Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
20 mil
19/7/12 Change R343 to +V3P3A_EC
Flash ROM (SPI)
Matrix Keyboard Connector
System TEMP detect
(DPTF used)
PH/PD
For Typec-C PD I2C
For Type-C 2 PD I2C
19/11/26 Change R103 to En Mirror
FOR Battery / Charger / Debug
PECI / ME Lock
EC SMB/I2C Ports Table
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
CM SMBL PM
SMB
Charger/Battery/Debug
GPIO
I2C
Type-C PD1 / PD2
GPIO
N/A
PWM
FAN CTL / KB BL
SMB
ESPI_IO_0_EC10
ESPI_IO_1_EC10
ESPI_IO_2_EC10
ESPI_IO_3_EC10
ESPI_CLK_EC10
ESPI_RESET_N_EC10
ESPI_CS_N_EC10
FAN_CTL1 19
BAT_I_EC22
PSYS_EC22
IADP22
BAT_V22
BATT_TEMP22
BAT_IN#_Charger22
SENBAT_V22
USB_PWRPD119,21,27
MUTE_AMP# 16
PWR_KEEP 22
+V5P0A_ON 24
+V5S_ON 25
+1V8A_ON 23
AC_IN 22
WRST#_SENSORHUB_G 20
+V3P3A_ON 23,25
PWRON_EC# 13
PLTRST# 9,11,12,15,26
PROCHOT 10
EC_WAKE# 7
I2C_USBPD_SCL17
I2C_USBPD_SDA17
USBPD_INT#_EC17
+5V_AUD_EN16
ACPRESENT_EC10
PCH_EC_SLP_S0_EC10,17,18
PECI 10
ME_LOCK 9,10
+V3P3S_ON 15,25
SLP_S3#_EC19
BAT_LED_25% 19
BAT_LED_50% 19
BAT_LED_75% 19
THERMTRIP# 10
KB_5V_EN 19
LCD_BL_LED_25% 14
LCD_BL_LED_50% 14
LCD_BL_LED_75% 14
LCD_BL_LED_100% 14
LID#_1 20
LID#_2 11,19,20
+V3P3A_PWRGD24
SUN_VOL_LED_50%14
SUN_VOL_LED_25%14
SUN_VOL_LED_75%14
SUN_VOL_LED_100%14
LAN_DISABLE_N_EC26
PM_RSMRST# 10
CARD_DETECT_EC6
PCH_EC_SLPSUS_L 8
USBPD2_INT#_EC 18
SYS_RESET_N_R 10
BTL_BEEP 16
BAT_LED_BUTTON#19
WIFI_DISABLE_N 10
5V_ADP_IN 17
EC_PWRON# 10
BAT_SMBCLK 13,22
BAT_SMBDAT 13,22
BAT_LED_100% 19
FAN_Speed 19
ITEHUB_INT#_EC20
ITEHUB_EC_INT1 20
ITEHUB_EC_INT2 20
CHG_LED 13,14
FULL_LED 13,14
PWR_LED_B 13,14
PWR_LED_R 14
+VSYS_CM_EN_EC 6
USB_PWRPD119,21,27
PHY_SML_DAT1 10
PHY_SML_CLK1 10
DREU1_FG/SDA 18
DREU1_OS/SCL 18
EC_+V1P0_HDMI_EN 15
PNL1_VDDEN_R 11
PNL1_VDDEN 7,11
TYPEC_VBUS_EN 17
TYPEC2_VBUS_EN 18
+V3P3A_EC
+V3P3A_EC
+V3P3A_EC
+V1P8A
+V3P3A
+V3P3A_EC
+V3P3A_EC
+V1P8A
+V3P3A_EC
+V3P3A_EC
+V3P3A_EC
+V3P3A_EC +V3P3A_EC +V3P3A_EC
+V3P3A_EC
EC_+VCC
EC_+VCC
+V3P3A_EC
Title
Size Document Number Rev
Date: Sheet
of
EC (IT5571E)/KBC/SPI ROM
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
C
21 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet of
EC (IT5571E)/KBC/SPI ROM
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
C
21 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet of
EC (IT5571E)/KBC/SPI ROM
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
C
21 27Friday, August 14, 2020
ECR23 @0-20
12
R352 100K-1-20
12
R101 10K-1-20
12
R102 @10K-1-20
1 2
TP244
ECR68 220K-1-20
1 2
R1709 @0-20
1 2
R103 10K-1-20
1 2
TP245
R1390
0-20
12
C1648
10P-50-02N-J
C666 1U-6.3-04R-K
C1639
.1U-10-02R-K
ECR20 10K-20
R514 0-20
D29
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
ECR21 10K-20
R357
4.7K-1-20
12
KBMX
SPI FLASH
LPC/eSPI
SM BUS_2
PS/2
PWM
WAKE UP
A/D
CLOCK
IT5571
LQFP
SPI ENABLE
D/A
PWM
CIR_RX0
SM BUS_1
SM BUS_4C
SM BUS_4D
SM BUS_0
SM BUS_5
SM BUS_3
KBMX
KBMX
U47 IT5571E-128/CX
WRST#
14
ESCK/LPCCLK/GPM4
13
EIO0/LAD0/GPM0
10
EIO1/LAD1/GPM1
9
EIO2/LAD2/GPM2
8
EIO3/LAD3/GPM3
7
ECS#/LFRAME#/GPM5
6
LPCPD#/GPE6
17
ALERT#/SERIRQ/GPM6
5
PLTRST#/ECSMI#/GPD4
15
ECSCI#/GPD3
23
GA20/GPB5
126
KBRST#/GPB6
4
VSTBY_FSPI
106
FSCK
105
VSS
104
FSCE#
101
SSCE0#/GPG2
100
KSI0/STB#
58
KSI1/AFD#
59
KSI2/INIT#
60
KSI3/SLIN#
61
KSI4
62
KSI5
63
KSI6
64
KSI7
65
KSO0/PD0
36
KSO1/PD1
37
KSO2/PD2
38
KSO3/PD3
39
KSO4/PD4
40
KSO5/PD5
41
KSO6/PD6
42
KSO7/PD7
43
KSO8/ACK#
44
KSO9/BUSY
45
KSO10/PE
46
KSO11/ERR#
51
KSO12/SLCT
52
KSO13
53
KSO14
54
KSO15
55
VCC
11
VSTBY
26
VSTBY
50
VSTBY
92
VSTBY
114
VSTBY(PLL)
127
VSTBY
121
GPH7
3
AVCC
74
SMCLK0/GPB3
110
SMCLK1/GPC1
115
SMDAT0/GPB4
111
SMDAT1/GPC2
116
PS2CLK0/CEC/TMB0/GPF0
85
PS2DAT0/TMB1/GPF1
86
PS2CLK1/DTR0#/GPF2
87
GPC4
120
GPC6
124
ERST#/LPCRST#/GPD2
22
RTS1#/GPE5
35
SSCE1#/GPG0
125
RI1#/GPD0
18
RI2#/GPD1
21
RING#/PWRFAIL#/CK32KOUT/LPCRST#/GPB7
112
TXD/SOUT0/GPB1
109
RXD/SIN0/GPB0
108
CTX0/TMA0/GPB2
123
PS2DAT1/RTS0#/GPF3
88
PS2CLK2/GPF4
89
PS2DAT2/GPF5
90
PECI/SMCLK2/GPF6
117
SMDAT2/PECIRQT#/GPF7
118
TACH0A/GPD6
47
TACH1A/TMA1/GPD7
48
PWM0/GPA0
24
PWM1/GPA1
25
PWM2/GPA2
28
PWM3/GPA3
29
SMCLK5/PWM4/GPA4
30
SMDAT5/PWM5/GPA5
31
PWM7/RIG1#/GPA7
34
ADC0/GPI0
66
ADC1/GPI1
67
ADC2/GPI2
68
ADC3/GPI3
69
ADC4/GPI4
70
ADC5/DCD1#/GPI5
71
ADC6/DSR1#/GPI6
72
ADC7/CTS1#/GPI7
73
VSS
1
VCORE
12
VSS
27
VSS
49
DTR1#/SBUSY/GPG1/ID7
122
CRX0/GPC0
113
AVSS
75
GPJ7
2
GPJ6
128
DAC3/TACH1B/GPJ3
79
DAC2/TACH0B/GPJ2
78
TACH2B/GPJ1
77
TACH2A/GPJ0
76
EGCS#/GPE2
83
EGCLK/GPE3
84
EGAD/GPE1
82
GINT/CTS0#/GPD5
33
SMDAT4/L80LLAT/GPE7
20
SMCLK4/L80HLAT/BAO/GPE0
19
ID5/GPH5
98
ID6/GPH6
99
ID3/GPH3
96
ID4/GPH4
97
CRX1/SIN1/SMCLK3/GPH1/ID1
94
CTX1/SOUT1/GPH2/SMDAT3/ID2
95
CLKRUN#/ID0/GPH0
93
VSS
91
DAC5/RIG0#/GPJ5
81
DAC4/DCD0#/GPJ4
80
PWUREQ#/BBO/SMCLK2ALT/GPC7
16
DSR0#/GPG6
119
PWRSW/GPE4
107
KSO16/SMOSI/GPC3
56
FMOSI
102
FMISO
103
KSO17/SMISO/GPC5
57
PWM6/SSCK/GPA6
32
C1643 .1U-10-02R-K
TP248
R975 0-20
1 2
ECR18 2.2K-1-20
TP233
C660
4.7U-6.3-04R
ECQ1
FET-2N7002DW
S2
1
G2
2
S1
4
G1
5
D2
6
D1
3
ECR67 10K-1-20
12
ECR58 10K-20
1 2
TP249
L23
0-04
D30
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
TR2
NTC-10K-1-04
R1411 43-1-20
1 2
D26
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
TP232
ECR19 2.2K-1-20
ESD48 AZ5B75-01B.R7G
1 2
C874
4.7U-6.3-04R
TR1
NTC-10K-1-04
U46
MX25L8006EM1I-12G
CS#
1
SO
2
WP#
3
GND
4
SI
5
SCK
6
HOLD#
7
VCC
8
D25
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
R1667 0-20
1 2
ECR59
0-20
1 2
D28
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
C1642 .1U-10-02R-K
R1391
0-20
12
ESD38 AZ5B75-01B.R7G
1 2
ECR56 @0-20
1 2
C1644 .1U-10-02R-K
R1392
0-04
C229 @.1U-10-02R-K
R318 0-20
TP252
R358 220K-1-20
1 2
ECR57 @0-20
1 2
D27
ESD-AZ1045-04F
Line-1
1
Line-2
2
GND
3
Line-3
4
Line-4
5
NC
6
NC
7
GND
8
NC
9
NC
10
R1595 10K-20
R1405 0-20
1 2
TP253
R367
4.7K-1-20
12
C1646 .1U-10-02R-K
R323 BD-FCM1005KF-301T03-HF
EC1 10P-50-02N-J
TP246
R1397 220K-1-20
1 2
ECR60 750K-1-20
12
TP247
C1641
.1U-10-02R-K
R342
@0-04
R314 0-20
R343
0-04
R366 10K-1-20
TP238
C1645 1U-6.3-04R-K
TP242
R1680 100K-20
TP230
D159
SCH-SD103AWS
P N
CN9
CON-FFC-F1030WR-S-24PNLNT1T00L
con_ffc-24r10_f1030wr-s_hr
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
ECR61
750K-1-20
1 2
R320 0-20
TP239
TP234
R967 10K-1-20
TP243
C1758 .1U-10-02R-K
21
ECR64 @0-20
1 2
ECR66 10K-1-20
1 2
C1638
.1U-10-02R-K
C1647
.1U-10-02R-K
ESD37 AZ5B75-01B.R7G
1 2
TP231
TP235
TP236
R1732 10K-20
ECD1
SCH-BAT54C-PAN
3
2
1
R340
@0-04
TP251
R356 10K-1-20
R974 0-20
1 2
R976 @0-20
1 2
R1389
0-20
12
ECR65 @0-20
1 2
TP241
TP237
C246 100P-50-04N-J
12
TP250
C1640
.1U-10-02R-K
TP240
R105
10K-1-20
1 2
EC_VSTBY_PLL
EC_AVCC
EC_AVCC_GND
LRST1#
LRST1#
FLFRAME#
EC_SPI_SI
EC_SPI_CS#
EC_SPCI_CLK_EC
EC_SPI_SO
EC_VSTBY_FSPI
EC_SPI_CS#_SP
EC_SPI_SI_SP
EC_SPI_CLK
EC_SPI_SO_SP
EC_SPCI_CLK_EC
EC_SPI_SO
EC_SPI_SI
EC_SPI_CS#
EC_SPI_CS#_SP
EC_SPI_SO_SP
EC_SPI_WP#
EC_SPI_SI_SP
EC_SPI_CLK
EC_SPI_HOLD#
EC_AVSS
EC_VCORE
KSO10
KSO11
KSO12
KSO13
KSO14
KSO15
KSI0
KSI1
KSI2
KSI3
KSI4
KSI5
KSI6
KSI7
KSO0
KSO1
KSO2
KSO3
KSO4
KSO5
KSO6
KSO7
KSO8
KSO9
KSI6
KSI1
KSI5
KSI4
KSI3
KSI2
KSI0
KSI7
KSO4
KSO5
KSO6
KSO7
KSO8
KSO9
KSO10
KSO11
KSO12
KSO13
KSO14
KSO15
KSO0
KSO1
KSO2
KSO3
FAN_CTL1
THERMAL_SYS
THERMAL_PWR
THERMAL_SYS THERMAL_PWR
BAT_V_R
BAT_I_EC
PWR_KEEP
BAT_SMBDAT
BAT_SMBCLK
PWR_KEEP
AC_IN
AC_IN
EC_PWRON#
PLTRST#_EC
PWRON_EC#
EC_GPG6
PECI_EC
EC_GPB0
THERMTRIP#_EC
+V3P3A_PWRGD
BAT_LED_BUTTON#
GPE1
CARD_DETECT_EC
I2C_USBPD_SCL
I2C_USBPD_SDA
USBPD_INT#_EC
USBPD2_INT#_EC
GPA7
GPE0
EC_PWRON#
BAT_SMBCLK
BAT_SMBDAT
ESPI_RESET_N_EC
BAT_IN#_Charger
KSI7
KSI6
KSI5
KSI4
KSI3
KSI2
KSI1
KSI0
KSO11
KSO10
KSO9
KSO8
KSO7
KSO6
KSO5
KSO4
KSO15
KSO14
KSO13
KSO12
KSO3
KSO2
KSO1
KSO0
USB_PWRPD1_Out
USB_PWRPD1_BU
PHY_SML_CLK1_EC
PHY_SML_DAT1_EC
GPC0
PHY_SML_CLK1_EC
PHY_SML_DAT1_EC
PHY_SML_CLK1_EC
PHY_SML_DAT1_EC
EC_PWRON#
PECI
GPE1
PCH_EC_SLPSUS_L