Motorola XTSTM 1500 Wartungshandbuch

XTS™2500XTS™1500MT 1500 700 - 800 MHzDigital Portable RadiosBasic Service Manual

Related ManualsviiiRelated ManualsASTRO XTS 2500 Digital Portable Radio Model I User Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

ixCommercial Warranty➠Limited WarrantyMOTOROLA COMMUNICATION PRODUCTSI. What This Warranty Covers And For How LongMOTOROLA INC. (“MOTOROLA”) warrants

Commercial WarrantyxII. General Provisions This warranty sets forth the full extent of MOTOROLA'S responsibilities regarding the Product. Repair,

Commercial WarrantyxiI) A Product which, due to illegal or unauthorized alteration of the software/firmware in the Product, does not function in accor

Commercial WarrantyxiiNotes

xiiiSpecifications➠Portable Radio Model Numbering System Position 1 - Type of UnitH = Hand-Held PortablePositions 2 & 3 - Model SeriesPosition 4 -

SpecificationsxivSpecifications for 700 MHz/800 MHz RadiosAll specifications are per Telecommunications Industries Association TIA-603 unless otherwis

SpecificationsxvASTRO Digital XTS 2500 Model ChartNotes:X=Item IncludedASTRO XTS 1500/MT 1500 Model ChartNotes:X=Item IncludedMODEL NUMBER DESCRIPTION

SpecificationsxviNotes

1Introduction1General This manual covers information needed for level one and two troubleshooting. Level one troubleshooting consists of radio program

ForewordThis manual covers all models of the ASTRO™ Digital XTS 2500® Portable Radio, unless otherwise specified. It includes all the information nece

Introduction2Radio DescriptionThe ASTRO Digital XTS 2500 radios are among the most sophisticated two-way radios available.One of the newest in a long

3Basic Maintenance2Introduction to This SectionThis section of the manual describes preventive maintenance and handling precautions. Each of these top

Basic Maintenance4Handling PrecautionsComplementary metal-oxide semiconductor (CMOS) devices, and other high-technology devices, are used in this fami

5Basic Theory of Operation3General OverviewThe ASTRO Digital XTS 2500 radio is a wideband, synthesized, fixed-tuned radio available in the 700/800 MHz

Basic Theory of Operation6Analog Mode of OperationReceiving When the radio is receiving (see Figure 2), the signal comes from the antenna connector to

Basic Theory of Operation7 Transmitted signalling information is accepted by the DSP from the microcontrol unit, coded appropriately, and passed to th

Basic Theory of Operation8signals and buffers them to the required power level. The synthesizer/prescaler circuit module incorporates frequency-divisi

9Recommended Test Equipment and Service Aids 4RecommendedTest EquipmentThe list of equipment contained in Table 3 includes all of the standard test eq

Recommended Test Equipment and Service Aids10Service Aids Refer to Table 4., “Service Aids,” for a listing and description of the service aids design

11Performance Checks5Introduction to This SectionThis section covers performance checks used to verify that the radio meets published specifications.

iTable of Contents ➠List of Figures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Performance Checks12Initial equipment control settings should be as indicated in the Table 5, and should hold for all alignment procedures except as n

Performance Checks134a. Press Side Button 1 to stop the displays and put the radio into the Control Top and Keypad test mode (display radio). The test

Performance Checks14Control Top and Keypad Test Mode (Display Radio)This test mode is used to verify proper operation of all radio buttons and switche

Performance Checks15- Press 7, “55/1” appears; release, “55/0” appears.- Press 8, “56/1” appears; release, “56/0” appears.- Press 9, “57/1” appears; r

Performance Checks16emitted by the radio after the button press (for example, five beeps indicates channel 5).2. Pressing Side Button 2 will scroll th

Performance Checks17Table 9. Receiver Performance ChecksTest Name System Analyzer Radio Test Set CommentsReference FrequencyMode: PWR MON 4th channel

Performance Checks18Table 10. Transmitter Performance ChecksTest Name System Analyzer Radio Test Set CommentsReference FrequencyMode: PWR MON 4th chan

19Radio AlignmentProcedures 6Introduction to This SectionThis section describes both receiver and transmitter radio alignment procedures.General A per

Radio Alignment Procedures20The alignment screens introduce the concept of the “softpot,” an analog SOFTware-controlled POTentiometer used for adjusti

Radio Alignment Procedures21Radio Information Figure 7 shows a typical Radio Information screen.Reference Oscillator AlignmentAdjustment of the refere

Table of ContentsiiControl Top and Keypad Test Mode (Display Radio). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Radio Alignment Procedures22- Press the green Automatic Operation button on the analyzer. - Press the FREQ key.- Type 7.1 followed by SPCL button to s

Radio Alignment Procedures23Transmit Power AlignmentThis alignment procedure adjusts the transmit power of the radio and must be performed for three d

Radio Alignment Procedures247. Left-click the Program All button on the screen to dekey the radio and save the tuned values.Left-click the Close butto

Radio Alignment Procedures25Transmit Deviation Balance AlignmentThis alignment procedure balances the modulation contributions of the low- and high-fr

Radio Alignment Procedures266. Left-click the PTT Tone: Low button.7. Left-click the PTT Toggle button on the screen to enable transmission. The scree

Radio Alignment Procedures27Transmit Deviation Limit AlignmentThis alignment procedure limits the modulation of a baseband signal. It is used for prim

Radio Alignment Procedures288. Left-click the Close button on the screen to return to the Transmitter Alignments menu.Front End Filter AlignmentDefini

Radio Alignment Procedures29Click on the “Program All” button to save the tuned values in the radio.Bit Error RateDefinition This screen is used to te

Radio Alignment Procedures30This field represents the digital modulation type of the incoming signal on which BER is to be calculated.Continuous Opera

Radio Alignment Procedures31Transmitter Test PatternDefinition This screen is used to transmit specific test patterns at a desired frequency so that t

Table of ContentsiiiPTT Reassembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Radio Alignment Procedures32Notes

33XTS 2500/XTS 1500/MT 1500Exploded View and Parts List 7XTS 2500/XTS 1500/MT 1500 Model I Exploded View1231710411319211918MAEPF-27251-O24 25 2 8 5 6

XTS 2500/XTS 1500/MT 1500 Exploded View and Parts List34XTS 2500 Model II Exploded View1851339164179872614311101219282221203612915272524MAEPF-27250-O3

XTS 2500/XTS 1500/MT 1500 Exploded View and Parts List35XTS 2500 Model III Exploded View18513164179872614311101219282221203612915272524MAEPF-27249-O33

XTS 2500/XTS 1500/MT 1500 Exploded View and Parts List36

37Disassembly/Assembly8Introduction to This SectionThis section contains basic procedures for removing and installing the following components of the

Disassembly/Assembly38BatteryAttach the Battery 1. With the radio off, fit the three extensions at the bottom of the battery into the bottom slots on

Disassembly/Assembly39Belt ClipAttach the Belt Clip 1. Align the grooves of the belt clip with those of the battery.2. Press the belt clip downward un

Disassembly/Assembly40Universal Connector CoverThe universal connector cover is located on the antenna side of the radio. It is used to cover the conn

Disassembly/Assembly41Remote Speaker Microphone AdapterThe Remote Speaker Microphone (RSM) adapter is located on the back of the radio, just above the

Table of Contentsiv

Disassembly/Assembly42Radio Disassembly—DetailedWhen disassembling and reassembling the radio, pay particular attention to the snaps and tabs and how

Disassembly/Assembly434. Pull the 16-Position Select and the On/Off/Volume Control knobs off their shafts using the Chassis Opener tool.5. After you r

Disassembly/Assembly447. Slowly pry the bottom of the chassis away from the front cover by pushing the chassis opener tool down. Rotate the handle of

Disassembly/Assembly4510. Carefully lift the latches on the main circuit board to release the flexible circuits from their connectors.NOTE: For proper

Disassembly/Assembly464. Most repairs to the main board can be performed without further disassembly of the chassis. If it is necessary to replace the

Disassembly/Assembly47Keypad and Keypad/Option Board DisassemblyFor this section, please refer to the Model III exploded view and parts list on page 3

Disassembly/Assembly485. Lift the keypad retainer out of the front cover.6. The keypad/option board and the keypad can be removed without the use of t

Disassembly/Assembly49Display DisassemblyFor this section, please refer to the Model III exploded view and parts list on page 35 for part numbers and

Disassembly/Assembly50Speaker, Microphone, and Universal Connector Flex DisassemblyFor this section, please refer to the Model III exploded view and p

Disassembly/Assembly51NOTE: There are notches on the ends of the 13-pin printed circuit backer board. If necessary, you can insert a small screwdriver

List of FiguresvList of FiguresFigure 1. XTS 2500 Overall Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Disassembly/Assembly52Radio Reassembly—DetailedThe following steps describe how to reassemble the radio. This includes the following major components:

Disassembly/Assembly53Keypad and Keypad Option Board Reassembly1. Insert the keypad into the front cover. Align the keypad to the pins in the front co

Disassembly/Assembly54Chassis Assembly ReassemblyBefore you assemble the main board to the chassis, make sure that the following steps are done to the

Disassembly/Assembly55chassis assembly.3. Push down the latches on the connectors to hold the flex circuits to the main board.NOTE: Be sure the concen

Disassembly/Assembly56Notes

57Radio-Level Troubleshooting9Introduction to This SectionThis section of the manual contains troubleshooting charts and error codes that will help yo

Radio-Level Troubleshooting58Operational Error CodesDuring radio operation, the radio performs dynamic tests to determine if the radio is working prop

Radio-Level Troubleshooting59Table 25. Receiver Troubleshooting ChartSymptom Possible CauseCorrection or Test (Measurements Taken at Room Temperature

Radio-Level Troubleshooting60Notes

61Accessories10General Motorola provides the following approved accessories to improve the productivity of your XTS 2500 portable two-way radio. Anten

List of FiguresviFigure 27. Step 2, Attaching the RSM Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Accessories62SurveillanceBatteriesBelt ClipsCarrying CasesBDN6671 PTT and VOX Interface Module for use with BDN6677, BDN6678, and BDN6641BDN6677 Ear M

Accessories63ChargersNOTE: Charge only the battery, not the radio with the batteryattached, with NTN1177, NTN1178, and NTN1179.Charger Mounting KitsEn

Accessories64Notes

65Glossary➠A/D Analog-to-Digital converter; converts an instantaneous dc voltage level to a corresponding digital value.ABACUS IC Custom integrated ci

Glossary66PTT Push-To-Talk; the switch located on the left side of the radio which, when pressed, causes the radio to transmit.Registers Short-term da

67Aaccessoriesantennas ...61batteries ...

Index68remote speaker microphone adapterattach the adapter ...41remove the adpater ...

REPLACEMENT PARTS ORDERINGORDERING INFORMATIONMAIL ORDERSSend written orders to the following addresses:TELEPHONE ORDERSUnited States and Canada Acces

Motorola, Inc. 8000 West Sunrise BoulevardFt. Lauderdale, Florida 33322MOTOROLA and the Stylized M Logo are registered in the U.S. Patent andTrademark

List of TablesviiList of TablesTable 1.ASTRO XTS 2500 Basic Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .