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Service Manual                                                                                                                                                                                                                            UTS1000/3000 Series 

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1.

 

Overview 

 

Safety Information

 

This section contains information and warnings that must be observed to keep the instrument operating 

under appropriate safety conditions. In addition to the safety precautions indicated in this section, you must 

follow generally accepted safety procedures. 

 

Safety Precautions 

Warning 

To avoid possible electric shock and personal safety, follow these guidelines: 

During all phases of operation, service, and repair of this instrument, the following general 
safety precautions must be followed. Unilever will not bear any responsibility for the personal 

safety  and  property  loss  caused  by  the  user's  failure  to  follow  the  following  safety 

precautions. This equipment is designed for professional users and responsible institutions 

for measurement  
purposes. 

Do  not  use  this  equipment  in  any  manner  not  specified  by  the  manufacturer.  Unless 

otherwise specified in the product documentation, this equipment is for indoor use only. 

 

Safety statement 

Warning 

A  WARNING  statement  indicates  a  hazard.  It  alerts  the  user  to  a  certain  procedure, 
method of operation, or similar situation. Personal injury or death could result if the rules 

are  not  performed  correctly  or  followed.  Do  not  proceed  to  the  next  step  until  the 

conditions of the indicated WARNING notice are fully understood and met. 

Caution 

The "Caution" symbol indicates a hazard. It alerts the user to a certain procedure, method 
of operation, or similar situation. Failure to perform or follow the rules correctly may result 

in damage to the product or loss of important data. Do not proceed to the next step until 

the indicated CAUTION conditions are fully understood and met. 

Notice 

A CAUTION statement indicates important information. Prompting the user's attention to 

a procedure, practice, condition, etc., should be prominently displayed. 

 
Safety Signs 

 

 

Danger 

Indicates a warning of a possible electric shock hazard that could result in 

personal injury or death. 

 

Warning 

Indicates a point requiring caution, which may result in personal injury or 

damage to the instrument. 

 

Caution 

Indicates  a  potentially  hazardous  condition  that  requires  following  a 
procedure  or  condition  that  may  damage  the  instrument  or  other 

equipment;  if  a  "Caution"  sign  is  indicated,  all  conditions  must  be  met 

before continuing to operate. 

 

Notice 

Indicates a potential problem, a procedure, or a condition that needs to be 
followed, which may cause the instrument to function improperly; if the 

"Caution" mark is marked, all conditions must be met to ensure that the 

instrument can function normally. 

 

Alternating 

current 

Instrument AC, please confirm the regional voltage range. 

Содержание UTS1000 Series

Страница 1: ...Service Manual UTS1000 3000 Series Spectrum Analyzers...

Страница 2: ...ucts will become the property of UNI T References below to Customer mean the person or entity claiming the rights under this Warranty In order to obtain the service promised by this guarantee the cust...

Страница 3: ...rrectly or followed Do not proceed to the next step until the conditions of the indicated WARNING notice are fully understood and met Caution The Caution symbol indicates a hazard It alerts the user t...

Страница 4: ...eters away from Category III lines or 20 meters away from Category IV lines CAT III Primary circuits of large equipment directly connected to the distribution panel and circuit connections between the...

Страница 5: ...Before connecting the cable to the instrument briefly ground its inner and outer conductors to discharge static electricity The protectionlevel ofthisequipmentis 4kV for contactdischarge and 8kV for...

Страница 6: ...transportation and causing damage tothebuttons knobs or interfaces on the panel of the instrument please pay attention to the safety of transportation Maintain proper ventilation Poor ventilation can...

Страница 7: ...ion where it is located Please follow the steps below to install your AC power cord Verify that the power cord is not damaged When installing the instrument please allow enough space for you to connec...

Страница 8: ...ll products in the brochure Where to find operational information For information on instrument installation operation and networking refer to the help or user manual that came with your spectrum anal...

Страница 9: ...orque screwdriver to remove 41 screws 3 Cable Use an SMA torque wrench to set the value at 1 0N m 4 Front cavity of radio frequency board 5 RF PCBA board 6 RF board rear cavity 7 M3 inner torque screw...

Страница 10: ...rew Use a T10 Torque screwdriver to remove 9 screws 3 Surface shell 4 M3 inner torque screw Use a T10 Torque screwdriver to remove 5 screws 5 LCD screen assembly 6 screen bracket 7 M3 inner torque scr...

Страница 11: ...clean Inspection and Cleaning Describes how to inspect for dirt and damage It also describes how to clean the exterior or interior of the instrument Inspection and cleaning are performed as preventive...

Страница 12: ...e display surface Use only enough liquid to dampen the cloth or wipe Avoid excessive force which may damage the display surface Notice Incorrect cleaning agents or methods may damage the display Do no...

Страница 13: ...c electricity wear properly grounded anti static clothing wrist straps and foot straps effective anti static mats Remove the dust cover The following procedure describes the removal and replacement of...

Страница 14: ...static wrist and foot strap during installation and use an antistatic mat in a tested antistatic environment Steps 1 Remove all cables and power cords from the rear panel 2 Place the cushion flat on t...

Страница 15: ...allation and use an antistatic mat in a tested antistatic environment Remove the rear cover Steps 1 Use a T10 Torx screwdriver to remove the 10 upper and lower screws as shown in the figure below 2 Us...

Страница 16: ...ly Steps 1 Use a T10 Torque screwdriver to remove the 4 screws fixing the shielding cover as shown in the figure below 2 Remove the power cord and fan wire and then use a T10 Torque screwdriver to rem...

Страница 17: ...gure below 3 To reinstall reverse the above steps Removing the RF Board The following procedure describes the removal and replacement of the RF board To prevent electrostatic damage to components wear...

Страница 18: ...crews as shown in the figure below 3 Use a T10 Torque screwdriver to remove the 9 screws securing the cavity of the front cover assembly as shown in the figure below 4 Take out the cavity and use a T1...

Страница 19: ...ponents wear a properly grounded antistatic wrist and foot strap during installation and use an antistatic mat in a tested antistatic environment Remove the rear cover Steps 1 Pull out the two connect...

Страница 20: ...of the face plate To prevent electrostatic damage to components wear a properly grounded antistatic wrist and foot strap during installation and use an antistatic mat in a tested antistatic environme...

Страница 21: ...tistatic wrist and foot strap during installation and use an antistatic mat in a tested antistatic environment Remove the rear cover Remove the RF board Removing the digital IF board Remove the cover...

Страница 22: ...F board To prevent electrostatic damage to components wear a properly grounded antistatic wrist and foot strap during installation and use an antistatic mat in a tested antistatic environment Remove t...

Страница 23: ...and possible causes This list is not exhaustive but it can help eliminate quick fix issues such as a loose power cord For more detailed troubleshooting see Trouble shooting Flowchart Symptoms Possible...

Страница 24: ...m Is the power cord connected to the spectrum Is the power cord connected to the AC outlet Does the AC outlet have AC power Replace the power cord no yes yes Connect the power cord Does the power butt...

Страница 25: ...for the guarantees provided in this summary or other applicable warranty certificates UNI T doesnot provideanyotherexpress or implied guarantees including but not limited toany implied guarantees of...

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