HP-11848A_svc_11848_90004_1st_ed 电路图.pdf

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1、S E R V I C E M A N U A L 149A PHASE HOSE INWACE HP 11848A PHASE NOISE INTERFACE :i -fV : . . (f; ESpl HEWLETT l : Z i PACKARD RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 HP11848A PHASE NOISE INTERFACE Service Manual SERIAL NUMBERS This manual applies directly to instruments with serial numbers

2、prefixed: 2621A to 2815A rev.20APR88 For additional important information about serial numbers, refer to INSTRUMENTS COVERED BY THIS MANUAL in Section 1. First Edition Copyright HEWLETT-PACKARD COMPANY 1987 EAST 24001 MISSION AVENUE, TAP C-34, SPOKANE, WASHINGTON, U.S.A. 99220 Service Manual HP Part

3、 11848-90004 Microfiche Service Manual HP Part 11848-90011 Printed in U.S.A.: June 1987 What HEWLETT WIEM PACKARD RadioFans.CN 收音机爱 好者资料库 s no .r OTY. Model 11848A General Information DOCUMENTATION UPDATING An instrument manufactured after the printing of these manuals may have a serial-number prefi

4、x that is not listed on the manual title page. Having a serial-number prefix that is greater than that shown on the title page indicates that the instrument is slightly different from those documented in the manual. In this case, your manual may be provided with updating information to make it as cu

5、rrent as possible. This updating information contains all major change information that applies to instruments beyond the serial-prefix range defined on the title page. Minor changes may not be included but will be covered in subsequent updates you can receive by joining the Documentation Update Ser

6、vice. A Description of the Manual Update Packet A Manual Update packet consists of replacement and addition pages which should be incorporated in your manual to bring it up to date. (An addition page results when new information wont fit on a replacement page.) Signing Up for the Documentation Updat

7、e Service Hewlett-Packard offers a Documentation Update Service that will provide you with further updates and changes as they become available. If you have not received update information that matches the serial number of your instrument, you can receive this information through the Update Service.

8、 If you operate or service instruments with different serial prefixes, we strongly recommend that you join this service immediately to ensure that your manual is kept current. For more information, refer to the Documentation Update Service reply card included in this manual or contact: Hewlett-Packa

9、rd Company Technical Writing Department 24001 E. Mission-TAF C-34 Spokane, WA 99220 (509) 922-4001 Also, if you join the update service, you can indicate whether you choose to be contacted in the future about the quality of the documentation you receive. We are constantly trying to provide the best

10、documentation possible and periodically survey our customers as to their expectations and the usability of the manuals we provide. SAFETY CONSIDERATIONS The Interface is a Safety Class I instrument (that is, provided with a protective earth terminal). Before operation, look over the Phase Noise Inte

11、rface and its related documentation to get familiar with safety markings and instructions. Refer to the Safety Considerations page found at the beginning of this manual for a summary of the safety information. Safety information that applies to the specific task at hand (for example, installation) i

12、s found in this manual. 3 General Information Model 11848A Fuses 50Q Termination Adapters, Type-N to BNC Cable Assembly; BNC to SMB Cables Assemblies; BNC HP 3048A Software Discs Figure I. Accessories Supplied 4 rev.l5DEC87 Model 11848A General Information ACCESSORIES SUPPLIED The accessories suppli

13、ed are pieces of equipment that are shipped with every Interface. The accessories are shown in Figure 1. Line Power Cable. The line power cable may be supplied in several plug configurations, depending on the destination of the original shipment. Refer to Power Cables in the Installation section of

14、this Service manual. Fuses. Rises with a 0.75A rating for 115 Vac (HP part number 2110-0063) and a 0.5A rating for 230 Vac (HP part number 2110-0012) are supplied. One fuse is factory installed according to the voltage available in the country of original destination. Refer to Power Requirements in

15、the Installation of this ; Service manual. HP 3048A Software Discs and Manual Set. The HP 3048A software set and associated manuals are j shipped with the Interface. HP 3048A Software Set (HP part number 11848-61026). HP 11848A Service Manual (HP part number 11848-90004). HP 3048A Operating Manual (

16、HP part number 03048-90001). HP 3048A Reference Manual (HP part number 03048-90002). 50Q Termination. This 50H load is used to terminate the Interfaces Spectrum Analyzer output if no ; RF spectrum analyzer is available (HP part number 1250-0207). Adapters, Type-N to BNC. Three adapters are provided

17、for system operation (HP part number 1250-0780). Cable Assemblies: BNC. Two 30 cm (12 in.) cables are provided for system operation (HP part, number 8120-1838). Noise Floor Test Fixture. This test fixture is used to run performance tests (HP part number , 11848-61032). Cable Assembly: BNC to SMB. Th

18、is cable assembly can be used during troubleshooting (HP part number 08954-60105). 5 General Information Model 11848A RECOMMENDED TEST EQUIPMENT Table 1 lists the test equipment and accessories recommended for use in testing, adjusting, and servicing the Interface. If any of the recommended equipmen

19、t is unavailable, instruments with equivalent minimum specifications may be substituted. Tests for the Interface are performed during the HP 3048A Performance Tests which are available in the HP 3048A Operating Manual in Appendix B, Performance Tests. Table 1. Recommended Test Equipment Instrument T

20、ype Dynamic Signal Analyzer Counter (550 MHz) Function Generator Oscilloscope Power Meter and Sensor Model Number HP 3561A HP 5383A, HP 5386A HP3312A.HP3325A HP 1740A HP 435B or HP 436A with HP8481AorHP8482A Use* ! A,CfP,T P P.T T T * A=Adjustments, C=Functional Checks, P=Performance Tests, Troubles

21、hooting 1 * The HP 3561A is included with the HP 3048A system. OPTIONS AVAILABLE Options are variations on the standard instrument which can be ordered during the purchase. Electrical Options Option 201: Add High Frequency Phase Detector. This option adds a 1.2 to 18 GHz phase detector to the Interf

22、ace. This phase detector extends the range of carrier frequencies that can be demodulated within the Interface without external down conversion by the System. All of the HP 3048A specifications from 1.6 to 18 GHz carrier frequency are valid with this option. Mechanical Options Option 907: Front-Hand

23、le Kit. Front handles are provided when Option 907 is ordered. After shipment, you can order a Front-Handle Kit as HP part number 5061-9689. Option 908: Rack-Flange Kit. Rack flanges are provided for the HP 11848A Phase Noise Interface when Option 908 is ordered. After shipment, you can order a Rack

24、-Flange Kit as HP part number 5061-9677. Option 909: Rack-Flange and Front-Handle Combination Kit. This is not a Front-Handle Kit and a Rack-Flange Kit packaged together; it is a unique part that combines both functions. Combination kits are provided for the HP 11848A Phase Noise Interface when Opti

25、on 909 is ordered. After shipment, you can order a Rack-Flange and Front-Handle Combination Kit as HP part number 5061-9683. 6 rev.l5DEC87 Model 11848A Installation Operating voltage is shown in module window. Selection of Operating Voltage and Fuse Replacement 1. Open cover door, pull the FUSE PULL

26、 lever and rotate to left. Remove the fuse. 2. Remove the Line Voltage Selection Card. Position the card so the line voltage appears at top-left corner. Push the card firmly into the slot. 3. Rotate the FUSE PULL lever to its normal position. Insert a fuse of the correct value in the holder. Close t

27、he cover door. Figure 2. Line Voltage and Fuse Selection Operating Environment The operating environment should be within the following limitations: Temperature QoC to + 5 5oC Humidity 5% to 95% (maximum wet bulb temperature = 40C) A h i t u d e 4600 meters (15 000 feet) Airflow 5.8 mm (0.23 in.) mi

28、nimum clearance underneath the instrument and sufficient clearance behind the instrument for air flow that is not obstructed. Rack Mounting Rack mounting information is provided with the rack mounting kit. If the kit was not ordered with the instrument as an option, it may be ordered through the nea

29、rest Hewlett-Packard office. For rack-mount kit part numbers, refer to Mechanical Options in the General Information section of this manual. 9 Installation Model 11848A Jhble 2. AC Power Cables Available Plug Type Cable HP Part Number Plug Description Cable Length (Inches) Cable Color For Use In Cou

30、ntry 250V 8120-1351 8120-1703 90/STR BS1363A* 90/90 90 90 Mint Gray Mint Gray United Kingdom. Cyprus, Nigeria. Rhodesia. Singapore 250V 8120-1369 8120-0696 STR/STR NZSS198/ASC112* STR/900 79 80 Gray Gray Austrailia. New Zealand 250V 8120-1689 8120-1692 STR/STR* STR/900 79 79 Mint Gray Mint Gray East

31、 and West Europe, Saudi Arabia, Egypt, (unpolarized in many nations) 125 V 100V (Same plug as above) 8120-1378 8120-1521 8120-1751 STR/STR NEMA5-15P* STR/900 STR/STR 80 80 90 Jade Gray Jade Gray Jade Gray United States. Canada. Mexico, Phillipines, Taiwan U.S./Canada 8120-4753 8120-4754 STR/STR STR/

32、900 90 90 Dark Gray Dark Gray Japan only Japan only 250V dj 8120-2104 8120-2296 8120-3997 STR/STR SEV1011 1959-24507 Type 12 STR/900 STR/900 79 79 177 Gray Gray Gray Switzerland 250V 8120-0698 STR/STR NEMA6-15P 90 Black United States, Canada 250V 8120-2956 8120-2957 8120-3997 90/STR 90790 STR/STR 79

33、 Gray Denmark 250V 8120-4211 8120-4600 STR/STR*IEC83-B1 STR/900 79 79 Black Gray South Africa, India 250V 8120-1860 8120-1575 8120-2191 8120-4379 STR/STR*CEE22-V1 (Systems Cabinet Use) STR/STR STR/900 90790 59 31 59 80 Jade Gray Jade Gray Jade Gray Jade Gray Part number shown for plug is industry id

34、entifier for plug only. Number shown for cable is HP Part Number for complete cable including plug. E = Earth Ground; L = Line; N = Neutral; STR = Straight rev.07OCT87 Model 11848A Replaceable Parts Reference Designation A3J1-14 A3J15 A3J16 A3J201 A3J202 A3J203 A3J204 A3L1 A3L2-200 A3L201 A3L202 A3L

35、203 A3L204 A3L205 A3L206 A3L207 A3L208 A3L209 A3L210 A3L211 A3L212 A3L213 A3L214 A3L215 A3L216 A3L217 A3L218 A3L219 A3L220 A3MP1 A3MP2 A3MP3 A3Q1 A3Q2 A3Q3 A3Q4 A3Q5-200 A3Q201 A3R1 A3R2 A3R3 A3R4 A3R5 A3R6 A3R7 A3R8 A3R9 A3R10 A3R11-14 A3R15 A3R16 A3R17 A3R18 HP Part Number 1250-1255 1205-0095 1251

36、-4670 1251-7264 1251-3825 1251-8472 9100-1661 9100-3560 9100-3560 9100-3560 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0137 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0137 1251-2194 1390-0457 1390-0458 1855-0410 1855-0410 1855

37、-0410 1855-0276 0757-0280 0698-3157 0698-3157 0698-3157 0698-3157 0698-3157 0698-3460 0698-3454 0757-0444 0698-3157 0698-3157 0698-3450 c D 1 0 2 6 7 0 4 6 6 6 1 9 0 0 0 0 6 3 3 3 3 3 3 1 3 1 3 3 9 Of* Wl| 14 1 1 2 25 5 27 3 1 12 20 8 3 4 4 Table 5. Replaceable Parts Description CONNECTOR-RF SMB M P

38、C 50 OHM HEAT SINK SGL TO-5/TO-39-CS NOT ASSIGNED CONNECTOR 3-PIN M POST TYPE CONN-POST TYPE .100-PIN-SPCG 34-CONT NOT ASSIGNED CONNECTOR 5-PIN M POST TYPE CONN-POST TYPE .100-PIN-SPCG 26-CONT INDUCTOR RF-CH-MLD 2.2MH 5% NOT ASSIGNED INDUCTOR RF-CH-MLD 5.6UH 5% INDUCTOR RF-CH-MLD 5.6UH 5% INDUCTOR R

39、F-CH-MLD 5.6UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 1MH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDU

40、CTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 100UH 5% INDUCTOR RF-CH-MLD 1MH 5% CONNECTOR-SGL CONT SKT .021-IN-BSC-SZ FASTENER-SNAP-IN PLGR 0.076 IN - ,165 IN FASTENER-SNAP-IN GROM 0.076 IN

41、- .165 IN NOT ASSIGNED TRANSISTOR J-FET N-CHAN D-MODE TO-18 SI TRANSISTOR J-FET N-CHAN D-MODE TO-18 SI TRANSISTOR J-FET N-CHAN D-MODE TO-18 SI NOT ASSIGNED TRANSISTOR J-FET 2N4416A N-CHAN D-MODE RESISTOR IK 1% .125W F TC=0+-100 NOT ASSIGNED NOT ASSIGNED RESISTOR 19.6K 1% .125W F TC=0+-100 RESISTOR 1

42、9.6K 1% .125W F TC=0+-100 RESISTOR 19.6K 1% .125W F TC=0+-100 RESISTOR 19.6K 1% .125W F TC=6+-100 RESISTOR 19.6K 1% .125W F TC=0+-100 RESISTOR 422K 1% .125W F TC=0+-100 RESISTOR 215K 1% .125W F TC=0+-100 NOT ASSIGNED RESISTOR 12.1 K 1% .125W F TC=0+-100 RESISTOR 19.6K 1% .125W F TC=0+-100 RESISTOR 1

43、9.6K 1% 125W F TC=0+-100 RESISTOR 42.2K 1% .125W F TC=0+-100 Mfr. Code 28480 30161 28460 28480 28480 28480 Mfr. Part Number 1250-1255 1205-0095 1251-4670 1251-7264 1251-3825 1251-8472 9100-1661 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 28480 2848

44、0 28480 28480 28480 28480 28480 28480 28480 28480 04713 24546 24546 24546 24546 24546 24546 28480 24546 24546 24546 24546 24546 9100-3560 9100-3560 9100-3560 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0137 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 9140-0210 91

45、40-0210 9140-0210 9140-0137 1251-2194 1390-0457 1390-0458 1855-0410 1855-0410 1855-0410 2N4416A CT4-1/8-T0-1001-F CT4-1/8-T0-1962-F CT4-1/8-T0-1962-F CT4-1/8-T0-1962-F CT4-1/8-T0-1962-F CT4-1/8-T0-1962-F 0698*3460 CT4-1/8-T0-2153-F CT4-1/8-TO-1212-F CT4-1/8-T0-1962-F CT4-1/8-T0-1962-F CT4-1/8-T0-422

46、2-F fRefer to Table 7 for update information. rev.07OCT87 Replaceable Parts Model 11848A Reference Designation A3R19 A3R20 A3R21 A3R22 A3R23 A3R24 A3R25 A3R26 A3R27 A3R28 A3R29 A3R30 A3R31 A3R32 A3R33 A3R34 A3R35 A3R36 A3R37 A3R38 A3R39 A3R40 A3R41 A3R42 A3R43 A3R44 A3R45 A3R46 A3R47 A3R48 A3R49 A3R

47、50 A3R51 A3R52 A3R53 A3R54 A3R55 A3R56 A3R57 A3R58 A3R59 A3R60 A3R61 A3R62 A3R63 A3R64 A3R65 A3R66 A3R67 A3R68 HP Part Number 0757-0438 0698-0084 0698-8827 0757-0280 0698-3223 0757-0420 0698-4421 0698-4421 0698-4421 0757-0422 0757-0422 0757-0417 0757-0400 0698-0084 0698-0084 0698-3460 0698-3460 0698

48、-3455 0698-3450 0757-0438 0757-0438 0698-3450 0698-3159 0698-3154 0757-0438 0757-0438 0698-3154 0698-0085 0698-3447 0757-0438 0757-0438 0698-3154 0698-0085 0698-3447 0757-0438 0757-0438 0698-3154 0698-0085 0698-3447 0757-0438 0757-0438 0698-4421 0698-3454 0698-0084 0698-8827 0698-3460 0698-3154 0757-0438 0757-0438 2100-0558 c D 3 9 4 3 4 3 6 6 6 5 5 8 9 9 9 1 1 4 9 3 3 9 5 0 3 3 0 0 4 3 3 0 0 4 3 3 0 0 4 3 3 6 3 9 4 1 0 3 3 9 Oft *ljf 29 8 12 3 4 11 2 1 1 1 1 10 3 5 6 Table 5. Replaceable Parts Description RESISTOR 5.11K 1% .125W F TC=0+-100 RESISTOR 2.1