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Figure 1.1

Figure 1.2

This Operating Manual is made for the 02.019.02 hardware version of IT-19C Base Unit, software
version 01.01.XX.XX of IT-19C and ViewIt19С software version for PC.

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Содержание IT-19C

Страница 1: ...IT 19C QAM SIGNAL ANALYZER OPERATING MANUAL...

Страница 2: ...2 Revision 1 0 of 06 2019...

Страница 3: ...4 Data Logger Function 15 4 4 1 General Information 15 4 4 2 Channel Plan List 15 4 4 3 List of Limit Plans 18 4 4 4 Channel Data Logger 20 4 5 General Settings 24 4 6 Analyzer Self Test 25 4 7 Ident...

Страница 4: ...e rules of storage and transportation in sections 7 and 8 in order to avoid any mechanical damage of the Analyzer In this manual the following abbreviations are used AC alternating current BER Bit Err...

Страница 5: ...5 Figure 1 1 Figure 1 2 This Operating Manual is made for the 02 019 02 hardware version of IT 19C Base Unit software version 01 01 XX XX of IT 19C and ViewIt19 software version for PC...

Страница 6: ...equency symbol rate modulation type There is a spectrum analysis mode aimed at searching for any unwanted signal The Analyzer can be connected to a PC for additional service modes The Analyzer allows...

Страница 7: ...B Level measurement accuracy at 23 0C operation temperature 1 5 dB Level measurement accuracy at rated operating temperature 2 0 dB Level measurement channel passband 230 60 kHz Frequency indication 6...

Страница 8: ...r electronic devices The Analyzer allows you to measure the voltage level of a radio frequency signal parameters of a TV radio frequency signal with analog and digital modulation of the DVB C and J 83...

Страница 9: ...o read this Operating Manual carefully as well as to inspect the location of the controls and indicators of the Analyzer Section 4 1 To prepare your Analyzer for operation with the external power sour...

Страница 10: ...e measurement modes Channel TV channel parameter measurement Scan Channel level ripple and tilt measurement Spectrum Radio frequency signal spectrum measurement Set the icon of the required mode at th...

Страница 11: ...number of the channel CR video level frequency and offset VID video level CN signal noise value V A video level to sound level ratio MARGIN signal noise value margin UPTIME measuring time If a quick...

Страница 12: ...exceed 1 5 V The value of voltage level measured at the input connector of the device is displayed at the top line of the screen If the voltage is constant the value is displayed as 50VDC If the volta...

Страница 13: ...Settings Two parameters will appear in the drop down menu Level scale Possible values are 2 5 10 dB per division Averaging Possible values are Off Low Medium High The level scale can be adjusted with...

Страница 14: ...view is presented in the Figure 4 6 Figure 4 6 The screen shows span window the name and the number of the channel marker position frequency the signal level at the point where the marker is located...

Страница 15: ...ans up to 16 limit plans up to 250 channel data logger pages with maximum number of channels The Analyzer allows viewing the saved data off line or by means of a computer Section 4 8 2 4 4 2 Channel P...

Страница 16: ...Edit Editing channel parameters 3 Delete Deleting a channel In channel editing mode a table with parameters will appear on the screen The screen view is shown in the Figure 4 9 Figure 4 9 The editing...

Страница 17: ...ame Channel name It can be edited in ViewIt19C 5 Modulation The parameter determines a type of modulation 6 Symbol rate The parameter determines the value of the symbol rate To save the channel parame...

Страница 18: ...eating a new one The screen view is shown in Figure 4 10 The table contains the names of the limit plans and their status To select the desired plan limit and enable quick check of parameters press F3...

Страница 19: ...83 channels Power dBuV Minimum and maximum channel power values MER QAM64 dB Minimum MER value for QAM64 modulation MER QAM128 dB Minimum MER value for QAM128 modulation MER QAM256 dB Minimum MER val...

Страница 20: ...to the Channel Test mode This mode allows performing all possible operations with the Channel Data Logger viewing deleting and creating a new page The screen views are shown in figures 4 12 and 4 13 F...

Страница 21: ...for preparing a new page will appear on the screen Figure 4 14 Figure 4 14 The name of the page is assigned automatically In the table it is necessary to select a channel plan and a limit plan from t...

Страница 22: ...ure 4 15 The table contains Page name Name of the Channel Data Logger page Measured Number of channels Measured Total State Test result Defective an ch Number of analog channels with errors total numb...

Страница 23: ...are detected There are errors in the channel parameters The cursor is located on the channel Using the navigation buttons you can select the channel which number and name are displayed at the top and...

Страница 24: ...confirmation dialog will appear on the screen You can cancel or confirm page deletion 4 5 General Settings The General Settings mode is designed to set the modes of the analyzer s overall operation To...

Страница 25: ...in Figure 4 19 Figure 4 19 The table contains the following verifiable parameters Internal drive Remaining capacity of the Data Logger memory Temperature Temperature inside the analyzer Calibration S...

Страница 26: ...ain menu corresponds to this mode The screen view is shown in the Figure 4 20 Figure 4 20 4 8 Operation Controlled by PC 4 8 1 General Information You can control your IT 19C QAM Signal Analyzer via P...

Страница 27: ...logger pages 7 view edit and save Channel plans 8 update the firmware The screen view of ViewIT19C is shown in Figure 4 21 Figure 4 21 4 8 3 SoftManager PC Software SoftManager is intended for updatin...

Страница 28: ...t is distributed with the programs 4 Run the PC program and find the IT19C in the device list by serial number 4 9 Updating Firmware 4 9 1 General Information The device offers the capability to updat...

Страница 29: ...been turned on 4 9 3 Manual Firmware Updating To update the Analyzer firmware manually follow the steps below 1 connect the device to the SoftManager program Sections 4 8 3 4 8 4 To start SoftManager...

Страница 30: ...y To charge the battery connect an external power source of 12 V or connect IT 19C to the vehicle power supply of 12 V The Analyzer will turn on in operating mode Fast battery charge will occur in the...

Страница 31: ...air Possible reason Firmware failure Methods of correction Update the firmware from an external computer Section 4 9 Fault occurrence The analyzer does not turn off in battery operation display backli...

Страница 32: ...this Manual The manufacturer or regional representative shall at his discretion repair or replace for free any Meter recognized as faulty within the warranty period which is twenty four 24 months fro...

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