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1 

Chapter 1 Introduction

 

1.1 Product Overview 

All-in-one 4 Channel Full HD Compact Encoder Modulator which integrates encoding MPEG-2, 
MPEG-4/H.264 modulation to convert HDMI/YPbPr /CVBS signals to digital RF output. To meet 
customers various requirements the B-QAM-HDMI-IP-4CH is also equipped with 1 ASI input and 
2 ASI output ports. In addition, two ethernet network ports are provided, one for configuration 
(NMS GUI) and a second for IPTV output.  The B-QAM-HDMI-IP-4CH is ideal solution to 
distribute 4 SD or HD 720p / 1080i / 1080p Video Signals to an unlimited number of HD 
Television over the existing coax cables. QuestTel Encoder/Modulators capable of modulating both 
standards QAM and ATSC, using the NMS GUI. QuestTel's Encoder Modulator series products are 
wildly used in public places such as metro, market hall, theatre, hotels, restaurants and etc for 
advertising, monitoring, training and educating in company, schools, campuses, hospitals.

1.2 Key features 

MPEG2 HD & MPEG4 AVC H.264 HD video encoding

DD AC3 (2.0), MPEG4-AAC, MPEG2-AAC, MPEG1 Layer II audio encoding

Support DD AC3 (2.0/5.1/7.1) passthrough

Support AC3 Dialog Normalization

4

* HDMI/YPbPr/CVBS (Pr in) channels in

1*ASI in for re-mux; 1*RF in for RF mix

4* DVB-C & 4 ATSC RF out in one device

2 separate ASI output to mirrior MPTS or one carrier programs

IP(2*SPTS & 1*MPTS) out

Support CC (Closed Caption) EIA608

Support Low Delay

LCN (Logical Channel Number) support

VCT (Virtual Channel Table) support

Excellent modulation quality

LCD display, Remote control and firmware

Web-based NMS management; Updates via web

Encoder-modulator

 User Manual

B-QAM-HDMI-IP-4CH

www.questtel.com

[email protected]

Содержание B-QAM-HDMI-IP-4CH

Страница 1: ...User Manual 4 HDMI YPbPr CVBS to ASI IP RF Digital Encoder Modulator B QAM HDMI IP 4CH...

Страница 2: ...The contents of this document are subject to revision without notice due to continued progress in methodology design and manufacturing QuestTel shall have no liability for any error or damage of any...

Страница 3: ...4 2 4 ENVIRONMENT REQUIREMENT 4 2 5 GROUNDING REQUIREMENT 5 CHAPTER 3 OPERATION 6 3 1 3 1 LCD MENU STRUCTURE 6 3 1 INITIAL STATUS 8 3 2 GENERAL SETTING FOR MAIN MENU 8 CHAPTER 4 WEB NMS OPERATION 15 4...

Страница 4: ...Encoder Modulator series products are wildly used in public places such as metro market hall theatre hotels restaurants and etc for advertising monitoring training and educating in company schools cam...

Страница 5: ...0dbm 77 97 db V 0 1db step Symbol rate 5 000 9 000Msps adjustable RF Out 4 DVB C adjacent carriers combined output J 83A J 83B J 83C Constellation 16 32 64 128 256 QAM 64 256 QAM 64 256 QAM Bandwidth...

Страница 6: ...Menu Button for back step Lock Button press to lock set Rear Panel Illustration 1 2 3 4 5 6 7 8 9 10 11 12 HDMI input port YPbPr CVBS Pr input port CVBS input port for CC only L R Audio input Stereo o...

Страница 7: ...ou connect the power source make sure if it may cause overload Avoid operating on a wet floor in the open Make sure the extension cable is in good condition Make sure the power switch is off before yo...

Страница 8: ...o each other Device power requires AC 110V 10 50 60Hz or AC 220V 10 50 60Hz Please carefully check before running 2 5 Grounding Requirement All function modules good grounding is the basis of reliabil...

Страница 9: ...oose and set the parameters UP DOWN Modify activated parameter or paging up down when parameter is inactivated LOCK Lock the screen cancel the lock state After pressing the lock key the LCD will displ...

Страница 10: ...3 4 3 1 4 3 3 4 4 1 4 4 3 4 5 Output E 4 5 1 4 5 3 5 Network 5 1 NMS 5 2 IP Stream 5 1 2 Subnet Mask 5 1 3 Gateway 5 1 4 MAC Address 5 1 5 Web NMS Port 5 1 6 Reset Password 5 1 1 NMS IP 5 2 2 Output...

Страница 11: ...key on the front panel user can enter the main menu The LCD will display the following pages User can press UP DOWN buttons to specify menu item and then press ENTER to enter the submenus as below 1...

Страница 12: ...s Enter key to confirm and the system will automatically search the signal source Video Format the encoding module supports both MPEG2 and MPEG4 AVC H 264 formats Move the triangle mark with LEFT RIGH...

Страница 13: ...ppendix attached for detailed information Audio Format MPEG 1 Layer 2 MPEG 2 AAC MPEG 4 AAC AC3 AC3 Passthrough optional Audio Bitrate 64 320Kbps optional Audio Gain 000 to 400 adjustable 2 3 Input 3...

Страница 14: ...g parameters for the 4 carrier output separately As the B QAM HDMI IP 4CH DVB C Modulating is with 4 carrier outputs 3 1 3 4 represent the Carrier A Carrier B Carrier B and Carrier D respectively User...

Страница 15: ...QAM J 83B contains 64QAM 256QAM J 83C contains 64QAM 256QAM 16QAM Quadrature Amplitude Modulation is 16 32 QAM Quadrature Amplitude Modulation is 32 64QAM Quadrature Amplitude Modulation is 64 128QAM...

Страница 16: ...programs are same as carrier output A Output B the ASI output programs are same as carrier output B Output C the ASI output programs are same as carrier output C Output D the ASI output programs are...

Страница 17: ...gurations 5 1 5 Web NMS Port 5 1 6 Reset Password 5 1 3 Gateway 5 1 4 MAC Address 5 1 1 NMS IP 5 1 2 Subnet Mask 5 1 NMS 5 2 IP Stream 5 2 1Output SPTS1 5 2 2Output SPTS2 5 2 3 Output SPTS3 5 2 4 Outp...

Страница 18: ...and the device with net cable and use ping command to confirm they are on the same network segment I G the PC IP address is 192 168 99 252 we then change the device IP to 192 168 99 xxx xxx can be 0...

Страница 19: ...rams from the 1st encoding board as Figure 3 User can click any item here to enter the corresponding interface to check information or set the parameters Device standard and name It displays the signa...

Страница 20: ...bination of Video Format Video Bit rate Low delay Mode and the Resolution of signal source will have an impact on the latency Please refer to the Chapter 6 attached for Video Status Green light indica...

Страница 21: ...face Figure 4 The letters A to D represent the 4 carrier outputs E represent the ASI output User can configure different program group for each carrier output If this item is selected all the input pr...

Страница 22: ...s below where to add the PIDs which need pass through In some occasions there are some PIDs which won t belong to any program such as EPG NIT tables and so on which user just wants to pass them throug...

Страница 23: ...ameters for the programs Figure 6 Here by clicking Add users can set the program LCN in its respective field After setting all the data users need to click on Save to save the setting As Figure 7 clic...

Страница 24: ...the inserted VCT Click Add from this page it will display the screen as Figure 9 where it requires to add Channel TSID and configure other parameters for the programs Figure 9 Click Add to add boxes...

Страница 25: ...dulator Setting This unit is equipped with 4 adjacent frequency output User can configure 4 carrier outputs here NOTE Different modulate standard has different bandwidth see specifications in Chapter...

Страница 26: ...ration to the device By using Factory Set user can import the default factory configuration Figure 12 Restart the Device Click Reboot from the menu the screen will display as Figure 13 Here when click...

Страница 27: ...gure 15 It displays the network information of the device Here user can change the device network configuration as needed Figure 15 Change Password When user clicks Password it will display the passwo...

Страница 28: ...Load Click Backup Load from the menu it will display the screen as Figure 15 Backup Configuration To back up the device configuration file to a folder Load Configuration If user needs to load the old...

Страница 29: ...STB etc Connecting the CVBS cable to the CC port at the rear panel as shown in below image CC can be mixed with A V inputs to generate programs with CC CC wiring diagram From CVBS input CC switch in W...

Страница 30: ...lay function The delay duration is based on the different combination of Video Format Video Bit rate Low delay Mode and the Resolution of signal source which combine together to have a comprehensive i...

Страница 31: ...Encoding Type DVB C HD STB HDMI VBR 1080i 50 Mode 1 mpeg2 300 H 264 335 Mode 2 mpeg2 407 5 H 264 492 5 720p 50 Mode 1 mpeg2 230 H 264 285 Mode 2 mpeg2 382 5 H 264 395 DVB C HD STB YPbPr VBR 1080i 50 M...

Страница 32: ...nt range if it is necessary Checking all signal cables have been properly connected Frequently switching on off device is prohibited the interval between every switching on off must greater than 10 se...

Страница 33: ...er 8 Packing List B QAM HDMI IP 4CH Encoder Modulator 1PC 1PC 2PCS User s Manual HDMI Cables CVBS Cables 2PCS Power Cord 1PC Encoder modulator User Manual B QAM HDMI IP 4CH www questtel com sales ques...

Страница 34: ...ideo content DVB T ISDB T distribution 2 Outside Audio Video contents ON AIR DVB T ISDB T distribution 3 Hotel Audio Video contents DVB T ISDB T distribution 4 Bar Audio Video contents distribution En...

Страница 35: ...32 5 Cinema Audio Video contents DVB T ISDB T distribution 7 Company Audio Video contents distribution Encoder modulator User Manual B QAM HDMI IP 4CH www questtel com sales questtel com...

Страница 36: ...ntact with them might be fatal 6 Overloading Do not overload wall outlets and extension cords as this can result in a risk of fire or electric shock 7 Object and Liquid Entry Never push objects of any...

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