LAN3
LAN4
PoE2
LAN5
TX2
P
TX2
M
RX2P
RX2M
R221 100
R222 100
R223 100
T1
1
8
6
2
3
16
7
15
14
11
10
9
4
5
12
13
T2
1
8
6
2
3
16
7
14
11
9
15
4
10
13
12
5
3
6
4
2
5
8
7
C
E
B
A
D
F
KX-NT511
MAIN BOAR
D
No.2
20
KX-NT511PRUW/KX-NT511PRUB
1.5.3. Main No. 3
Changed from the Original Service Manual Section 12.3.
(1)
DGND
R32
5
2.2k
L309
DGND
AGND
R310
0
PWR_RS
T
AGND
R31
5
33
0
C328
100p 50
R32
6
2.2k
R32
4
33
0
VDD1.8V
AGND
C391
150p 50
AGND
AGND
C392
150p 50
C386
0.1u
10
R321 3.3k
AGND
C385
10u
6.3
AGND
AGND
C330 0.1u 10
C37
0
NC
D309
C324 1u
10
C364 NC
D310
C302 1u
10
L310
C301 0.1u
10
C36
5
0.1u
10
L311
C305 0.22u
10
AGND
VDD1.2V
R32
3
220
C323 0.22u
10
R322
220
R303
10k
AGND
C344
0.1u
10
AGND
DGND
AGND
C338 0.1u
10
AGND
C339 0.1u
AGND
C340 0.1u
C363
NC
C341 0.1u
C36
6
0.1u 10
C342 0.1u
C362
NC
C343 0.1u
R320 3.3k
DGND
AGND
C308
0.22u
C331 22u
6.3
AGND
C309
0.22u 10
C334 0.1u
AGND
DGND
AGND
C303
22u 6.3
C335 0.1u
AGND
C312
22u 6.3
C336 0.1u
AGND
MICP
C332 0.1u
AGND
MICM
C333 0.1u
MICBIAS
R301
10
C337 22u
6.3
AGND
C345
0.1u 10
VDD1.8V
AGND
AGND
AVCC3.3V
AVCC3.3V
AGND
VDD3.3V
CL301
R32
7 0
R328
0
C329 10u 6.3
AGND
AGND
MICBIAS
AGND
MICBIAS
C346 NC
C36
7
1000p
C36
8
1000
p
50
C35
9
NC
C36
0
NC
AGND
D305
NC
C353
1000p 50
AGND
DGND
AGND
C378
NC
AGND
C374
NC
50
R313 220
C37
6
4.7u 10
L305
DGND
C352
0.1u
10
DGND
R312
3.3k
C37
5
4.7u 10
R311 3.3k
DGND
C351 0.1u
10
DGND
C35
6
NC
SPP
R31
6
2.2k
R317
2.2k
C377
NC
C348
NC
C379 NC
R314
220
DGND
L306
D306
NC
C381 100p
50
C382 100p
50
C383 100p
50
C384 100p
50
5V
VDD3.3V
C354 1000p 50
VDD3.3V
C347
150p 50
DGND
C371
330p
50
DGND
C361
330
p
L301
22u
C37
2
330p
50
L302
22u
C35
7
330p 50
C355 10u 10
C35
8
330p 50
L307
6.8u
D301 NC
D302 NC
D303
DGND
D304
C369 10u 10
D307
VDD3.3V
D308
3.3V
L308
R305
4.7k
DGND
HS_MICP
C326
0.1u
DGND
C373
NC
50
C327
0.01u
HS_SP
P
VDD3.3V
AGND
DGND
HS_SPM
C387
NC
VDD3.3V
CL-MIC
P
HS_MICM
C388
NC
DGND
CL-MIC
M
SPM
C389
NC
AGND
CL_VDD1.2V
DGND
C390
NC
AGND
CL_VDD1.8V
DGND
MICBIAS
AGND
CL-SPM
AGND
DGND
AGND
CL-HS_MICP
C310 0.1u
C380 NC
CL-HS_MICM
C322 0.1u
CL-SPP
CL-HS_SPP
C311 0.1u
C321 0.1u
VDD1.2V
CL-HS_SPM
VDD1.2V
IC301
1
VSS
2
VD
D
3
CD
4
OUT
C307
1u
10
C306 0.1u
10
AGND
DGND
C313 0.1u
C314 0.1u
L303
NC
L304
NC
LCD_BL
IC302
DCIN2
J1
4
DCIN0
J1
5
LEDSINK2
P1
1
LEDSINK1_PWM
1
N1
1
PWM0
R1
1
VCCA
D1
4
VCC_AN
A
L13
VDD_ANA1
L11
VCC33_DCDC
N1
3
VDD18_DCDC
R1
4
SINK_DCDC
R1
2
DCIN3
H1
3
VCC5V_DCDC
N1
2
DCDC_VR
P
R1
3
DCDC_VSEN
S
P1
3
COIL_DCDC
P1
2
XI13M
G1
5
XO13M
F1
5
BCLK
H1
5
VSS2
K1
4
VSS1
K1
3
GNDA
J1
3
DCINS
M1
1
GND1
6
G5
GND1
7
J1
1
GND1
8
J1
0
GND1
9
H5
PLL3_DVD
D
E9
PLL3_AVSS
F8
PLL3_AVD
D
E8
PLL1_DVD
D
C1
2
PLL1_AVSS
F1
0
PLL1_AVD
D
E1
0
GND6
G8
GND7
G6
GND8
F6
GND9
H7
GND1
0
H6
GND1
1
G9
GND1
2
F9
GND1
3
H9
GND1
4
G7
GND1
5
F7
P1
5
VCC5V_DCLS1
N1
5
VCC5V_DCLS2
M1
5
SINK_DCLS1
L15
SINK_DCLS2
N1
4
VCC33SW_DCL
S
P1
4
VDDSW_DCL
S
R1
5
VDD18_DCL
S
K1
5
PAOUT
P
M1
4
PAOUT
N
F1
4
DIFFIN0P
E1
4
DIFFIN0N
C1
5
MICPWR
0
G1
4
SINGIN1
H1
4
SINGIN0
E1
5
DIFFIN1P
D1
5
DIFFIN1N
F1
2
AMPOUT
0
G1
2
AMPOUT
1
H1
2
AMPOUT
2
J1
2
AMPOUT
3
F1
3
VCC_AMP_OU
T
G1
3
GND_AMP_OU
T
M1
2
FORCEMUTE
L12
RSTN
M1
3
TEST_AN
A
K1
2
VREF
E1
1
VDD0
G4
VDD1
K9
VDD2
K7
VDD3
K8
VDD4
E6
VDD5
K6
VDD6
J5
VDD7
J9
VDDIO0
E7
VDDIO1
F5
VDDIO2
L10
VDDIOC
H1
1
VDDIO_APU
GND1
J7
GND2
J8
GND3
H8
GND4
K1
0
GND5
H1
0
GND2
0
K1
1
GND2
1
E5
VSS3
L14
3
6
4
2
5
8
7
C
E
B
A
D
F
KX-NT511
MAIN BOAR
D
No.3
Click on the first or last page to see other KX-NT511PRUW / KX-NT511PRUB (serv.man2) service manuals if exist.