HELGI HI0378A User manual

HDBitT HDMI over Fiber Optic Extender
User Manual
Important safety notice
Please read below safety instructions carefully before installation and operation:
Please pay attention to all the warnings and hints on this device.
Do not expose this unit to rain, moisture and liquid.
Do not put any stuff into the device.
Do not repair or open this device without professional people’s guidance.
Make sure good ventilation openings to avoid product overheating damage.
Shut off power and make sure environment is safe before installation.
Do not plug-in/out the network cables and IR cables when it is in using to avoid cables
damage.
Use DC5V only. Make sure the specification matched if using 3rd party DC adapters.
1 Introduction
This HDMI over fiber optic incorporates HDBitT transport technology, allowing you to extend
20KM distance between the source device to display end and supporting IR pass back function. It
can be widely applied in video conference, medical system, shopping mall, multimedia
presentation etc filed.
2 Features
1. Single mode fiber optic transmission.
2. No need extra installation driver
3. Transmit 1080p signal up to 20KM
4. Support IR pas back for easy control
5. Avoid the electromagnetic interference in environment for long distance transmission
6. Low signal loss, wide frequency band and strong anti-interference
7. High-end aluminum alloy enclosure design
8. Wall-mountable design for convenient installation

3 PACKAGE CONTENTS
HDMI extender TX*1pcs
HDMI extender RX*1pcs
DC5V2A*2pcs
IR blaster extension cable*1pcs
IR receiver extension cable*1pcs
User’s manual*1pcs
4 INSTALLATION REQUIREMENTS
1. Source device with HDMI output port(computer graphics card, DVD,PS3, HD monitor
equipment etc)
2. Display device with HDMI input port (HDTV, projector)
3. HDMI cable and single mode fiber optic cable
5 Panel description
1. Rear panel of HDMI extender TX
①power input (DC5V)
②HDMI signal input
③IR blaster extension cable port
④fiber optic signal send port

2. Rear panel of HDMI extender RX
①power input (DC5V)
②HDMI signal output
③IR receiver extension cable port
④fiber optic signal receive port
3.Front Panel of TX and RX
①Power status indicator
②Network connection indicator
③Data transmission indicator
④Reset button
6 Connection and operation

7 FAQ
Q: TV display “waiting for connection” on the bottom right corner?
A: Please check if the power supply of TX (sender) and the fiber optic cables are well connected.
Q: TV display “HDBitT Reminder: Please check the TX input signal”?
A:1)please check if there is an HDMI signal input of sender TX.
2) Try to connect the source device directly with display device to see if there is signal output
from source device or change the source device and HDMI cables to retest.
Q: Display not fluent and stable?
1) Click “reset” button on the TX/RX panel or reconnect power.
8 Specification
Item Specification
HDMI signal Full compatible with HDCP
Transportation
protocol
HDbitT
Support resolution 480i@60Hz,480p@60Hz,576i@50Hz,576p@50Hz,720p@50/60Hz,10
80i@50/60Hz,1080p@50/60Hz
DDC signal voltage 5Vp-p(TTL)
TMDS bandwidth 10.2Gpbs
Central wave length 1310nm
Transmission distance 1～20km
Link loss ≤14dB
Output light power ≥-11dBm
Receive sensitivity ≤-32dBm
Return loss 15dB
IR remote control Support 20~60KHz IR remote control
Power supply DC5V/2A * 2pcs
Power consumption TX<4W RX<3.5W
Working temperature 0℃～60℃
Enclosure material Aluminum alloy
Product dimension 138x81.5x24(WxDxH) *2pcs
Weight TX:178g RX:177g
Color Black
Disclaimer
The product name and brand name may be registered trademark of related manufacturers.TM
and ® may be omitted on the user manual. The pictures on the user manual are just for reference,
and there may be some slight difference with the real products.
We reserve the rights to make changes without further notice to a product or system described
herein to improve reliability, function or design.