Jorjin J-Reality Kit User manual

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J-Reality Kit
Quick Guide
Document Revision 0.3
2018/01/16

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The Kit-1 for Developer
- SD820 SOM Module
- Carrier Board
- 18650 Battery

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The Kit-2 for Developer
It can be used for camera developing
- SD820 SOM Module
- Carrier Board
- 18650 Battery
- Signal Cable x 2
- Power Cable x 1
- Sensing Board
- Camera Modules x 3: the main camera is IMX378

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The Accessory
List
1. USB QC3.0 Adapter
2. Type C Cable
Connector 1: USB Type-C Male
Connector 2: USB 2.0 Type A Male
3. Micro USB OTG Adapter
4. Mouse
Connector 1: Micro USB B 5Pin Male
Connector 2: USB 2.0 A Female
5. Micro HDMI to HDMI cable
6. Monitor

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Carrier Board- Top
①Power Key
⑨Audio Earphone Jack
②Brightness Up Key
⑩Fan Connector
③Brightness Down Key
⑪ Micro HDMI
④USB Type C
⑫ Volume Down Key
⑤VBAT+/- Connector Pin
⑬ Volume Up Key
⑥Micro USB OTG
⑭ GPS Antenna Connector
⑦2nd Battery Pack Connector
⑮ RGB LED
⑧Main Battery Pack Connector
⑯ SD820 Module

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Carrier Board- Bottom
①QFIL Download Switch
②UART Debug Port
③VPH_PWR to sensor board
④System Data Cable 2 to Sensor Board
⑤System Data Cable 1 to Sensor Board
⑥WLAN Module/QC6174

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The Connection of PCBA -1

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The Connection of PCBA -2

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The Connection of PCBA -2
To Connect and disconnect the battery from top side of connecter

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The Connection of PCBA -3
The connection of Signal Cable1 and Signal Cable2 are
Fixed. Please follow the picture below to assembly
and do not change.
(1) The label side (show Cable1 and Cable 2) are
connected to sensing board
(2) The place of Cable 1 and 2 cannot beexchanged

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The Connection of PCBA -4

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1. Power on
(1) Connect the battery on the 5 pin connector
(2) Press the power key for 3 seconds.
(3) The LED indicator will light green after 20 seconds.

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(4) If there is no green light after 20 seconds. It may be
caused by the low capacity battery. Please measure the
capacity by multi-meter or try to charge the battery.

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2. Power off
(1) Press the power key for 3 seconds.
(2) The system will automatically shut down
We don’t recommend to disconnect the battery
directly because it will increase the risk to damage the
connector.

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3. Charger
(1) Prepare the QC 3.0 adapter and Type C cable.
(2) Make sure the battery is connected to carrier board.
(3) Plug in Type C cable to Type C connector.
Warning: Can’t plug the charger without battery
- Make sure the power adapter has the logo of
Qualcomm quick charge 3.0:
- Type C Cable
Connector 1: USB Type-C Male
Connector 2: USB 2.0 Type A Male

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4. HDMI Connection
(1) Prepare a Micro HDMI to HDMI cable
- Connector 1: Micro HDMI
- Connector 2: HDMI
(2) Use the cable to connect the Micro HDMI
receptacle connector on carrier board & monitor

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(3) If turning on the system successfully, you can see
the boot up image as below.

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(4) Finally the system will enter Android screen.