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FW-7551SE User Manual
SPIROM1: Flash BIOS ROM update connector
It is for updating the SPI Flash soldered on board for service and repair purposes.
Pin
Description
1
SPI_HOLD0_L
3
PMU_AVN_SPI_R_CS0
5
PMU_AVN_SPI_MISO
7
NC
9
GND
MPCIE1: Mini PCIE 52PIN
Pin
Description
1
PMU_WAKE#
3
NC
5
NC
7
MINI_CLKREQ_N1
9
GND
11
MINIPCIE_REFCLKN
13
MINIPCIE_REFCLKP
15
GND
17
NC
19
NC
21
GND
23
MINI_PCIE_RXN0
25
MINI_PCIE_RXP0
27
GND
29
GND
31
MINI_PCIE1_TX_N0C
33
MINI_PCIE1_TX_P0C
35
GND
37
GND
39
P3V3_MINI
41
P3V3_MINI
43
GND
45
NC
47
NC
49
NC
51
NC
JMINI_LED1: Extra MINI_PCIE LED con
Pin
Description
1
MINI_LED_N
Pin
Description
2
NC
4
VCC3P3_SB_SPI
6
NC
8
PMU_AVN_SPI_R_CLK
10
PMU_AVN_SPI_R_MOSI
Pin
Description
2
P3V3_MINI
4
GND
6
P1V5
8
UIM1_PWR
10
UIM1_DAT
12
UIM1_CLK
14
UIM1_RST
16
UIM1_VPP
18
GND
20
RF_KILL_N2_R
22
PLTRST_MINIPCIE_N
24
P3V3_MINI
26
GND
28
P1V5
30
SMB_HOST_3V3_CLK
32
SMB_HOST_3V3_DAT
34
GND
36
USB3_SB_L_DN
38
USB3_SB_L_DP
40
GND
42
LED_WWAN_N
44
LED_WLAN_N
46
NC
48
P1V5
50
GND
52
P3V3_MINI
(Reserve no use)
Pin
Description
2
P3V3_MINI
18
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