Section VII
Parts List
Introduction
This section of the technical manual contains a list of the replaceable parts for the DX-25U AM TRANSMITTER. Table
7-0 gives an index to the replaceable parts section.
Replaceable Parts Service
Refer to the Replaceable Parts Service paragraph on backside of technical manual title page.
Table 7-0. Replaceable Parts List Index
Table 7-1. XMTR, DX 25U ........................ 9949168 001 7-2
Table 7-2. TEMP SENSOR REPLACEMENT ............. 9172099 017 7-3
Table 7-3. RF AMPLIFIER MODULE ................. 9927095 001 7-3
Table 7-4. PWA, ANALOG TO DIGITAL CONV ............ 9926730 002 7-4
Table 7-5. * MOD ENCODER/BINARY ................ 9927089 013 7-7
Table 7-6. DRIVER SUPPLY REGULATOR ............. 9928006 001 7-9
Table 7-7. PWA, BUFFER AMP .................... 9928038 001 7-10
Table 7-8. DRIVER ENC/TEMP .................... 9928048 001 7-11
Table 7-9. OSCILLATOR ....................... 9928069 002 7-13
Table 7-10. CONTROLLER BOARD .................. 9928071 002 7-14
Table 7-11. LED BOARD ........................ 9928072 002 7-17
Table 7-12. ANALOG INPUT ...................... 9928077 001 7-21
Table 7-13. OUTPUT SAMPLE ..................... 9928203 003 7-23
Table 7-14. DC REGULATOR ..................... 9928468 002 7-23
Table 7-15. OUTPUT MONITOR .................... 9929298 001 7-26
Table 7-16. XMTR, BASIC DX 25U ................... 9949168 002 7-28
Table 7-17. PA CABINET, DX 25U ................. 9927090 002 7-28
Table 7-18. GROUND HOOK ASSY ................ 9384203 020 7-32
Table 7-19. PWA, IPA PWR SPLITTER,ESD SAFE ........ 9925889 002 7-32
Table 7-20. MULTIMETER W/O PROBE .............. 9926752 004 7-32
Table 7-21. *PWA, DX SWITCH, .................. 9926784 002 7-32
Table 7-22. PWA, PWR DISTRIBUTION,ESD SAFE ........ 9926916 001 7-34
Table 7-23. PWA, RF SPLITTER, ESD SAFE ........... 9927085 001 7-34
Table 7-24. * COMBINER MBD DRIVER * ............. 9927086 002 7-34
Table 7-25. PWA, COMB MOTHERBD, ESD SAFE ........ 9927088 001 7-35
Table 7-26. PWA, FUSE 1, ESD SAFE ............... 9928007 001 7-35
Table 7-27. PWA, FUSE 2, ESD SAFE ............... 9928007 002 7-36
Table 7-28. PA CAB CABLE PKG, DX 25U ............. 9928056 002 7-36
Table 7-29. DX50 PA & OUTPUT CABINETS ........... 9435100 016 7-36
Table 7-30. EXTERNAL INTERFACE ................ 9928070 001 7-37
Table 7-31. PWA, NEUTRALIZATION, ESD SAFE ......... 9928079 002 7-38
Table 7-32. XFMR PKG (PA CABINET) ............... 9928094 001 7-38
Table 7-33. DX25U UNIQUE PARTS .................. 9928101 001 7-38
Table 7-34. DX25U UNIQUE COMPONENTS ........... 9928164 001 7-39
Table 7-35. COMB MOTHERBD BINARY, ESD SAFE ....... 9927087 003 7-39
Table 7-36. PWA,COMB MTHBD BINARY,ESD SAFE ....... 9927087 001 7-39
Table 7-37. XFMR PKG (BINARY MBD) .............. 9927096 001 7-40
Table 7-38. POWER SUPPLY DISCHARGE ............ 9928684 003 7-40
Table 7-39. OUTPUT CABINET .................... 9927091 001 7-40
Table 7-40. GROUND HOOK ASSY ................ 9384203 021 7-42
Table 7-41. STEP START PANEL .................. 9927092 001 7-42
Table 7-42. XFMR KIT,STEPDOWN 480/240 ............... 9949210 001 7-42
Rev.Y1: 5/24/1999 888-2297-002 7-1
WARNING: Disconnect primary power prior to servicing.
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