Octava HD41-ARC User manual

1
Installation Guide
Model: HD41-ARC

2
Contents
Application Diagram........................................................3
Description......................................................................3
Features..........................................................................4
Installation.......................................................................4
Remote Control Guide....................................................6
RS232 Control Commands.............................................7
USB Service Port.............................................................9
Smart ScanTM....................................................................9
Customization................................................................10
1 RU Rackmount............................................................11
Disabling / Enabling IR Remote Control Receiver..........11
Warranty.........................................................................12
Disclaimers.....................................................................12
Specifications.................................................................13

3
Application Diagram
Description:
The Octava 4x1 HDMI switch +ARC is a complete HD video and audio
switch solution designed to work with HDTV's with ARC(audio return
channel) and your existing audio receiver system with Optical Audio
Inputs.
The Octava 4x1 HDMI switch +ARC includes: 4 HDMI inputs, 4 Optical
Audio inputs, 1 Optical Audio output, 1 HDMI output with ARC support.
The Optical Audio Output can operate in 3 modes thus allow users
total flexibility :
1) convert HDMI Input source to Optical Audio Format
2) convert HDMI ARC from HDTV to Optical Audio Format
3) Switch directly from 4 Optical inputs to the Optical Output
When used in the Optical switching mode, the Optical source can be
independent from HDMI source selection. For example, you may view
a video on the HDTV while listening to a different audio source via
Optical Input.

4
Features:
Switch 4 HDMI sources to 1 output
3D support , 1080P
4 Optical Audio Inputs
1 Optical Audio Output
Optical audio mode 1: convert HDMI audio to optical output
Optical audio mode 2: convert HDMI ARC from HDTV to Optical
Audio Format
Optical audio mode 3: Switch directly from the 4 Optical inputs to
the Optical Output
Independent Optical source selection
1 RU mountable
Supports high resolution video 480p, 720i/p, 1080i/p
Remote Control (IR) included. Discrete Code allows direct
channel control.
External IR Jack for extension
Installation:
1)Connect the Monitor to the HDMI OUT
2)Connect the HDMI sources to the HDMI INPUTS
3)Turn On your HDTV and at least 1 HD source
4)Connect the DC power adapter.

5
Infrared Detector
Examples
HDMI Out = Input 1
Digital Audio Output = HDMI Input 1
HDMI Out = Input 1
Digital Audio Output = From ARC of HDTV
HDMI Out = Input 1
Digital Audio Output = Optical In1
HDMI Out = Input 2
Digital Audio Output = Optical In3
LED Indicators
Manual Select
Back View
HDMI Select
Change HDMI input
Port
Toslink Audio Select
Change Digital Audio
Output Source
Front View
Infrared
Jack
DC Power
Input
HDMI Output
(To TV)
HDMI
Sources
Optical Audio
Output
RS232
USB/RS232
Select
Optical Audio
Sources
USB

6
Remote Control Guide:
Function
1-4 Switch HDMI input 1-4
+/- Switch HDMI input to next input
HDMI-Optical Audio output will be converted
from the HDMI Input selected.
LED will
indicate H
OPT- Optical Audio is switched from Optical
Input selected.
Pressing OPT will automatically synchronize the
Optical Input Port to the HDMI port # selected.
For example: If HDMI = input 2. Press OPT will
automatically switch Optical Audio Output to
input #2
ARC- Optical Audio will play audio from HDTV
ARC Port
Note: to use ARC feature. You many need to
enable CEC control on your equipment.
LED will
indicate A
Press to directly switch optical input.
1-4 Switch Optical input 1-4
+/- Switch Optical input to next input
Hint:Press OPT to synchronize the Optical Input
Port to the HDMI port # selected.
Turns ON/OFF the LED light.
Turns ON/OFF the HD41-ARC

7
RS232 Control Commands:
The Octava HD41-ARC can be easily integrated with 3rd Party control
systems via RS232 control. The following shows the control protocol:
Set the switch to RS-232 side as shown.
RS-232 protocol
Baud Rate
9600
Data Bits
8
Parity Check
none
Stop Bits
1
Flow control
none
Basic controls
Note: The commands are in HEX. No spaces between HEX codes.
“0x” denotes HEX and not part of command
HEX CODE
Port Status
0x02 0x30 0x31 0x03
Turn ON LED
0x02 0x30 0x33 0x03
Turn OFF LED
0x02 0x30 0x34 0x03
Turn ON Power
0x02 0x30 0x35 0x03
Turn OFF Power
0x02 0x30 0x36 0x03
Turn ON Smart Scan
0x02 0x30 0x37 0x03
Turn OFF Smart Scan
0x02 0x30 0x38 0x03
For Example:
Turn OFF LED Send: 02 30 34 03 ( in hex, no space)
8

8
Video Switching Commands
Note: The commands are in HEX. No spaces between HEX codes.
“0x” denotes HEX and not part of command
Output A Switching Commands
HEX CODE
Select OUT A to Input port 1
0x02 0x32 0x31 0x03
Select OUT A to Input port 2
0x02 0x32 0x32 0x03
Select OUT A to Input port 3
0x02 0x32 0x33 0x03
Select OUT A to Input port 4
0x02 0x32 0x34 0x03
Audio Switching Commands
Note: The commands are in HEX. No spaces between HEX codes.
“0x” denotes HEX and not part of command
Output A Switching Commands
HEX CODE
HDMI Audio Input Digital Audio Out
0x02 0x39 0x35 0x03
HDTV ARC port Digital Audio Out
0x02 0x39 0x36 0x03
Optical In 1 Digital Audio Out
0x02 0x39 0x31 0x03
Optical In 2 Digital Audio Out
0x02 0x39 0x32 0x03
Optical In 3 Digital Audio Out
0x02 0x39 0x33 0x03
Optical In 4 Digital Audio Out
0x02 0x39 0x34 0x03

9
USB Service Port:
The USB port is for service and updates if needed. Contact us if you
need service.
Set the switch to USB/Program side as
shown.
Smart ScanTM:
Smart ScanTM will automatically switch to the HDMI input source
when the input source is turned on and detected. If no HDMI sources
are detected, then the switch will go into standby mode. The Scan is
ON as default.
Turning Scan OFF:
In the event that you wish to Turn OFF the Smart Scan
feature please follow these steps:
To Disable Scan
1
Connect Power to the
switch
2
Press and hold down the HDMI
select AND Toslink Audio Select
Button for 5 seconds until LED
display shows 0
3
Done. Scan is now
turned off
Turning Scan ON:
You can turn the Smart Scan feature back on by simply
recycling the power to the switch. This will enable the
Smart Scan feature.
8

10
Customization: The HD41-ARC MCU Program enables you to
customize the behavior of HD41-ARC for your needs.
HD41-ARC MCU Program is free and can be downloaded from:
http://www.octavainc.com/support%20and%20updates.html
Requires : Windows XP, 7