SIGLENT SSG5000 Series, Service Manual

Page 1: ...SIGLENT SSA3000X Service Manual 1 SSG5000X Signal Generator r Service Manual E01A...

Page 2: ...ublication replaces all previously corresponding material Any way of copying extracting or translating the contents of this manual is not allowed without the permission of SIGLENT SIGLENT will not be...

Page 3: ...instrument please read the manual carefully to gain more information about the ratings Use Proper Overvoltage Protection Make sure that no overvoltage such as that caused by a thunderstorm can enter t...

Page 4: ...circuiting to the interior of the device or electric shock please do not operate the instrument in a humid environment Do Not Operate in an Explosive Atmosphere In order to avoid damage to the device...

Page 5: ...cates direct injuries or hazards that may happen WARNING Indicates potential injuries or hazards that may happen CAUTION Indicates potential damages to the instrument or other property that may happen...

Page 6: ...st 22 Internal FM modulation test 24 Internal M modulation test 26 Pulse modulation test 28 I Q modulation distortion performance test 30 I Q modulation EVM performance test 32 LF AC test 34 LF DC tes...

Page 7: ...ating voltage for SSG5000X series signal generators is in the range of 100 240 VRMS 50 Hz 60 Hz 440 Hz Please use the power cord provided with the accessories to connect the instrument to the power so...

Page 8: ...aces USB Host USB Device and LAN Being connected to other instruments via these interfaces enables the signal generator to achieve additional capabilities In order to ensure the signal generator is op...

Page 9: ...terface on the front panel of the signal generator 2 An icon shaped like a U disk appears on the upper right of the screen as shown in figure below The icon appearance indicates the U disk has been su...

Page 10: ...by following the installation instructions provided by National Instruments 2 Connect the signal generator USB Device port and the computer using an USB cable 3 Run NI MAX software Click Device and i...

Page 11: ...SIGLENT SSG5000X Service Manual 11...

Page 12: ...s UTILITY Interface Set DHCP State ON as the figure below shows The signal generator will set IP Address and Subnet Mask and Gateway automatically in this network 3 Write down the displayed IP address...

Page 13: ...00X Service Manual 13 5 Select Manual Entry of LAN instrument select Next and enter the IP address as shown Click Finish to establish the connection Note Leave the LAN Device Name BLANK or the connect...

Page 14: ...product and select Open NI VISA Test Panel 8 Click the Input Output option button and click the Query option button in order to view the Read operation information Note The IDN Command known as the I...

Page 15: ...te test results please let the test equipment and the signal generator warm up 30 minutes before testing Below is the required equipment Table 3 1 Test equipment Equipment Specification Qty Recommende...

Page 16: ...est Procedures 1 Connect ref out port of the signal generator to the channel A of the SDG6000X The SDG6000X should be connected to an external OCXO 10 MHz reference oscillator 2 Set the SDG6000X to fr...

Page 17: ...m 90 dBm 110 dBm 110 dBm 130 dBm 9 kHz f 100 kHz 0 9 dB 0 7 dB typ 0 9 dB 0 7 dB typ 1 1 dB 100 kHz f 4 GHz 0 7 dB 0 5 dB typ 0 7 dB 0 5 dB typ 1 1 dB 0 7 dB typ 1 1 dB typ 4 GHz f 6 GHz 0 7 dB 0 5 dB...

Page 18: ...e center frequency of the signal analyzer according to Table 3 2 the center frequency of the signal analyzer corresponds to output frequency of the SSG5000X 8 Each time the center frequency is changed...

Page 19: ...Bm 90 dBm 120 dBm Test Record Form SSG5000X Output Frequency Power Meter Measurement Value A1 Signal Analyzer Measurement Value A2 System Error 103 kHz 1 33 MHz 51 33 MHz 533 MHz 1 933 GHz 2 433 GHz 2...

Page 20: ...l 103 kHz 0 7 1 33 MHz 51 33 MHz 533 MHz 1 933 GHz 2 433 GHz 2 933 GHz 3 933 GHz 4 933 GHz 5 933 GHz Reference Value 120 dBm SSG5000X Output Frequency Signal Analyzer Measurement Value A3 Global Error...

Page 21: ...he input attenuation to auto 3 Set the reference level to the SSG5000X power plus 2 4 Switch the preamp to off 5 Set the center frequency to the SSG5000X frequency 6 Set the span to 5 kHz 7 Set the re...

Page 22: ...external AM depth setting range 0 100 Resolution of m 1 setting 0 1 AM Accuracy fmod 1 kHz 4 of m setting 1 AM Distortion fmod 1 kHz m 30 level 0 dBm 3 typ Note 1 m represents the AM depth Test Devic...

Page 23: ...ale and then read the results of the demodulated signal in the AM analog demodulation test interface of the signal analyzer Record the measurement results Pk Pk 2 and Distortion Note the value Pk Pk 2...

Page 24: ...5 nom Note 1 Please refer to the value of N in the Frequency Bands section of the SSG5000X Data Sheet 2 m represents the FM deviation Test Devices 1 Signal Analyzer 1 2 Dual BNC Cable 1 3 Dual N Cable...

Page 25: ...gnal in the FM analog demodulation test interface of the signal analyzer Record the measurement results Pk Pk 2 and Distortion Note the value Pk Pk 2 represents the peak of the low frequency signal af...

Page 26: ...the value of N in the Frequency Bands section of the SSG5000X Data Sheet 2 m represents the M deviation Test Devices 1 Signal Analyzer 1 2 Dual BNC Cable 1 3 Dual N Cable 1 Test Connection Diagram Te...

Page 27: ...ord the measurement results Pk Pk 2 and Distortion Note the value Pk Pk 2 represents the peak of the low frequency signal after M demodulated 5 Calculate the modulation accuracy and the distortion usi...

Page 28: ...N Cable 1 Test Connection Diagram Test Procedures 1 Synchronize the SSG5000X and signal analyzer Connect the RF output terminal of the SSG5000X with the RF input terminal of the signal analyzer as sho...

Page 29: ...ime to 1s 8 Set the trigger mode to video trigger 4 Press Click to trigger on the display of the SSG5000X to start a pulse sweep and wait for the analyzer to finish a sweep then press Peak Search to l...

Page 30: ...ronize the SSG5000X and signal analyzer Connect the RF output terminal of the SSG5000X with the RF input terminal of the signal analyzer 2 Configure the SSG5000X 1 Set the frequency to 2 2 GHz 2 Set t...

Page 31: ...nter frequency to the 2 2 GHz 4 Set the Measurement to ACP 5 Record the adjacent channel power ratio ACPR 4 Compare the measurement result with the specification Offset ACPR measurement Spec Range Pas...

Page 32: ...he SSG5000X and signal analyzer Connect the RF output terminal of the SSG5000X with the RF input terminal of the signal analyzer 2 Configure the SSG5000X 1 Set the frequency according to test record f...

Page 33: ...Hz 8 Set the Modulation Format to be the same as the SSG5000X 9 Set the Meas Filter to Root Raised Cosine 10 Set the Ref Filter to Raised Cosine 11 Set the filter Alpha to 0 25 12 Record the EVM 4 Com...

Page 34: ...t the USB connector of the SSG5000X with the USB interface of the power sensor as shown in figure above 2 Enable LF output switch Select Sine waveform of the generator and set the amplitude to 0 dBm a...

Page 35: ...SIGLENT SSG5000X Service Manual 35 800 kHz 900 kHz 1 MHz 3 Compare the value measured from Power Sensor shown on the SSG5000X interface with the spec range shown in the table above...

Page 36: ...erator and set the instrument to each output value described in the table below and measure the output voltage with the DMM DC Offset DMM Measurement Value Spec Range 1 3 mV 2 V 2 017 V 1 983 V 1 V 1...

Page 37: ...ll the modules Safety Considerations Only qualified personnel should perform the disassembly procedures Whenever possible disconnect the power before you begin to remove or replace the modules Otherwi...

Page 38: ...Table 4 1 List of modules Number of Module Module 1 Outer cover 2 Front Panel 3 Power module 4 Main board 5 Control board 6 IQ board 7 RF connector 8 LCD Keyboard Required Tools Use these tools to re...

Page 39: ...ete disassembly will be best achieved using the following operating steps Removing the Outer Cover Removal steps 1 Remove the screws as shown in figures above 2 Press the place of the outer cover as t...

Page 40: ...Removal steps 1 Disconnect the power cable and the RF cable 2 Remove the nine screws located on the IQ board 3 Remove the eight nuts from the back BNC terminal 4 Next remove the IQ board To install th...

Page 41: ...41 Removing the Power Module Removal steps 1 Disconnect the power cable 2 Remove the five screws located on the metal shell 3 Next remove the Power Module To install the Power Module please follow th...

Page 42: ...SIGLENT 42 SSG5000X Service Manual Removing the Control Board Removal steps 1 Unlock the hook as show in the above figure 2 Remove the control board...

Page 43: ...Q board first 1 Place the signal generator bottom up 2 Disconnect the screen cable and RF cable connected to the main board module from the fronted module 3 Remove the screws located on the main board...

Page 44: ...anual Removing the front panel SCREW 4 SCREW 8 Removal steps 1 Remove the eight screws on the rubber feet 2 Remove the four screws located on the front panel To install the front panel please perform...

Page 45: ...REW 4 Figure 4 5 Removing the LCD and keyboard Removal steps 1 Remove the thirteen screws on the keyboard 2 Remove the four screws located on the edge of the display module 3 Disconnect the cable that...

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