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3
4
A
4:1F
AFERST
4:1E
ATXD
4:1E
ARXD
4:1F
ABITCLK
4:1F
ASPCLK
4:1E
AFECLK
2:4A
COL
2:4A
CRS
2:4B
TX_CLKI
2:4B
TX_EN
B
2:4A
TXD[0-3]
2:4B
RX_ER
2:4B
RX_CLKI
2:4B
RX_DV
+3.3V
2:4B
RXD[0-3]
R335
R303
2:4B
MDIO
2:4B
MDC
2:4B
MGINT
TCK
TRSTN
TMS
TDI
C
TDO
ARM JTAG TP
P11
P12
P13
P14
P15
P16
R11
R12
R13
D
R14
R15
R16
AD24
AE25
AB23
AC23
M11
M12
M13
E
M14
M15
M16
N11
N12
N13
N14
N15
N16
AC4
AC5
AD3
AE2
C24
B25
D23
F
5
+3.3V
IC300
Y23
AFESEL0
Y24
AFESEL1
Y26
DP
L356
15BD471
AA24
AFERST
AA25
RING
AB24
BTXD
AB25
BRXD
L350
15BD471
AC24
ATXD
L351
15BD471
AD26
ARXD
AE26
L348
15BD471
ABITCLK
AC25
BBITCLK
AD25
L349
15BD471
ASPCLK
AC26
R370
NC
(
)
BSPCLK
1
3
AB26
AFECLK
Y25
EXMDMCS
2
AA26
L357
EXTINT
AF5
COL
AD6
CRS
AE6
TX_CLKI
AF6
TX_EN
TXD[0]
AC7
TXD0
TXD[1]
AD7
TXD1
TXD[2]
AE7
TXD2
TXD[3]
AF7
TXD3
AC8
TX_ER
AE8
RX_CLKI
AD8
RX_DV
RXD[0]
AF8
RXD0
RXD[1]
AC9
USBVDDA33_BIAS AF12
RXD1
RXD[2]
AD9
USBVDDA12_SQ AD14
RXD2
RXD[3]
AE9
USBVDDA12PLL AE15
RXD3
AD10
4.7k
RX_ER
4.7k
AF9
USBVSSA33_BIAS AD12
MDIO
AE10
USBVSSA12_SQ AE14
MDC
AF10
USBVSSA12PLL AF15
MGTINT
AF18
LSI_TCK
AD16
LSI_TRSTN
AF17
LSI_TMS
AE17
LSI_TDI
AC16
+3.3V
LSI_SCAN_ENABLE
AC19
LSI_TN
AF19
LSI_CW_TAP
AE18
LSI_PROCMON
AD17
RTCPWRDWN AE5
LSI_TDO
AE19
LSI_IDDT
+1.2V
+3.3V
IC300
F4
Z0.1u
B2
VSS_1
VDD2_1
E23
Z0.1u
VSS_2
VDD2_2
D6
Z0.1u
VSS_3
VDD2_3
D10
Z0.1u
VSS_4
VDD2_4
D14
Z0.1u
VSS_5
VDD2_5
P23
Z0.1u
VSS_6
VDD2_6
K23
Z0.1u
VSS_7
VDD2_7
AA23
Z0.1u
VSS_8
VDD2_8
AB4
Z0.1u
VSS_9
VDD2_9
AC22
Z0.1u
VSS_10
VDD2_10
AC17
Z0.1u
VSS_11
VDD2_11
AC13
Z0.1u
VSS_12
VDD2_12
N4
Z0.1u
VSS_13
VDD2_13
T11
D22
Z0.1u
VSS_14
VDD2_14
T12
U4
Z0.1u
VSS_15
VDD2_15
Z0.1u
T13
AC6
VSS_16
VDD2_16
T14
AD5
VSS_17
VDD2RTC
T15
VSS_18
K4
Z0.1u
T16
VSS_19
VDDIO33_1
D13
Z0.1u
VSS_20
VDDIO33_2
D17
Z0.1u
VSS_21
VDDIO33_3
P4
Z0.1u
VSS_22
VDDIO33_4
U23
Z0.1u
VSS_23
VDDIO33_5
Y4
AC10
Z0.1u
VSS_24
VDDIO33_6
Y1
N23
Z0.1u
VSS_25
VDDIO33_7
L11
AC14
Z0.1u
VSS_26
VDDIO33_8
L12
AF3
VSS_27
VDDIO33OSC
L13
VSS_28
L14
D24
VSS_29
NC1
L15
AE11
VSS_30
NC2
L16
AD23
VSS_31
NC3
VSS_32
VSS_33
23.8MHZ
VSS_34
C26
23.8MHz
VSS_35
DOTCLKIN
R375
D25
VSS_36
DOTCLKOUT
220
VSS_37
VSS_38
AF24
24.576MHz
VSS_39
MDMCLKIN
R374
AE23
VSS_40
MDMCLKOUT
470
VSS_41
24.576MHZ
VSS_42
AF4
32.768KHz
VSS_43
RTCCLKIN
AE4
VSS_44
RTCCLKOUT
VSS_45
32.768KHZ
VSS_46
C25
VSS_47
PLL24VDD
C3
B26
VSS_48
PLL240VSS
K0.22u
VSS_49
AE24
VSS_50
PLL393VDD
AF25
K1
VSS_51
PLL393VSS
K3
K0.22u
VSS_52
AF2
VSS_53
PLL266VDD2
AE3
D4
VSS_54
PLL266VSS2
D5
K0.22u
VSS_55
E4
VSS_56
KX-MB2061CX / KX-MB2062CX SCHEMATIC DIAGRAM (MAIN BOARD No.1) (2/3)
6
CCDSH C6
3:5E
NCCDRS B6
3:5E
0
L361
NCCDCP A5
CCDCLK A6
L363
AFEVSMP B5
220
3:5D
AFERSMP B4
R386
15BB121
L364
AFEMCLK A4
3:5D
AFEADC0 B1
220
AFEADC1 C2
AFEADC2 D3
3:5E
AFEADC3 C1
33
L365
AFEADC[0]
AFEADC4 D2
33
L366
AFEADC[1]
AFEADC5 D1
33
L367
AFEADC[2]
AFEADC6 E3
33
L368
AFEADC[3]
AFEADC7 E2
220
L369
3:5E
AFESIFCLK F3
220
L370
AFESIFEN G4
3:5D
AFESIFDIN G3
AFESIFDOUT H4
220
L371
3:5D
OEB C5
NCCDON A3
3:4D
LEDONR C4
3:5E
LEDONG B3
3:5E
LEDONB A2
3:5E
+3.3V
+1.2V
+1.2V
USBVBUS AF11
USBID AE12
USBDM AE13
USBDP AF13
R376
USBREXT AC12
F6.98k
R385
USBVDDA33 AF14
1
USBVDDA12 AE16
C308
USBVSSA33 AD13
K0.22u
C310
USBVSSA12 AD15
12MHZ
J22p
USBXIN AC15
C311
R384
USBXOUT AF16
100
J27p
NBATRST AD4
XSYSRST
2F;2:4E;3:2E
C328
C329
C330
C331
C332
C333
C334
C335
C336
C337
C338
+1.2V
C339
+1.2V/BATT
C352
C353
C354
C355
+3.3V
+3.3V/BATT
C357
C358
C359
C360
R388
C361
180k
C362
IC303
+3.3V
C363
1
C364
4
VSS
NC
3
2
VIN
VOUT
C315
D10p
C316
D8p
3
1
J22p
C313
2
C314
J33p
C317
J27p
C318
J12p
+1.2V
1
R380
C304
1
R381
C305
1
R382
C306
305
KX-MB2061CXB/KX-MB2061CX2/KX-MB2062CXB
7
CCDSH
CCDCLK
AFEVSMP
AFEMCLK
AFEADC[0-3]
AFESIFCLK
AFESIFEN
AFESIFDOUT
NCCDON
LEDONR
LEDONG
+3.3V
LEDONB
R339
22k
R336
0
L300
3
2
R337
0
1
4
C322
K1u
2/3
1
-2
7
8
1
CN300
2
3
4
5
6
R387
1M
C321 Z0.1u
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Troubleshooting
