Gomax CV-505ZA User manual

HDMI 2.0a Audio Extractor &
Embedder
User Manual
rev: 160825
Made in Taiwan
CV-505ZA

Safety and Notice
The CV-505ZA HDMI 2.0a Audio Extractor & Embedder has been tested for conformance to
safety regulations and requirements, and has been certified for international use. However, like all
electronic equipments, CV-505ZA should be used with care. Please read and follow the safety
instructions to protect yourself from possible injury and to minimize the risk of damage to the unit.
●Follow all instructions and warnings marked on this unit.
●Do not attempt to service this unit yourself, except where explained in this manual.
●Provide proper ventilation and air circulation and do not use near water.
●Keep objects that might damage the device and assure that the placement of this unit is on a
stable surface.
●Use only the power adapter and power cords and connection cables designed for this unit.
●Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power to the device
before cleaning.
TABLE OF CONTENTS
INTRODUCTION................................................................................................................1
FEATURES ........................................................................................................................1
PACKAGE CONTENTS......................................................................................................1
SPECIFICATIONS..............................................................................................................2
PANEL DESCRIPTIONS ....................................................................................................3
CONNECTION DIAGRAM..................................................................................................5
WARRANTY.......................................................................................................................6

1
INTRODUCTION
The CV-505ZA HDMI 2.0a Audio Extractor & Embedder offers the highest compatibility to HDMI
2.0a in the market. This unique device supports the separation of high quality stereo analog audio and
digital S/PDIF(Toslink) audio(not including Dolby...) from the incoming HDMI signal without losing any
active audio channels from audio bit-stream and makes HDMI audio more friendly to your audio systems
with only stereo sound support, such as TV and stereo speakers. Besides, CV-505ZA also can embed
external stereo analog audio or digital S/PDIF(Toslink) audio to the outgoing HDMI signal.
CV-505ZA is also designed to co-work with any HDMI matrix in the market to make different audio
capacity HDMI equipped devices can work with multi-channel HDMI embedded audio at the same time!.
FEATURES
HDMI2.0a compliant
Supports 4K2K@60 4:4:4 8bits
Supports HDR*, which is 4K2K@60 4:2:0 10bits**
HDCP 2.2 compliant
Supports CEC bypass
Supports audio extraction via stereo & toslink
Supports audio embedded via stereo & toslink
Supports ARC audio extraction via toslink
HDMI Audio Format: PCM2/5.1/7.1, Dolby 5.1/7.1, DTS 5.1/7.1
Optical Audio Format: PCM2, Dolby 5.1
PACKAGE CONTENTS
●1x CV-505ZA
●1x 5V power adapter
●1x User Manual
* HDR = High Dynamic Range.
** The video bandwidth of 4K2K@60 4:2:0 10bits (HDR) is 384 MHz, and the 4K2K@60 4:4:4
8bits is 594MHz.

2
SPECIFICATIONS
Model Name
CV-505ZA
Technical
Role of usage
HDMII 2.0a Audio Extractor & Embedder
HDMI compliance
HDMI 2.0a
HDCP compliance
Yes
Video bandwidth
Single-link 594MHz [18Gbps]
Video support
HDR 4K2K@60 (4:2:0 10bits) / 4K2K@60 (4:4:4 8bits)
Audio support HDMI Audio Format: PCM2/5.1/7.1, Dolby 5.1/7.1, DTS 5.1/7.1
Optical Audio Format: PCM2, Dolby 5.1
ESD protection Human body model — ±15kV [air-gap discharge] & ±8
kV [contact
discharge]
PCB stack-up
4-layer board [impedance control — differential 100Ω; single 50Ω]
CEC Channel
Bypass
Input
1x HDMI + 1x 3.5mm phone jack + 1x TOSLink
Output
1x HDMI + 1x 3.5mm phone jack + 1x TOSLink
HDMI connector
Type A [19-pin female]
3.5mm connector
Stereo
Optical audio connector
TOSLINK
Mechanical
Housing
Metal enclosure
Dimensions
[L x W x H]
Model
127 x 67 x 27mm [5" x 2.6" x 1"]
Package
198 x 137 x 74mm [7.8" x 5.4" x 2.9"]
Carton
420 x 400 x 300mm [1'4"x 1'3" x 11.8"]
Weight
Model
178g [6.3oz]
Package
463g [16.3oz]
Fixedness
Wall-mounting case with screws
Power supply
5V 2A DC
Power consumption
3 Watts [max]
Operation temperature
0~40°C [32~104°F]
Storage temperature
-20~60°C [-4~140°F]
Relative humidity
20~90% RH [no condensation]

3
PANEL DESCRIPTIONS
Front Panel
1. S/PDIF output (TOSLINK)
2. Stereo output (3.5mm)
3. 4-Pin Dip Switch (Please refer to “Notes”)
4. HDMI output
5. Mini-USB port: for F/W update / +5V power
6. Power LED indicator
Rear Panel
7. +5V power
8. Push button: for factory reset
9. HDMI input
10. 2-Pin Dip Switch (Please refer to “Notes”)
11. Stereo input (3.5mm)
12. S/PDIF input (TOSLINK)

4
*Notes: DIP Switch Position
** ARC audio extraction is always via Toslink output
***Once enable ARC function, the audio extraction will be valid only via stereo(3.5mm).
DIP Switch Position
Description
2-Pin
PIN#1
ON []
Enable Audio Embedder Function
OFF []
Disable Audio Embedder Function
PIN#2
ON []
Audio Embedder’s Connector Selection – from Toslink
OFF []
Audio Embedder’s Connector Selection – from 3.5mm
DIP Switch Position
Description
4-Pin
PIN#1
ON []
Enable Audio Extractor Function (via Toslink & 3.5mm)
OFF []
Disable Audio Extractor Function
PIN#2
ON []
Enable ARC Function
OFF []
Disable ARC Function
PIN#3
ON []
Enable 4K2K60(4:4:4) down-scale to 4K2K60(4:2:0) Function
OFF []
Disable 4K2K60(4:4:4) down-scale to 4K2K60(4:2:0) Function
PIN#4
ON []
Firmware Update Mode
OFF []
Normal Mode

5
CONNECTION DIAGRAM

6
WARRANTY
The SELLER warrants the CV-505ZA HDMI 2.0a Audio Extractor & Embedder to be free
from defects in the material and workmanship for 1 year from the date of purchase from the
SELLER or an authorized dealer. Should this product fail to be in good working order within 1
year warranty period, The SELLER, at its option, repair or replace the unit, provided that the unit
has not been subjected to accident, disaster, abuse or any unauthorized modifications including
static discharge and power surge. This warranty is offered by the SELLER for its BUYER with
direct transaction only. This warranty is void if the warranty seal on the metal housing is broken.
Unit that fails under conditions other than those covered will be repaired at the current price
of parts and labor in effect at the time of repair. Such repairs are warranted for 90 days from the
day of reshipment to the BUYER. If the unit is delivered by mail, customers agree to insure the
unit or assume the risk of loss or damage in transit. Under no circumstances will a unit be
accepted without a return authorization number.
The warranty is in lieu of all other warranties expressed or implied, including without
limitations, any other implied warranty or fitness or merchantability for any particular purpose, all
of which are expressly disclaimed.
Proof of sale may be required in order to claim warranty. Customers outside Taiwan are
responsible for shipping charges to and from the SELLER. Cables are limited to a 30 day
warranty and cable must be free from any markings, scratches, and neatly coiled.
The content of this manual has been carefully checked and is believed to be accurate.
However, The SELLER assumes no responsibility for any inaccuracies that may be contained in
this manual. The SELLER will NOT be liable for direct, indirect, incidental, special, or
consequential damages resulting from any defect or omission in this manual, even if advised of
the possibility of such damages. Also, the technical information contained herein regarding
the CV-505ZA features and specifications is subject to change without further notice.