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Agilent Technologies 53150A, Service Manual

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Agilent Technologies 53150A Service Manual Download Page 62

Chapter 2  Service

Troubleshooting the Counter

Assembly Level Service Guide

2-15

2

Self-Test

The Counter performs a Self-Test procedure when it is powered on. 
The Self-Test can also be invoked from the Counter’s Menu. 

Running the Self Test

1

Disconnect all cables connected to the Counter’s front and rear signal 
connectors.

2

Turn on the 

Main ~ Power

 switch on the Counter’s rear panel.

3

Press and release the 

Power

 button on the front panel.

4

Observe the front-panel display and note any error messages displayed.

5

When 

CH 2 NO SIGNAL

 is displayed, press and release the 

Shift

 key, 

and then press and release the 

Menu

 key.

6

Press the up-arrow key or the down-arrow key repeatedly until DO SELF 
TEST is displayed, and then press and release the 

Enter

 key.

7

Observe the front-panel display and note any error messages displayed.

Summary of Contents for 53150A

Page 1: ...c i a n sw i t ho v e r 1 5 0y e a r so f s p e c i a l i z a t i o n 9 0d a yw a r r a n t y 5d a yr i g h t o f r e t u r no na l l e q u i p me n t 1 3y e a r w a r r a n t i e sf o r n e wa n d p...

Page 2: ...53150A 53151A and 53152A Microwave Frequency Counters The information in this guide applies to instruments having the number prefix below unless accompanied by a Manual Updating Changes package indic...

Page 3: ...lent will replace software media which does not execute its programming instructions due to such defects For detailed warranty information see back matter Safety Considerations General This product an...

Page 4: ...ilable xii Manuals Supplied xii 1 Performance Tests Introduction 1 2 Operational Verification 1 2 Complete Performance Tests 1 3 Recommended Calibration Cycle 1 3 Test Record 1 3 Equipment Required 1...

Page 5: ...wer Measurement 20 dBm 1 27 Test 4c Channel 2 26 5 GHz to 46 GHz Power Measurement 20 dBm 1 28 Test 4d Channel 2 50 MHz to 20 GHz Power Measurement 0 dBm 1 28 Test 4e Channel 2 22 GHz to 26 5 GHz Powe...

Page 6: ...ecks 2 11 Assembly Identification and Location 2 11 Troubleshooting the Counter 2 13 Power Supply Check 2 13 Adjusting the 5 VDC Output 2 14 Self Test 2 15 Running the Self Test 2 15 Self Test Error M...

Page 7: ...entification 4 5 Reference Designations 4 5 Cabinet Parts and Hardware 4 5 Accessories and Miscellaneous Items 4 5 5 Backdating Introduction 5 2 6 Specifications Introduction 6 2 Measurement Specifica...

Page 8: ...is critical you can receive your repaired Counter via overnight shipment Call 1 800 403 0801 and ask for Emergency Response or Express Calibration Service When your Counter is repaired it is returned...

Page 9: ...a higher serial prefix are covered when required by one or more manual change sheets included with this guide If a required change sheet is missing contact your nearest Agilent Sales Office listed at...

Page 10: ...kdating contains information required to adapt this manual for older instruments to be provided when required Chapter 6 Specifications lists all the specifications and operating characteristics for th...

Page 11: ...uency Frequency Offset and Power including Power Offset and Relative Power All of these features are accessible from the front panel and over the GPIB and RS 232 interfaces The Agilent 53150A 151A 152...

Page 12: ...ption 1CM not installed Soft Carrying Case Option 007 not installed NOTE Hardware options can be retrofitted at an Agilent Service Center However the cost to retrofit options is considerably higher th...

Page 13: ...harger Agilent P N 53150 60217 115V includes Automotive Power Adapter Battery Charger Agilent P N 53150 60218 230V includes Automotive Power Adapter GPIB Cables Agilent P N 10833A B C D RS 232 Cable A...

Page 14: ...1 Performance Tests Verifying Specifications...

Page 15: ...rformance Tests This chapter is organized as follows Introduction pg 1 2 Equipment Required pg 1 4 Operational Verification pg 1 5 Complete Performance Tests pg 1 11 Performance Test Record pg 1 30 Op...

Page 16: ...ental conditions aging and measurement accuracy required the Counter should be checked using the operational verification procedure at least once every year after the unit is first placed in operation...

Page 17: ...m Agilent 437B 1 P T Power Sensor 50 MHz to 50 GHz 13 dBm to 50 dBm Agilent 8487A D 1 P T Power Sensor Cable 2 4 mm to 2 4 mm 5 ft Agilent 11730A 1 P T 50 Feedthrough Terminator 50 m to f BNC Agilent...

Page 18: ...erience is necessary These procedures should be followed in the order in which they appear Power On Self Tests NOTE This test is appropriate for the Agilent 53150A 53151A and 53152A Counters 1 Inspect...

Page 19: ...oubleshooting section in Chapter 2 Service 8 Mark Pass or Fail in the Performance Test Record on page 1 30 Test 1 NOTE To ensure that the test results are valid the Counter and the test equipment shou...

Page 20: ...nd release the Shift key and then press and release the Menu Reset Local key 3 Press the up and or down arrow key s as many times as necessary until DO SELF TEST is displayed 4 Press and release the E...

Page 21: ...should be powered on for at least 30 minutes prior to beginning the tests This allows the internal temperatures of the equipment to stabilize These tests are appropriate for the Agilent 53150A 53151A...

Page 22: ...panel 7 If necessary use the up and down arrow keys to cycle the display until it reads REF OSC INT 8 Press the right arrow key once INT begins to flash off and on 9 Press the up or down arrow key onc...

Page 23: ...isplays a reading of approximately 2 MHz and that the Ext Ref annunciator is activated 16 Mark Pass or Fail for Test 4 in the Performance Test Record on page 1 30 This completes the Operational Verifi...

Page 24: ...e valid the Counter and the test equipment should be powered on for at least 30 minutes prior to beginning the tests This allows the internal temperatures of the equipment and the timebase to stabiliz...

Page 25: ...st equipment should be powered on for at least 30 minutes prior to beginning the tests This allows the internal temperatures of the equipment to stabilize These tests are appropriate for the Agilent 5...

Page 26: ...front panel 7 If necessary use the up and down arrow keys to cycle the display until it reads REF OSC INT 8 Press the right arrow key once INT begins to flash off and on 9 Press the up or down arrow k...

Page 27: ...1 30 2 MHz External Timebase Input Test 1 Change the frequency of the first Synthesizer connected to the Counter s rear panel Reference 10 MHz connector to 2 MHz 2 Press and release the Counter s Rese...

Page 28: ...frequency of the first Synthesizer connected to the Counter s rear panel Reference 10 MHz connector to 10 MHz 2 Press and release the Counter s Reset Local key 3 Verify that the Counter displays a rea...

Page 29: ...Agilent 8487A D Power Sensor Agilent 11730A Power Sensor Cable Agilent 11667C Power Splitter Agilent 8490D Opt 020 20 dB Attenuator Agilent 1250 2015 BNC m to SMA f Adapter Agilent 11904A 2 92 mm m to...

Page 30: ...Performance Test Record on page 1 30 14 9 dBm 40 mV 5 Record the frequency value read on the Counter 1 count for Test 2a in the Performance Test Record on page 1 30 6 Repeat steps 3 4 and 5 for each...

Page 31: ...EL 1 input connector on the Counter s front panel refer to Figure 1 4 for steps 1 through 9 Figure 1 4 50 MHz to 125 MHz Frequency Sensitivity Test Setup NOTE If the 10 MHz reference output of the 536...

Page 32: ...the Adapter on the Synthesizer s RF output connector and the input connector on the Agilent 11667C Power Splitter 8 Connect the Agilent 8487A D Power Sensor to the remaining output connector on the Ag...

Page 33: ...rk Pass in the Performance Test Record for Test 2b If either of the frequency readings you recorded are incorrect mark Fail in the Performance Test Record 16 Disconnect the Agilent 10100C Feedthrough...

Page 34: ...a 50 MHz to 20 GHz Frequency Sensitivity NOTE This test is appropriate for the Agilent 53150A 53151A and 53152A Counters 1 Connect the Agilent 11904D 2 92 mm m to 2 4 mm f Adapter to the Counter s CHA...

Page 35: ...Performance Test Record on page 1 31 0 dBm The added 20 dBm compensates for the 20 dB Attenuator 8 Record the frequency value read on the Counter 1 count for Test 3a in the Performance Test Record on...

Page 36: ...ecified for Test 3b in the Performance Test Record on page 1 31 22 GHz 3 Set the power output of the Synthesizer read on the Power Meter to a power value 20 dBm above the value specified for Test 3b i...

Page 37: ...ensates for the 20 dB Attenuator 4 Record the frequency value read on the Counter 1 count for Test 3c in the Performance Test Record on page 1 31 5 Repeat steps 2 through 4 for each of the remaining f...

Page 38: ...Agilent 11900B 2 4 mm f to 2 4 mm f Adapter 2 4 mm m to 2 4 mm m Cable 2 Test 4a 50 MHz to 20 GHz Power Measurement 20 dBm NOTE This test is appropriate for the Agilent 53150A 53151A and 53152A Count...

Page 39: ...CHANNEL 2 if necessary use the Chan Select key on the Counter s front panel to select CHANNEL 2 8 Adjust the power output of the Synthesizer so that the power output of the Microwave Amplifier is 20...

Page 40: ...53151A and 53152A Counters 1 Use the same test setup as described for Test 4a on page 1 25 2 With the power output of the Microwave Amplifier still at 20 dBm adjust the power output of the Agilent 83...

Page 41: ...d 4 Repeat steps 2 and 3 for each of the remaining frequency values listed for Test 4c 5 Mark Pass or Fail for Test 4c in the Performance Test Record Test 4d Channel 2 50 MHz to 20 GHz Power Measureme...

Page 42: ...st Record 4 Repeat steps 2 and 3 for the remaining frequency values listed for Test 4e 5 Mark Pass or Fail for Test 4e in the Performance Test Record Test 4f Channel 2 30 GHz to 46 GHz Power Measureme...

Page 43: ...st N A 4 10 MHz External Timebase Input Test 2 MHz Test Number Complete Performance Tests Specifications Test Results Pass Fail 1a 1 MHz External Timebase Input Test 2 MHz 1b 2 MHz External Timebase I...

Page 44: ...3151A 53152A 3a 50 MHz 100 MHz 250 MHz 300 MHz 500 MHz 1 GHz 2 5 GHz 5 GHz 10 GHz 12 4 GHz 16 GHz 18 GHz 19 GHz 20 GHz 20 dBm 33 dBm 29 dBm 20 dBm 33 dBm 29 dBm 20 dBm 33 dBm 30 dBm 27 dBm Channel 2 F...

Page 45: ...tions Test Results Pass Fail Power Measurement 20 dBm 53150A 53151A 53152A 4a 50 MHz 500 MHz 1 GHz 5 GHz 10 GHz 12 4 GHz 15 GHz 17 GHz 20 GHz 1 5 dB 1 5 dB 1 0 dBm 1 5 dB Power Measurement 20 dBm 5315...

Page 46: ...cations Test Results Pass Fail Power Measurement 0 dBm 53150A 53151A 53152A 4d 50 MHz 500 MHz 1 GHz 5 GHz 10 GHz 12 4 GHz 15 GHz 17 GHz 20 GHz 1 5 dB 1 5 dB 1 0 dB 1 5 dB Power Measurement 0 dBm 53150...

Page 47: ...Chapter 1 Performance Tests Performance Test Record Page 4 of 4 1 34 Assembly Level Service Guide 1...

Page 48: ...2 Service...

Page 49: ...8 This section provides you with pertinent information such as safety considerations recommended test equipment repair and after service considerations and assembly identification and location Trouble...

Page 50: ...s Calibration Service When your Counter is repaired it is returned via overnight shipment at no extra charge 1 Write the following information on a tag Owner s name and address Counter model number Co...

Page 51: ...blocks is in its proper position in the box 4 Place the instrument front panel end first on the polystyrene block 5 Place the other polystyrene block on top of the rear end of the instrument to secure...

Page 52: ...Level Service Guide 2 5 2 4 Add a layer of shock absorbing material that is 3 to 4 inches 70 to 100 mm thick around all sides of the instrument cushion it and to prevent it from moving within the con...

Page 53: ...at least 30 minutes prior to beginning the calibration procedure This allows the internal temperature of the Counter and its timebase to stabilize Equipment Required 10 MHz Reference Standard Non met...

Page 54: ...tool through the hole in the lower right side of the Counter s cover and into the slot in the timebase calibration screw 4 Turn the calibration screw clockwise to increase the Counter s reading or cou...

Page 55: ...e for use by service trained personnel only To avoid dangerous electric shock do not perform any servicing or make any adjustments with the cover removed unless qualified to do so WARNING BEFORE APPLY...

Page 56: ...ly degraded or damaged by electrostatic discharge Use the following precautions when servicing the instrument 1 ENSURE that static sensitive devices or assemblies are serviced at static safe work stat...

Page 57: ...the instrument WARNING THE RESISTANCE CHECKS DESCRIBED IN THE FOLLOWING TEXT REQUIRE THAT THE POWER CORD BE CONNECTED TO THE INSTRUMENT AND THAT AC POWER BE DISCONNECTED BE SURE THAT THE POWER CORD I...

Page 58: ...Tests Assembly Identification and Location The assembly number name and Agilent part number for each of the Agilent 53150A 53151A and 53152A assemblies are listed in Table 2 1 Figure 2 2 illustrates...

Page 59: ...Chapter 2 Service Pre Troubleshooting Information 2 12 Assembly Level Service Guide 2 Figure 2 2 Replaceable Assembly Locations Top Internal View A10 A12 A9 A8 A7 A5 A4 A2 A6 A1 A3 A11...

Page 60: ...ssembly is fused for safety reasons It must be assumed that if the fuses are blown the power supply has probably suffered damage and has therefore become unreliable If the power supply fails it must b...

Page 61: ...the power supply s circuit board When adjusting the 5 VDC output use a non metallic or insulated adjustment tool Table 2 2 A4 Power Supply Inputs and Outputs Input Output Voltage Connector and Pin De...

Page 62: ...connectors 2 Turn on the Main Power switch on the Counter s rear panel 3 Press and release the Power button on the front panel 4 Observe the front panel display and note any error messages displayed...

Page 63: ...M tests completed with no errors detected EEPROM FAIL CONFIGURATION DATA The configuration data saved in EEPROM memory is defective ROM FAIL Computed checkbyte does not match the value stored in EEPRO...

Page 64: ...ircuit THRS THRU Failure detected in the Channel 2 through path threshold circuit THRS HET Failure detected in the Channel 2 heterodyne path threshold circuit EEP WRT FAIL Failure detected while writi...

Page 65: ...ailure detected while writing to EEPROM FRONT PANEL FAIL The front panel or its interconnecting cable are defective or not properly connected FPGA FAIL Failure detected in the FPGA Field Programmable...

Page 66: ...3 Replacing Assemblies Disassembly and Reassembly...

Page 67: ...hroud pg 3 8 Removing the Rear Panel Assembly pg 3 12 Removing the Cooling Fan pg 3 15 Replacing the Power Supply pg 3 16 WARNING HAZARDOUS VOLTAGES ARE PRESENT ON THE POWER SUPPLY ASSEMBLY DISCONNECT...

Page 68: ...ent procedures 1 If the Counter is on press and release the POWER button on the front panel and then set the Main Power switch on the rear panel to 0 off 2 Disconnect the AC power cord from the AC inp...

Page 69: ...r of the bumper diagonally then slide it off the front of the Counter Figure 3 1 Removing the Bumpers 2 Use the equivalent procedure for the rear bumper NOTE The bumpers can be used to support and pro...

Page 70: ...ends of the handle outward at the mounts to detach it and set it aside Figure 3 2 Removing the Handle 2 Remove the front bumper see Removing the Bumpers on page 3 4 3 Use a T15 TORX screwdriver to re...

Page 71: ...ear panel of the Counter see Figure 3 4 Figure 3 4 Rear Bezel Mounting Screws 3 Use a 1 Phillips screwdriver to remove the three 4 40 x 3 16 inch countersunk shroud screws on the top of the Counter ne...

Page 72: ...vic ing to qua lifie d per son nel O PTIO NS 00 1 Ov en Tim e Ba se 00 2 Ba tte ry Th is uni t mu st be ear th gro und ed M ad e in U S A with dom est ic and fore ign con ten t AC PO WE R 10 0 13 0 V...

Page 73: ...s can be used to support and protect the Counter after the shroud is removed Place both bumpers on their inner edges on your work surface and then place the Counter on top of them The rear bumper can...

Page 74: ...M ad e in U S A with dom est ic and fore ign con ten t AC PO WE R 10 0 13 0 VA C 50 60 40 0 Hz 75 VA 22 0 24 0 VA C 50 60 Hz 75 VA 25 0 V FU SE 11 TO 18 VD C EX T DC Re fer enc e 10 MH z In or Ou t Au...

Page 75: ...d carefully remove the shroud the rest of the way see Figure 3 9 Figure 3 9 Removing the Shroud W A R N IN G To av old ele ctr ic sh oc k do no t re mo ve co ve rs No us er se rvi ce ab le pa rts ins...

Page 76: ...ud completely see Removing the Shroud on page 3 8 2 Remove the four 4 40 x 3 16 inch self locking flathead machine screws that attach the front bezel to the front panel two on top and two on the botto...

Page 77: ...e the battery sled from the Counter for instructions on removing the battery sled see Appendix C of the Agilent 53150A 151A 152A Operating Guide 4 If the Battery Option is installed remove the four 4...

Page 78: ...able so that it cannot catch on any other cables or other components of the Counter 8 Disconnect the external reference input output cable coaxial from connector J8 on the main board J8 is directly un...

Page 79: ...UNTER UNLESS THIS GROUND WIRE IS SECURELY CONNECTED TO THE CHASSIS WALL AND THE REAR PANEL ASSEMBLY 12 Extract the ends of all of the cables that you disconnected in Steps 7 through 9 from under the p...

Page 80: ...floor of the chassis immediately behind the front panel assembly and remove the cooling fan cable from the cable clamps 4 Extract the end of the cooling fan cable from under the power supply by pulli...

Page 81: ...opening in the chassis to loosen it from the chassis 5 Remove the power supply cover by sliding it through the rectangular opening in the side of the counter s chassis 6 Use a inch nut driver to remov...

Page 82: ...e a lockwasher over the screw on top of the circuit board 15 Thread a nut onto the screw but do not tighten it fully at this time 16 Repeat steps 12 through 15 for the other circuit board mounting hol...

Page 83: ...Chapter 3 Replacing Assemblies Replacing the Power Supply 3 18 Assembly Level Service Guide 3...

Page 84: ...4 Replaceable Parts...

Page 85: ...hassis with the shroud removed These illustrations are provided to help you locate and identify parts Replaceable Parts Table 4 2 contains a list of replaceable parts that is organized as follows 1 El...

Page 86: ...ntact Agilent If the part you need is not identified in the guide you can call Agilent for assistance see the following section titled Contacting Agilent Please have the following information availabl...

Page 87: ...mail from Agilent using the telephone numbers or address listed on the next page You can also contact your local Agilent sales office Agilent sales offices are listed near the back of this guide By Te...

Page 88: ...et and external parts and mounting hardware refer to Figure 4 2 internal parts and mounting hardware are shown in Figure 4 1 These figures provide different views of the instrument with the parts iden...

Page 89: ...cation 4 6 Assembly Level Service Guide 4 Figure 4 1 Agilent 53150A 151A 152A Exploded View Internal Parts H3 H4 A5 H5 A6 H6 A7 A8 A10 W2 W3 A1 A2 A3 H2 H3 H4 H4 A9 MP1 A4 H2 H2 H2 H2 H2 W1 H9 H7 H5 H...

Page 90: ...ceable Parts Parts Identification Assembly Level Service Guide 4 7 4 Figure 4 2 Agilent 53150A 151A 152A Exploded View Cabinet and External Parts MP8 MP7 H16 H16 H15 MP6 MP3 MP4 MP2 H15 H15 H15 H14 MP...

Page 91: ...Chapter 4 Replaceable Parts Parts Identification 4 8 Assembly Level Service Guide 4 Figure 4 3 Agilent 53150A 151A 152A Top View W1 P O A10 P O A10 W2 P O A10 P O A10 P O A10 W8 W7 W6 W5 W4 W9 A5 A11...

Page 92: ...NTRY MODULE ASSY 2011148 01 A11 0950 3299 1 POWER SUPPLY ASSY 45 W 2011156 01 A12 53150 60220 1 SWITCH ASSY REAR PANEL POWER 2041089 01 H1 2200 0155 4 SCREW PANHEAD 4 40x1 5120004 16 H2 0590 0076 105...

Page 93: ...MP8 53150 40002 1 BUMPER REAR 5211121 01 W1 53150 60209 1 CABLE ASSY GPIB INTERFACE 2041084 01 53150 40006 1 CABLE ASSY AC SWITCH INTERFACE 5 2041089 01 W2 53150 60210 1 CABLE ASSY COAXIAL 10 MHz I O...

Page 94: ...8120 0696 CABLE ASSY POWER CANADA 8120 1692 CABLE ASSY POWER DENMARK 8120 2957 CABLE ASSY POWER ENGLAND 8120 1703 CABLE ASSY POWER GERMANY 8120 2296 CABLE ASSY POWER JAPAN 8120 4754 CABLE ASSY POWER S...

Page 95: ...Chapter 4 Replaceable Parts Parts Identification 4 12 Assembly Level Service Guide 4...

Page 96: ...5 Backdating...

Page 97: ...page of this guide These instruments may be supplied with a Manual Updating Changes package containing the required information or they may be supplied with newer editions of this guide that contain i...

Page 98: ...6 Specifications...

Page 99: ...ter 6 Specifications Measurement Specifications and Characteristics 6 2 Assembly Level Service Guide 6 Introduction The specifications of the Agilent 53150A 53151A and 53152A are provided in this chap...

Page 100: ...50 MHz 2 GHz 2 46 GHz 2 Vrms 5 dBm 13 dBm 2 Vrms 5 dBm 13 dBm 2 Vrms 5 dBm 13 dBm Damage Level Channel 1 Channel 2 120 V dc ac pk linearly derated to 5 Vrms at 125 MHz 27 dBm 120 V dc ac pk linearly...

Page 101: ...5 GHz 10 MHz rate 1 MHz p p 10 MHz rate AM Tolerance Channel 1 Channel 2 N A Any index provided minimum signal level is not less than sensitivity N A Any index provided minimum signal level is not le...

Page 102: ...asurement Specifications and Characteristics Assembly Level Service Guide 6 5 6 Typical power measurement uncertainty at 25 C for various input levels Typical means approximately 2 3 of all units will...

Page 103: ...ns Measurement Specifications and Characteristics 6 6 Assembly Level Service Guide 6 Typical power measurement uncertainty at 25 dBm input level Typical means approximately 2 3 of all units will meet...

Page 104: ...9200 baud Power Supply ac 90 132 Vac 47 5 66 Hz or 360 440 Hz 216 264 Vac 47 5 66 Hz line selection automatic power requirements 75 VA max 25 W typ dc Option 002 only 11 18 Vdc 2A max Battery Option 0...

Page 105: ...r either power or frequency Averaging 1 to 99 measurement running average Cable Loss Compensation Offsets power reading via linear interpolation of user entered attenuations with up to 9 independent f...

Page 106: ...ion procedure 2 6 Case xii Channel 1 Frequency Sensitivity 1 12 Channel 2 22 GHz to 26 5 GHz Power Measurement 0 dBm 1 29 Channel 2 22 GHz to 26 5 GHz Power Measurement 20 dBm 1 27 Channel 2 26 5 GHz...

Page 107: ...nternal parts 4 2 ISD 2 3 M Manual Updating Changes 5 2 Manuals Supplied xii Measurement Specifications 6 3 messages 2 16 2 17 2 18 Miscellaneous Items 4 11 O Operational Verification 1 2 1 30 Options...

Page 108: ...MHz to 125 MHz Frequency Sensitivity 1 18 Test 2 Channel 2 Frequency Sensitivity 1 21 Test 2a 50 MHz to 20 GHz Frequency Sensitivity 1 21 Test 2b 22 GHz to 26 5 GHz Frequency Sensitivity 1 23 Test 2c...

Page 109: ...Index Index 4 Assembly Level Service Guide Index...

Page 110: ...of local service representatives on the web site listed above If you do not have access to the Internet one of the following centers can direct you to your nearest representative Asia Pacific Hong Kon...

Page 111: ...in Australia and New Zealand the warranty terms contained in this statement except to the extent lawfully permitted do not exclude restrict or modify and are in addition to the mandatory statutory ri...

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