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www.z-band.com

Phone: (866) 902-2606

FAX: (717) 249-3253

Z-Light 6TX / 16TX / 26TX

Intelligent Direct Modulated

Optical Transmitter Operating Manual

Z-Band Technologies

848-B N. Hanover St., Carlisle, PA 17013

866.902.2606

www.z-band.com

October 2018 (Version 2k)

This manual is intended solely for use by purchasers of

Z-Band Technologies, LLC.

transmitters and their

qualified service technicians. This document is the property of

Z-Band Technologies, LLC.

and

incorporates proprietary subject material and information. The use of all design, manufacture, reproduction,

and all other rights regarding these contents in whole or part without

Z-Band Technologies, LLC.

written

consent is expressly prohibited.

Z-Light® and the Z-Band logo are registered trademarks of Z-Band

Technologies, LLC.

Содержание Z-Light 16TX

Страница 1: ...ual is intended solely for use by purchasers of Z Band Technologies LLC transmitters and their qualified service technicians This document is the property of Z Band Technologies LLC and incorporates proprietary subject material and information The use of all design manufacture reproduction and all other rights regarding these contents in whole or part without Z Band Technologies LLC written consen...

Страница 2: ...r bodily harm do not expose this equipment to rain or moisture and DO NOT OPEN THIS EQUIPMENT Optical Output Safety 1310nm and 1550nm Optical Transmitter units may emit harmful invisible laser radiation These products may emit harmful laser radiation if powered on and the optical path is exposed or the case is opened DANGER DO NOT WORK ON THE OPTICAL PATH CONNECTIONS ETC WHEN TRANSMITTER POWER IS ...

Страница 3: ...ANSMITTERS DO NOT HAVE USER SERVICABLE INTERNAL PARTS DO NOT OPEN THE TRANSMITTER CABINET When replacement parts are required the replaceable power supplies make sure the service technician uses only replacement parts provided by Z Band Technologies LLC available from Z Band Technologies Authorized Distributors and to SERVICE ONLY WHEN POWER HAS BEEN DISCONNECTED Unauthorized substitutions may res...

Страница 4: ...r Panel 9 3 3 Power Module 9 3 3 1 110 240VAC Power Module 9 3 4 Menu Operation 10 3 4 1 Main Menu 10 10 3 4 2 Display Parameters Menu 11 3 4 3 Set Parameters Menu 13 3 4 4 Alarm Status Menu 14 4 Installing Z Light 6TX 16TX 26TX Optical Transmitter 15 4 1 Receiving and Inspecting 15 4 1 1 Instruments and tools 15 4 1 2 Precautions 15 4 2 Installation Steps Overview 16 4 3 Mounting Z Light 6TX 16TX...

Страница 5: ...bleshooting 29 6 3 After Sales Service 31 6 4 Disclaimer 31 Safety Reminder DANGER The transmitter emits invisible laser radiation AVOID DIRECT EXPOSURE TO LASER Never operate the unit with a broken fiber or with a fiber connector open or disconnected Never work on the optical connections with the equipment power attached This unit has redundant power BOTH supplies must be powered down 1 Overview ...

Страница 6: ...ou the communication settings of the Z Light 6TX 16TX 26TX Chapter 6 describes maintenance and what to do in the event of problems 1 2 Product Description The Z Light 6TX 16TX 26TX intelligent directly modulated optical transmitter is mainly used in 1310nm optical fiber transmission systems It uses advanced intelligent electronic predistortion compensation technology The Z Light 6TX 16TX 26TX inte...

Страница 7: ... ORTEL DFB Laser Dual redundant hot swappable power supply modules 48VDC optional Use in 1310nm Optical fiber transmission systems Building CATV HFC networks 2 Technical Parameters Item Unit Technical parameters Optical output power mW 6 12 22 mW Options Optical wavelength nm 1310 20 Laser type USA technology high quality EMCORE ORTEL DFB laser Optical modulation mode Direct optical intensity modu...

Страница 8: ...ive humidity Max 95 no condensation Dimension mm 483 W 380 D 44 H 19in W x 15in D x 1 75in H Optical link carrier to noise ratio degradation table Optical power Optical link loss dB 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 4mW 53 8 52 8 51 8 51 50 1 49 2 48 2 6mW 53 0 52 0 51 0 50 1 49 1 48 1 8mW 52 8 51 9 51 0 50 1 49 2 48 2 10mW 52 9 51 9 51 0 50 1 49 1 48 2 12mW 52 7 51 8 50 8 49 9 49 0 48 0 14mW...

Страница 9: ... Power on LED Green Status Indicator RUN Running normally LED Flashing Green Laser Status Indicator ON OFF Laser OFF LED Flashing Red Laser ON LED Green RF Input Indicator RF No input or exceeds the normal range LED Flashing Red Normal LED Green 1 Power Indicator 2 Status Run Indication 3 Laser Status Indicator 4 RF Input Indicator 5 LCD Display 6 ESC Cancel Back Exit button 7 UP button 8 DOWN but...

Страница 10: ...ta Input ports are both interchangeable as RF inputs 4 5 RF Data Test RF input Test ports 20dB compared to RF Data input ports 11 Ground Screw Used for connecting the transmitter to building ground 6 Optical Signal Output CAUTION LASER This is the optical signal output port standard connector is SC APC TURN OFF LASER OR REMOVE ALL AC POWER BEFORE ACCESSING OR CONNECTING TO THIS PORT 7 RS232 interf...

Страница 11: ...10nm Direct Modulated Optical Transmitter with a 6mW output After the unit passes self test rotate the key to the ON position which will then be shown on the display The main menus are only accessible when the Laser On Off Switch has been turned on Ensure that there are no open optical connections and observe all safety precautions then turn on the laser Press ENTER to see the Main Menu list If th...

Страница 12: ...ameters Enter Laser Output xx x dBm Laser Bias xx x mA Laser Temp xx x Tec Cooling Amp x xx A RF Chan NO 10 ESC IP Address xxx xxx xxx xxx Subnet Mask xxx xxx xxx xxx Net Gateway xxx xxx xxx xxx Mac XX XX XX XX XX XX Software Version VX X RF Control Mode AGC AGC Ref x dB Laser RF x dBuV RF Ctrl Mode MGC MGC ATT X dB Wave Length xxxx x nm 5V Read x xx V BOX Temp xx x S N xxxx xx xx 5V Read x xx V 2...

Страница 13: ... being transmitted setting this in the SET PARAMETERS menu gives better accuracy in the RF signal levels displayed Laser RF Laser RF input signal level RF Control Mode RF control mode either AGC or MGC MGC ATT MGC attenuation in MGC mode AGC Ref AGC offset in AGC mode 5V Read 5V monitoring voltage 5V Read 5V monitoring voltage 24V Read 24V monitoring voltage Wavelength Laser wavelength 1310nm S N ...

Страница 14: ...ne 866 902 2606 13 FAX 717 249 3253 3 4 3 Set Parameters Menu 2 Set Parameters Enter Set Buzzer Alarm Set RF Control Mode Set MGC ATT Set AGC Ref Set IP Address ESC ON OFF AGC MGC 0 dB X dBm Set SubNet Mask Set GateWay xxx xxx xxx xxx Restore Factory Set Laser Output Unit mW dbm Set Channel Number x xxx xxx xxx xxx xxx xxx xxx xxx YES NO ...

Страница 15: ... Mode Set the RF control mode Either AGC or MGC Set MGC Att Set the ATT in MGC mode Attenuation adjustable range 0 20dB Set AGC Ref Set the offset in AGC mode Adjustable range 5dB Set Local IP Address Set the IP address Set SubNet Mask Set the subnet mask Set GateWay Set the gateway Restore Factory Restore factory settings 3 4 4 Alarm Status Menu The displayed alarm content ONLY DISPLAYED IF AN AL...

Страница 16: ...ght carrier and Z Band Technologies LLC 4 1 1 Instruments and tools 1 An optical power meter 2 A digital multimeter 3 A standard optical fiber test jumper SC APC for standard SC APC 4 Fiberoptic cleaning cartridge kit 4 1 2 Precautions Heed the following precautions as well as those detailed earlier in this manual when working with the Z Light 6TX 16TX 26TX Warning Read the installation instructio...

Страница 17: ...complies with the requirements and the power supply switches are in the OFF position Then connect the power supplies AC power cords 4 Attach the coaxial cable and input the RF signal turn the power supplies on and observe the front panel LED status After the LED working status indicator turns green the device is working normally Turn ON the Laser Switch then press the ENTER button on the front pan...

Страница 18: ...utton is trapped tap the button to move it so that it is able to move freely 4 3 2 Connecting the RF Cables Connect the RF input cable to the rear of the Transmitter A 20dB RF test connector is located on the front of the transmitter 4 3 3 Connecting the Optical Fiber Cable Z Light 6TX 16TX 26TX has one optical connector DANGER The fiber carries invisible laser radiation AVOID DIRECT EXPOSURE TO L...

Страница 19: ... the transmitter s RJ 45 Ethernet port The Ethernet port is on the rear panel of the transmitter 2 Verify that the green Link LED is illuminated indicating that there is a connection 4 3 5 Connecting Power The Z Light 6TX 16TX 26TX is normally shipped from the factory as a 110 240VAC redundant power model After mounting the Z Light 6TX 16TX 26TX in a rack follow the power connection procedure belo...

Страница 20: ...X 3 RX 4 No Connect 5 GND 6 No Connect 7 No Connect 8 No Connect 9 No Connect The serial communication uses the standard NRZ form 1 start bit 8 data bits 1 stop bit and the baud rate is 38400 5 2 Setting up PuTTY for RS232 Communication to Transmitter PuTTY is a terminal program used to connect to your transmitter using a serial port or a USB to serial adapter which connects to the RS232 serial po...

Страница 21: ... Sessions name such as Z Band TX and choose the Serial line the computer serial or USB adapter port your serial cable is installed on your computer to connect with your transmitter Select Serial in the Connection Type ABOVE To configure the serial port communications settings on the PuTTY left side menu at the bottom click on Serial Change the serial port configuration to the com port you are usin...

Страница 22: ... start a PuTTY session 5 3 Operating Parameters Configuration With the transmitter power off use the serial port cable to connect the RS232 port with the computer port Open PuTTY which you have already set up Click on the Saved Sessions name that you saved your configuration to and click on Load Click on Open to begin the session With the serial cable connected turn on the transmitter power you wi...

Страница 23: ...s the following commands help ethcfg settrap community Restore setpswd Exit Specific command use is as follows help This command shows current application program version program name and the internal commands list of the system as follows You can also use the help command to show more detailed help information for all List internal commands of the system Configure the Ethernet operating parameter...

Страница 24: ...ommand shows or modifies the host IP address list of the SNMP Trap IP addresses of 0 0 0 0 and 255 255 255 255 don t exist SNMP Trap does not send to these two addresses community This command configures the read only group name and read write group name Use the command community ro to configure the read only and community rw for the read write For example input community rw public public is the r...

Страница 25: ...ol SNMP is an application layer protocol It makes the management information and control between network devices much easier It is part of the TCP IP protocol SNMP enables the end users to manage network performance find and solve network problems and monitor for future network upgrades Management Information Base MIB is the organized hierarchical information set specific to each unit depending on...

Страница 26: ... the IE browser and entering the transmitter IP address displays the following transmitter login page You can read the IP address from the transmitter s Disp Parameters LCD menu OR set it to a new IP address from the Set Parameters if you have a potential IP address conflict with other devices on the same network Enter the user name admin and password 123456 Z Band Technologies LLC factory default...

Страница 27: ...ing interface above at any time This interface displays the device parameters including optical output power laser bias current optical wavelength and power supply voltage etc Click Set Parameter to open the following interface This interface displays the current parameter values and you can set new parameter values here The settings will take effect after clicking the Update button on the right I...

Страница 28: ...er Z Band Technologies LLC warranty Dirty optical connectors lead to optical signal loss and reflections which in turn can seriously degrade signal to noise SNR performance and in some cases distortion performance We recommend that you clean all mating fiber connectors before connecting them to an optical transmitter In addition if you suspect that the optical connector of Z Light 6TX 16TX 26TX ma...

Страница 29: ...inate the connectors and fiber 6 1 1 Cleaning Patch Cord or Pigtail Fiber Optical Connectors CAUTION LASER Remove power before working on the optical connections Observe all safety precautions To clean optical connectors we recommend using a fiber optic connector cleaning cartridge In extenuating circumstances if a cleaning cartridge is not available follow these steps To clean the optical connect...

Страница 30: ...are both normal but the actual measured optical output power is low 1 The poor quality of the test jumper 2 The active fiber connector or adapter may be contaminated 3 The ceramic tube in the adapter may have been broken 1 Replace with a good quality test jumper 2 Clean the contaminated active fiber connector or adapter For specific cleaning methods see section 6 1 3 Replace the damaged adapter Af...

Страница 31: ...l mode 3 Use a spectrum analyzer to check the system link C N and make appropriate adjustments Make sure the system link signal C N 51dB After initial startup the video image has randomly appearing noise or bright traces The RF input has open circuit signal interference or strong interference signal intrusions 1 Check if there is a strong interference signal source reorient the receiving equipment...

Страница 32: ...ny damaged adapter 6 3 After Sales Service 1 When the equipment malfunctions immediately contact your local in country dealer or distributor or directly call our Z Band Technologies LLC USA Technical Support Hotline 866 902 2606 2 The onsite installation maintenance and operation of equipment must be performed by trained professional technicians to avoid damage Special notice If the equipment has ...

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