Tektronix H600 RFHawk Скачать руководство пользователя страница 71 | Manualshive

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Troubleshooting

Troubleshooting

WARNING.

Before doing this or any other procedure in this manual, read

the Safety Summary found at the beginning of this manual. Also, to prevent
possible injury to service personnel or damage to the instrument components,
read Installation in the product user manual, available on the Web at
www.tektronix.com, and Preventing ESD in this document.(See page 4-3.)

This section contains information and procedures designed to help you isolate
faulty modules in the H600 RF

Hawk

or SA2600 Spectrum Analyzer.

This section assumes that service personnel have the prerequisite skills required to
work on this instrument. Details of instrument operation are not in this manual.

The following diagram shows the processor and backlight inverter board
connections. Use this diagram while doing the troubleshooting steps in this
section.

Figure 4-1: Processor and backlight inverter board input and output connections

H600 & SA2600 Service Manual

4–13

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Содержание H600 RFHawk

Страница 1: ...xx H600 RFHawk SA2600 Spectrum Analyzer ZZZ Service Manual P071264101 071 2641 01...

Страница 2: ......

Страница 3: ...H600 RFHawk SA2600 Spectrum Analyzer ZZZ Service Manual xx Revision A www tektronix com 071 2641 01...

Страница 4: ...in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc NetTek is a re...

Страница 5: ...taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and...

Страница 6: ......

Страница 7: ...Verify Performance 1 12 Theory of Operation Theory of Operation 2 1 Platform 2 1 Measurement Module 2 9 Adjustment Procedures Adjustment Procedures 3 1 Maintenance Cleaning 4 1 Removal and Replacemen...

Страница 8: ...and SA2600 Instrument Specific Battery Maintenance 4 26 Repackaging for Shipment 4 30 Replaceable Parts Replaceable Parts 5 1 Parts Ordering Information 5 1 Using the Replaceable Parts List 5 1 Speci...

Страница 9: ...sor and backlight inverter board input and output connections 4 13 Figure 5 1 Module and cover replaceable parts 5 2 Figure 5 2 Mainframe replaceable parts 5 4 Figure 5 3 H600 and SA2600 accessories 5...

Страница 10: ...keyboard connector J700 4 20 Table 4 12 Headphone connector J300 4 20 Table 4 13 TFT color display connector J660 4 20 Table 4 14 TFT backlight connector CN2 Backlight Inverter Board 4 21 Table 4 15 T...

Страница 11: ...anual for further ratings information before making connections to the product The inputs are not rated for connection to mains or Category II III or IV circuits Power disconnect The power cord discon...

Страница 12: ...es that could result in damage to this product or other property Symbols and Terms on the Product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you...

Страница 13: ...son capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock switch off the instrument power then disconnect the power cord from the mains power Use Care Wh...

Страница 14: ...Service Safety Summary viii H600 SA2600 Service Manual...

Страница 15: ...rovide important information needed to perform the service correctly safely and efficiently Manual Conventions This manual uses certain conventions that you should become familiar with before attempti...

Страница 16: ...071 2464 xx for the H600 RFHawk and Tektronix part number 071 2465 xx for the SA2600 Spectrum Analyzer contain general information about how to put the instrument into service guides to user interface...

Страница 17: ...Operating Information...

Страница 18: ......

Страница 19: ...Installation The Specifications section contains information on instrument operation environment requirements See Table 6 7 on page 6 9 H600 SA2600 Service Manual 1 1...

Страница 20: ...Operating Information Operating Information Refer to the instrument user manual for operation instructions 1 2 H600 SA2600 Service Manual...

Страница 21: ...nimum requirements Examples Signal generator 0 009 to 6200 MHz phase noise better than 110 dBc Hz at 10 kHz offset Anritsu MG3692B with option 22 low frequency option 3 low phase noise main band and o...

Страница 22: ...5 dB 6199 MHz 20 dBm Input 1 25 dB 1 25 dB 50 MHz 35 dBm Input 1 25 dB 1 25 dB 3200 MHz 35 dBm Input 0 75 dB 0 75 dB 5000 MHz 35 dBm Input 0 75 dB 0 75 dB RF Channel Power Accuracy 6199 MHz 35 dBm Inp...

Страница 23: ...00 or SA2600 under test All test equipment Equipment Setup Setup the test equipment as follows 1 Reset all the test instruments to their factory default settings before starting a test 2 Connect the R...

Страница 24: ...some diagnostic tests require special equipment or custom fixtures such as a DB 9F serial loopback connector PCMCIA ATA flash memory cards PS 2 compatible keyboard Microphone USB Flash Memory Device a...

Страница 25: ...t a Pass or Fail when prompted A Test failed is recorded in the Failure Log if the user does not enter a pass fail response when prompted Horizontal Line Test Observe a full screen of moving horizonta...

Страница 26: ...een center to top left top right bottom right and bottom left 1 At each position press on the center of the crosshair icon until it moves Use the stylus or your finger Pass is reported if the sequence...

Страница 27: ...file read the file back and validate the data NOTE This test requires two PCMCIA ATA flash memory cards Both cards must be installed for the test to run successfully 1 Install two PCMCIA ATA flash mem...

Страница 28: ...nes by setting the output control lines and reading the corresponding status lines Writes reads and validates a data pattern at varying baud rates NOTE This test requires a custom DB 9F serial loop ba...

Страница 29: ...rface port to loop back mode and sending receiving and validating device selects and frequency changes No user interaction required Select Run SMBus Test Verify communications between the host and pow...

Страница 30: ...the H600 or SA2600 instrument Do not attempt to do the procedure steps while powered from the batteries 2 Power on the instrument Wait until it completes the power on sequence 3 Double tap the H600 o...

Страница 31: ...right arrow button to increase the signal span e Tap the Meas Freq marker readout box just above the Start button to ensure the red triangle is the selected marker the red triangle will be displayed...

Страница 32: ...when it changes from F Int to F Ext record the time d The difference between the two times is the result of the test The time should be 15 seconds or less Check RF Channel Power Accuracy This test ch...

Страница 33: ...adapter 8 Perform a power measurement using the power meter a Set the power meter correction factor for 50 MHz b Read the power 9 Adjust the output level of the Signal Generator until the power meter...

Страница 34: ...er to center freq to move the peak of the test signal to the center of the display g Reduce the displayed signal span by tapping the arrow icon on the left of the Span field h Repeat steps f through g...

Страница 35: ...tor H600 SA2600 setup 1 Disconnect the cable from the H600 SA2600 FREQ REF connector if present 2 Select Tools Factory Reset 3 Tap Reset All Phase noise verification Do the following steps from the H6...

Страница 36: ...t box on the bottom of the screen to open the M1 input control 13 Tap the keypad icon in the M1 control and enter the center frequency minus 10 kHz offset For example a minus 10 kHz offset for 100 MHz...

Страница 37: ...ay be the actual measured phase noise data for the signal generator The signal generator s guaranteed specification limit should not be used since that may lead to an underestimate of the H600 or SA26...

Страница 38: ...H600 or SA2600 application a Select Tools Factory Reset b Tap Reset All 2 Connect the GPS antenna to the GPS connector on the instrument and position the antenna so that it has a clear view of the sk...

Страница 39: ...0 under test RF INPUT connector Disconnect the external reference a Tap the Freq button and enter 1000 MHz b Set the SPAN to 10 kHz c Set the Ref Level to 60 dBm d Tap the Spectrum drawer e Tap the Mo...

Страница 40: ...ge the detector to Average mode f Tap the Ampl tab g Set the Ref Level to 60 dBm h Tap the Freq Span tab i Set the Start frequency to 10 MHz j Set the Stop frequency to 6200 MHz k Set the RBW to 100 K...

Страница 41: ...Theory of Operation...

Страница 42: ......

Страница 43: ...while reading this section Display The color display is a TFT type transflective with backlight The display inverter is implemented on the Processor board The color display has the following characte...

Страница 44: ...nd power down modes Processor System The instrument processor architecture is similar to that of a handheld PC with the following exceptions 640 x 480 TFT color display 8 wire touch screen SPI bus SMB...

Страница 45: ...down state User application data is lost when entering the shutdown state unless previously stored in nonvolatile memory Firmware Upgrade You can upgrade platform firmware over the RS 232 and USB por...

Страница 46: ...s power from the AC power adapter for normal operation or to charge the internal batteries Nominal supply voltage is 24 VDC 10 Headphone jack A 3 5 mm jack Inserting a headphone disables the internal...

Страница 47: ...slave The platform addresses the module with a unique SPISEL signal The instrument module picks up its SPISEL signal from the lowest numbered SPISEL pin of the interface connector on its front case I...

Страница 48: ...The battery board controls battery charging battery selection and the Vmain value Power Management The platform processor system peripheral devices and I O implement power management techniques simil...

Страница 49: ...er switch cancels the Power Saver mode and returns the platform to an active state Measurements that are running when you enter this mode continue to run Automatic Shutdown mode If a voltage is presen...

Страница 50: ...connected during service the internal batteries are connected without disrupting service Fuse Protection is provided by an automatic resetting fuse device This fuse is located in the external DC suppl...

Страница 51: ...s 12 watts load from two Li Ion batteries and approximately 4 5 hrs from a single battery Run time for the platform plus application varies depending on the applications being run Only one of two batt...

Страница 52: ...Theory of Operation 2 10 H600 SA2600 Service Manual...

Страница 53: ...Adjustment Procedures...

Страница 54: ......

Страница 55: ...Adjustment Procedures There are no manual or software adjustment procedures for the H600 RFHawk or SA2600 Spectrum Analyzer instruments H600 SA2600 Service Manual 3 1...

Страница 56: ...Adjustment Procedures 3 2 H600 SA2600 Service Manual...

Страница 57: ...Maintenance...

Страница 58: ......

Страница 59: ...lean the instrument Do not apply heavy pressure or scrub the display touch screen CAUTION To prevent damage to external surfaces avoid using chemicals that contain benzene toluene xylene acetone or si...

Страница 60: ...ing items This preparatory information that you need to properly do the procedures that follow List of tools required to remove and disassemble all modules Procedures for removal and reinstallation of...

Страница 61: ...s unless you are using ESD protective measures such as wearing a properly grounded antistatic wrist strap Handle boards and modules little as possible Do not slide boards or modules across work surfac...

Страница 62: ...c cover 3 Remove the four 1 4 standoff posts that secure the module to the mainframe chassis When reinstalling these standoffs torque them to 12 in lb 4 Remove the module from the platform CAUTION Do...

Страница 63: ...e the five screws from the bottom side and top edge of the rear case When reinstalling these screws torque them to 8 in lb 3 Remove the four screws from the battery compartment area When reinstalling...

Страница 64: ...Removal and Replacement Procedures Separate Front and Rear Cases Separate the front and back instrument cases enough to access connecting cables Disconnect J110 and J240 4 6 H600 SA2600 Service Manual...

Страница 65: ...Removal and Replacement Procedures Rear Case Remove Battery Compartment H600 SA2600 Service Manual 4 7...

Страница 66: ...nector board from the battery panel chassis Disconnect the cable that comes from the DC power jack When reinstalling these screws torque them to 8 in lb CAUTION Do not remove the angle bracket with th...

Страница 67: ...racket When reinstalling these screws torque them to 8 in lb Front Case Remove CPU Board Assembly 1 Disconnect JR1 J2 J120 and J660 Disconnect the cables from the left end of the backlight inverter bo...

Страница 68: ...able from the plate 2 Remove the 2 screws from the backlight inverter board and remove the board When reinstalling these screws torque them to 2 5 in lb 3 Remove the 14 screws from the display assembl...

Страница 69: ...Removal and Replacement Procedures H600 SA2600 Service Manual 4 11...

Страница 70: ...nents from the front case Front Case Remove the Touch Panel and Power Switch Board 1 Remove the two screws and remove the front panel board assembly When reinstalling these screws torque them to 4 in...

Страница 71: ...page 4 3 This section contains information and procedures designed to help you isolate faulty modules in the H600 RFHawk or SA2600 Spectrum Analyzer This section assumes that service personnel have th...

Страница 72: ...form still does not boot replace the Processor board Display Does Not Operate If the display does not operate try the following procedures Display Cable Disconnected Do the following 1 Verify that bot...

Страница 73: ...of connector J1 are at 3 VDC when the touch panel is not pressed Verify that pins 1 through 8 toggle their value when the touch panel is pressed If these do not resolve the problem replace the touch s...

Страница 74: ...60 INPACK 27 A2 61 REG 28 A1 62 SPKR BVD2 29 A0 63 STSCHG BVD1 30 D0 64 D8 31 D1 65 D9 32 D2 66 D10 33 IOIS16 WP 67 CD2 34 GND 68 GND Table 4 4 Application module connector JR170 Pin Signal name Sign...

Страница 75: ...RQ1 5 V high 24 SPISEL4 5 V High 64 GND 25 SPISEL3 5 V High 65 SPICLK6 GND 26 SPISEL2 5 V High 66 GND 27 SPISEL1 5 V High 67 SPICLK5 GND 28 NC2 68 GND 29 TIMER 500 mV 2 5 s 300 ns pulse 69 SPICLK4 5 V...

Страница 76: ...C IN 7 24 VDC 3 DC IN 7 24 VDC 4 DC IN 7 24 VDC 5 DC IN 7 24 VDC 6 DC IN 7 24 VDC 7 GND 8 GND 9 GND 10 VCC_EN Enables V regulators 11 GND 12 RESUME Power button 13 BB_PWR_SW Digital 14 GND 15 LED4_RED...

Страница 77: ...D4_RED 3 3 to 1 3 VDC on off 9 LED4_GRN 3 3 to 1 3 VDC on off 10 RESUME 5 VDC normal position 11 RESET 3 3 VDC normal position 12 GND Table 4 9 Serial port connector J500 Pin Signal name Signal inform...

Страница 78: ...6 NC 7 NC Table 4 13 TFT color display connector J660 Pin Signal name Signal information 1 GND 2 DOT CLK 3 V 4 8 MHz 3 HSYNC 1 ms pulse 3 V over 38 s 4 VSYNC 1 ms pulse every 8 ms 5 GND 6 GND 7 GND 8...

Страница 79: ...al name Signal information 1 GND 2 AC HV1 510 Vrms 54 kHz 3 AC HV2 510 Vrms 54 kHz Table 4 15 Touch screen connector J4 and J2 J4 Pin J2 Pin Signal name Signal information 1 5 XEXCITEL Excite left 2 8...

Страница 80: ...host connector J701 Pin Signal name Signal information 1 USB_CONNECTED VBUS 2 USB_HDN DATA 3 USB_HDP DATA 4 GNDS Signal ground 5 CGND Case ground 6 CGND Case ground Table 4 18 USB 1 1 series B slave...

Страница 81: ...oting Table 4 19 Backlight connector JR1 cont Pin Signal name Signal information 3 GND Ground 4 GND Ground 5 5V Not used 6 BL_CTRL Intensity control 7 GND Not used 8 NC Not used H600 SA2600 Service Ma...

Страница 82: ...lose their capacity to hold a charge This loss of capacity aging is irreversible As the battery loses capacity the length of time it will power the product run time decreases Lithium Ion batteries con...

Страница 83: ...apacity at least once every six months NOTE The battery self discharges during storage Higher temperatures above 20 C or 68 F reduce the battery storage life CAUTION If a battery is stored or otherwis...

Страница 84: ...tery Contact Rechargeable Battery Recycling Corporation www rbrc org for U S A and Canada or your local battery recycling organization Many countries prohibit the disposal of waste electronic equipmen...

Страница 85: ...icon in the system tray to open the Power Management dialog box The system tray shows the battery icon when the instrument is operating from batteries and a power plug icon when the instrument is ope...

Страница 86: ...the relative humidity between 0 and 80 1 Install the single battery that you want to charge 2 Connect the external power adaptor but do not power up the instrument The BATTERIES CHARGER LED on the fr...

Страница 87: ...charge time and run time when you start using a new instrument or when you install new batteries Set up a schedule to check and record the battery charge and calibration status See the Checking the Ba...

Страница 88: ...if possible If the container is unfit for use or not available use the metal carrying case if available or repackage the instrument as follows 1 Use a carton with a test strength of no less than 80 k...

Страница 89: ...Replaceable Parts...

Страница 90: ......

Страница 91: ...ntify and order replacement parts The following table describes each column in the parts list Column Column name Description 1 Fig index number Items in this section are referenced by figure and index...

Страница 92: ...Replaceable Parts Figure 5 1 Module and cover replaceable parts 5 2 H600 SA2600 Service Manual...

Страница 93: ...ber effective Serial number discont d Qty Description 5 1 Module and mainframe 1 129 1650 xx 4 SPACER POST 8 32 X 975 LG 2 200 5048 xx 1 COVER COSMETIC MODULE CHASSIS SAFETY CONTROLLED 3 129 1649 xx 4...

Страница 94: ...Replaceable Parts Figure 5 2 Mainframe replaceable parts 5 4 H600 SA2600 Service Manual...

Страница 95: ...H PANEL ASSEMBLY 8 WIRE 19 211 0324 xx 2 SCR ASSEM WSHR 4 40 X 0 188 PNH SST PASS T 9 TORX 20 671 4682 xx 1 CIRCUIT BD ASSY FRONT TESTED 21 407 4923 xx 1 BRACKET FLOPPY BAY BLACK ANODIZE 0 040 AL 22 3...

Страница 96: ...Replaceable Parts Figure 5 3 H600 and SA2600 accessories 5 6 H600 SA2600 Service Manual...

Страница 97: ...C INTERFACE 012 1379 00 1 CABLE ASSEMBLY RS232 76 0 L 9 24 AWG DB9 FEMALE X DB9 FEMALE SERIAL NULL MODEM 174 4401 00 1 CABLE ASSY I O USB 26 AWG 3 FT A TO B MALE BLACK 071 2641 XX 1 MANUAL TECH SERVIC...

Страница 98: ...Replaceable Parts 5 8 H600 SA2600 Service Manual...

Страница 99: ...Specifications...

Страница 100: ......

Страница 101: ...amplitude variation peak envelope power RMS Maximum Input Power without Damage 50 W rms below 3 2 GHz 15 W rms between 3 2 GHz and 6 2 GHz IF Output Output Impedance 50 IF Center Frequency 140 MHz no...

Страница 102: ...Threshold 0 8 V Minimum High Time 10 ns Minimum Low Time 10 ns Maximum Input Level without Damage 5 V peak continuous Coupling DC Acquisition Mode Single or Continuous Free Run or Triggered Trigger d...

Страница 103: ...50 kHz 10 kHz Span 20 kHz trigger BW 20 kHz 5 kHz Span 10 kHz trigger BW 10 kHz 2 5 kHz Span 5 kHz trigger BW 5 kHz Spectrum mode only Span 2 5 kHz trigger BW 2 5 kHz Table 6 2 Spectrum analyzer chara...

Страница 104: ...Hz center frequency Third Order IMD 70 dBc for two tones at or below the reference level preamp off all gain settings Auto coupled Second Harmonic 60 dBc for a single tone at or below the reference le...

Страница 105: ...r between Max Hold and Min Hold Average displays average of N specified by user acquisitions Average is calculated as follows Last N values are saved in memory when a new result is available the earli...

Страница 106: ...dB 50 dBm to 75 dBm Resolution BW 100 kHz 40 dBm to 55 dBm Resolution BW 100 kHz 3 2 GHz to 6 2 GHz preamp on Specifications apply for default control settings Auto RBW Auto Level Occupied Bandwidth M...

Страница 107: ...oup of data points Peak One display point represents the maximum value of a group of data points Peak One display point represents the minimum value of a group of data points Peak Peak One vertical ba...

Страница 108: ...asurement Frequency As previously selected Minimum Signal Level Typical 100 dBm Maximum Signal Deviation Up to 100 kHz Audio Measurement Bandwidth 8 kHz 15 kHz 75 kHz or 200 kHz Maximum Audio Output B...

Страница 109: ...ng and Nonoperating 5 to 95 relative humidity RH at up to 30 C 5 to 45 RH above 30 C up to 50 C noncondensing Altitude Operating Up to 4 600 meters 15 092 feet Nonoperating Up to 12 192 meters 40 000...

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