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Harris Z3-48HD+, Technical Manual

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Harris Z3-48HD+ Technical Manual Download Page 11

888-2621-001

1

WARNING: Disconnect primary power prior to servicing.

Table of Contents

Section I

Operator Guide

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Installation Instruction . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Returns And Exchanges  . . . . . . . . . . . . . . . . . . . . . . 1-3
Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Transmitter Operation . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

RF Metering  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Control Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Status Indicators  . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Interlock Considerations . . . . . . . . . . . . . . . . . . . . . 1-10
Drive Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
HDx-FM Exciter/BoostPro Control  . . . . . . . . . . . . 1-12

Alignments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13

Section II
Parts List

Parts List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Summary of Contents for Z3-48HD+

Page 1: ...Z3 48HD T M No 888 2621 001 Copyright Harris Corporation 2007 All rights reserved TECHNICAL MANUAL 888 2621 001 Z3 48HD Rev A1 Dec 2007 ...

Page 2: ...d Locate and retain all PACKING CHECK LISTs Use the PACKING CHECK LIST to help locate and identify any components or assemblies which are removed for shipping and must be reinstalled Also remove any shipping supports straps and packing materials prior to initial turn on Technical Assistance HARRIS Technical and Troubleshooting assistance is available from HARRIS Field Service during normal busines...

Page 3: ... 888 2621 001 MRH 1 WARNING Disconnect primary power prior to servicing Manual Revision History Z3 48HD Technical Manual REV DATE ECN Pages Affected A Nov 2007 Entire Manual A1 Dec 2007 Minor changes in Manual ...

Page 4: ...MRH 2 888 2621 001 12 5 07 WARNING Disconnect primary power prior to servicing ...

Page 5: ...ANATIONS column 1 gives the reference designators for the item i e C001 R102 etc that corresponds to the number found in the schematics C001 in a bill of material is equivalent to C1 on the schematic or 2 gives added information or further explanation i e Used for 208V operation only or Used for HT 10LS only etc Inside the individual tables some standard conventions are used A symbol in front of a...

Page 6: ...12 5 07 888 2621 001 MRH 1 WARNING Disconnect primary power prior to servicing ...

Page 7: ...12 5 07 888 2621 001 vii WARNING Disconnect primary power prior to servicing ...

Page 8: ...nd fire protection standards must be observed The following National Fire Protection Association NFPA standards are recommended as reference Automatic Fire Detectors No 72E Installation Maintenance and Use of Portable Fire Extinguishers No 10 Halogenated Fire Extinguishing Agent Systems No 12A WARNING ALWAYS DISCONNECT POWER BEFORE OPENING COVERS DOORS ENCLO SURES GATES PANELS OR SHIELDS ALWAYS US...

Page 9: ...12 5 07 888 2621 001 ix WARNING Disconnect primary power prior to servicing ...

Page 10: ...rtation to a hospital as quickly as possible e If arms or legs are affected keep them elevated NOTE If medical help will not be available within an hour and the victim is conscious and not vomiting give him a weak solution of salt and soda 1 level teaspoonful of salt and 1 2 level teaspoonful of baking soda to each quart of water neither hot or cold Allow victim to sip slowly about 4 ounces a half...

Page 11: ...stallation Instruction 1 3 Returns And Exchanges 1 3 Unpacking 1 3 Installation 1 3 Transmitter Operation 1 5 RF Metering 1 6 Control Functions 1 9 Status Indicators 1 9 Remote Control 1 10 Interlock Considerations 1 10 Drive Functions 1 11 HDx FM Exciter BoostPro Control 1 12 Alignments 1 13 Section II Parts List Parts List 2 1 ...

Page 12: ...2 888 2508 001 WARNING Disconnect primary power prior to servicing Table of Contents ...

Page 13: ...and monitors the Z3 48 which includes the Z16 and the ZD32 NOTE It is important to have and study all documentation of all units involved in a Z3 48HD system prior to begining installation of this complex system The ZD32 consists of the two cabinets on the right hand side of the system These are known as transmitters A and B to keep the ZD32 documentation consistent with that of the Z3 48 system T...

Page 14: ...tennas SLC Analog digital at various ratios RF also known as Split level or Mid level Combining Transmitter operation can be initiated or terminated as desired by depressing the ON HI ON LOW or OFF push buttons All three transmitters will be commanded into the selected mode when the Z3 48 System Controller switch is depressed The System Controllers also provide the necessary RF metering common ext...

Page 15: ...g Remove any shipping supports and straps prior to initial turn on Before cabinet placement takes place it is important to determine which cabinet is transmitter C left side as viewed from the front transmitter A middle and transmitter B right side This can be determined by looking at the tags on the front of the transmitter or matching serial numbers of the cabinet to the provided test data The s...

Page 16: ...nterlocks may be provided depending on the configuration of the system Refer to the System Drawing Package for further information AC connections for the transmitters are located near the top in the back left side of each cabinet See the Z16 manual for further information One AC connection must be made for the Z3 48HD exciter s This TB7 terminal block is located inside the AC input compartment of ...

Page 17: ...ssing the OFF pushbutton f Start combined transmitter operation by depressing the ON HI pushbutton switch on the ZD32 System Controller Both A B transmitters should begin operation and be producing RF power g The ZD32 System Controller FWD PWR meter should be reading near 20 Select the REJ PWR meter position on the ZD32 System Controller and verify its reading is near 0 If this reading is more tha...

Page 18: ...n both System Controllers raise power in all three transmitters to 100 watching that reject power does not exceed 10 If any reject power exists repeat the above steps for adjustment of amplitude or phase of all combiner inputs Some fluctuation of power will be noticed due to the type of detection used for an IBOC signal and its peaks k Select the RFL PWR position on the transmitters and the System...

Page 19: ...hen one or two transmitters are OFF When a backup mode is used consideration must be given to the maximum power in the reject load allowed by the overload and the maximum power the load is capable of As a result of this consideration some variations from the chart exist and are noted in the Factory Test Data Sheet The following formula can be used for calculating expected power results at the ante...

Page 20: ...5 14kW 100 0 0 3 5kW 25 10 2kW 72 14kW 100 REJ 0 0 3 5kW 100 0 0 0 0 3 5kW 100 0 3kW 8 0 0 HD Only Power Power Power Power Power Power Power TX C 3 5kW 100 3 5kW 100 0 0 3 5kW 100 0 0 3 5kW 100 1 75kW 50 TX A 3 5kW 100 0 0 3 5kW 100 0 0 0 0 1 75kW 50 3 5kW 100 TX B 3 5kW 100 3 5kW 100 3 5kW 100 0 0 3 5kW 100 3 5kW 100 3 5kW 100 Z3 48 System FWD 10 5kW 100 4 67kW 44 4 67kW 44 1 17kW 11 1 67kW 11 8 ...

Page 21: ...itions of the combined transmitter system controlled by that System Controller These indicators are RF POWER SWR EXT INTERLOCK and REJ LOAD The RF POWER indicator illuminates red if the system is in operation and the forward output power level at the combiner output drops below a preset level usually 90 The indicator will extinguish if the level rises above the preset level or the system is turned...

Page 22: ...normal operation the ZD32 System Controller should always remain in the REMOTE mode as the Z3 48 System Controller uses the ZD32 remote inputs to control that portion of the system Remote system level commands status and metering functions are available at J1 and J11 on the System Controller System commands are active when the REMOTE LOCAL switch on the front of the System Controller is in the REM...

Page 23: ... Exciter Switch Boards in transmitter A and transmitter B If two Boost Pro amplifiers are used in each transmitter A and transmitter B the signal is switched between the two Boost Pro inputs by the Exciter Switch Boards The Exciter Switch Board also controls the output of each Boost Pro by selecting the on air Boost Pro s output and routing it to the transmitter IPA stages If only one Boost Pro is...

Page 24: ...CARRY QUARTER TOTAL POWER 1 3 7 HDx FM Exciter BoostPro Control The Forward Power sample of each RF source is routed directly to the transmitter controlling each RF source s The transmitter will use these samples to determine if there is an RF source failure The sample s are also used to display power on the LCD display screen Mute and Active signals for the Flexstar exciter s are exclusively cont...

Page 25: ...f the System Controllers The linearizer test point voltages are initially set using the tables below as determined by the type of system with adjustments made using the corresponding sample calibration pot R37 R45 or R78 Variation of these voltages will exist depending on desired high power output and linearity of circuit Table 1 3 ZD32 System Controller FM HD Mode TEST POINT TARGET VOLTAGE SET UP...

Page 26: ...0 275 Volts 21kW of system forward power R37 TP3 0 075 Volts 840 Watts of simulated reflected power R45 TP4 0 275 Volts 100 of reject power 4 67kW R78 Table 1 7 Z3 48HD System Controller HD Only Mode TEST POINT TARGET VOLTAGE SET UP CONDITION SAMPLE CAL TP2 0 275 Volts 10 5kW of system forward power R37 TP3 0 075 Volts 420 Watts of simulated reflected power R45 TP4 0 275 Volts 100 of reject power ...

Page 27: ...s needed to run maximum power into the Reject Load See table 1 2 for configuration of maximum Reject Load power Adjust R80 REJ PWR CAL for a 100 reject power reading Turn the transmitter power output to zero and adjust R70 REJ PWR METER ZERO for a reading of 0 Repeat as needed until both conditions are met To set the reflected power meter calibration and overload Adjust each transmitter only those...

Page 28: ...IP SET to trip at a VSWR of 1 30 1 Remove external DC voltage source and reconnect sample input cable to J7 of System Controller To set other overloads and set points Turn the system output power only that controlled by the particular System Controller to 90 and adjust R197 LO RF TRIP SET until the low power LED just turns on Raise and lower the power above and below 90 and verify the LED comes on...

Page 29: ...equipment allows transmitter operation If not used a jumper must be installed between this terminal and J1 25 J1 6 N A MASTER INTERLOCK Not available for use This input is used for the combiner reject load in this configuration J1 7 J11 4 R C STATUS Provides a connection to ground through 200 Ohms when the REMOTE mode has been selected J1 8 J11 17 FWD PWR SAMPLE Provides 0 4 VDC sample through 2k ...

Page 30: ... the safe operating level and the system controller has terminated transmitter operation J1 17 J11 9 TX ON STATUS Provides ground connection through 200 Ohms when either transmitter is in the ON mode J1 18 J11 22 TX LOW POWER STATUS Provides ground connection through 200 Ohms when either transmitter is in LOW POWER ON mode Can sink 25mA to ground and is suitable for use with circuits up to 15 VDC ...

Page 31: ... SYS CTRL 917 2332 878 A 2 2 Table 2 3 CABLE PKG RF CTLR Z3 XX 917 2332 993 A 2 2 Table 2 4 ASSY DIR COUPLER 927 8096 010 E 2 3 Table 2 5 ASSY DIR COUPLER 927 8096 012 A 2 3 Table 2 6 ASSY DETECTOR 928 5652 003 A 2 3 Table 2 7 CONTROLLER SYSTEM 992 8850 005 F 2 3 Table 2 8 DISPLAY BD DUAL TX CNTRL 992 8388 005 E 2 4 Table 2 9 PWA SYSTEM CONTROLLER 992 8853 001 M 2 5 Table 2 10 XMTR ZD24 32HD HYB F...

Page 32: ...8 STRAP SHIPPING 2 EA 922 1346 015 CABLE CONTROL W4A 1 EA 927 8096 010 ASSY DIR COUPLER 1 EA 927 8096 012 ASSY DIR COUPLER 1 EA 928 5652 003 ASSY DETECTOR 3 EA 939 8013 089 TUBE COAX 3 125 X 26 5LG 1 EA 939 8013 180 TUBE COAX 3 125 X 49 25 LG 1 EA 939 8014 089 TUBE COAX 1 315 X 24 97LG 1 EA 939 8014 180 TUBE COAX 1 315 X 47 72 LG 1 EA 971 0027 006 FLEXSTAR BOOST AMP 0 EA 988 2621 001 DP Z3 48HD 1 ...

Page 33: ...2 RES 6 98K OHM 1 2W 1 1 EA R5 817 2332 769 ASSY INSTR DETECTOR ASSY 0 DWG 817 2332 770 SCHEM DETECTOR ASSY 0 DWG 448 0875 000 BOX SHIELDED 1 EA 516 0375 000 CAP 0 010UF 20 50V Z5U 1 EA C1 508 0261 000 CAP 022UF 200V 10 1 EA C2 384 0321 000 DIODE SCHOTTKY 5082 2800 1 EA CR1 540 1600 208 RES 200 OHM 3W 5 4 EA R1 R2 R3 R4 254 0003 000 WIRE BUS CU 18AWG 0 100 FT Table 2 7 CONTROLLER SYSTEM 992 8850 0...

Page 34: ...T BAR GREEN ESD 2 EA DS009 DS010 384 0849 000 LED LIGHT BAR GREEN ESD 1 EA DS007 384 0850 000 LED LIGHT BAR RED ESD 2 EA DS003 DS008 384 0858 000 LED LIGHT BAR YELLOW ESD 1 EA DS013 386 0135 000 ZENER 1N4733A 5 1V 5 1W 1 EA CR032 404 0824 000 SOCKET DIP14 LO PROFILE 6 EA XU005 XU006 XU007 XU008 XU009 X U010 404 0825 000 SOCKET DIP16 LO PROFILE 4 EA XU001 XU002 XU003 XU004 404 0828 000 SOCKET SIP18...

Page 35: ...03 Q004 Q005 Q006 Q007 Q009 Q010 Q011 Q014 Q015 Q016 Q017 Q018 380 0190 000 XSTR PNP MMBT3906 7 EA Q008 Q012 Q013 Q019 Q020 Q021 Q022 382 0184 000 IC 340T 5 7805 5V REG ESD 1 EA U019 382 0359 000 IC 7815 ESD 1 EA U016 382 0360 000 IC 7915 ESD 1 EA U017 382 0465 000 IC 74C74 ESD 1 EA U012 382 0605 000 IC 7905C ESD 1 EA U018 382 0711 000 PRECISION IC MULTIPLIER ESD 1 EA U009 382 0719 000 IC LM324A D...

Page 36: ...F 50V 20 5X11 6 EA C026 C029 C049 C053 C070 C071 522 0586 000 CAP 3300UF 50V 20 2 EA C050 C069 526 0109 000 CAP 22UF 25V 20 2 EA C024 C027 526 0349 000 CAP 2 2UF 50V 20 4 EA C052 C055 C057 C073 540 0618 000 RES 2K OHM 2W 10 2 EA R216 R217 540 1357 000 RES NETWORK 1000 OHM 2 4 EA R001 R004 R005 R006 540 1366 000 RES NETWORK 100 OHM 2 6 EA R002 R003 R007 R008 R009 R010 548 2051 000 RES ZERO OHM 5 EA...

Page 37: ...M 1 2W 10 6 EA R080 R088 R095 R145 R158 R197 550 0947 000 TRIMPOT 1K OHM 1 2W 10 1 EA R132 550 0956 000 TRIMPOT 2K OHM 1 2W 10 5 EA R037 R045 R078 R097 R143 550 0958 000 TRIMPOT 10K OHM 1 2W 10 2 EA R161 R169 550 0981 000 TRIMPOT 50 OHM 1 2W 10 4 EA R070 R090 R105 R134 560 0060 000 MOV 40WVAC 3J 7MM DISC 1 EA RV001 574 0366 000 RELAY DPDT 12VDC 2A 4 EA K001 K002 K003 K004 610 0828 000 HEADER 26C T...

Page 38: ...LR MOUNTING 8 EA 917 2332 741 CABLE PKG RF CTLR 1 EA W4 W5 W28 W30 W31 W32 917 2332 879 CABLE PKG COAX ZDHD 1 EA W147 W902 W903 W901A W901B 917 2435 098 STRAP SHIPPING 2 EA 922 1203 406 SHIELD 4POS TERM BLK 1 EA A1TB7 922 1260 239 CABLE RIBBON W211B 0 EA 922 1260 240 CABLE RIBBON W212B 0 EA 927 8096 010 ASSY DIR COUPLER 1 EA 927 8096 012 ASSY DIR COUPLER 1 EA 928 5652 003 ASSY DETECTOR 3 EA 939 80...

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