VIA Technologies SOM-9X35 User manual

QUICK GUIDE
VIA SOM-9X35 Starter Kit
1.00-13122021

VIA SOM-9X35 Starter Kit Quick Guide
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1. Packing List
Items for STK-SOM935-00A0
• 1 x VIA SOM-9X35 Module
• 1 x VIA VAB-935 Carrier Board
• 1 x LCD Module + Touch screen
• 1 x Wi-Fi Antenna
• 1 x 4-pin FFC Cable
• 1 x AC Adapter
• 1 x Camera Module
• 2 x Speaker
• 1 x Microphone
• 1 x RTC Baery
• 1 x USB to UART Debug Board
• 5 x M3*10 mm Bolts
• 5 x M3*20 mm Bolts
• 2 x M2*4 mm Screws

VIA SOM-9X35 Starter Kit Quick Guide
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2. Starter Kit Assembly
2.1 Installing the VIA SOM-9X35 Module on the
Carrier Board
Step 1
Align the VIA SOM-9X35 module's notch with the notch of the M.2 slot located on the VIA VAB-935 carrier
board's top side and insert the VIA SOM-9X35 module at a 30° angle.
M.2 Slot
Step 2
Once the VIA SOM-9X35 module has been fully inserted, gently push down the module unl its stando holes
align with the carrier board's screw holes and secure the module with the two M2*4 mm screws provided.

VIA SOM-9X35 Starter Kit Quick Guide
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Screws inserted to secure SOM-
9X35 Module on Carrier Board
2.2 Connecng the Wi-Fi Antenna
Insert the Wi-Fi antenna cable's plug connector into the J1 RF micro-miniature coaxial connector located on the
VIA SOM-9X35 module.
J1 RF Micro-
Miniature Coaxial
Connector

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Reminder:
We recommend using a Jig when mang or unmang the plug connector to and from the J1 micro-miniature RF
connector on the VIA SOM-9X35 module. For more details, refer to Appendix A.

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2.3 Connecng the USB to UART Debug Board
Insert one plug connector of the 4-pin FFC cable into the J3 port labeled ‘UART0’ on the VIA SOM-9X35 module,
ensuring that the gold nger of the FFC cable faces down
UART0 Port
Insert the other plug connector of the 4-pin FFC cable into the 4-pin FFC port located on the USB to UART
debug board, ensuring that the gold nger of the FFC cable faces down.

VIA SOM-9X35 Starter Kit Quick Guide
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FFC Port
2.4 Connecng the Speakers
Insert the 1st speaker's plug connector into the 2-pin J22 port labeled ‘SPK_L’ on the carrier board's top side.
Insert the 2nd speaker's plug connector into the 2-pin J23 port labeled ‘SPK_R' on the carrier board's top side.
SPK_L Port
SPK_R Port

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VIA SOM-9X35 Starter Kit Quick Guide
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2.5 Connecng the Microphone
Insert the microphone's plug connector into the 2-pin J20 port labeled ‘MIC0’ on the carrier board's top side.
MIC0 Port

VIA SOM-9X35 Starter Kit Quick Guide
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2.6 Connecng the Camera Module
Insert the camera module's plug connector into the J15 connector labeled ‘CAM1’ on the carrier board's top
side, ensuring that the gold nger of the camera module's plug connector faces down.
CAM1 Connector

VIA SOM-9X35 Starter Kit Quick Guide
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2.7 Connecng the RTC Baery
Insert the RTC baery's plug connector into the 2-pin port labeled ‘BAT1’ located on the carrier board's top
side.
BAT1 Port

VIA SOM-9X35 Starter Kit Quick Guide
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2.8 Secure the VIA SOM-9X35 Carrier Board
Keeping the carrier board's top side facing up, insert the M3*20mm bolts into the 5 mounng holes from
above and insert the M3*10mm bolts into the 5 mounng holes from below.
Mounng Holes
Mounng Holes

VIA SOM-9X35 Starter Kit Quick Guide
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2.9 Connecng the LCD Module and Touch Screen
Panel
Cauon:
To prevent the LCD Touch Panel's metal shell from shorng PCBA pins below, it is highly recommended to apply
insulaon mylar or a piece of paper pasng on the LCD Touch Panel's metal shell before connecng the LCD Touch
Panel's plug connector to the carrier board.
Insert the plug connectors of the LCD module and touch screen panel into the J8 and J9 ports respecvely.
The ports are located on the boom side of the carrier board. While connecng the LCD module to the carrier
board, ensure that its connector cable's gold nger faces up.

VIA SOM-9X35 Starter Kit Quick Guide
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While connecng the touch screen panel to the carrier board, ensure that its connector cable's gold nger
faces inward.

VIA SOM-9X35 Starter Kit Quick Guide
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2.10 Connecng the AC Adapter
Connect the AC adapter to the LCD Touch Panel's DC-in jack located on the panel's side to supply power to the
assembled VIA SOM-9X35 starter kit.

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Appendix A Recommended Mang/
Unmang Jig
A.1 Jig Dimensions
A.2 Mang Method of Plug Connector
Using the jig, align the plug connector with the micro-miniature RF antenna connector. Then push down gently
unl the plug connector is fully connected. The recommended force is 30N (maximum).

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