
Carrobot C2-Lite User Manual

Table of Contents
Introduction 01
Disclaimer 02
Carrobot components 03
Installation 04
Power supply instructions 05
Button descriptions 06
Screen cast instructions 07
Troubleshooting 26
Carrobot C2-Lite specs 29

Carrobot C2-Lite is your personal driving assistant which can project your
phone's screen on an HUD. It works both with Android phones and iPhones.
It is designed to keep you safe and make your journey more efficient and
enjoyable.
01
Product introduction

Looking away from the road can be dangerous. Watching HUD screens may
increase your risk of distraction and accident. Vision Tech America, Inc. is not
responsible for any damage, injury, or death due to the use of this product.
Users assume all liability for all consequences, financial and otherwise while
using this product.
02
Disclaimer

03
OBD-II Connector
Cable Clamp OTG Cable
Carrobot
Standard components: Carrobot, Carrobot power cord
Hexagon Spanner
Carrobot components
Cigarette Lighter Adapter

04
Install Carrobot on base.
Adhere Carrobot base to
dashboard and adjust angle with
hexagon spanner on Carrobot Saucer.
Connect Carrobot with Carrobot OBD-II
connector/Cigarette lighter adapter.
Open reective screen and
adjust to appropriate angle.
Installation
1.
3.
2. 4.
Carrobot Saucer

When Carrobot is connected with Carrobot OBD-II connector/Cigarette lighter adapter,
it will charge whenever you turn it on.
We recommend that you charge your Carrobot with the provided Carrobot OBD-II
connector/Cigarette lighter adapter. While connected to your car with the Carrobot
OBD-II connector/Cigarette lighter adapter, the unit can be turned on or o
automatically when you operate your vehicle.
Note: Typically, OBD-II connector is installed in Area A or B, Cigarette lighter in Area C or D.
05
Power supply instructions

06
There are three buttons on Carrobot. You can switch between Android screen cast or
iPhone screen cast very easily with a short press on the “Mode switch button”.
Mode switch button
Volume up button
Volume down button
Button descriptions

Android
You can choose either wired or wireless connections to mirror your phone screen to the
HUD. Please verify that the HUD is in the correct state to pair with the device before
connecting.
Wired connection method
07
Screen cast instructions

Switch Carrobot to Android screen cast mode.
08
1.
Note: The interface is inactive when mobile phone is disconnected.

Connect OTG Cable to the HUD.
09
2.
OTG Cable

10
Use the charger cable to connect both OTG cable and the phone.
3.
Charger Cable
OTG Cable

Open the phone settings and turn on the USB tethering mode (which is generally
located in the system settings - Tethering&portable hotspot).
11
4.

12
Please choose “allow the use of this computer debugging” in the pop-up window,
then click OK and wait until the Carrobot connects, you can cast phone screen now.
5.
Note:All sounds will play from phone.

Wireless connection method
Switch Carrobot to Android screen cast mode.
13
1.
Note: The interface is inactive when mobile phone is disconnected.

Please choose “Multi-cast” in your phone setting screen.
14
2.
Note: It will display in dierent names for dierent brand phone, such as “Cast”, “Multi-cast”.

Connect your phone with “C2-Lite-xxxxxx” device, when the Carrobot receives the
signal, you can then begin the screen cast.
15
3.
Note: If the projection image is vertical screen display screen, please try to cross screen phone rotation
state and check the settings if needed.

iPhone
You can choose either wired or wireless connections to mirror your phone screen to the
HUD. Please verify that the HUD is in the correct state to pair with the device before
connecting.
Wired connection method
16

Switch Carrobot to iOS screen cast mode.
17
1.
Note: The interface is inactive when mobile phone is disconnected.

Connect OTG Cable to the HUD.
18
2.
OTG Cable

Use the Charger Cable to connect both OTG Cable and the phone.
19
3.
Charger Cable
OTG Cable

Choose “Trust” in the pop-up window.
20
4.

Choose the system settings, then turn on your phone’s hotspot, wait for the top tip
“personal hot spots: 1 connection”.
21
5.

Turn on “AirPlay mirroring”, select the “C2-Lite-xxxxxx” device. Once the Carrobot
receives the signal, you can then begin the screen cast.
22
6.
Note:
If the projection image is vertical screen display screen, please try to cross screen phone rotation state
and check the settings if needed.

23
Wireless connection method
Switch Carrobot to iOS screen cast mode.
1.
Note: The interface is inactive when mobile phone is disconnected.

24
Turn on “Wi-Fi”,connect your phone with “C2-Lite-xxxxxx” device.
2.

25
Turn on “AirPlay mirroring”, select the “C2-Lite-xxxxxx” device. Once the Carrobot
receives the signal, you can then begin the screen cast.
Note:
If the projection image is vertical screen display screen, please try to cross screen phone rotation state
and check the settings if needed.
3.

26
A:
Q:
Can I insert a SIM card into Carrobot Lite for Internet?
No, you can’t.
Q:
A:
What is the dierence between Carrobot Lite and Carrobot Pro?
Carrobot Lite must be operated with the Phone APP on
your mobile device while Carrobot Pro can operate as a
standalone device.
Troubleshooting

27
Q:
A:
Will GPS navigation be interrupted when the phone is ringing?
Yes, it will, as the GPS navigation application is
installed on the phone.
Q:
A:
Can I cast any phone app to Carrobot?
Yes. (Note: For your safety, restrict screen casting
to GPS navigation app while driving.)

28
Q:
A:
Is that OK if I cast phone screen to Carrobot
with both wired and wireless method?
No, it may cause some unpredictable problems. We
recommend screen casting in 'Wired Mode' for best
results.
Q:
A:
You can use the included cigarette lighter adapter.
What if my car doesn’t support OBD-II connector
to the HUD?

29
Carrobot C2-Lite specs
Model
Accessories
OBD-II connector &
Cigarette lighter adapter
Carrobot C2-Lite
CPU
Single-core ARM-A9
Operating Mode
Pair with Mobile App
Projected Distance
about 8ft.
Virtual image size
18 inches
Display
Automobile standard TFT LCD
Screen Type
Multi-layer nanometer optical coated acrylic
Network
8o2.11 b/g/n,support WIFI connecting and hotspot
sharing
160.08mm
114.30mm
51.58mm
162.00mm
144.24mm
weight: 300g

Vision Tech America, Inc.
For U.S. 888-941-3060
International 714-446-0543
www.visiontechamerica.com