Epiphan Pearl Mini User Manual

User Guide

Epiphan Pearl Mini

Release 4.7.1

February 20, 2019

UG122-05

© and ™ 2019, Epiphan Systems, Inc

Terms and conditions

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Epiphan, Epiphan Video, Epiphan Systems, Epiphan Systems Inc., and Epiphan logos are trademarks or registered trademarks of Epiphan Systems Inc., in certain countries. All Epiphan product names and logos are trademarks or registered trademarks of Epiphan. All other company and product names and logos may be trademarks or registered trademarks of their respective owners in certain countries.

Copyright © 2019 Epiphan Systems Inc. All Rights Reserved.

THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET OR PRODUCT INSTALLATION SOFTWARE PACKAGE THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSES OR LIMITED WARRANTY, CONTACT YOUR EPIPHAN REPRESENTATIVE FOR A COPY.

PRODUCT DESCRIPTIONS AND SPECIFICATIONS REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. EPIPHAN PERIODICALLY ADDS OR UPDATES THE INFORMATION AND DOCUMENTS ON ITS WEB SITE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION AND RECOMMENDATIONS ARE BELIEVED TO BE ACCURATE AT TIME OF WRITING BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.

LIMITATION OF LIABILITY

UNDER NO CIRCUMSTANCES SHALL EPIPHAN BE LIABLE FOR ANY INCIDENTAL, SPECIAL, CONSEQUENTIAL, EXEMPLARY OR OTHER INDIRECT DAMAGES THAT RESULT FROM THE USE OF, OR THE INABILITY TO USE, THIS PRODUCT OR THE INFORMATION CONTAINED IN THIS DOCUMENT OR PROVIDED ON EPIPHAN’S WEB SITE, EVEN IF EPIPHAN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. IN NO EVENT SHALL EPIPHAN’S TOTAL LIABILITY TO YOU FOR ALL DAMAGES, LOSSES, AND CAUSES OF ACTION RESULTING FROM YOUR USE OF THIS PRODUCT, WHETHER IN CONTRACT, TORT (INCLUDING, BUT NOT LIMITED TO, NEGLIGENCE) OR OTHERWISE, EXCEED THE AMOUNTS YOU PAID TO EPIPHAN DURING THE MOST RECENT THREE-MONTH PERIOD IN CONNECTION WITH AMOUNTS WHICH YOU PAID FOR USING THIS PRODUCT.

INFORMATION AND DOCUMENTS, INCLUDING PRODUCT SPECIFICATIONS, PROVIDED IN THIS DOCUMENT OR THE EPIPHAN WEB SITE ARE PROVIDED “AS IS”. SPECIFICALLY, BUT NOT WITHOUT LIMITATION, EPIPHAN DOES NOT WARRANT THAT: (i) THE INFORMATION IS CORRECT, ACCURATE, RELIABLE OR COMPLETE; (ii) THE FUNCTIONS CONTAINED ON THE EPIPHAN WEB SITE WILL BE UNINTERRUPTED OR ERROR-FREE; (iii) DEFECTS WILL BE CORRECTED, OR (iv) THIS WEB SITE OR THE SERVER(S) THAT MAKES IT AVAILABLE ARE FREE OF VIRUSES OR OTHER HARMFUL COMPONENTS. EPIPHAN SPECIFICALLY DISCLAIMS ALL REPRESENTATIONS, WARRANTIES, AND CONDITIONS, EITHER EXPRESS, IMPLIED, STATUTORY, BY USAGE OF TRADE OR OTHERWISE INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, TITLE, SATISFACTORY QUALITY OR FITNESS FOR A PARTICULAR PURPOSE.

For additional terms and conditions, please refer to additional sections in this document.

ii

Thank you for choosing Epiphan!

At Epiphan Video (“Epiphan”),buildingreliablevideo systemswith pro featuresthat performaboveyour expectationsisourmission.

Wevalueyourfeedback! Emailusyoursuggestionsand let usknowhowyou think we'redoingand where you'd liketo seeourproductsimprove: [e-mail]

Warranty

AllEpiphan Systemsproductsareprovided with a100% return to depot warranty foroneyearfromthedate of purchase.

Technical support

Epiphan’sproductsarebacked by ourprofessionalsupport team. You can reach ourteamseveralways:

•[e-mail]

•Livechat fromoursupport sitehttps://www.epiphan.com/support/

•Phonetollfreeat 1-877-599-6581 orcall+1-613-599-6581

Gatherasmuch information about yourproblemasyou can beforeyou contact usso wecan help you better, including:

•Adescription of theproblem

•Detailsabout yourvideo oraudio source(type,connection,resolution,refresh rate,etc.)

•Product serialnumber

•Product firmwareversion (usingtheadmin interface)

•Product LED lights

iii

What's new in release 4.7.1?

Firmware4.7.1 isamaintenancereleasethat includesan important stability fix forAFU foryourPearlMini.

What's fixed

AFU to SFTP server stability improvement

Thestability of automaticfileuploads(AFUs) to SFTP servershasbeen improved.

iv

Table of contents

What's new in release 4.7.1?	iv
Table of contents	v

Start here	1
About this Guide	1
What is Pearl Mini?	2
Front and back view Pearl Mini	4
SD card installation and file management	6
Quick start	8
Live video mixing / switching	13
Monitoring audio	14
Selecting an audio source	16
Remote login access	19
About remote login and control using AV Studio	19
Enable or disable AV Studio remote login	21
Pair a channel with AV Studio	22
Control recording using AV Studio	23
Configure channel encoding using AV Studio	24
Access cloud versions of the Admin panel and Epiphan Live	26
Specifications	28
AV inputs	28
Tech specs	30
Optimum CPU performance	33
Vesa mounting the device	34

User interfaces	35
The touch screen	36
About the touch screen	36
The Channel view	38
Record a channel using the touch screen	40
Stream a channel using the touch screen	40
Switching / mixing using the touch screen	41
One Touch streaming and recording control	44
Configure the touch screen	51
The Admin panel	59
About the Admin panel	59
Connect to the Admin panel	61

v

Connect using the Epiphan discovery utility	62
Connect using a DNS-based service discovery	64
Connect using persistent static IP address	65
Switching / mixing using the Admin panel	66
Epiphan Live	68
About Epiphan Live	68
The Dashboard interface	69
Access Epiphan Live using a web browser or mobile device	71
Access Epiphan Live from the Admin panel	72
Stream, record, and monitor using the Dashboard interface	73
Switching / mixing using Epiphan Live	81
Your recordings	84

PART 1: Setup	87
Configure network settings	88
Network ports used by Pearl Mini	88
Verify IP address and MAC address of Pearl Mini	90
Configure a static IP address	91
Configure DHCP	94
Change the HTTP/HTTPS port values	96
Perform network diagnostics	97
Disable the network discovery utility	98
Configure network security	100
Configure 802.1x network security and manage user certificates	100
Manage CA and self-signed certificates	102
Configure HTTPS	103
Tether to a mobile network	104
Configure date and time	107
Format the SD card	110
Audio input ports	112
Enable or disable phantom power	112
Configure audio ports for stereo or mono	113
Assign audio sources to an input	114
Adjust audio gain and delay	115
Mute audio	117
Video output ports	120
About video output ports	120
Video output port resolution	121
Show a channel or video source on the output port	122

vi

Preview the video output port	124
Disable the video output port	125
Disable or enable audio and output port volume	126
Display and reposition the audio VU meter	127
Rename a video output port	128
Mirror the video output port display	128
Set up Kaltura CMS integration	130
Enable CMS and register with Kaltura	130
Disable or deregister the device from Kaltura	132
Change the resource name used for Kaltura	133
Reassign a registered resource	134
User administration	137
User types and privileges	137
Set or change user passwords	141
Remove user passwords	142
Overcome lost passwords	143
Configure LDAP user authentication	144
Change the logged-in user	146
Restrict viewers by IP address	146
IP restriction examples	148
Configuration presets	151
About configuration presets	151
Configuration preset considerations	153
Configuration groups	158
The Factory default configuration preset	159
Create a configuration preset	160
Apply a configuration preset using the Admin panel	161
Apply a configuration preset using the touch screen	162
Export and import configuration presets	164
Update a configuration preset	166
Delete a configuration preset	167
Status and monitoring	168

PART 2: Capture	181
What is a channel?	182
Channel layout examples	183
Channel configuration	187
Create a channel	187

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Add video sources or a channel as a source	191
Add an audio source to a layout	195
Duplicate a channel	196
Rename a channel	197
Delete a channel	198
Preview channel	199
Add or remove channel metadata	202
Configure encoding	203
Codecs and file format compatibility	203
Configure video encoding	205
Configure audio encoding	210
Multi-encoding and channel as a source	211
Custom layout configuration	213
About the custom layout editor	213
Resize and position items using percents or pixels	217
Open the custom layout editor for a channel	223
Add or edit a custom layout	224
Rename a layout	226
Delete, move, or duplicate a layout	227
Set the background color	229
Add an image to a layout	230
Upload or remove an image using the Media page	232
Add a text overlay	234
Custom system variables for text overlays	237
Crop a video source	237
Video and audio input sources	240
About connecting video and audio sources	240
Preview a video source using the Admin Panel	241
Rename an input port	242
Configure a video input source	243
DVI and HDMI signals	243
SDI signals	244
Add a custom No Signal image	245

PART 3: Stream	247
What is streaming?	248
Stream settings for video and slides	249
View supported streaming formats	250

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Streaming a channel directly to viewers	251
Stream content using HTTP, HTTPS or RTSP	252
Directly share stream URLs with viewers	253
View the live broadcast URL using a web browser	254
View the streaming URL using a media player	256
Restrict viewer access to channel streams	258
Restrict viewers by IP address	259
IP restriction examples	261
Change HTTP and RTSP streaming port values	263
Disable and enable direct channel streaming	265
Streaming to a server	266
Stream to a CDN	267
Start and stop streaming to a CDN	268
Set up a stream using RTMP or RTMPS push	270
Set up a stream using RTSP announce	271
Stream to a CDN using an XML profile	272
Stream to Wowza Streaming Cloud	274
Stream to Original Livestream	277
Stream using multicast	279
MPEG-TS streams using RTP/UDP push	279
MPEG-TS streams using UDP push	281
Multicast streaming using RTP/UDP	283
Viewing with Session Announcement Protocol (SAP)	284
Stream to Kaltura CMS	285
Set up a channel for a scheduled webcasting event	285
Use RTMPS for a Kaltura webcasting event	287
Stream to a media player or smart TV	289
Stream using UPnP	289
Enable UPnP	290
Disable UPnP	293
Viewing with UPnP	294
Play directly to a media player	296
Auto-restart playback to a UPnP device	296
Change UPnP device name	297

PART 4: Record	298
About recording	299
Record a channel	301

ix

Record using One Touch control	302
Configure recording settings, file size and type	303
Restart recording	306
Recorders	308
Add a recorder	308
Select channels to record	309
Start and stop a recorder	310
Rename a recorder	311
Duplicate a recorder	312
Delete a recorder	313
Record to Kaltura CMS	314
About recording to Kaltura CMS	314
Select channels for VOD event views	317
Manually start/stop scheduled VOD events	318
Manually start/stop an ad hoc event	320
Manage recorded files	323
View list of recorded files	323
Download recorded files manually	324
Join recorded files together	325
Extract tracks from a recording	326
Rename recorded files	328
Delete recorded files	328
FTP and automatic file transfers	330
About Automatic File Upload (AFU)	330
Choose files to include in AFU	331
Enable AFU and set parameters	333
Configure AFU to FTP server parameters	336
Configure AFU to RSync server parameters	337
Configure AFU to CIFS server parameters	339
Configure AFU to SCP client parameters	340
Configure AFU to SFTP server parameters	342
Configure AFU to AWS S3 parameters	345
Configure AFU to WebDav server parameters	346
AFU or copy to USB	348
AFU to a USB storage device	348
Do a one-time copy/move all recordings to USB storage device	349
Manually copy recordings to USB storage device	351
View available USB storage space	353
Safely eject USB storage device	353

x

View the AFU log	354
Manage the AFU queue	355
Local FTP server	357

PART 5: Maintenance	361
Power down and system restart	362
Backup your Pearl Mini setup	364
Perform a factory reset	365
Firmware upgrade	366
Support	371
Storage space maintenance	375
Third party integration	378
Controlling Pearl Mini using RS-232 / serial port	379
Controlling Pearl Mini using HTTP/HTTPS commands	385
Configuration keys for third party APIs	391
Troubleshooting	404
Limitations and known issues	415
Software license	418

xi

PearlMiniUserGuide

Start here

Start here

Welcome,and thank you forbuyingEpiphan PearlMini™. You'llfind alltheinformation you need to set up and start usingyoursystemin thisuserguide. Foraproduct description,seeWhat isPearlMini?.

SeetheQuick start forbasicstepsto get asinglevideo source(and optionalaudio) set up so you can stream and record someoutput right away. Therest of theguideshowsyou howto tweak thesystemexactly how you want it so you can takeadvantageof themany advanced features.

About this Guide

Aftertheintroductory section and quick start,thenext chapterdescribesthemain userinterfacesthat are used to operateand configurePearlMini. You'llfind everythingthat you need to successfully accessand use theseinterfaces:

•Touch screen

•Admin Panel

•Epiphan Live

Therest of theuserguidecoverssettingup and operatingyoursystemforasuccessfulvideo switching, recording,and livestreamingexperience. Thechaptersareorganized in to thesefivecategories: Setup, Capture,Stream,Record and Maintenance.

1

PearlMiniUserGuide

What isPearlMini?

What is Pearl Mini?

PearlMiniisaversatilelivevideo production devicethat'savideo encoder,video streamer,liveswitcher,and video recorderallin one. PearlMiniisgreat forlecturecaptureapplications.

With PearlMini,you can capture,record and streamcomputermonitors,radardisplays,oranythingthat outputsto SDI,HDMI™,orDVI-I (singlelink). Captureaudio viaXLR,¼TRS,RCA,3.5 mm,SDI orHDMI.

Simultaneously captureup to *threeaudio visualsourcesand choosehowyou want to record and stream them. HaveseparateISOsorcreatecustomlayoutswith multiplevideo sourcesforliveswitching. You can do allthat usingPearlMini.

Easily watch livestreamsusingyourfavoriteweb browserormediaplayeron mobiledevicesand computers connected to thesameprivatenetwork asPearlMiniorusingContent Distribution Networks(CDNs). Recorded filescan bedownloaded viaFTP orset to automatically upload overFTP,RSYNC,orCIFSand can be integrated into yourContent Management System(CMS). PearlMiniisalso fully integrated with KalturaCMS and can beregistered asavideo encoderresourceforeasy lecturecapture.

Network security compliancewith 802.1x protocols,passwords,and certificateauthentication meansan easiersetup forITfriendly livestreamingoverenterprisenetworks. HTTPSenabled forsecureadministration and controlovertheLAN,and RTMPSsupport forsecure,encrypted livestreaming.

PearlMinidoesnot capturefromHDCP encrypted sources.

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PearlMiniUserGuide

What isPearlMini?

*PearlMinisupportsup to threevideo inputswith certain conditions,seeAV inputs.

3

PearlMiniUserGuide

Front andbackviewPearlMini

Front and back view Pearl Mini

Table 1 Pearl Mini front panel descriptions

Label Name		Description
	Powerlight	Glowswhen thesystemispowered on.
	Streaminglight	Glowswhen thesystemisstreaming. Flashingmeansthat useraction
		isrequired and streaminghaseitherstopped orwon't start.
	Recordinglight	Glowswhen thesystemisrecording. Flashingmeansthat useraction
		isrequired and recordinghaseitherstopped orwon't start.
	Touch screen front panel	Used forconfidencemonitoringand simpleconfiguration,obtaining
	display	systeminformation,and starting/stoppingrecordingsand streams.
	SD card slot	Used to storeup to 512 GB of recordingsand useruploaded media
		files. Forrecommendations,seeTech specs.
	USB 3.0 port	Forconnection of externalhard drivesorflash drivesforcopyingdata
		to aUSB drive,seeAFU orcopy to USB
	3.5 mmaudio output jack	Foraudio confidencemonitoring. Playstheaudio forthecurrently
		visiblechannel.

Do not insert objectsin to thetwo,pin-sized holesthat arelocated besidetheLEDs.

4

PearlMiniUserGuide

Front andbackviewPearlMini

Table 2 Pearl Mini back panel descriptions

Label Name		Description
	Lock	AllowsPearlMinito belocked to adesk orsurfaceusingalaptop lock
		cable.
		Pressto togglePearlMinion and off.
	Powerbutton	If asoftwareshutdown isperformed when thetoggle
		switch isin theon position,doublepressthepower
		button to turn on PearlMini.
	Powerjack	Plugthepowersupply in here. Theport requiresa12 V DCpower
		source(center-positive). Alwaysusetheprovided powersupply.
	USB 3.0 ports	Forconnection of externalhard drivesorflash drives. Forcopying
		datato aUSB drive,seeAFU orcopy to USB.
	HDMI output port	SeeVideo output portsfordetails.
	RJ-45 Ethernet	Auto-sensinggigabit Ethernet 10/100/1000 Base-Tnetwork port. See
		Configurenetwork settingsforsetup instructions.
	SDI in	Connect up to 3G SDI signalsto PearlMini.
	HDMI in	ConnectsHDMI and DVI signals(usingan adapter) to PearlMini.

5

PearlMiniUserGuide			SD cardinstallationandfilemanagement
	Label Name		Description
		RCAaudio in	RCAconsumerline-levelstereo pair(left/right) audio inputs. SeeAV
			inputs.
		3.5 mmaudio in	Stereo mic-levelinput to connect apassiveoractivestereo electret
			microphone.
			Two XLR/TRScombo jacksthat can function asastereo pair
			(left/right) orastwo mono inputs. SeeAV inputs.
		XLR/TRScombo jacks	• Two XLRmic-level(balanced)
			• Two TRS¼"professionalline-level,+4 dBu
			(balanced/unbalanced)
			Glowswhen 48 V phantompowerisenabled. Phantompoweris
			applied to both XLRaudio input portswhen enabled. SeeEnableor
			disablephantompower.
		Phantompowerlight	WARNING: Connecting devices that are not designed for
			phantom power when phantom power is enabled for the two XLR
			ports can seriously damage those devices. Always check the
			phantom power LED before connecting devices to the XLR ports.

SD card installation and file management

PearlMinicomeswith astandard SD card slot on thefront panel. An SD card isneeded when recordingvideo. If you'reonly switchingvideo orlivestreaming,then you don't need to installan SD card.

Werecommend usingaminimumclass10 (C10) SD card that'sat least 64 GB capacity but doesnot exceed 512 GB; however,most SD cardsthat areat minimumaC10,aUHSclass1 (U1),oravideo speed class10 (V10) should work. We'vetested variousSD cardswith PearlMini,including:

•Kingston 16 GB U1 / C10

•Sony 32 GB U3 / C10

•SanDisk 64 GB U1 / C10

•PNY256 GB U3 / C10

•AData128 GB U3 / V90

When theSD card isfull,newrecordingsoverwritetheoldest recordings. Do not eject theSD card while recordingisin progressasthat may corrupt theSD card.

6

PearlMiniUserGuide

SD cardinstallationandfilemanagement

TheSD card must beEXT4 formatted fortheUbuntu operatingsystem. You can format theSD card usingthe Admin panel,seeFormat theSD card.

TheUbuntu formatted SD card cannot beused to transferfilesto iOSorWindowssystems. Any content that'scontained on theSD card islost when theSD card isformatted.

Forimportant considerationswhen settingthemaximumfilesizelimit and recordingto theSD card,see About recording.

7

PearlMiniUserGuide

Quickstart

Quick start

PearlMinicomesshipped with apowersupply and cable,aquick start guide,and aregistration card. After you'veunpacked yourPearlMini,you'reready to get started. Thisquick start usesthedefault settingswhere possibleso you can quickly start usingyourPearlMini.

Beforeyou begin,makesureyou have:

•avideo sourcesuch asacameraorcomputerand cablesto connect themto PearlMini. ForHDMI,the video sourcemust not beHDCP protected.

•an audio sourcecomingfromeitheryourSDI orHDMI video source(must not beencrypted). Optionally,audio fromadifferent source,such asan audio mixerormicrophonethat you connect to theaudio input portscan beused.

•Localareanetwork that usesDynamicHost Configuration Protocol(DHCP) ispreferable.

•Computerwith aweb browserconnected to thesamenetwork. We'llcallit the“admin” computer.

•(Optional) Aformatted SD card if you plan to record video usingPearlMini. Werecommend an SD card that isat least aclass10 with up to 512 GB of capacity. TheSD card must beEXT4 formatted,seeSD card installation and filemanagement.

Starting up!

PearlMiniispre-configured with two channels: HDMI-Aand HDMI-B. TheHDMI-Avideo input port on Pearl Miniisassigned to theHDMI-Achanneland theHDMI-B video input sourceisassigned to theHDMI-B channel by default.

When you first start yourPearlMini,thevideo sourcesyou'veconnected to theHDMI-Aand HDMI-B input portsappearautomatically in theirassigned channels,alongwith theassociated HDMI audio. If no video sourceisconnected,astandard No Signalscreen displays.

Thechannel'sframesizeisset to match thevideo sourceby default and thebest bit rateforthe default framerateof 30 fpsisapplied to thechannelautomatically. Audio forthechannelcomes fromthevideo sourcethat isconnected to theHDMI port by default.

1.Turn on yourcameraorvideo sourceand connect theoutput to theHDMI-Ainput port on theback panelof PearlMini.

2.(Optional) Connect asecond video sourceto theHDMI-B port.

3.Connect theEthernet cableto PearlMiniand to yournetwork.

4.Attach thepowercableand plugit into apowersource.

8

PearlMiniUserGuide

Quickstart

5.Pressthepowerbutton on theback of PearlMinito turn on thesystem. Wait forthepower-up cycleto complete.

TheGrid viewshowingboth channelsappearson thetouch screen. Thevideo sourceyou connected to theHDMI-Aport appearsin channelHDMI-A,and thevideo sourceconnected to theHDMI-B port appearsin channelHDMI-B.

6.Usethetouch screen on PearlMiniforconfidencemonitoring. To display thesingleChannelview, simply tap on oneof thechannelsthat you seein theGrid view. FromtheChannelview,you can do thingslikestop and start recordingforthechannel.

7.(Optional) Plugspeakersorheadphonesinto the3.5 mmheadphonejack at thefront of PearlMini. For moreabout monitoringaudio,seeMonitoringaudio.

My network IP address and channel monitoring

You can get thenetwork IP addressof yourPearlMinifromthetouch screen so that you can do thingslike viewthechannelsusingaweb browseroraccesstheconfiguration Admin panel. Just makesurethat your admin computerisconnected to thesamenetwork asPearlMini.

1.To find theIP addressusingthetouch screen,tap thegear icon in thebottomright cornerof the screen and select System Status. If thecontroliconsaren't displayed,tap anywhereon thetouch screen.

9

PearlMiniUserGuide

Quickstart

2. Usingabrowseron theadmin computer,go to oneof thefollowingURLsto previewthechannel.

For HDMI A: http://<IP Address forPearlMini>/preview.cgi?channel=1

For HDMI B: http://<IP Address forPearlMini>/preview.cgi?channel=2

For example:http://192.1.10.100/preview.cgi?channel=2

3. (Optional) Open anewtab in yourbrowserand entertheURL to login to theAdmin panel.

http://<IP Address forPearlMini>/admin

For example:http://192.1.10.100/admin

Thedefault usernameadmin hasno password set by default. If apassword hasbeen set,consult with your systemadministratorforthelogin credentials,seeUsertypesand privileges. ForAdmin panellogin details,see Connect to theAdmin panel.

Install a formatted SD card to record a channel

An SD card must beinstalled and formatted beforeyou can record video usingPearlMini. You'llneed to login to theAdmin panelusingtheIP addressof yourPearlMinito format theSD card,seeFormat theSD card.

AftertheSD card isinstalled and formatted,it'seasy to start recordingyourchannelfromtheChannelview usingthetouch screen. Just tap thered dot that appearsin thetop right cornerof thescreen to start and stop recordingthechannel. Thedot flasheswhilerecording.

10

PearlMiniUserGuide

Quickstart

Recordingsaresaved to theSD card by default. You can not manually transferrecordingsoff theSD card to iOSorWindowssystems. Download recordingsusingtheAdmin panel. Forotheroptions,likedownloadingto aUSB memory deviceorusingAutomaticFileUploads,seeFTP and automaticfiletransfers.

EjectingtheSD card whiletherecordingisin progressmay corrupt theSD card and causelossof data. Stop allrecordingsbeforepoweringdown thesystem.

You can also controlrecordingusingtheAdmin panelorEpiphan Live. Formoreinformation about using Epiphan Live,seeAbout Epiphan Live.

To format an SD card and controlrecordingusingtheAdmin panel:

1.Insert theSD card into theSD card slot on PearlMini.

2.Usingaweb browseron theadmin computer,go to theIP addressof yourPearlMiniand login,see Connect to theAdmin panel.

3.FromtheConfiguration menu,click SD Card. TheSD Card configuration pageopens.

4.Select eitherquick disk format orthefulldisk format,then click Format. Do not eject theSD card while it isbeingformatted.

5.FromtheChannels menu,select yourchannel(eitherHDMI-AorHDMI-B) and click Recording. The Recordingpageforthechannelopens.

11

PearlMiniUserGuide

Quickstart

6. Click Start to start recordingthechanneland click Stopto stop recording.

7.Refresh thepageto seethenewly recorded fileappearin thelist.

8.Click thefileto download therecordingto youradmin computer.

What’s Next?

Nowthat you haveasourcesetup and areready to stream,you can fine-tunethesystemto yourexact requirements. Takealook at topicssuch as:

•Livevideo mixing/ switching

•Selectingan audio source

•Video output ports

•FTP and automaticfiletransfers

•Customlayout configuration

•What isstreaming?

Forhighersecurity,werecommend settingadmin,operatorand viewer-levelpasswordson Pearl Mini,seeSet or change user passwords.

When you'redonesettingup yourPearlMini,makesureto back up thesystemconfiguration usingthe proceduredescribed in:

• Createaconfiguration preset

12

PearlMiniUserGuide

Livevideomixing/switching

Live video mixing / switching

Createdynamiccontent foryourviewersto watch whileyou record and streamyourprogramusingPearl Mini. Usingthecustomlayout editor,you can createdifferent layouts,likepicturein pictureorside-by-side viewsof acameraand slides,then easily switch between layoutswith eitheratap on thetouch screen,using Epiphan Liveon amobiledevice,orfromtheAdmin panel.

Yourprogramstreamwith switched layoutscould look likethis:

To createaprogramchannelwith customlayoutsusingthecustomlayout editorthat you can switch,see What isachannel?

Forinstructionson howto liveswitch,see:

•Switching/ mixingusingthetouch screen

•Switching/ mixingusingEpiphan Live

•Switching/ mixingusingtheAdmin panel

13

PearlMiniUserGuide

Monitoringaudio

Monitoring audio

PearlMini'sfront panelincludesa3.5 mmaudio jack formonitoringaudio. You can plugexternalspeakersor headphonesinto the3.5 mmaudio jack. To monitortheaudio forachannel,just select thechannelusingthe touch screen. Theaudio you heardependson which layout iscurrently livebecausedifferent layoutscan have different audio sourcesconfigured.

Adjust the volume

Tap theheadphonesicon on thetouch screen to adjust thevolume. Each tap increasesthevolumeby 25% to

amaximumvolumeof 100%. Tappingtheheadphonesicon when thevolumeisat 100% mutesthevolume.

You can also longpresstheheadphonesicon to muteand unmutethevolume.

25%	50%	75%	100%
Volume is muted.	volume.	volume.	volume.
volume.

At 75% volume,what you hearcorrespondsto thenominalaudio levelin theVU meterat approximately wherethegreen barschangeto yellow. Increasingthevolumeto 100% may causeyou to heardistortion that isnot actually present in theaudio signalbeingrecorded and streamed.

14

PearlMiniUserGuide

Monitoringaudio

Audio VU meter

AVU meteron thetouch screen showstheaudio levelsfortheselected channel. Thevalueisdisplayed in dBFS(decibelsrelativeto fullscale). Colored barsrepresent theaudio level.

Channelsthat havestereo audio display two bars. Thetop baristheleft audio channeland thebottombaris theright audio channel.

VU meter(mono)

VU meter(stereo)

Table 3 Audio VU meter levels

Color	Decibel range
Red	0 to -9 dBFS
Yellow	-9 to -18 dBFS
Green	-18 dBFSand lower

TheVU meterappearsin severaldifferent placesso you can visually check audio levels:

•Touch screen: On theindividualchannelviewand thegrid view. If theaudio meterisn't showing,tap anywhereon thetouch screen to turn on thecontrolicons.

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PearlMiniUserGuide

Selectinganaudiosource

•Admin Panel: On theaudio input source'sconfiguration pagewhen you select theinput sourcefrom theInputsmenu. You can also add theVU meterto appearon thevideo output ports,seeDisableor enableaudio and output port volume.

•Epiphan Live: SeeMonitorvideo and audio input sources

Selecting an audio source

Theaudio that'scomingfromtheconnected HDMI video sources(HDMI-Aand HDMI-B) isautomatically used asthedefault audio sourcefortheHDMI-Aand HDMI-B channelson PearlMini. You can choosedifferent audio sourcesforachannelusingtheAdmin paneland do thingslikeadjust theinput gain,see Adjust audio gain and delay.

Thereare:

• Two XLR/TRScombo jacks.

•XLRmic-levelinput (balanced),supports48 V phantompower

•TRS¼"professionalline-levelinput,+ 4.0 dBu up to 12.3 V RMS,(+24 dBu) (balanced/unbalanced)

•One3.5 mmstereo miclevelinput forelectret microphones(unbalanced)

•Onestereo pairRCAconsumerline-levelinput (-10 dBV)

TheXLRand TRScombo jacksareconfigured asaleft/right stereo pairby default,seeConfigureaudio ports forstereo ormono. The3.5 mmaudio portsand theRCAaudio portsarelinked. You can configurePearlMini to useboth orjust oneof theaudio sourcesusingtheAdmin panel,see Assign audio sourcesto an input.

Thistableofferssomeguidelinesforadjustingthegain of theaudio input portsforcommon typesof audio devices. You should add thesuggested gain to theaudio input to get an averagesignalto registerat anominal levelin theVU meter(i.e. wherethegreen barschangeto yellow). Theactualamount of gain needed depends on thestrength of theoriginalaudio signal.

Table 4 Audio gain guidelines for different audio devices

	Audio source	Input	Gain
		port
	Dynamicmicrophone	XLR	Add +50 to +60 dB gain to theaudio input port.
	Electret microphone	XLR	Add +18 to +40 dB gain to theaudio input port.
		3.5 mm	Add +6 to +12 dB gain to theaudio input port.

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PearlMiniUserGuide			Selectinganaudiosource
	Audio source	Input	Gain
		port
	Wirelessmicrophone	XLR	Add +18 to +40 dB gain to theaudio input port.
	receiver	3.5 mm	Add +6 to +12 dB gain to theaudio input port.
	Condensermicrophone	XLR	Add +40 to +60 dB gain to theaudio input port.
	with phantompower
	Mobilephoneorother	TRS	Add +6 to +12 dB gain to theaudio input port.
	consumerlineleveldevice	RCA	Nominal
	Professionalmixer	TRS	Nominal
		RCA	Not recommended.

Connectingdevicesthat arenot designed forphantompowerwhen phantompowerisenabled forthetwo XLRportscan seriously damagethosedevices. Alwayscheck thephantompowerLED beforeconnectingdevicesto theXLRports.

To chooseadifferent audio deviceforthechannel:

1.Usingaweb browseron theadmin computer,go to theIP addressof yourPearlMiniand login,see Connect to theAdmin panel.

2.FromtheChannelsmenu,select yourchannel(i.e. HDMI-AorHDMI-B) and click Layouts. Thecustom channellayout editorpageopens.

3.Check theaudio sourcethat you want to useforthelayout and click Save.

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PearlMiniUserGuide

Selectinganaudiosource

4.(Optional) Adjust thegain foran audio input source,select theinput port fromtheInputsmenu and adjust theamount of gain on theconfiguration pagefortheaudio input port. Click Save when you're done. Formoredetails,see Adjust audio gain and delay.

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PearlMiniUserGuide

Remoteloginaccess

Remote login access

Securely login to thecloud versionsof theAdmin paneland Epiphan Liveremotely fromanywhereyou have Internet access. Performoff-siterescuetroubleshooting,channelconfiguration,controlstreamingand recording,and moreusingyourfavoriteweb browseroverasecureconnection to theInternet. You don't need to beon thesame,localnetwork asPearlMini. Thissection containswhat you need to remotely access PearlMini.

Topicsinclude:

•About remotelogin and controlusingAV Studio

•EnableordisableAV Studio remotelogin

•Pairachannelwith AV Studio

•ControlrecordingusingAV Studio

•ConfigurechannelencodingusingAV Studio

•Accesscloud versionsof theAdmin paneland Epiphan Live

SeeTheAdmin paneland Epiphan Livefordetailsabout howto usetheseinterfacesand howto accessthe localweb versions.

About remote login and control using AV Studio

Performsecureremoterescuetroubleshooting,channelconfiguration,and morewhen you pairyourPearl

Minichannelswith yourfreeAV Studio account.

AV Studio isacloud-based platformthat allowsteamsto remotely controlvideo recordingencoderslikePearl Mini. UseAV Studio to performquick,lowtouch editingforfast turn around and cloud delivery of conferences,break out roomsessions,seminars,and more.

Accessthecloud version of theAdmin panelorEpiphan Livesecurely fromAV Studio. Controlrecordingand do thingslikecheck thechannelstatuson PearlMiniand even makesomechannelencodingsettingsfromAV Studio.

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