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Wavetek MS1200, Руководство по эксплуатации

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9

SNAP SHOT

Hold the measurement. The measurement is retained even
if the cable is disconnected from the input.

CLEAR

Clear-out your entry and start over again.

BACKLIGHT ON/OFF

Quickly turn the backlight on when it is too dark to see the
display.

POSITIVE/NEGATIVE

Enter positive and negative values (when allowed).

HELP

View a description of each icon found in the current soft
key menu.

PRINT

Print a measurement screen, installation report, or
configuration report to a serial printer.

Note:

The following secondary function is not available on the MS1200:

FILE

GETTING ACQUAINTED WITH THE SCREEN

There are certain elements of the screen that will become familiar
to you as you use your microStealth.

The Title Bar

Notice the title bar at the very top of the screen. It presents the title
and icon for the current mode you are using.

Содержание MS1200

Страница 1: ...00 851 1198 317 788 5960 Fax 317 782 4607 8 95 Manual Part No 6510 00 0281 This document contains information proprietary to Wavetek The information in this document is not to be used or duplicated in any manner without the prior approval in writing of Wavetek OPERATION MANUAL MODEL MS1200 SCANNING SIGNAL LEVEL METER ...

Страница 2: ...caused by improper storage improperinstallation unauthorizedmodification misuse neglect inadequatemaintenance accidentorforanyProductwhichhasbeenrepairedoralteredbyanyoneotherthanWavetek or its authorized representative or not in accordance with instructions furnished by Wavetek The Warranty described above is Buyer s sole and exclusive remedy and no other warranty whether written or oral expresse...

Страница 3: ...electing the Test Point 28 Installation Results Summary 29 The Channel List 30 The Pass Fail Indicator 30 Channel Measurement 31 Printing an Installation Report 32 Level 32 Adjuisting the Reference Level 33 Tuning by Channel 33 Tuning by Frequency 33 Measurement hold 34 Printing the Screen 34 Warning Indicators 34 Full Scan 35 Moving the Marker 35 Adjusting the Reference Level 36 Adjusting the Sca...

Страница 4: ...ence Level 41 Adjusting the Scale 42 Checking Limits 42 Measurement Hold 43 Printing the Screen 43 Reference 45 Using the Reference Section 45 Help 45 Information 46 Technical Support 47 Appendix A Specifications 49 Appendix B Power Management and Battery 51 Battery Pack Location and Installation 51 Charging the Battery Pack 51 Battery Tips 51 Appendix C Interface Port 53 Connector 53 Cable Specif...

Страница 5: ...o a channel the display indicates the levels of the video and audio carriers and the difference between the carrier levels When performing an installation you can press the Installation Check key to quickly verify that all channels are within limits that you have defined You can use this feature to determine whether or not a subscriber connection meets FCC or other government requirements A specia...

Страница 6: ...6 1 2 5 3 6 4 7 7 ...

Страница 7: ...PAD The keypad consists of the following three Soft keys a Power key four Mode Selection keys an Enter key eleven Alphanumeric keys a Shift key 1 SOFT KEYS There are three horizontally oriented soft keys located below the display The function of each soft key changes depending on the particular operation being performed and is represented by an icon immediately above the key 2 POWER KEY ON OFF Tur...

Страница 8: ...l by repeatedly pressing the key You can also access a set of special characters that do not appear on the keypad by using the up and down arrows Once the desired character is displayed move the cursor to the next position using the right arrow Be sure to terminate your entry by pressing the key 6 SHIFT KEY Some keys perform more than one function The secondary function of a key is represented by ...

Страница 9: ...HELP View a description of each icon found in the current soft key menu PRINT Print a measurement screen installation report or configuration report to a serial printer Note The following secondary function is not available on the MS1200 FILE GETTING ACQUAINTED WITH THE SCREEN There are certain elements of the screen that will become familiar to you as you use your microStealth The Title Bar Notic...

Страница 10: ...his condition persists the unit may need repair The Status Bar Look for the status bar in the lower portion of the screen It displays a bar meter that indicates the charge remaining in your microStealth s battery When the battery meter reads low you will need to switch to a freshly charged battery soon Soft Key Icons There are three soft keys located immediately below the display The function of a...

Страница 11: ...an idea of where you are When you have reached the first or last item an arrow appears inside the scroll box pointing to the direction you can go The Edit Box The edit box appears in the lower portion of the screen when it is necessary to enter values into your microStealth An edit box can be either active or inactive You can tell by looking at the border If the border is solid the edit box is act...

Страница 12: ...To get a description of the highlighted mode press the SHIFT key To travel to the mode you have highlighted press any one of the soft keys or the key Tip You can also use the numeric keys 1 through 9 to highlight the desired icon in the NAVIGATOR screen Each key corresponds to an icon in the 3 by 3 matrix CONFIGURING microSTEALTH Before using your microStealth you may want to configure it for your...

Страница 13: ... soft keys to scroll through the CONFIGURE categories and then press the middle soft key to select the highlighted category PRINTING A CONFIGURATION REPORT In most configuration screens you can print a comprehensive configuration report by pressing the SHIFT keys A bar graph appears indicating the status of the printout The report lists all of the configurable settings including the active channel...

Страница 14: ...ing the amount of time that the backlight is on You can set the time out period to 5 or 10 seconds There is an always off setting for when the backlight is not needed at all There is also an always on setting that defeats the backlight time out feature You can manually turn the backlight on or off at any time by pressing the SHIFT keys When manually activated the backlight remains on continuously ...

Страница 15: ... another device through the serial port Generally you will want to use the highest rate supported Be sure that the baud rate setting of your microStealth matches that of the device that it is connected to CLONE You can easily transfer the entire configuration from one microStealth unit to another This saves you time when configuring multiple units First connect a cable between the two microStealth...

Страница 16: ...can be used to compensate for losses associated with probe points found on certain amplifiers You can enter a value between 99 9 and 99 9 dB Probe compensation is added directly to signal level measurements The compensation value is indicated in the upper left hand corner of the measurement screens There is no indication however if the compensation value is zero Important The PROBE COMPENSATION va...

Страница 17: ...cations including SUBSCRIBER DROP GROUND BLOCK TAP and USER DEFINED or CUSTOM Each test point has its own set of limits that you can edit Press the key to edit the test points A list of available test points appears You can enable or disable each test point in the list When a test point is disabled you cannot use it when performing tests Use the up or down arrow to highlight the desired test point...

Страница 18: ...y pressing the soft key The limits appear on the screen You can selectively enable or disable each individual limit When a limit is disabled your microStealth excludes it when checking limits If the highlighted limit is disabled you can enable it by pressing the soft key A check mark appears in the left hand column to indicate when a limit is enabled If the limit is already enabled pressing the so...

Страница 19: ...lected CHANNEL SEQUENCE You can specify whether channels are listed in numeric or frequency order This setting also affects the sequence in which channels are tuned in the LEVEL screen when using the left and right arrows Note The SCAN screen always displays channels in order of frequency regardless of the CHANNEL SEQUENCE setting BUILD CHANNEL PLAN Your microStealth is capable of identifying whic...

Страница 20: ...e time when building the plan The frequency you enter should be just above the highest channel on your system If you are not sure what the frequency of your highest channel is just use the default value that appears in the edit box If you have entered a value be sure to terminate your entry with the key Press the soft key to begin building the plan Upon pressing the soft key microStealth begins se...

Страница 21: ...l the channels it found to be active on your system You may want to verify that all your channels have been correctly enabled Use the soft key to enable disable the channel highlighted in the list There are several parameters that you can specify for each channel To do this highlight the desired channel using the up or down arrow and press the soft key or the key The parameters for that channel ap...

Страница 22: ...cy This is the frequency of the video carrier in MHz Channel Number The channel number can range from 1 to 999 Label You can enter a label up to four characters in length for each channel This label appears next to the channel number on most screens to help you to remember what programming is on that channel Package You can organize channels into packages In the edit box you can select any package...

Страница 23: ...finished editing the channel press the soft key to return to the channel list Tip Notice that the selected channel number is displayed in the upper right hand corner of the parameter list When the list is active you can use the left or right arrows to select the previous or next channel in the plan You can also use the numeric keys to directly enter a specific channel number SELECT TILT CHANNELS P...

Страница 24: ... a second time to deselect the TILT channel Note The TILT channel numbers are displayed above the list in order of increasing frequency not in the order in which they were se lected When you have finished press the softkey CHANNEL PACKAGES Channel packages allow you to organize channels into groups or tiers You can specify which channels you have installed for a subscriber when checking an install...

Страница 25: ...o disable the package Important The number in the right hand column of the package list indicates how many channels are currently using the package When you disable a package all channels using that package default to NONE no package To edit the name of a package use the up or down arrow to high light the desired package and then press the key You can then use the edit box to change the name Be su...

Страница 26: ...ts Select COPY REMOTE PLAN only on the unit that you want to copy the channel plan to A list of all available channel plans found on the remote unit appears Use the up or down arrow to highlight the plan that you want to copy Press the softkey to begin copying the plan Important Be sure that the baud rate setting of your microStealth matches that of the device that it is connected to see BAUD RATE...

Страница 27: ...hannels that you have just installed and verify that they are within limits If you have configured channel packages you can tell your microStealth which packages the subscriber has ordered and it will display only those channels Press the key to select the INSTALLATION mode or choose the icon from the NAVIGATOR Your microStealth will begin measuring all the enabled channels in the plan A bar graph...

Страница 28: ... soft key deselects it Tip Select ALL CHANNELS if you want to include all the enabled channels in the plan Press the soft key or when you have finished Now your microStealth will only evaluate the channels from the packages that you have selected Tip You can return to this screen at any time to change your package selection by pressing the soft key SELECTING THE TEST POINT The next thing you shoul...

Страница 29: ...nnels in the packages that you have selected To quickly determine the status of the overall limit check look at the PASS FAIL indicator located in the upper portion of the screen This indicates FAIL if any channel is not within the required limits For each limit the worst case actual value is displayed along with a pass fail status Note Only the limits that are enabled in the selected test point a...

Страница 30: ...llowed by the label The level of the video carrier is in the next column The package in which the channel is contained is dis played in the fourth column Finally the overall limits pass fail result for the channel is found in the last column THE PASS FAIL INDICATOR Use the PASS FAIL indicator located directly above the channel list to quickly determine whether the highlighted channel has passed th...

Страница 31: ... video level too high video level too low DVA Failures DVA too high DVA too low CHANNEL MEASUREMENT Press the soft key or to sequence to the channel measure ment screen This screen displays video and audio carrier level measurements along with the DVA for the selected channel Use the up or down arrows to select the previous or next channel in the list ...

Страница 32: ...port to your work order or file it for future reference Tip If you have selected another mode and wish to return to viewing the installation results you can do so without having to repeat the measurement process Simply press the SHIFT keys and the results of the most recent installation check will appear The previous results are no longer available however once the microStealth is shut off LEVEL P...

Страница 33: ...e upper right hand portion of the screen You can use the left or right arrows to tune to the previous or next enabled channel in the plan You can also use the numeric entry keys to tune directly to the desired channel Press the soft key to tune by frequency TUNING BY FREQUENCY The soft key toggles between frequency and channel tuning When you choose frequency tuning microStealth tunes to the video...

Страница 34: ...TING THE SCREEN You can print the entire screen at any time by pressing the SHIFT keys A bar graph appears indicating the status of the printout Tip If you are using your microStealth at a location where it is not convenient to connect to a printer such as on a pole you can put the measurement on hold until you are able to access the printer WARNING INDICATORS If the current measurement is inaccur...

Страница 35: ... MOVING THE MARKER A vertical marker appears over the currently selected channel The channel number type and label appear in the upper right hand portion of the screen The frequency and level of the video and audio carriers for the selected channel can be seen directly beneath the graph You can use the left or right arrows to select the previous or next channel You can also use the numeric entry k...

Страница 36: ...t of soft keys appear Use the and soft keys to increment and decrement the scale value Press the soft key when you have finished ZOOMING IN AND OUT To zoom in on or out from the channel selected by the marker press the soft key A new set of soft keys appear Use the soft key to zoom in and the soft key zoom out The magnifica tion factor is displayed above the graph Press the soft key when you have ...

Страница 37: ... is only available if there is more than one enabled test point see EDIT TEST POINTS When you have selected the limits submenu the marker informa tion below the graph is replaced by the overall limit check summary for channels currently being displayed on the graph For each limit the worst case actual value is displayed along with a pass fail status The results are updated upon the completion of e...

Страница 38: ...ing the overall limit results press the soft key to return to the main menu CHECKING LIMITS ON AN INDIVIDUAL CHANNEL Indicators appear in the marker information area when a channel is outside the limits of the currently selected test point Up or down arrows to the left of the video level and DVA numeric measurement tell you when the limits have been exceeded measurement too high measurement too lo...

Страница 39: ...old The measurement is not retained when another mode is selected or the microStealth is shut off PRINTING THE SCREEN You can print the entire screen at any time by pressing the SHIFT keys A bar graph appears indicating the status of the printout TILT TILT mode simplifies the process of balancing an amplifier TILT mode can only be accessed by choosing the icon from the NAVIGATOR A spectral graph o...

Страница 40: ...d ADJUSTING THE REFERENCE LEVEL The reference level setting is displayed above the graph This is the level at the very top line You can adjust the reference level using the up and down arrows When you press the SHIFT keys your microStealth automatically sets the optimum reference level for you ADJUSTING THE SCALE The scale setting is displayed above the graph You can adjust the scale to provide th...

Страница 41: ...T TILT CHANNELS MOVING THE MARKER A vertical marker appears over the currently selected carrier The channel number type and label appear in the upper right hand portion of the screen The frequency and level of the selected carrier can be seen directly beneath the graph You can use the left or right arrows to select the previous or next carrier ADJUSTING THE REFERENCE LEVEL The reference level sett...

Страница 42: ...e used Press the soft key to sequence through the available test points The test point that you have selected is represented in the upper portion of the screen by one of the following icons Subscriber Drop Ground Block Tap User Defined Note Be sure that you have enabled all of the test points that you are interested in using The soft key is only available if there is more than one enabled test poi...

Страница 43: ...able is disconnected from the input port Notice that the mode icon in the upper left hand portion of the screen appears inverted while the measurement is on hold Pressing the SHIFT keys a second time releases the hold The measurement is not retained when another mode is selected or the microStealth is shut off PRINTING THE SCREEN You can print the entire screen at any time by pressing the SHIFT ke...

Страница 44: ...44 ...

Страница 45: ...lp Information and Technical Support HELP The HELP mode provides on line user assistance by means of context sensitive help screens During normal operations soft key icons appear at the bottom of the display Each help screen de scribes the condition of the soft key icons at the time HELP was pressed Press the SHIFT key to select the HELP mode 3 Reference ...

Страница 46: ...ms If an icon is currently inactive feature not available is displayed INFORMATION Choose the icon from the NAVIGATOR Here you can view information concerning your MS1200 The type of information includes model frequency range serial firmware version calibra tion date and channel plan ...

Страница 47: ...ugh Friday between 8 am and 5 pm at 317 788 5960 Wavetek also maintains a support forum on the Internet You can leave messages and a Technical Support Specialist will get back to you at Internet address CATVSUPPORT wavetek com If you received your unit and found it to be damaged or incomplete in any way phone Wavetek immediately Save the shipping carton and packing material in the event that you h...

Страница 48: ...48 ...

Страница 49: ...Resolution 25 kHz Level Measurement Range 20 to 45 dBmV Resolution 0 1 dB Accuracy 0 75 dB Flatness 0 75 dB Linearity Scan Mode Number of Channels 120 Scan Rate Approximately 6 carriers second General Dimensions 4 25 W x 10 H x 2 5 D Weight 0 8 kg 1 75 lb Operating Temp Range 10 to 50 C 14 to 122 F Water Resistance Meets or exceeds MIL STD 810D Method 506 2 A Appendix A Specifications ...

Страница 50: ...ard Accessories 4010 00 0114 microStealth AC DC charger adapter 1219 00 1223 Battery cartridge for microStealth Options MSUHF Frequency extension to cover range 45 to 890 MHz Sub Option Frequency extension to include 5 to 45 MHz microStealth Carrying Case Durable padded cordura carrying case for microStealth 1219 00 01223 Field replaceable microStealth battery cartridge ...

Страница 51: ... place Charging the Battery Pack To recharge the battery pack plug the AC adapter into the unit The unit will reach fully charged in 16 hours with unit off and 30 hours with unit operating Battery Tips The MS1200 is shipped from the factory only with a light charge You should recharge the battery upon receipt of your unit to ensure a full charge To maximize battery life set Auto Shutoff to 1 minut...

Страница 52: ...52 ...

Страница 53: ...tor The serial interface has a driver built in for RS232 serial binary data interchange The connector is located on the bottom of the unit behind a waterproof cover Pin Assignments for Interface Port Signal Pin Description TXD 1 Transmitted Data RXD 2 Received Data GND 3 Ground C Appendix C Interface Port ...

Страница 54: ...54 CABLE SPECIFICATIONS MICROSTEALTH TO PC MICROSTEALTH TO PRINTER STANDARD ...

Страница 55: ...55 MICROSTEALTH TO MICROSTEALTH MICROSTEALTH TO PRINTER CITIZEN ...

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