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Troubleshooting

4-38

RTX130B QAM & VSB RF Signal Generator Service Manual

Yes

Can an RF signal be

output from the RF Out

connector?

Yes

Done.

Can an RF modulated

signal be output from the RF

Out connector?

Replace the A180 QAM Modulator

board.

Connect a QAM/VSB receiver to the

RF Out connector and play the

flower.trp

file.

Mode: Play

Fixed ES: On

Modulation: J83A 64QAM 5 Msps

J83B 64QAM

J83C 5 Msps

ATSC 8 VSB

RF Output: On

BNC Port: ASI

Connect a transport stream

generator to the ASI/SMPTE Input

connector and play the

flower.trp

file

on the generator.

Mode: Record

Modulation: J83A 64QAM 5 Msps

J83B 64QAM

J83C 5 Msps

ATSC 8 VSB

RF Output: On

BNC Port: ASI

Figure 4-17: Troubleshooting procedure (3)

Содержание RTX130B

Страница 1: ...071 1935 03 Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are qualified to do so Refer to all safety summa...

Страница 2: ...nd pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektr...

Страница 3: ...sponsible for paying all shipping charges duties 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 improp...

Страница 4: ......

Страница 5: ...tions Product Overview 1 1 Specifications 1 3 Software Protection 1 3 Performance Conditions 1 3 Functional Specifications 1 4 Electrical Specifications 1 4 Mechanical Physical Characteristics 1 13 En...

Страница 6: ...dure 4 14 Procedures for External Modules 4 15 Procedures for Board Modules 4 21 Procedures for Internal Modules 4 26 Verifying the BIOS Configuration 4 33 Procedure 4 33 Troubleshooting 4 35 Troubles...

Страница 7: ...Figure 3 10 Equipment connection for checking the output signal ASI interface 3 18 Figure 3 11 Equipment connections for checking the ASI play operation 3 20 Figure 3 12 Equipment connection for check...

Страница 8: ...re 4 8 Front panel unit removal 4 18 Figure 4 9 Disassembly of front panel assembly 4 20 Figure 4 10 A180 QAM Modulator board A12 Main board CPU board and A20 PCI Backplane board removal 4 22 Figure 4...

Страница 9: ...nts RTX130B QAM VSB RF Signal Generator Service Manual v Figure 7 1 Cabinet and covers 7 5 Figure 7 2 Internal modules 1 7 7 Figure 7 3 Internal modules 2 7 9 Figure 7 4 Front panel unit 7 11 Figure 7...

Страница 10: ...cteristics 1 13 Table 1 4 Environmental characteristics 1 13 Table 1 5 Certifications and compliances 1 14 Table 3 1 Equipment required for performance verification 3 6 Table 3 2 RTX130B test record 3...

Страница 11: ...properly grounded Observe All Terminal Ratings To avoid fire or shock hazard observe all ratings and markings on the product Consult the product manual for further ratings information before making co...

Страница 12: ...uld result in damage to this product or other property Terms on the Product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNI...

Страница 13: ...his product unless another person capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock disconnect the mains power by means of the power cord or if provi...

Страница 14: ...Service Safety Summary x RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 15: ...tive 2002 96 EC on waste electrical and electronic equipment WEEE For information about recycling options check the Support Service section of the Tektronix Web site www tektronix com Mercury Nortific...

Страница 16: ...Environmental Considerations xii RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 17: ...descriptions of each manual section H Specifications contains a description of the RTX130B and the characteristics that apply to it H Theory of Operation contains circuit descriptions that support se...

Страница 18: ...tions Italics are also used in NOTES CAUTIONS and WARNINGS Example The Diagrams section beginning on page 6 1 includes a block diagram and an interconnect diagram Throughout this manual any replaceabl...

Страница 19: ...in Section 3 Performance Verifica tion should be done every 12 months In addition a performance check is recommended after module replacement If the RTX130B does not meet performance criteria repair...

Страница 20: ...e year from date of purchase The warranty appears after the title page in this manual Tektronix technicians provide warranty service at most Tektronix service locations The Tektronix product catalog l...

Страница 21: ...Specifications...

Страница 22: ......

Страница 23: ...T J 83 Annex A Option M1 H ITU T J 83 Annex B Option M2 H ITU T J 83 Annex C Option M3 H ATSC Option M4 H Data rate 200 Mbps maximum RAM mode 256 Kbps minimum H Hierarchy display of stored or captured...

Страница 24: ...m replication IP with some attributes of hte stream incremented by a certain value The RTX130B includes the ReMux application software that provides the capability to create a transport stream of supe...

Страница 25: ...nning with V10 1 an OptionDongle is also provided The OptionDongle is a small hardware device that is available in parallel port form The software key and the OptionDongle work together the software p...

Страница 26: ...ics Description Maximum output rate Hard disk 120 Mbps RAM 200 Mbps Maximum record rate Hard disk 120 Mbps File size 4 GB just after disk format operation 90 Mbps File size 33 GB just after disk forma...

Страница 27: ...8 MHz to 32 MHz serial clock Input level typical 0 5 V to 3 0 V External trigger input MISC output Connector type BNC Input impedance typical 1 k Threshold level Rising and falling edges are programma...

Страница 28: ...X 2 Y Z 27 MHz 15362 X 31248 1686 Y 3376 2 Z 65536 External parallel clock TS clock X 2 Y Z external parallel clock 214 MHz maximum 15632 X 31248 1 Y 16383 2 Z 65536 External serial clock TS clock X 2...

Страница 29: ...te clock frequency see Figure 1 1 on page 1 12 Data hold time typical T 2 T 10 T 1 f f byte clock frequency data are latched on DCLK rising edge see Figure 1 1 on page 1 12 ASI SMPTE310M interface Con...

Страница 30: ...bol rate 5 056941 5 360537 Msps Modulation 64 256QAM Outer cording RS 128 122 Roll off 0 18 0 12 Interleaving Level 1 64 QAM only I 128 J 1 Level 2 I 128 J 1 Control Word 0001 I 64 J 2 0011 I 32 J 4 0...

Страница 31: ...BmV 3 8 RMS 50 MHz to 860 MHz 52 dBmV EVM ITU T J 83 Annex B 256QAM 2 5 RMS 50 MHz to 750 MHz 45 dBmV to 52 dBmV 3 1 RMS 50 MHz to 860 MHz 52 dBmV 64QAM 2 7 RMS 50 MHz to 750 MHz 45 dBmV to 52 dBmV 3...

Страница 32: ...z VGA output Connector type D sub 15 pin Pin assignments 1 RED 9 NC 2 GREEN 10 GND 3 BLUE 11 NC 4 NC 12 NC 5 GND 13 HSYNC 6 GND 14 VSYNC 7 GND 15 NC 8 GND USB 2 0 interface Number of connectors 2 Pin...

Страница 33: ...GND 9 D7 22 GND 10 ACK 23 GND 11 BUSY 24 GND 12 Paper Empty 25 GND 13 SELECT Serial interface Com RS 232C Connector type D sub 9 pin Pin assignments 1 DCD 6 DSR 2 RX 7 RTS 3 TX 8 CTS 4 DTR 9 RI 5 GND...

Страница 34: ...erator Service Manual 188 bytes DATA 0 7 DCLK PSYNC DVALID DATA 0 7 DCLK DATA 0 7 DCLK Output data delay Input clock pulse width Input data hold time T 2 T 10 T 1 f 5 ns 5 ns Transition period T 2 T 1...

Страница 35: ...o 60 _C Relative humidity Operating 20 to 80 No condensation Maximum wet bulb temperature 29 _C Non operating 5 to 90 No condensation Maximum wet bulb temperature 29 _C Altitude Operating Up to 3 km a...

Страница 36: ...requirement for Class A electrical equipment for measurement control and laboratory use EN 61000 3 2 AC Power Line Harmonic Emissions IEC 61000 4 2 Electrostatic Discharge Immunity Performance Criteri...

Страница 37: ...EC 61010 1 Pollution Degree A measure of the contaminates that could occur in the environment around and within a product Typically the internal environment inside a product is considered to be the sa...

Страница 38: ...Specifications 1 16 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 39: ...Theory of Operation...

Страница 40: ......

Страница 41: ...ket Type Controller This controller sets a packet size of 188 204 208 and Non TS free length as a TS packet type For a Non TS format the controller also sets a packet length 16 255 and data length 16...

Страница 42: ...er This 32 bit counter counts transmitted bytes This counter can be read by the control software The interrupt controller sends the following interruption signals to the CPU Play FIFO empty Record FIF...

Страница 43: ...t to BIOS and the PSON signal turns high This circuit includes a 12 V to 5 V DC DC converter a 12 V to 3 3 V converter and a 12 V to 12 V converter There are four connectors in the interconnect circui...

Страница 44: ...via PCI 9030 An EEPROM U4 is connected to PCI 9030 and it contains the PCI configuration data for the A180 board U37 Xilinx Spartan 3 XC3S1500 4 is a re configurable device that is config ured via the...

Страница 45: ...nd PLL controller in U15 U18 CY7B9234 is an ASI transmitter It converts parallel data to 8B 10B serial data U20 MC100EL57 is an output selector It selects one of the four input status low level loop t...

Страница 46: ...nel Processor Board The Front Panel Processor board consists of the following circuitries and connectors The state of the front panel keys are read by the one chip processor on the board and any setti...

Страница 47: ...witch patterns for the elastomer keys and the front panel LEDs The board is connected to the Front Panel Processor board by the board to board connectors J10 and J11 A40 AC Distributor Board The A40 A...

Страница 48: ...Theory of Operation 2 8 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 49: ...Performance Verification...

Страница 50: ......

Страница 51: ...ect the RTX130B to your PC MTS400 H If you are connecting the RTX130B directly to a single PC use a crossover Ethernet cable to connect between the LAN port on the RTX130B and the Ethernet port on the...

Страница 52: ...1 Connect the keyboard and mouse provided with the instrument to the USB connectors on the front panel You can connect them to either of the connectors 2 Select File Minimize or File Exit to close th...

Страница 53: ...Status dialog box 6 Click the Properties button The Local Area Connection Properties dialog box appears Figure 3 4 Local Area Connection Properties dialog box 7 In the network component field select I...

Страница 54: ...therwise skip to step 11 9 In the dialog box select Obtain an IP address automatically and Obtain DNS server address automatically 10 Click the OK button The RTX130B accesses the DHCP server and obtai...

Страница 55: ...dress c Set the Subnet mask parameter to be the same net mask subnet mask used by the PC MTS400 Do not enter a number if the PC MTS400 does not have a net mask d You do not need to enter a Default gat...

Страница 56: ...r higher Tektronix TDS5104B MPEG transport stream monitor 1 ea Tektronix MTM400 Option QA QB2 QC VS1 PC 1 ea Microsoft Internet Explorer Version 5 and Java Virtual Machine Version 5 must be installed...

Страница 57: ...s page and use it to record the performance test result Table 3 2 RTX130B test record Serial Number Cal Date Temperature Humidity Performance Test Minimum 1 Measured Maximum 1 Internal Clock Frequency...

Страница 58: ...idually or in order H The equipment connection illustrations are specific to the recommended equipment equipment nomenclature is labeled If you are using substitute equipment the location of your sign...

Страница 59: ...tor on the RTX130B to the oscilloscope CH1 input See Figure 3 6 Oscilloscope TDS5104B 50 BNC cable RTX130B rear panel Figure 3 6 Equipment connection for checking the internal clock output level 2 Sel...

Страница 60: ...Verify that the measured values are as follows High Level 2 2 V Low Level 0 8 V 7 Disconnect the 50 BNC cable from the oscilloscope CH1 input and then connect the BNC cable to the CH1 connector on the...

Страница 61: ...TRP file Checking the Play Operation 1 Use the parallel interface cable to connect the SPI In Out connector on the RTX130B to the DVB SPI In connector on the MPEG analyzer See Figure 3 8 Parallel int...

Страница 62: ...ion verify that the bit rate is 214 Mbps and the packet size is 188 bytes 9 Click the Record button on the MPEG Player application to record the file 10 After recording is completed press the Stop but...

Страница 63: ...d click the Stop button on the MPEG analyzer 22 Exit the MPEG Player application on the MPEG analyzer Checking the Recorded File 23 Change the interface cable connection from DVB SPI Out connector to...

Страница 64: ...external clock reference input Clock Ref In and external trigger input Trig In Out on the RTX130B are functioning correctly Equipment i d MPEG analyzer q p required Function generator Two 50 BNC cable...

Страница 65: ...tor as indicated below Ch 1 output Function Square Run Mode Continuous Frequency 10 MHz Output Amplitude 0 5 V Output Offset 2 0 V Ch 2 output Function Arb Edit Point Number 100 All Data 16382 Run Mod...

Страница 66: ...een and that no error messages appear In addition verify that the bit rate is 64 Mbps and the packet size is 188 bytes NOTE Ignore Program 3 and PID 120 0x78 errors in the hierarchical view because th...

Страница 67: ...Ch2 output on the function generator to start the signal output 26 Select Play Others on the RTX130B to open the Others dialog box 27 In the dialog box set Ext Play Start to Rise 28 Verify that the R...

Страница 68: ...er q p required Oscilloscope 75 BNC cable 75 signal adapter test40 TRP file Flower trp file Checking the Output Signal 1 Use the 75 BNC cable and the 75 signal adapter to connect the ASI SMPTE Output...

Страница 69: ...ing Edge Input coupling DC Measure Amplitude Rise Time Fall Time Ref Level High Ref 80 Low Ref 20 Gating Cursor Curs1 Pos1 2 5 ns Curs2 2 75 ns 3 Open the test40 TRP file on the RTX130B a Select File...

Страница 70: ...3 11 MPEG analyzer rear panel MTS430 75 BNC cable RTX130B rear panel Figure 3 11 Equipment connections for checking the ASI play operation 7 Start the MPEG Player application on the MPEG analyzer 8 S...

Страница 71: ...n verify that the bit rate is 214 Mbps and the packet size is 188 bytes 13 Click the Record button on the MPEG Player application to record the file 14 After recording is completed press the Stop butt...

Страница 72: ...ams Re cord_Files directory and then select the ASI214Mbps trp file 22 On the MPEG player make the following settings Play menu Clock Data Rate 214 Mbps Update Off Source RAM SPI ASI 310M menu BNC Por...

Страница 73: ...rface 30 Press the Play Pause button on the RTX130B to display the Play screen 31 Select Play Update On 32 Open the ASI214Mbps file on the RTX130B a Select File Open to open the Select File dialog box...

Страница 74: ...ginal test40 TRP file 38 Press the Stop button on the RTX130B to stop the stream output 39 Disconnect the 75 BNC cable from the RTX130B and MPEG analyzer Checking the 8VSB Play Operation 40 Use the 75...

Страница 75: ...tory and then select the Flower trp file 45 On the RTX130B make the following settings Play menu Clock Data Rate 19 392658 Mbps Update Off Source RAM QAM VSB menu BNC Port 310M 8VSB Through Out Off RF...

Страница 76: ...connection for verifying the 8VSB record operation 52 Press the Record button on the RTX130B to display the Record screen 53 On the RTX130B make the following settings Record menu Source QAM VSB Recor...

Страница 77: ...bps and packet size is 188 bytes 60 Press the Record button on the RTX130B to record the file 61 After recording is completed click the Stop button on the MPEG analyzer 62 Exit the MPEG Player applica...

Страница 78: ...fy that the hierarchic view is displayed on the MPEG analyzer screen and that no error messages appear In addition verify that the bit rate is 19 392 Mbps and that the packet size is 188 bytes NOTE Ig...

Страница 79: ...x 4 Select Play Update On 5 Select Play Other to open the Others dialog box a Set Standard to MPEG2 b Select Update and then set Update Method to Hardware in the Select Update Item dialog box 6 Select...

Страница 80: ...ption QB2 and Option VS use the RF cable Tektronix part number 174 5135 00 to connect the ASI SMPTE OUT connector on the interface card to the ASI SMPT IN connector on the Transport Processor card 11...

Страница 81: ...M Settings or Interface Settings dialog box click the Config button on the Configuration screen H For Annex A and C Rx Frequency MHz 200 0 Symbol Rate MS s 5 0 Constellation 64 Inversion unchecked PLL...

Страница 82: ...on for 2 3a PCR Repetition select Properties and then set the time value to 50 ms Figure 3 18 Tests Grouped by Priority 1 2 3 screen Annex A NOTE Some status icons may turn white by themselves This is...

Страница 83: ...equency to 450 MHz c Select the OK button d Press the Play Pause button to output the RF signal 17 Change Tuner Frequency in the Input Card dialog box to 450 MHz on the MPEG transport stream monitor 1...

Страница 84: ...cable Figure 3 19 Equipment connection for checking the IEEE1394b interface 2 Select Play Minimize to minimize the RTX130B application 3 Power on the IEEE1394b hard disk drive 4 Double click the My Co...

Страница 85: ...Connections in Category view or click Control Panel Network Connec tions in Classic view 2 Select Intel R Pro 1000 MT Network Connection device and right click to select the Properties option 3 Click...

Страница 86: ...ve tools for improved performance during the Playout 1 Click Control Panel Administrative Tools Services in Classic view 2 Select Windows Firewall Internet Connection Sharing ICS to open the dialog bo...

Страница 87: ...Performance Verification RTX130B QAM VSB RF Signal Generator Service Manual 3 37 4 Select IIS admin to open the dialog box Check if the Startup type is set to Disabled...

Страница 88: ...M VSB RF Signal Generator Service Manual Perform this procedure to check if the automatic Java updates are disabled 1 Click Control Panel Java 2 Select the Update tab and check if the Check for Update...

Страница 89: ...SYSTEM ControlSet001 Con trol Class 4D36E972 E325 11CE BFC1 08002BE10318 00XX where XX is the instance of the network adapter that you need to see tags on You can check by opening and viewing the dri...

Страница 90: ...ear JGS524F MTS400 Series System IP Player Version 10 1 GbE 10 100 1000 GbE RJ 45 GbE Optic port 1 RJ 45 Copper port 2 GbE RJ 45 GbE Optic port 3 RJ 45 Copper port 4 Figure 3 20 Equipment setup for Op...

Страница 91: ...menu H Play Interface IP H Play Packet Size 188 H Play Clock dialog box H Make sure the Internal button is selected H Make sure the Data Rate section shows 40 27 X 27 0 40 000000 H Play Update On che...

Страница 92: ...onfigura tion dialog box see Figure 3 21 and make the following entries selec tions Device Name Intel R PRO 1000 MT Network Connection Transmission Mode Multicast Destination IP Address 239 1 1 1 Prot...

Страница 93: ...out 5 Double click the MTS400 Series system s TS Compliance Analyser desktop icon TS Compliance Analyser lnk to launch the TS Compliance Analyser application TSCA This starts with the Open Transport S...

Страница 94: ...erator Service Manual Figure 3 23 Open Transport Stream dialog box 6 Select the Real time Analysis icon on the left of the Open Transport Stream dialog 7 Select IP from the Interfaces dropdown menu in...

Страница 95: ...he IP interface 8 After selecting IP in step 7 the Interface Settings pane of the dialog box should change as shown in Figure 3 25 NOTE You may have to click the button below the Configurations list t...

Страница 96: ...rformance Verification 3 46 RTX130B QAM VSB RF Signal Generator Service Manual Figure 3 25 Interface settings 9 Click the Browse button to open the Browse for IP Flow dialog box as shown in Figure 3 2...

Страница 97: ...own menu 11 In the Browse for UDP flow dialog box make these selections see Figure 3 26 a Select the Passive mode radio button b In the Detected UDP Flows pane select the IP stream with a Destination...

Страница 98: ...in the bottom left corner of the Compliance Analyzer display remain green 14 Check that all the parameters under Priority 1 of the Compliance Analyzer display are green The TS bit rate displayed in t...

Страница 99: ...g on the MTS400 Series MPEG system and then turn it off using the front panel POWER switch After the Windows shutdown completes unplug the power cord from the system Checking maximum bit rate performa...

Страница 100: ...te as 160 0000000 Mbps Figure 3 29 RTX130B MPEG Player display with maximum bit rate 3 Perform the steps 5 through 15 listed in the Checking Option GbE perfor mance section on page 3 40 4 Check that t...

Страница 101: ...ER switch After the Windows shutdown completes unplug the power cord from the system 6 Disconnect the MTS400 Series MPEG system from the test setup a Disconnect the cable to the SFP module b Remove th...

Страница 102: ...Performance Verification 3 52 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 103: ...Maintenance...

Страница 104: ......

Страница 105: ...sc Related Maintenance Procedures The following sections contain information and procedures related to mainte nance H Section 2 Theory of Operation contains a circuit description at the module or bloc...

Страница 106: ...handling of static sensitive modules 2 Transport and store static sensitive modules in their static protected containers or on a metal rail Label any package that contains static sensitive modules 3...

Страница 107: ...ront panel and display from dust and damage Install the front cover when storing or transporting the RTX130B Inspect and clean the RTX130B as often as operating conditions require The collection of di...

Страница 108: ...or parts of items bent pins broken or frayed cables and damaged connec tors Repair or replace damaged or missing items frayed cables and defective modules Cleaning Procedure Exterior To clean the RTX1...

Страница 109: ...a fresh module Resistors Burned cracked broken blis tered condition Remove failed module and replace with a fresh module Solder connections Cold solder or rosin joints Resolder joint and clean with i...

Страница 110: ...ing steps 3 If steps 1 and 2 do not remove all the dust or dirt the RTX130B may be spray washed using a solution of ethyl alcohol by performing steps 4 through 8 4 Gain access to the parts to be clean...

Страница 111: ...isassemble all modules H Three module locator diagrams for finding the External modules see Figure 4 2 on page 4 11 Board modules see Figure 4 3 on page 4 12 and Internal modules see Figure 4 4 on pag...

Страница 112: ...appear in this section In addition you can look up any procedure for removal and reinstallation of any module in the Table of Contents of this manual H The Access Procedure on page 4 14 first directs...

Страница 113: ...ts you to remove or install a screw unless a different size screwdriver is specified in that step All equipment required to remove and reinstall each module is listed in the first step of its procedur...

Страница 114: ...gnal Generator Service Manual In this manual procedures refer to front rear and top of the RTX130B Figure 4 1 shows how the sides are referenced Figures 4 2 through 4 4 show the modules that make up t...

Страница 115: ...ce Manual 4 11 Left side cover Cabinet LCD module Front panel Processor board Front panel Keypad board insulator Right side cover LCD inverter board Keypad board LCD glass shield Emat all others Emat...

Страница 116: ...d Installation Procedures 4 12 RTX130B QAM VSB RF Signal Generator Service Manual A20 PCI Backplane board A180 QAM Modulator board A12 Main board CPU board Printer connector Blank panel Figure 4 3 Boa...

Страница 117: ...n Procedures RTX130B QAM VSB RF Signal Generator Service Manual 4 13 Hard disk drive External fan Internal fan RFI filter 12 V main power supply A40 AC Distributor board Hard disk drive retainer Figur...

Страница 118: ...2 to 4 4 Procedures for External Modules Cabinet p 4 15 Right side cover p 4 16 Left side cover p 4 16 Front panel unit p 4 18 Front panel assembly p 4 19 Do the procedures Cabinet and Right and Left...

Страница 119: ...h a T 15 Torx tip b Locate the cabinet in the locator diagram External modules Figure 4 2 page 4 11 2 Orient the instrument Set the RTX130B so its bottom is down on the work surface and its rear is fa...

Страница 120: ...e instrument Set the RTX130B so its left side is down on the work surface and its front is facing you 3 Use a screwdriver with a T 10 Torx tip to remove the seven screws securing the right side cover...

Страница 121: ...RTX130B so its right side is down on the work surface and its front is facing you 3 Use a screwdriver with a T 10 Torx tip to remove the six screws securing the left side cover to the top and bottom o...

Страница 122: ...is down on the work surface and its front is facing you 3 Remove front panel unit See Figure 4 8 a Use a screwdriver with a T 10 Torx tip to remove the four screws securing the front panel unit to th...

Страница 123: ...nt Panel Processor board b Use a screwdriver with with a T 10 Torx tip to remove the four screws securing the Front Panel Processor board to the front panel bracket c Lift the board away 4 Remove the...

Страница 124: ...Signal Generator Service Manual LCD module Front panel bracket Front Panel Processor board Keypad board insulator LCD inverter board Keypad board LCD glass shield Emat all others Emat Play Stop Record...

Страница 125: ...emoved H You need a screwdriver with a T 10 Torx tip 2 Orient the instrument Set the RTX130B so its bottom is down on the work surface and its right side is facing you 3 Remove the board retainers See...

Страница 126: ...VSB RF Signal Generator Service Manual Top frame A20 PCI Backplane board CPU board A12 Main board A180 QAM Modulator board Board retainer Printer connector Figure 4 10 A180 QAM Modulator board A12 Mai...

Страница 127: ...ate module to be removed a You need a screwdriver with a T 10 Torx tip b Locate the A12 Main board in the locator diagram Board modules Figure 4 3 page 4 12 2 Orient the instrument Set the RTX130B so...

Страница 128: ...ocate module to be removed a You need a screwdriver with a T 10 Torx tip b Locate the A20 PCI Backplane board in the locator diagram Board modules Figure 4 3 page 4 12 2 Orient the instrument Set the...

Страница 129: ...m Board modules Figure 4 3 page 4 12 2 Orient the instrument Set the RTX130B so its bottom is down on the work surface and its rear is facing you 3 Remove the Printer connector See Figure 4 10 on page...

Страница 130: ...hard disk drive in the locator diagram Internal modules Figure 4 4 page 4 13 2 Orient the instrument Set the RTX130B so its bottom is down on the work surface and its left side is facing you 3 Remove...

Страница 131: ...Removal and Installation Procedures RTX130B QAM VSB RF Signal Generator Service Manual 4 27 Hard disk drive unit Hard disk drive retainer Plate Figure 4 11 Hard disk drive removal...

Страница 132: ...ed a You need a screwdriver with a T 10 Torx tip b Locate the fans in the locator diagram Internal modules Figure 4 4 on page 4 13 2 Orient the instrument Set the RTX130B so its bottom is down on the...

Страница 133: ...ion Procedures RTX130B QAM VSB RF Signal Generator Service Manual 4 29 6 Reinstallation Perform step 5 in reverse order to reinstall the external fan Internal fan External fan Figure 4 12 Internal and...

Страница 134: ...wer supply away from the chassis 4 Reinstallation Perform step 3 in reverse order to reinstall the 12 V main power supply 1 Assemble equipment and locate modules to be removed a You need a screwdriver...

Страница 135: ...d a You need a screwdriver handle a T 10 Torx tip and a T 15 Torx tip b Locate the RFI filter in the locator diagram Internal modules Figure 4 4 page 4 13 2 Orient the instrument Set the RTX130B so it...

Страница 136: ...screwdriver with a T 10 Torx tip to remove the two screws securing the RFI filter to the chassis d Pull the RFI filter away from the chassis 4 Reinstallation Perform step 3 in reverse order to reinsta...

Страница 137: ...nt and then press the Del key immediately The AwardBIOS CMOS Setup Utility screen appears 3 Set the BIOS configuration as follows Use the arrow keys to highlight each item and then press the Enter key...

Страница 138: ...figuration 4 34 RTX130B QAM VSB RF Signal Generator Service Manual 4 Use the arrow keys to select Save Exit Setup and then press the Enter key The Save to CMOS and Exit Y N message appears 5 Enter Y a...

Страница 139: ...r Service Manual 4 35 Troubleshooting This subsection contains troubleshooting trees designed to isolate faulty modules in the RTX130B Troubleshooting Trees Figures 4 15 through 4 24 show the troubles...

Страница 140: ...the RTX130B application start up normally To C page 4 42 H Replace the CPU board H Replace the hard disk drive H Set the BIOS configuration again No H Check that the A12 Main board and the A180 QAM Mo...

Страница 141: ...In Out connector Can a stream data be output from the ASI SMPTE Output connector Yes No Can a stream data be acquired from the ASI SMPTE Input connector To E page 4 43 H Replace the A180 QAM Modulato...

Страница 142: ...onnect a QAM VSB receiver to the RF Out connector and play the flower trp file Mode Play Fixed ES On Modulation J83A 64QAM 5 Msps J83B 64QAM J83C 5 Msps ATSC 8 VSB RF Output On BNC Port ASI Connect a...

Страница 143: ...174 5185 00 174 5220 00 and 174 5173 00 cables H Check the On Standby switch on the Keypad board No H Check the 174 5174 00 cable H Replace the CPU board No Remove the A12 Main board or the A180 QAM M...

Страница 144: ...ator board which affects the power supply Yes No 3 Are all the voltages 5 V 3 3 V 12 V and 12 V correct H If the other voltage is faulty replace the A20 PCI Backplane board H If the 12 V line is fault...

Страница 145: ...A002 00 cable Replace the CPU board B Does the backlight light Yes No H Check the 174 5184 00 and 174 5220 00 cables H Replace the Front Panel Processor board Connect a VGA monitor to the VGA connect...

Страница 146: ...ne off No Yes D Is the SPI Output Enable check box in the Others dialog box selected Replace the A12 Main board Reinstall the Windows XP operating system and the RTX130B application H Replace the Fron...

Страница 147: ...Yes E Is the Record Source menu set to SPI Replace the A12 Main board Select Record Source SPI Can a stream data be acquired from the SPI In Out connector Yes Done No Figure 4 22 Troubleshooting proc...

Страница 148: ...Troubleshooting 4 44 RTX130B QAM VSB RF Signal Generator Service Manual J240 Front J230 Figure 4 24 A20 PCI Backplane board view right side...

Страница 149: ...lowing procedure to recover the Windows XP and RTX130B application software NOTE The recovery process will not restore the Application software V10 1 and above and the factory installed test streams 1...

Страница 150: ...initiated Cancelling the process will leave your hard disk drive in a partially recovered unstable state Immediately after the data is recovered the system restarts and the Windows XP setup wizard is...

Страница 151: ...instruments Before you start the rescue disk recovery procedure make sure to check for the BIOS settings Follow these steps to set the BIOS settings for booting from an external USB DVD drive 1 Press...

Страница 152: ...een is displayed with Recover Boot Partition and Recover Entire Drive options 6 Click Recover Entire Drive to overwrite the entire data A confirmation dialog box is displayed Click Yes to continue A r...

Страница 153: ...Options...

Страница 154: ......

Страница 155: ...options Option D1 Provides calibration data Option D3 Provides calibration data for 3 years Option D5 Provides calibration data for 5 years Option C3 Provides calibration services for 3 years Option...

Страница 156: ...Options 5 2 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 157: ...Diagrams...

Страница 158: ......

Страница 159: ...ms This section contains the following diagrams H Block diagram of the RTX130B H Interconnect diagram of the RTX130B Block diagram shows the modules and functional blocks in the RTX130B Interconnect d...

Страница 160: ...Diagrams 6 2 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 161: ...ply Com LAN VGA Hard Disk Drive Card Edge Card Edge Card Edge SPI In Out Trig In Out Clock Ref In Local Bus Printer Com USB Front Bezel Ext Key Board Ext ATX Power Main Board A12 QAM Modulator Board A...

Страница 162: ...6 4 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 163: ...4 00 119 7187 00 119 7186 00 174 5183 00 J200 174 5181 00 174 5174 00 174 5186 00 174 5348 00 174 5184 00 174 5190 00 174 5188 00 174 5220 00 174 5172 00 174 5170 00 196 3499 00 174 5171 00 J170 174 5...

Страница 164: ...6 6 RTX130B QAM VSB RF Signal Generator Service Manual...

Страница 165: ...Replaceable Parts List...

Страница 166: ......

Страница 167: ...serial number H Instrument modification number if applicable If you order a part that has been replaced with a different or improved part your local Tektronix field office or representative will cont...

Страница 168: ...These modules cost significantly less than new modules and meet the same factory specifications For more information about the module exchange program call 1 800 833 9200 Outside North America contac...

Страница 169: ...strations that follow 2 Tektronix part number Use this part number when ordering replacement parts from Tektronix 3 and 4 Serial number Column three indicates the serial number at which the part was f...

Страница 170: ...G 0 050 AL SILVERGRAY W FEET HANDLE SAFETY CONTROLLED 4 211 0711 00 2 SCR ASSEM WSHR 6 32X0 250 PNH STL CDPL T 15 TORX DR MACHINE W SQ CONE WASHER 5 335 1374 00 1 MARKER IDENT LABEL MKD WARNING TO AVO...

Страница 171: ...Replaceable Parts List RTX130B QAM VSB RF Signal Generator Service Manual 7 5 4 2 6 3 7 1 8 5 Figure 7 1 Cabinet and covers...

Страница 172: ...A40 BOARD 11 211 0373 00 4 SCREW MACHINE 4 40X0 25 PNH STL ZN CM1 T10 TORX 12 119 7147 00 1 POWER SUPPLY 85V 264VAC IN 12VDC 12 5A OUT LEA150F 12 R COSEL 13 211 0711 00 1 SCR ASSEM WSHR 6 32X0 250 PN...

Страница 173: ...RTX130B QAM VSB RF Signal Generator Service Manual 7 7 4 16 10 9 7 1 A40 6 13 Front panel unit See Figure 7 4 on page 7 11 for detailed view 2 5 8 12 11 24 27 25 26 15 14 19 17 22 20 21 23 18 3 Figure...

Страница 174: ...ASSY A20 PCI BACK PANEL 389 3735 00 WIRED 6 174 5190 00 1 CABLE ASSEMBLY 28AWG FLAT 1 27CTR W CONN D SUB25 2X13 7 210 0054 00 2 WASHER LOCK 4 SPLIT 0 025 THK STL CD PL 8 214 3903 01 2 SCREW JACK 4 40...

Страница 175: ...Replaceable Parts List RTX130B QAM VSB RF Signal Generator Service Manual 7 9 10 9 6 1 2 3 5 7 8 11 4 12 13 15 14 A12 A20 A180 Figure 7 3 Internal modules 2...

Страница 176: ...ON ADAPTER TO XGA DISPLAY 20 PIN 3 5IN 8 174 3767 01 1 CABLE ASSY SP DISCRETE BACKLIGHT IDC 26 AWG 5 0 L PCB 1 X 6 0 079 CTR 2MM SHRINK WRAPPED 9 119 5999 00 1 POWER SUPPLY INVERTOR BOARD REPLACEMENT...

Страница 177: ...Replaceable Parts List RTX130B QAM VSB RF Signal Generator Service Manual 7 11 1 3 2 4 5 7 6 8 9 14 13 15 16 10 11 12 17 18 19 Figure 7 4 Front panel unit...

Страница 178: ...1 CABLE ASSEMBLY SP ELEC FAN 119B05500 W CABLE 10CM L 40 SQ FAN 10 174 B924 00 1 CABLE ASSEMBLY SP ELEC 80 30AWG 5CM L FLAT W CONN YAMAICHI 11 174 5190 00 1 CABLE ASSEMBLY 28AWG FLAT 1 27CTR W CONN D...

Страница 179: ...Replaceable Parts List RTX130B QAM VSB RF Signal Generator Service Manual 7 13 2 3 5 4 6 8 7 10 17 11 15 12 16 1 13 Power supply Hard disk drive Fan 14 18 20 19 9 Figure 7 5 Cables...

Страница 180: ...0 4716 00 1 COVER FRONT PROTECTIVE PC ABS FR110 W TAPE TV GRAY 161 0066 00 1 CABLE ASSY PWR 3 18 AWG 250V 10A 98 0 L STR IEC320 RCPT X NEMA 5 15P US SAFETY CONTROLLED 161 0066 09 1 CABLE ASSY PWR 3 0...

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