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Tektronix RTX130B, Service Manual

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RTX130B QAM & VSB RF Signal Generator Service Manual

4-1

Maintenance

This section contains the information needed to do periodic and corrective

maintenance on the RTX130B. The following subsections are included:

H

Preparation

H

Inspection and Cleaning

H

Removal and Installation Procedures

H

Verifying the BIOS Configuration

H

Troubleshooting

H

System Software Recovery

H

Using the Recovery Disc

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 block level.

H

Section 3,

Performance Verification

, contains procedures that may be useful

in isolating problems to modules by testing the RTX130B performance.

H

Section 6,

Diagrams

, contains a block diagram using individual modules as

blocks and an interconnection diagram showing connections between the

modules.

H

Section 7,

Replaceable Parts List,

lists all field replaceable modules by part

number.

Summary of Contents for RTX130B

Page 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...

Page 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...

Page 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...

Page 4: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 21: ...Specifications...

Page 22: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 39: ...Theory of Operation...

Page 40: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 49: ...Performance Verification...

Page 50: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 103: ...Maintenance...

Page 104: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 153: ...Options...

Page 154: ......

Page 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...

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

Page 157: ...Diagrams...

Page 158: ......

Page 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...

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

Page 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...

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

Page 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...

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

Page 165: ...Replaceable Parts List...

Page 166: ......

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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