Tektronix H600 RFHawk Service Manual Download Page 43

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Theory of Operation

This section of the manual describes the theory of operation for the instrument
platform. As the instrument module is not user-serviceable, there is no theory
of operation for the module.

Platform

Refer to the following

gure while reading this section.

Display

The color display is a TFT type trans

ective with backlight. The display inverter

is implemented on the Processor board. The color display has the following
characteristics:

10.4 inch diagonal size, 640 x 480 resolution, 256-color display

Trans

ective backing for indoor and outdoor viewability

Power consumption: logic 1.98 W, backlight: 5.76 W (dual cold cathode

uorescent lamps)

H600 & SA2600 Service Manual

2–1

Summary of Contents for H600 RFHawk

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

Page 2: ......

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

Page 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...

Page 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...

Page 6: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 17: ...Operating Information...

Page 18: ......

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 41: ...Theory of Operation...

Page 42: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 53: ...Adjustment Procedures...

Page 54: ......

Page 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...

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

Page 57: ...Maintenance...

Page 58: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 89: ...Replaceable Parts...

Page 90: ......

Page 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...

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

Page 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...

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

Page 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...

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

Page 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...

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

Page 99: ...Specifications...

Page 100: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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