ASRock Industrial 4X4-7735U/D5 Settings Manual

4X4-7735U/D5
4X4-7535U/D5
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Licensing LLC in the United States and other
countries.

Revision History

Date Description
February 6, 2023 First Release
1 : M.2 Key-M Socket (M2M_1)
PIN Signal Name PIN Signal Name
1 GND 2 +3.3V
3 GND 4 +3.3V
5 PERn3 6 USB_D+
7 PERp3 8 USB_D-
9 GND 10 LED
11 PETn3 12 +3.3V
13 PETp3 14 +3.3V
15 GND 16 +3.3V
17 PERn2 18 +3.3V
19 PERp2 20 NA
21 GND 22 NA
23 PETn2 24 NA
25 PETp2 26 NA
27 GND 28 NA
29 PERn1 30 NA
31 PERp1 32 NA
33 GND 34 NA
35 PETn1 36 NA
37 PETp1 38 DEVSLP
39 GND 40 SMB_CLK
41 PERn0 42 SMB_DATA
43 PERp0 44 NA
45 GND 46 NA
47 PETn0 48 NA
49 PETP0 50 PERST#
51 GND 52 CLKREQ#
53 PEFCLKn 54 WAKE#
55 PEFCLKp 56 NA
57 GND 58 NA
67 NA 68 NA
69 PEDET 70 +3.3V
71 GND 72 +3.3V
73 GND 74 +3.3V
75 GND
* Pin6 and Pin8 are defined as USB2.0 signal to support Key-M to
Key-B extension card.
2 : M.2 Key-E Socket (M2E_1)
PIN Signal Name PIN Signal Name
1 GND 2 +3.3V
3 USB_D+ 4 +3.3V
5 USB_D- 6 NA
7 GND 8 NA
9 NA 10 NA
11 NA 12 NA
13 NA 14 NA
15 NA 16 NA
17 NA 18 GND
19 NA 20 NA
21 NA 22 NA
23 NA
33 GND 32 NA
35 PETp 34 NA
37 PETn 36 NA
39 GND 38 NA
41 PERp 40 NA
43 PERn 42 NA
45 GND 44 NA
47 PEFCLKp 46 NA
49 PEFCLKn 48 NA
51 GND 50 SUSCLK
53 CLKREQ# 52 PERST0#
55 WAKE# 54 W_DISABLE1#
57 GND 56 W_DISABLE2#
59 NA 58 SMB_DATA
61 NA 60 SMB_CLK
63 GND 62 NA
65 NA 64 NA
67 NA 66 NA
69 GND 68 NA
71 NA 70 NA
73 NA 72 +3.3V
75 GND 74 +3.3V
3 : USB2.0 Connector (USB2H_2_3)
NC
DUMMY

Jumpers and Headers Setting Guide

Top:
4 : COM Port Header (RS232/422/485)
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
* This motherboard supports RS232/422/485 on COM1 port. Please
refer to below table for the pin definition. In addition, COM1 port
(RS232/422/485) can be adjusted in BIOS setup utility > Advanced
Screen > Super IO Configuration. You may refer to our user manual for
details.

COM1 Port Pin Definition

PIN
1 DCD, Data Carrier Detect
2 RXD, Receive Data
3 TXD, Transmit Data
4 DTR, Data Terminal Ready
5
6 DSR, Data Set Ready
7 RTS, Request To Send
8 CTS, Clear To Send
9
5 : Audio Jack (AUDIO1)
6 : USB 4.0 Type-C Port (TC_U4_1)
7 : USB 3.2 Gen2 Ports (USB3_4_5)
8 : SATA3 Port (SATA3_1)
9 : JP1
JP1_12 : SIO AT Mode
JP1_34 : CMOS Normal
JP1_46 : Clear CMOS
RS232 RS422 RS485
TX- RTX-
TX+ RTX+
RX+ N/A
RX- N/A
GND GND GND
N/A N/A
N/A N/A
N/A N/A
N/A N/A N/A
PIN Signal Name
20 GND
19 GND
18 GND
17 NC
16 +5V
15 +5V
14 +5V
13 +5V
12 +5V
11 NC
10 GND
9 GND
8 GND
7 R_SATA_RXP0
6 R_SATA_RXN0
5 GND
4 GND
3 R_SATA_TXN0
2 R_SATA_TXP0
1 GND
2 1
Bottom:
10 : USB 4.0 Type-C Port (TC_U4_2)
11 : System Panel Header (PANEL1)
1
HDLED+
PLED+
HDLED- PLED-
PWRBTN#
GND
RESET# GND
DUMMY
12 : DC-In Jack (DC_IN1)
13 : USB 2.0 Ports (USB2_6_7)
14 : Top : DisplayPort (DP2)
Bottom : HDMI Port (HDMI1)
15 : RJ-45 LAN Port (LAN2)
16 :RJ-45 LAN Port (LAN1)
Back Side :
17 : Power Button (PWR_BTN1)
18 : Fan Connector (FAN1)
+5V
+12V
GND
1
FAN_SPEED
FAN_SPEED_CONTROL
19 : Battery Connector (BAT1)
20 : ESPI Connector (ESPI1)
1
PIN Signal Name
1 GND
2 ESPI_CLK
3 GND
4 ESPI_CS1#
5 ESPI_RESET#
6 GND
7 +3V
8 GND
9 SMB_CLK_MAIN_3V
10 SMB_DATA_MAIN_3V
11 ESPI_DAT0
12 ESPI_DAT1
13 ESPI_DAT2
14 ESPI_DAT3
15 GND
16 +3VSB
17 GPIO_TEST#
18 GND
19 ESPI_ALERT#
20 GND