Table of Contents
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(page C4) BT_WLAN_CLK
(page C3,P1,P3,P6)
RTCCLK
(page C3)
BTRESn
Bluetooth
BTRESn
BT_WLAN_CLK
RTCCLK
WLAN_CLKREQ
NC
SP1306
N2010
AC17
ACCESS GPIO_22
ACC_SPI_DO
AD11
ACC_SPI_CLK
ACCESS GPIO_23
CAROLINA_POP
1211-0997_2
2
R1536
PCMCLK
100Kohms
PCMSYN
<NM>
PCM_DLD_TO_CAROLINA
PCM_ULD_FROM_CAROLINA
N2010
SP1304
CAROLINA_BOTTOM_BLUETOOTH
WLAN_CONFIRMn
BLUETOOTH_PCM_I2S(ACCESS)
D23
WLAN_BT_STATE
PCMCLK/I2SCLK
D22
PCMSYN/I2SWS
NC
D19
PCMDLD/I2SDLD
NC
C22
PCMULD/I2SULD
NC
VDDE18
CAROLINA_POP
1211-0997_2
2
VDIG
VDDE18
VBT27
MP 29
ST1301
ST1302
ST1303
C1304
C1300
C1305
C1301
C1306
C1302
10pF
100nF
10pF
100nF
10pF
100nF
VBAT
VDIG
VBT27
VDDE18
VBAT
VDIG
VBT27
VDDE18
MEASUREMENT POINTS
N1300
BLUETOOTH-FM_IO
BT_SYSCON
K7
J4
BT_RESETN
BT_REG_CTRL
NC
F6
BT_REF_CLK_IN
K9
BT_LP_CLK
SP1303 SP1305
E7
J7
BT_CLKREQ_IN1
BT_CLKREQ_OUT1
NC
F9
J8
BT_AGPS_CLK_EN_1
BT_CLKREQ_IN2
BT_CLKREQ_OUT2
N2010
L
9
E
8
BT_SPI_INT
D3
BT_WAKEUP
HOST_WAKEUP/SPI_INT
ACCESS GPIO_30
UART_&_SPI-INTERFACE
AD17
ACCESS GPIO_21
ACC_SPI_DI
H
9
G
7
BT_UART_RXD/SPI_DI
BT_UART_TXD/SPI_DO
K
6
6 J
BT_SPI_CSn
AB17
BT_UART_CTS/SPI_CLK
BT_UART_RTS/SPI_CSn
ACCESS GPIO_19
PCM_INTERFACE
CAROLINA_POP
1211-0997_2
2
M4
BT_PCM_CLK
R1537
N4
BT_PCM_SYNC
100Kohms
<NM>
K5
BT_PCM_A
M5
BT_PCM_B
GPIO
G9
K3
WLAN_BT_PRIORITY
BT_GPIO_0
BT_GPIO_11
L3
BT_GPIO_8
M3
BT_GPIO_9
K4
BT_GPIO_10
J3
BT_GPIO_16
CONFIG-PINS
L7
BT_CONFIG_1
M7
BT_CONFIG_2
N6
BT_CONFIG_3
TESTPINS
NC
G6
BT_AF_PRG
H2
BT_TEST1
G2
BT_TEST2
RF
W1300
BALUN
K1
BT_RFP
J1
A1
B1
BT_RFN
Bal -
Bal +
A2
B2
GND
SE
DO-NOT-USE
M8
BT_RSRV_D
NC
BAL-2593D5U
BT_RSRV_RF
M2
NC
1223-3040_2 2
B2
BT_RSRV_CL
NC
C1
BT_RSRV_DSM
NC
C2
BT_RSRV_N
NC
C3
BT_RSRV_CL
NC
STLC2594
1222-5304
1
VDDE18
N1300
BLUETOOTH-FM_POWER
ST1304
BTPOWER&GND
N7
BT_HVD
L2
BT_HVA1
D3
E6
BT_HVA2
BT_VDD_CLD
E1
BT_HVA2
E2
D1
BT_HVA2
BT_VSS_ANA
C1303
E4
D2
BT_HVA2
BT_VSS_ANA
100nF
M6
E3
<NM>
BT_VIO_A
BT_VSS_ANA
J9
F1
BT_VIO_B
BT_VSS_ANA
N3
F2
BT_VIO_C
BT_VSS_ANA
N5
F3
BT_VIO_D
BT_VSS_ANA
G8
F4
BT_VIO_E
BT_VSS_ANA
G3
BT_VSS_ANA
G4
BT_VSS_ANA
H3
BT_VSS_ANA
BT_VSS_ANA
H4
G1
BT_VSS_ANA
H6
BT_VSS_DIG
H7
BT_VSS_DIG
H8
BT_VSS_DIG
K8
BT_VSS_DIG
L8
BT_VSS_DIG
H1
BT_VSS_RF
J2
BT_VSS_RF
K2
BT_VSS_RF
L1
BT_VSS_RF
STLC2594
1222-5304
1
Peripheral BT / WLAN
WLAN
BT_WLAN_CLK
RTCCLK
R1506
51Kohms
C1504
R1505
C1505
10pF
100Kohms
10pF
N1500
88W8682_CSP_RF_IF
ANALOG
P6
J10
WLAN_TX
XPWDET2
TX2_OUT
C1503
L1500
A6
XTAL_I_XO
1nF
3.3nH
A7
C10
WLAN_RX_P
XTAL_O
RX2_IN_P
NC
R1502
6.04Kohms
P
9
E
1
0
WLAN_RX_N
REXT
RX2_IN_N
L1501
1%
DIG_IF
ST1521
3.3nH
1
2
A3
P5
SLEEP_CLK/CLK_OUT
PA_PE_G
M4
ANT_SEL_P
NC
M5
ANT_SEL_N
P4
TR_P
M3
TR_N
K5
TR3_N
BT_AGPS_CLK_EN_1
(page C3,C4,P6)
88W8682_CSP
R1507
R1508
R1509
1210-7465
1
100Kohms
100Kohms
100Kohms
<NM>
SP1507
N2010
AD15
ACCESS GPIO_18
CAROLINA_POP
1211-0997_2
2
ACC_SPI_DI
WLAN_BT_PRIORITY
BT_ANT
WLAN_CONFIRMn
ACC_SPI_DO
ACC_SPI_CLK
WLAN_BT_STATE
WLAN_CLKREQ
WLAN PMU
VBAT
L2310
N2300
BLM18PG121SN1
MARVELL_88PW886_2
1000-0118
16
SVIN
MP 20
20
PVIN
6
PVIN
C2375
C2370
C2371
C2372
C2373
C2378
10pF
10pF
10pF
4.7uF
4.7uF
100nF
<NM>
<NM>
<NM>
10
SLEEPn
11
PDn
MP 19
13
SDI
N2010
AA3
WLAN_PDn
APPLICATION GPIO_25
R2313
CAROLINA_POP
1211-0997_2
2
470Kohms
8
GND
88PW886
1203-2790
VDIG
R1515
3.3Kohms
N1510
EPCOS_FEM_R041B
RF_IF
R1532 0ohms
6
17
PD
ANT
R1534
0ohms
11
WLAN_TX
<NM>
7
WLAN_RXb
L1502
C1502 10pF
2.7nH
8
2
WLAN_Rxa
BT_ANT
<NM>
CONT_IF
C1501
R1514 68ohms
1pF
9
VREF_PA
<NM>
R1529 0ohms
1
2
3
VC1
MP 30
ST1520
R1512 1Kohms
4
<NM>
VC2
R1511 1Kohms
5
VC3
R1531
PWR
0ohms
1
GND_1
10
GND_2
R1510
12
100Kohms
GND_3
C1506
C1507
C1508
C1509
10pF
10pF
10pF
10pF
13
GND_4
14
GND_5
WLAN_VO33
15
GND_6
18
GND_7
1
6
1
9
VCC_PA
GND_8
R041B
1200-6173
1
C1529
C1510
10pF
4.7uF
<NM>
BT_ANT
ACC_SPI_DI
WLAN_VO18
N1500
R1517
88W8682_CSP_HOST_IF
100Kohms <NM>
PWDWN_CTRL
R1526 0ohms
WLAN_PDn
A4
RESETn_PDn
CSP_HOST_IF
ACC_SPI_DO
1
2
F
2
D
2
1
2
ACC_SPI_DI
SPI_SDI/CMD
SPI_SDO/DAT1
ST1518
ST1519
ACC_SPI_CLK
1
2
F1
B1
WLAN_SPI_INT
SPI/SD_CLK
SPI_SINTn/DAT2
ST1517
WLAN_SPI_CSn
D1
B2
SPI_SCSn/DAT0
SD_DAT_3
NC
BT_COEX
WLAN_BT_PRIORITY
R1518
2.7Kohms
A5
B5
WLAN_CONFIRMn
BT_PRIORITY
WL_ACTIVEn
WLAN_BT_STATE
R1519
2.7Kohms
B4
BT_STATE
E8
BT_FREQ
GPIO
WLAN_CLKREQ
F4
H2
GPIO0
GPIO4
NC
H1
A2
GPIO1
GPIO5
SP1503
F3
B3
GPIO2
GPIO6
NC
R1522
100Kohms
D3
GPIO3
NC
R1521
100Kohms
EEPROM_CTRL
M2
P2
SRWB
SDA
NC
NC
WLAN_SCLK
P3
K2
SCLK
ECSn
NC
JTAG
H6
H5
TRSTn
TDO
NC
NC
M1
TCK
NC
K1
TDI
NC
F5
TMS1
NC
D4
TMS2
G8
SCAN_EN
NC
88W8682_CSP
1210-7465
1
WLAN_LDO18A
WLAN_LDO30
C1513
C1514
C1515
C1516
C1517
C1518
C1519
C1520
C1521
C1522
1uF
100nF
1nF
10pF
10pF
100nF
1nF
10pF
1nF
10pF
WLAN_VO33
ST2302
1
2
C2374
L2311
10uF
4.7uH
3
SW3
7
VO3
4
PGND
SW1
2
NC
5
VO1
WLAN_VO18
1
PGND
L2313
2.2uH
ST2303
19
1
2
Made for
SW2
15
FB2
C2376
Peripheral
18
PGND
10uF
WLAN_LDO18A
MP 18
BT / WLAN
14
VO2
ST2304
9
1
2
VL2X
Document Nr
12
WLAN_LDO30
VL2Y
NC
MP 22
ST2305
1
2
17
1227-5945
VL3
C2377
C2379
2
4.7uF
4.7uF
SEMC Troubleshooting Manual
Aino - U10
WLAN / BT
MP 48
MP 47
ANTENNA
X1500
R1535
0ohms
C
C_TERM
A_TERM
A
X1501
1
Z
1
Z
2
R1530
GND
GND
X1502
C1511
C1512
1
0ohms
1.2pF
1.2pF
<NM>
<NM>
MS-156C
<NM>
1221-6477
1200-2144
1
Z1501
<NM>
SAW
1
4
IN
OUT
2
GND
3
5
SAFEA2G44AA0F00R14
1201-0320
No WiFi
Mount = Z1501, R1529, R1530
No Mount = C1502, R1532
N2010
D9
ACCESS GPIO_29
R1527
CAROLINA_POP
100Kohms
1211-0997_2
2
N1500
C1527
C1528
88W8682_CSP_PWR_SUPPLY
1uF
100nF
K3
N10
VDD12
VSS_RF1
WLAN_VO18
B9
A10
VDD18A_RF1
VSS_RF2
L9
J8
VDD18A_RF2
VSS_RF3
K7
C8
VDD18A_1
VSS_RF4
P7
M7
VDD18A_2
VSS_1
E6
H7
VDD18A_3
VSS_2
D5
E7
VDD18A_4
VSS_3
A8
C7
VDD18A_RF3
VSS_4
K4
C6
VDD18_LDO
VSS_5
K6
H4
VDD30
VSS_BB1
A1
H3
VIO_X1
VSS_BB2
P1
VIO_X2
M6
RES/NC
NC
C1523
C1524
C1525
C1526
88W8682_CSP
100nF
1uF
100nF
100nF
1210-7465
1
Revision
Page P5
4
1235-5821 rev. 1
49
(57)
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Table of Contents
Troubleshooting
