PureLink PS-820S User manual

PS-820S
8x2 4K/60 Seamless Presentation Switcher
USER MANUAL
22-10 State Route 208
Fair Lawn, NJ 07410 USA
Tel: [phone]
Fax: [phone]
E-mail: [e-mail]
For order support, please contact your local dealer.
For technical support, please contact us at [e-mail].

PS-820S USER MANUAL
VERSION 1.3
2
TABLE OF CONTENTS
SAFETY PRECAUTIONS................................................................................................................................................ 4
INTRODUCTION .......................................................................................................................................................... 5
Product Description................................................................................................................................................ 5
Package Contents ................................................................................................................................................... 5
SPECIFICATIONS.......................................................................................................................................................... 6
PS-820S Seamless Switcher.................................................................................................................................... 6
PS-TX/RX Extender Kit ............................................................................................................................................ 7
PANEL DESCRIPTION................................................................................................................................................... 9
PS-820S Front Panel ............................................................................................................................................... 9
PS-820S Rear Panel............................................................................................................................................... 10
.................................................................................................................................................................................. 10
PS-TX Front & Rear Panel ..................................................................................................................................... 12
PS-RX Front & Rear Panel..................................................................................................................................... 12
SYSTEM CONNECTION.............................................................................................................................................. 13
System Diagram.................................................................................................................................................... 13
FRONT PANEL CONTROL .......................................................................................................................................... 14
Manual Switching................................................................................................................................................. 14
Automatic Switching ............................................................................................................................................ 14
Sound Volume Control ......................................................................................................................................... 15
IR REMOTE CONTROL ............................................................................................................................................... 16
GUI CONTROL ........................................................................................................................................................... 17
Video Switching.................................................................................................................................................... 18
Resolution Selection............................................................................................................................................. 19
Audio Control ....................................................................................................................................................... 20
Configuration........................................................................................................................................................ 21
POC Setting....................................................................................................................................................... 21

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EDID Management ........................................................................................................................................... 21
Relay Control .................................................................................................................................................... 22
CEC Control........................................................................................................................................................... 23
Tag Setting............................................................................................................................................................ 25
RS-232 Control...................................................................................................................................................... 26
Network Setting.................................................................................................................................................... 28
Password Setting .................................................................................................................................................. 28
OSD CONTROL .......................................................................................................................................................... 29
TROUBLESHOOTING & MAINTENANCE.................................................................................................................... 32
WARRANTY & CUSTOMER SERVICE ......................................................................................................................... 33

PS-820S USER MANUAL
VERSION 1.3
4
SAFETY PRECAUTIONS
To ensure optimal performance, please read all instructions carefully before using the device. Save this
manual for further reference.
•Follow basic safety precautions to reduce the risk of fire, electrical shock and injury to persons.
•Do not dismantle the housing or modify the module. It may result in electrical shock or burn.
•Using supplies or parts not meeting the products’ specifications may cause damage, deterioration or
malfunction.
•To prevent fire or shock hazard, do not expose the unit to rain, moisture or install this product near
water.
•Do not put any heavy items on the extension cable in case of extrusion.
•Do not remove the housing of the device, as opening or removing housing may expose you to dangerous
voltage or other hazards.
•Installation environment should have sufficient ventilation to avoid damage caused by overheating.
•If an object or liquid falls or spills on to the housing, unplug the module immediately.
•Do not twist or pull cables from the unit by force. It can cause malfunction.
•Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power to the device before
cleaning.
•Unplug the power cord when left unused for an extended period of time.
•Information on disposal for scrapped devices: do not burn or mix with general household waste, please
treat them as normal electrical wastes.
FCC Statement
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio communications. It has been tested
and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference in a commercial installation.
Operation of this equipment in a residential area is likely to cause interference, in which case the user at their
own expense will be required to take whatever measures may be necessary to correct the interference.
Any changes or modifications not expressly approved by the manufacture would void the user’s authority to
operate the equipment.

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INTRODUCTION
Product Description
The HDTools™ PS-820S is an 8×2 seamless presentation switcher with 18 Gbps support and true 4K/60 @ 4:4:4
instant switching and individual video scaling for each output buss. The PS-820S features flexible input options
including HDMI, HDBaseT, DisplayPort, and USB-C, as well as balanced audio embedding and audio mixing via
S/PDIF. Together with convenient control options including relay control, the PS-820S provides a feature-rich
solution for conference rooms, home theater, broadcast studios, hotel AV, auditoriums, and staging/rental
environments that require seamless 4K/60 video and audio distribution.
Package Contents
Matrix
Switcher
⚫1 ea. PS-820S-U 8x2 HDMI 2.0 Seamless Matrix Switcher
⚫2 ea. Mounting Ears with 6 Screws
⚫4 ea. Plastic Cushions
⚫1 ea. IR Remote
⚫1 ea. IR Receiver
⚫3 ea. 3-pin Terminal Blocks
⚫7 ea. 5-pin Terminal Blocks
⚫1 ea. Power Adaptor (24V DC 6A)
Extender Kit
⚫1 ea. PS-TX HDBaseT Transmitter
⚫1 ea. PX-RX HDBaseT Receiver
⚫4 ea. Mounting Ears w/ (8) screws
⚫8 ea. Plastic Cushions
⚫1 ea. 3-pin Terminal Block
⚫1 ea. RS232 Cable (3-pin to DB9)
Note: Please contact your distributor immediately if any damage or defect in the components is found.

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SPECIFICATIONS
PS-820S Seamless Switcher
VIDEO
Input Signal
(1) HDBaseT, (4) HDMI, (1) Display Port, (1) VGA, (1) USB-C
Input Connectors
(1) RJ45, (4) Type-A female HDMI, (1) Type-A female DisplayPort,
(1) 15-pin female VGA, (1) Type-C USB 3.0
Supported Input Resolutions
HDBaseT: Up to 4Kx2K@60Hz 4:4:4
HDMI: Up to 4Kx2K@60Hz 4:4:4
DP: Up to 4Kx2K@60Hz 4:4:4
VGA: Up to 1920x1200 (50/60Hz)
USB-C: Up to 4Kx2K@30Hz
Output Signal
(2) HDMI, (1) HDBaseT
Output Connectors
(2) Type-A Female HDMI, (1) RJ45
Supported Output Resolutions
HDMI: Up to 4Kx2K@60Hz 4:4:4
HDBaseT: Up to 4Kx2K@60Hz 4:4:4
HDMI Version
2.0
DP Version
1.2
HDCP Version
2.2
AUDIO
Input Signal
(1) External balanced audio (L+R) for the 1st input port –HDBaseT
(1) External balanced audio (L+R) for the 2nd input port –HDMI
(1) External balanced audio (L+R) for the 3rd input port –HDMI
(1) Stereo auxiliary audio (L+R) for the 6th input port –VGA
(1) Balanced (L+R) MIX audio
Input Connectors
(4) 5-pin terminal blocks (1) 3.5mm jack
Frequency Response
20Hz –20KHz, ±3dB
Max Input Level
2.0Vrms ± 0.5dB. 2V = 16dB headroom above - 10dBV (316mV) nominal consumer
line level signal.
Input Impedance
>10KΩ
Output Signal
(1) Balanced audio (L+R) for 1rst output buss audio de-embedding
(1) SPDIF audio (L+R) for 1rst output buss audio de-embedding
(1) Balanced audio (L+R) for 2nd output buss audio de-embedding
(1) SPDIF audio (L+R) for 2nd output buss audio de-embedding
Output Connectors
(2) 5-pin terminal blocks (2) Toslink connectors
Frequency Response
20Hz –20KHz, ±3dB

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Max Output Level
2.0Vrms ± 0.5dB. 2V = 16dB headroom above -10dBV (316mV) nominal consumer
line level signal
THD+N
< 0.05% (-80dB), 20Hz –20KHz bandwidth, 1KHz sine at 0dBFS level (or max level)
SNR
> 80dB, 20Hz - 20KHz bandwidth
Crosstalk Isolation
> 70dB, 10KHz sine at 0dBFS level (or max level before clipping)
L-R Level Deviation
< 0.3dB, 1KHz sine at 0dBFS level (or max level before clipping)
Frequency Response Deviation
< ± 0.5dB 20Hz - 20KHz
Output Load Capability
1KΩ and higher (Supports 10x paralleled 10KΩ loads)
Stereo Channel Separation
>70dB@1KHz
Noise Level
-80dB
CONTROL
Control Ports
(1) RS232, (2) Relays, (1) IR eye for PS-820S remote, (2) IR In, (1) IR Out, (1) TCP/IP,
(1) Firmware
Connectors
(3) 3-pin terminal blocks, (4) 3.5mm jacks, (1) RJ45, (1) Type-A USB
GENERAL
Operation Temperature
-10℃~ +55℃
Storage Temperature
-25℃~ +70℃
Relative Humility
10%-90%
External Power Supply
Input: AC 100~240V, 50/60Hz; Output: 24V DC 6A
Power Consumption
85W (Max)
Dimension (W*H*D)
436.4mm x 44mm x 356.5mm
Net Weight
2.87KG
PS-TX/RX Extender Kit
TRANSMITTER (TX)
Input Signal
(1) HDMI
Input Connector
(1) Type-A female HDMI
Output Signal
(1) HDBT OUT
Output Connector
(1) RJ45
Control Ports
(1) IR IN, (1) IR OUT, (1) RS232
Control Connectors
(2) 3.5mm jacks, (1) 3-pin terminal block
Supported Resolutions
Up to 4K@60Hz 4:4:4 8bit
RECEIVER (RX)
Input Signal
(1) HDBT IN
Input Connector
(1) RJ45

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Output Signal
(1) HDMI
Output Connector
(1) Type-A female HDMI
Control Ports
(1) IR IN, (1) IR OUT, (1) RS232
Control Connectors
(2) 3.5mm jacks, (1) 3-pin terminal block
Supported Resolutions
Up to 4Kx2K@60Hz 4:4:4 8bit
GENERAL
Transmission Distance
1080P@60Hz ≤ 230 feet (70 meters), 4K@60Hz ≤ 131 feet (40 meters)
HDMI Version
2.0
HDCP Version
2.2
Bandwidth
18 Gbps
Power Consumption
14W (max)
Operation Temperature
-10℃~ +55℃
Storage Temperature
-25℃~ +70℃
Relative Humility
10%-90%
External Power Supply
Input Power: 12V DC 2A or Power over Cable (PoC),
AC Adapter Input Power: 100~240VAC, 50/60Hz
Dimension (W*H*D)
115mm x 16mm x 84mm
Net Weight (g)
150g (ea.)

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PANEL DESCRIPTION
PS-820S Front Panel
①Power LED: The LED illuminates red the device is powered on.
②SOURCE: Total nine buttons with amber backlight.
⚫1-HDBT input selector. Operates as Left navigation when OSD present.
⚫2-HDMI input selector. Operates as Right navigation when OSD present.
⚫3-HDMI input selector. Operates as Up navigation when OSD present.
⚫4-HDMI input selector. Operates as Down navigation when OSD present.
⚫5-HDMI input selector.
⚫6-VGA input selector.
⚫7-DP input selector.
⚫8-USB-C input selector. Operates as Enter when OSD present
⚫Auto switching mode selector. Press this to enter or exit automatic switching mode. Operates as Menu
On/Off when OSD present. Press and hold it at least 2 seconds to enable OSD menu.
③OUTPUTS: Two buttons with amber backlight.
⚫1-HDMI output selector.
⚫2-HDBT output selector.
④VOLUME:
⚫Press the volume knob in toggle fashion to select MIX, HDMI OUT and HDBT OUT audio control, and
the corresponding LED will illuminate blue.
⚫Rotate the knob to increase or decrease the volume of the selected audio.
⚫Press and hold the knob at least three seconds to mute the selected audio. Rotate the knob to unmute.
1
2
3
4

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PS-820S Rear Panel
①INPUT: Eight inputs, with five embedded audio inputs and one IR input.
⚫1-HDBT: RJ45 port to connect the PS-820S TX transmitter to receive video, audio, IR and RS232 control
signal, and one external balanced audio input (5-pin) can be embedded in the HDBT video. The
HDBaseT TX is powered from the PS-820S by 24V PoC.
⚫2-HDMI: Type-A female HDMI port to connect the HDMI source. One external balanced audio input (5-
pin) can be embedded in the HDMI video.
⚫3-HDMI: Type-A female HDMI port to connect the HDMI source. One external balanced audio input (5-
pin) can be embedded in the HDMI video.
⚫4-HDMI: Type-A female HDMI port to connect the HDMI source.
⚫5-HDMI: Type-A female HDMI port to connect the HDMI source.
⚫6-VGA: 15-pin female VGA port to connect the VGA source. One stereo auxiliary audio input (3.5mm
jack) can be embedded in the VGA video.
⚫7-DP: Type-A female DP port to connect the DP source.
⚫8-USB-C: Type-C USB port to connect the device with SlimPort output, e.g. Macbook.
⚫IR IN: 3.5mm jack to connect the IR receiver for IR pass-through.
⚫MIX: 5-pin terminal block to connect the audio source for global audio mixing.
②OUTPUT:
⚫1-HDMI: Type-A female HDMI port to connect the video display.
⚫2-HDMI: Type-A female HDMI port to connect the video display.
⚫2-HDBT: RJ45 port to connect the PS-820S-U TX/RXR receiver to transmit AV signal, IR and RS232
control signal. The HDBT output supports 24V PoC.
Note: The 2-HDMI and 2-HDBT ports output the same signal.
⚫IR IN: 3.5mm jack to connect the IR receiver for IR pass-through.
1
2
3
4
5

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⚫IR OUT: 3.5mm jack to connect the IR emitter for IR pass-through.
③AUDIO OUTPUT:
⚫1: One balanced audio output (5-pin) and one digital SPDIF audio output for 1-HDMI output audio de-
embedding.
⚫2: One balanced audio output (5-pin) and one digital SPDIF audio output for 2-HDBT output audio de-
embedding.
④CONTROL:
⚫RS232: 3-pin terminal block to connect the control device (e.g. PC) to control the switcher by sending
RS232 commands. It also supports RS232 pass-through control.
⚫RELAY 1-2: Two 3-pin terminal blocks to connect the relay devices (e.g. projector screen).
⚫IR EYE: 3.5mm jack to connect IR receiver to control the switcher by the IR remote.
⚫TCP/IP: RJ45 port to connect the control device (e.g. PC) to control the switcher by GUI.
⚫FIRMWARE: Type-A USB port for firmware upgrade.
⑤DC 24V: DC barrel connector for the power adapter connection.

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PS-TX Front & Rear Panel
①MODE SWITCH: Put the Mode switch in the CTRL position for normal operation and to allow RS232 control
pass-through. Put the switch in the UPDATE A position to update the Valens IC program. Finally, put the
switch in the UPDATE B position to update the compression IC program.
②POWER LED: The LED illuminates red when power is applied.
③HDMI IN: Type-A female HDMI port to connect the HDMI source.
④RS232: 3-pin terminal block to connect the RS232 control device (e.g. PC) or a device to be controlled by
RS232 commands.
⑤IR IN: 3.5mm jack to connect the IR receiver for IR pass-through.
⑥IR OUT: 3.5mm jack to connect the IR emitter for IR pass-through.
⑦HDBT OUT: RJ45 port to connect the HDBT IN port of switcher by CATx Ethernet cable.
⑧DC 12V: DC barrel connector for the power adapter connection.
PS-RX Front & Rear Panel
①MODE SWITCH: Put the Mode switch in the CTRL position for normal operation and to allow RS232 control
pass-through. Put the switch in the UPDATE A position to update the Valens IC program. Finally, put the
switch in the UPDATE B position to update the compression IC program.
②POWER LED: The LED illuminates red when power is applied.
③HDMI OUT: Type-A female HDMI port to connect the display device.
④RS232: 3-pin terminal block to connect the RS232 control device (e.g. PC) or a device to be controlled by
RS232 commands.
⑤IR IN: 3.5mm jack to connect the IR receiver for IR pass-through.
⑥IR OUT: 3.5mm jack to connect the IR emitter for IR pass-through.
⑦HDBT IN: RJ45 port to connect the HDBT OUT port of switcher by CATx Ethernet cable.
⑧DC 12V: DC barrel connector for the power adapter connection.
CTRL
UPDATE B UPDATE A
Tx Rx DC 12V
IROUT
IRIN
HDBT OUT
HDMIIN
12345678
CTRL
UPDATE B UPDATE A
DC 12V
Tx Rx
HDMIOUT
HDBT IN
IROUT
IRIN
12345678

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SYSTEM CONNECTION
Before Use:
⚫Make sure all components and accessories are properly installed.
⚫All power switches, plugs, sockets, and power cords should be insulated and safe.
⚫All input/output devices should be connected before powering on the unit.
System Diagram
6. VGA 8. USB-CAUDIO 7. DP DC 24V
OUTPUTS
2. HDBT IR IN1. HDMI
TCP/IP
CONTROL
IR EYE
FIRMWARE
1
L R L R
IR OUT2. HDMI5. HDMI4. HDMI2. HDMI 3. HDMI1. HDBTIR IN
L R L RL R
MIX
L R
INPUTS
2RS232
Tx Rx
RELAY1
NO COM NC
RELAY2
NO COM NC
AUDIO OUT
Blu-Ray DVD
HDMI 2.0 Transmitter
Game Console
PC
MacBooK
Cellphone
RS232
Tx Rx
IR
STEREO BRI DGE
MONO
LR
MIC
LINE48V
MIC 1 2
INPUT S
Audio Player
Speaker Amplifier Soundbar
HDTV Project ScreenProjector HDTV HDMI 2.0 Receiver
5.HDMI 4.HDMI 6.VGA
OK
2.HDBT BLACK
Wireless Router iPad
IR
Receiver
Remote
Central
Control System
4K 40m,1080P 70m
4K 40m,1080P 70m
DP:
VGA:
HDMI:
Control:
Ethernet:
Audio:
HDBaseT:
USB-C:

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FRONT PANEL CONTROL
Manual Switching
When the switcher is in manual switching mode, the AUTO button LED goes out. Please follow the below steps
to switch input source to output channel.
1) Press any one of eight input buttons to select input source, and the corresponding button LED turns blue.
2) Press either 1-HDMI or 2-HDBT output button to select output channel, and the corresponding button LED
turns blue.
3) Press the input button again to confirm switching setting, otherwise, it will automatically confirm after three
seconds.
Automatic Switching
Please follow the below steps to enable auto switching mode for 1-HDMI or 2-HDBT output.
1) Press AUTO, and the button LED turns blue.
2) Press either 1-HDMI or 2-HDBT output button, and the corresponding button LED turns blue.
3) Press AUTO button again to confirm the setting, otherwise, it will automatically confirm after three seconds.
4) Repeat the above three steps can exit auto mode, but the input source will remain the current setting.
Note: The AUTO button LED illuminates blue when the 1-HDMI output is in auto mode or the 2-HDBT output in
auto mode.
When in auto mode, the switcher will switch according to the following rules:
⚫The switcher will switch to the first available active input starting at input 1 to 8.
⚫New input: The switcher will automatically select the new input once detecting a new input.
⚫Reboot: If power is restored to the switcher, it will automatically reconnect the input before powered off.
⚫Source removed: When an active source is removed, the switcher will switch to the first available active input
starting at 1-HDBT input.
⚫In auto mode, the input source also can be switched by the manual switching steps.

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Sound Volume Control
Press volume knob to choose MIX, HDMI OUT or HDBT OUT audio needs to be adjusted, the corresponding LED
will turn blue and keep on.
⚫Adjusting the knob in clockwise direction to increase sound volume.
⚫Adjusting the knob in anti-clockwise direction to decrease sound volume.
⚫Press and hold the knob at least three seconds to mute the selected audio. Rotate the knob to unmute.

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IR REMOTE CONTROL
Connect IR receiver to the IR EYE port. The switcher can be controlled by the included IR remote.
①Select input source
②Select output channel
③Press AUTO to enable automatic
switching mode, and then select
output channel.
④Press BLACK, and then select output
channel to make it output black
screen.
⑤Enable/Disable OSD menu.
⑥Confirm and Navigation buttons: OK,
UP, DOWN, LEFT and RIGHT for OSD
menu.
⑦Return to the previous OSD menu.
⑧MIX input audio control: Mute, Volume
Down and Volume Up.
⑨HDMI output audio control: Mute,
Volume Down and Volume Up.
⑩HDBT output audio control: Mute,
Volume Down and Volume Up.
5. HDMI4. HDMI 6. VGA
OK
2. HDBT BLACK
1
2
5
8
9
7
10
6
3
4

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GUI CONTROL
The switcher also be controlled via TCP/IP. The default IP settings are:
IP Address:
192.168.0.178
Subnet Mask:
255.255.255.0
Type 192.168.0.178 in the internet browser, it will enter the below log-in webpage:
Username: admin
Password: admin
Type the username and password, and then click Login to enter the section for video switching.

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Video Switching
⚫HDMI OUTPUT: Switch the selected input source to HDMI output. Click AUTO to enable/disable automatic
switching mode.
⚫HDBT OUTPUT: Switch the selected input source to HDBT output. Click AUTO to enable/disable automatic
switching mode.
⚫Preset: Save the current routing status to preset 1~5.

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Resolution Selection
⚫HDMI OUTPUT: Select the HDMI output video resolution. Press AUTO to automatically select the best
output resolution for satisfying the connected display.
⚫HDBT OUTPUT: Select the HDBT output video resolution. Press AUTO to automatically select the best output
resolution for satisfying the connected display.
Note: If EDID communication is failed, the 1080P@60Hz will be used as default output resolution.

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Audio Control
⚫1.HDBT Embedded: Select the external balanced audio (5-pin) to embed in 1.HDBT video input.
⚫2.HDMI Embedded: Select the external balanced audio (5-pin) to embed in 2.HDMI video input.
⚫3.HDMI Embedded: Select the external balanced audio (5-pin) to embed in 3.HDMI video input.
⚫MIX: MIX input audio volume control.
⚫HDMI Output: Select MIX input audio to mix with HDMI output audio, and then control the global output
audio by volume bar and buttons.
⚫HDBT Output: Select MIX input audio to mix with HDBT output audio, and then control the global output
audio by volume bar and buttons.