Panasonic KX-NT511PRUW / KX-NT511PRUB Service Manual ▷ View online
21
KX-NT511PRUB/KX-NT511PRUW
Table-4
Note:
Refer to waveform (5) in Waveform (P.44) .
No. 5
SDRAM Error
[Check Points]
Measure the voltage at C113 (Between 3.3V and DGND). Is it 3.3V? ?
Measure the SD_CLK signal at G1 of IC101 or R129. Is it 108MHz?
Measure the SD_CLK signal at G1 of IC101 or R129. Is it 108MHz?
[Related Parts]
IC101,IC102,L101,L104,C107-C109,C113-C117,C136,C137.
RA102-RA109,R124-R130,R162
RA102-RA109,R124-R130,R162
[Related Circuit]
NFLD[0]
NFLD[1]
NFLD[2]
NFLD[3]
NFLD[4]
NFLD[5]
NFLD[6]
NFLD[7]
NFLCS0
NFLALE
NFLCLE
NFLRD
NFLWR
NFLREADY
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[4]
XA[5]
XA[6]
XA[7]
XA[8]
XA[9]
XA[10]
XA[11]
XA[12]
SD_BA[1]
SD_BA[0]
SD_CS
SD_RAS
SD_CAS
SD_WE
DQMBLS[0]
DQMBLS[1]
SD_CLK
XA[4]
XA[5]
XA[6]
XA[7]
XA[8]
XA[9]
XA[10]
XA[11]
XA[12]
SD_CKE
SD_CLK
DQMBLS[1]
DQMBLS[0]
SD_BA[1]
SD_BA[0]
SD_CKE
SD_CKE
XA[0]
XA[1]
XA[2]
XA[3]
SD_CAS
SD_RAS
SD_WE
SD_CS
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]
VDD3.3V
IC101
D9
*DDRRST
C10
DDRCS0
L4
MEMXD2/LCDD4
M1
MEMXD1/LCDD3
B11
DDRCS1
M4
MEMXD0/LCDD2
A14
*DDRWE
L1
MEMXD3/LCDD5
B13
*DDRRAS
M2
MEMXD4/LCDD6
B12
*DDRCAS
K2
MEMXD5/LCDD7
D11
DDRBA0
B14
DDRBA1
K1
MEMXD6/LCDD10
C13
DDRBA2
J2
MEMXD7/LCDD11
B15
DDRA0
H1
MEMXD8/LCDD12
C12
DDRA1
J1
MEMXD9/LCDD13
C14
DDRA2
K3
MEMXD10/LCDD14
B16
DDRA3
K4
MEMXD11/LCDD15
D13
DDRA4
N1
MEMXD12/LCDD18
C15
DDRA5
L2
MEMXD13/LCDD19
B17
DDRA6
L3
MEMXD14/LCDD20
A19
DDRA7
M3
MEMXD15/LCDD21
C16
DDRA8
D14
DDRA9
B18
DDRA10
D15
DDRA11
C17
DDRA12
D16
DDRA13
B19
DDRA14
D10
DDRCKE
A13
DDRCKELP
A17
DDRCLK0
A18
DDRCLK0_N
A15
DDRCLK1
A16
DDRCLK1_N
A7
DDRDQ0
B7
DDRDQ1
B8
DDRDQ2
C8
DDRDQ3
B9
DDRDQ4
A10
DDRDQ5
C9
DDRDQ6
B10
DDRDQ7
D8
DDRDM0
A9
DDRDQS0
A8
DDRDQS0_N
B4
DDRDQ8
D5
DDRDQ9
C5
DDRDQ10
B5
DDRDQ11
DDRDQ12
D6
DDRDQ13
C7
DDRDQ14
D7
DDRDQ15
B6
DDRDM1
A6
DDRDQS1
A5
DDRDQS1_N
E16
DDRPADHI
E14
DDRPADLO
C4
DDR_RTT
A12
DDRODT0
C11
DDRODT1
C18
DDR_REF0
A11
DDR_REF1
A4
DDR_REF2
E7
VDDIO_DDR1
E10
VDDIO_DDR2
F5
VDDIO_DDR3
F6
VDDIO_DDR4
F7
VDDIO_DDR5
F8
VDDIO_DDR6
F9
VDDIO_DDR7
F10
VDDIO_DDR8
G11
VDDIO_DDR9
N8
VDDIO_NFLQSPI
R6
NFLD7/MEMXA21
W6
NFLD6/QCS1
T7
NFLD5/QCS0
T6
NFLD4/QDQ3
V4
NFLD3/QDQ2
V6
NFLD2/QDQ1
U6
NFLD1/QDQ0
W5
NFLD0/QCLK
R5
NFLREADY1/MEMXA22
U5
NFLWR/MEMXA23
T4
NFLRD/MEMXA24
V5
NFLCLE/MEMXA25
U4
NFLALE/MEMXA17
T5
NFLCS0/MEMXA18
H4
MEMCS3/EXTINT7
H3
MEMCS2/EXTINT6
G4
MEMCS1/LPCLK
G3
MEMCS0/LCDD0
E4
MEMRD
J4
MEMWR
E1
MEMXA20_MEMRAS/LCDD16
F2
MEMXA19_MEMCAS/LCDD9
F1
MEMCKE/EXTINT13
G1
MEMCLK
D4
MEMXA16
F4
MEMXA15
D3
MEMXA14_BA1/LCDD8
D1
MEMXA13_BA0/LCDD1
G2
MEMXA12/EXTINT14
F3
MEMXA11/LCDGP8
C2
MEMXA10/LCDGP7
E2
MEMXA9/LCDGP6
E3
MEMXA8/LCDGP5
D2
MEMXA7/LCDGP4
C1
MEMXA6/LCDGP3
C3
MEMXA5/LCDGP2
B2
MEMXA4/LCDGP1
A3
MEMXA3/LCDGP0
A2
MEMXA2/EXTINT4
B3
MEMXA1/LCDD23
B1
MEMXA0/LCDD22
H2
MEMDQMBLS0/LCDD17
J3
MEMDQMBLS1/EXTINT5
IC102
LDQM
15
DQ0
2
*CS
19
*WE
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
A11
35
A12
36
BA0
20
BA1
21
NC
40
CLK
38
CKE
37
UDQM
39
DQ1
4
DQ2
5
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ14
51
DQ15
53
VDD1
1
VDD3
27
VDDQ3
43
VDDQ4
49
VSSQ1
6
VSSQ2
12
DQ13
50
46
VSSQ3
52
VSSQ4
28
VSS1
VDD2
14
VDDQ1
3
VDDQ2
9
41
VSS2
54
VSS3
DGND
C108
C110
DGND
C114
L101
C115
C116
C117
DGND
C111
C109
C107
C112
C113
C119
C121
C120
C118
3.3V
RA103
1
2
3
4
5
6
7
8
RA104
1
2
3
4
5
6
7
8
R124
R125
R130
R126
3 6
RA105
2 7
R1281
RA105
4 5
R127
C136
C137
DGND
PHY_INT002:2D
R139
VDD3.3V
R131
DGND
R162
VDD3.3V
1
8
2
7
3
6
RA102
4
5
1 8
GPIO4
GPIO5
L104
R129
R174
VDD3.3V
R175
2
7
RA106
1
8
3
6
4
5
2
7
RA107
1
8
3
6
4
5
4
5
2
7
RA108
1
8
3
6
4
5
2
7
RA109
1
8
3
6
22
KX-NT511PRUB/KX-NT511PRUW
Table-5
No. 11
L2SW initialization Error
[Check Points]
Measure the voltage at C215 (Between L2SW_3.3V and DGND). Is it 3.3V?
Measure the voltage at C224 (Between L2SW_1.8V and DGND). Is It 1.8V?
Measure the 25MOUT signal at Pin G19 of IC101 or R108. Is it 25MHz?.
Measure the TXCLK signal at Pin 23 of IC201 or R214. Is it 25MHz?
Measure the RXCLK signal at Pin 30 of IC201 or R220. Is it 25MHz?
For details to 9.5.1 PHY Data Error. (P.26)
Measure the voltage at C224 (Between L2SW_1.8V and DGND). Is It 1.8V?
Measure the 25MOUT signal at Pin G19 of IC101 or R108. Is it 25MHz?.
Measure the TXCLK signal at Pin 23 of IC201 or R214. Is it 25MHz?
Measure the RXCLK signal at Pin 30 of IC201 or R220. Is it 25MHz?
For details to 9.5.1 PHY Data Error. (P.26)
[Related Parts]
IC101,IC201,L105,L201,L202,L204,L205.
C214-C218,C273,C222-C226,RA101,RA201,RA202,
R101-R104,R108,R213-R220,R242-R243,R230-R232,R244
C214-C218,C273,C222-C226,RA101,RA201,RA202,
R101-R104,R108,R213-R220,R242-R243,R230-R232,R244
[Related Circuit]
E_TXEN
E_TXD[3]
E_TXD[2]
E_TXER
E_TXD[0]
E_TXCLK
E_TXD[1]
R218
4
5
R217
R213
R215
L105
R103
R104
R101
R102
RA101
R108
25MOUT
R232
L205
R231
RA201
1
8
R230
C214
R219
2
7
L204
3
6
DGND
R216
1.8V
L2SW_1.8V
L2SW_3.3V
3
6
2
7
1
8
RA202
4
5
IC201
13
NC
14
X1
15
X2
16
SMTXEN3
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
SMRXDV3
26
SMRXD33/REFCLKO_3
27
SMRXD32
28
SMRXD31
29
SMRXD30
30
SMRXC3
31
GND2
32
VDDC
33
SCOL3
34
SCRS3
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
TXM2
12
TXP2
R243
R242
R220
R214
R244
3.3V
DGND
L2SW_3.3V
C227
C228
1.8V
C225
C224
C216
C217
C219
C220
C215
C221
C218
L2SW_1.8V
C222
DGND
C223
C226
L202
L201
C273
IC101
E_TXD[0]
E_TXD[2]
E_TXEN
E_TXCLK
E_TXER
E_TXD[1]
E_TXD[3]
E_RXCLK
E_CRS
E_COL
E_MDCLK
PHY_INT
E_RXD[1]
E_RXD[3]
E_RXDV
E_RXD[0]
E_RXD[2]
E_MDIO
E_RST
23
KX-NT511PRUB/KX-NT511PRUW
9.2.
LCD Does Not Operate
Note:
Refer to waveform (6) in Waveform (P.44)
Yes
No
No
Yes
No
Yes
END
Confirm the waveform at Pin 2, 3, 4 and 6 of CN2.
See the communication waveform (4).
See the communication waveform (4).
Measure the voltage at Pin 6 of CN2.
Is it 3.3V?
Is it 3.3V?
Confirm the LCD display.
Is it working?
Is it working?
Related parts: CN2
Or see 9.1. NO OPERATION. (P.16)
Or see 9.1. NO OPERATION. (P.16)
Related parts: CN2, LCD Module
Related parts: RA110
No
Confirm the waveform SCLK at Pin 5 of CN2.
See the communication wavefome(3).
See the communication wavefome(3).
Related parts: L103, RA110
No
Yes
Yes
Measure the voltage between Pin 11 and Pin 14
of CN2.
Is it about 4.5V.
of CN2.
Is it about 4.5V.
Related parts: C130, C131, C132, C133
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
24
KX-NT511PRUB/KX-NT511PRUW
9.3.
Handset Does Not work
9.3.1.
Receive
9.3.2.
Send
Yes
No
Confirm the Handset communication.
Can it hear any sound from handset speaker?
Can it hear any sound from handset speaker?
No
Yes
END
Related parts: Jack of Handset (BRW and YE),
L305, L306
Confirm the Handset communication.
Can it hear any sound from handset speaker?
Can it hear any sound from handset speaker?
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
Related parts:
Handset, Curl cord
No
Confirm the Handset Communication.
Can it hear any sound from handset microphone?
Can it hear any sound from handset microphone?
Yes
Yes
No
END
Related parts: Handset, Curl cord
Related parts: Jack of Handset(BK and RED),
L310, L311, R313, R314, C351,
C352, R311, R312
C352, R311, R312
Confirm the Handset Communication.
Can it hear any sound from handset microphone?
Can it hear any sound from handset microphone?
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
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