Motorola Commercial CM Series Service, Maintainability Download | Manualshive

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Notes For All Schematics and Circuit Boards

2-7

VS AUDIO_SEL

Switch signal to Enable option board audio output signal

VS GAIN_SEL

Voice Storage Gain Select line

VS_MIC

Voice Storage Audio Signal to microphone path

VS_INT

Voice Storage Interrupt line

VS_RAC

Voice storage Row Address Clock Signal

VSTBY

3.3 V supply for µP when the radio is switched off

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Summary of Contents for Commercial CM Series

Page 1: ...Commercial Series CM Radios Service Maintainability Issue October 2004 ...

Page 2: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Page 3: ...hed RF exposure levels In addition manufacturers also recommend specific operating instructions to users of 2 way radios These instructions are important because they inform users about RF energy exposure and provide simple procedures on how to control it Please refer to the following Web sites for more information on what RF energy exposure is and how to control your exposure to assure compliance...

Page 4: ...the time To transmit talk push the Push To Talk PTT button To receive calls release the PTT button Transmitting 50 of the time or less is important because this radio generates measurable RF energy exposure only when transmitting in terms of measuring for standards compliance Transmit only when people outside the vehicle are at least the recommended minimum lateral distance away as shown in Table ...

Page 5: ...s sories supplied or designated for this product Use of other accessories may result in non compli ance with RF Safety Standards For a list of Motorola approved antennas please see your dealer or local Motorola contact Your nearest dealer can be found at the following web site http www motorola com cgiss emea dealerlocator html Additional Information For additional information on exposure requirem...

Page 6: ...sitive to external RF energy Vehicles To avoid possible interaction between the radio transmitter and any vehicle electronic control modules such as ABS engine or transmission controls the radio should be installed only by an experienced installer and that the following precautions be used when installing the radio 1 Refer to the manufacturer s instructions or other technical bulletins for recomme...

Page 7: ...with potentially explosive atmospheres referred to above include fuelling areas such as below decks on boats fuel or chemical transfer or storage facilities areas where the air contains chemicals or particles such as grain dust or metal powders Areas with potentially explosive atmospheres are often but not always posted WARNING To avoid possible interference with blasting operations turn off your ...

Page 8: ...viii ...

Page 9: ...dering 1 2 2 5 EMEA Test Equipment Support 1 2 2 6 Technical Support 1 3 2 7 Related Documents 1 3 3 0 Radio Model Information 1 4 Chapter 2 MAINTENANCE 1 0 Introduction 2 1 2 0 Preventive Maintenance 2 1 2 1 Inspection 2 1 2 2 Cleaning 2 1 3 0 Safe Handling of CMOS and LDMOS 2 2 4 0 General Repair Procedures and Techniques 2 2 5 0 Notes For All Schematics and Circuit Boards 2 5 Chapter 3 SERVICE ...

Page 10: ...x ...

Page 11: ...e for guidance purposes only In instances where the product is covered under a return for replacement or return for repair warranty a check of the product should be performed prior to shipping the unit back to Motorola This is to ensure that the product has been correctly programmed or has not been subjected to damage outside the terms of the warranty Prior to shipping any radio back to the approp...

Page 12: ...pare parts and or product information can be ordered directly If a complete Motorola part number is assigned to the part it is available from Motorola Radio Aftermarket and Accessory Division AAD If no part number is assigned the part is not normally available from Motorola If the part number is appended with an asterisk the part is serviceable by Motorola Depot only If a parts list is not include...

Page 13: ...ot com Germany Customer Connect Team Telephone 49 0 30 6686 1539 Fax 49 0 30 6686 1916 Email cgiss emea europe mot com France Lionel Lhermitte Telephone 33 1 6929 5722 Fax 33 1 6929 5904 Email TXE037 email mot com Italy Ugo Gentile Telephone 39 0 2822 0325 Fax 39 0 2822 0334 Email C13864 email mot com Africa Middle East Armand Roy Telephone 33 1 6929 5715 Fax 33 1 6929 5778 Email armand roy Motoro...

Page 14: ...aracteristics Table 1 1 Radio Model Number Example MDM50FNC9AN2_N Type of Unit Model Series Freq Band Power Level Physical Packages Channel Spacing Protocol Feature Level Model Revision Model Package MD M 50 F Midband 66 88MHz J VHF1 136 162MHz K VHF2 146 174MHz N 1 25W C CM140 CM340 9 Program mable AA Conven tional MDC 1 RF Connector Mini UHF A N Q UHF1 403 430MHz P 25 40W F CM160 CM360 AN 5 Tone...

Page 15: ...alcohol 70 by volume 1 Cleaning External Plastic Surfaces The detergent water solution should be applied sparingly with a stiff non metallic short bristled brush to work all loose dirt away from the radio A soft absorbent lintless cloth or tissue should be used to remove the solution and dry the radio Make sure that no water remains entrapped near the connectors cracks or crevices 2 Cleaning Inter...

Page 16: ...en damaged parts are replaced identical parts should be used If the identical replacement component is not locally available check the parts list for the proper Motorola part number and order the component from the nearest Motorola Communications parts center listed in the Piece Parts section of this manual Rigid Circuit Boards The family of radios uses bonded multi layer printed circuit boards Si...

Page 17: ...he pads To replace a chip component using a soldering iron 1 Select the appropriate micro tipped soldering iron and apply fresh solder to one of the solder pads 2 Using a pair of tweezers position the new chip component in place while heating the fresh solder 3 Once solder wicks onto the new component remove the heat from the solder 4 Heat the remaining pad with the soldering iron and apply solder...

Page 18: ...b the part with a pair of tweezers and turn off the vacuum pump 9 Remove the circuit board from the R1070 circuit board holder To replace the shield 1 Add solder to the shield if necessary using a micro tipped soldering iron 2 Next rub the soldering iron tip along the edge of the shield to smooth out any excess solder Use solder wick and a soldering iron to remove excess solder from the solder pad...

Page 19: ...ge BATT_SENSE Battery Voltage Sense Line BOOT_EN_IN_CH Boot Mode Select BW_SEL Select BW 12 5 KHz 25 KHz CH_ACT Channel Activity Indicator Signal Fast Squelch COMM_DATA_SEL_CH Display Driver Command Data Select D3_V3 Regulated 3 3V supply voltage for Voice Storage DEMOD Audio Output Signal from the Receiver IC DETECTOR_AUDIO_SEND_BRD Flat Audio to Option Board DISPLAY_CS_CH Control Head Chip Selec...

Page 20: ...Path RX_AUDIO_OUTPUT_ACCESS_CONN Flat or filtered audio to accessory connector RX_EN Enable Receiving RX_INJ RF signal from VCO into the Receiver SCI_CH Bi directional serial communication line SHIFT_R_CS SPI Chip select for the Control Head SPI_CLK Serial peripheral interface bus CLOCK SPI_MISO Serial peripheral interface bus data IN SPI_MOSI Serial peripheral interface bus data OUT SPKR Negative...

Page 21: ...to Enable option board audio output signal VS GAIN_SEL Voice Storage Gain Select line VS_MIC Voice Storage Audio Signal to microphone path VS_INT Voice Storage Interrupt line VS_RAC Voice storage Row Address Clock Signal VSTBY 3 3 V supply for µP when the radio is switched off ...

Page 22: ...2 8 MAINTENANCE ...

Page 23: ...able with Internal RIB Includes radio interface box RIB capability FKN8096_ Data Flash Adapter Used with RKN4081 10 to 8 pin adapter for front Telco connector with CPS Flash switch for programming flashing only RKN4083_ Mobile Programming Test Cable Connects radio to RIB RLN4008_ via rear accessory connector FKN8113_ Adapter Cable Used with RKN4083 20 to 16 pin adapter for rear accessory connector...

Page 24: ...antenna connector WADN4055A Portable Soldering Station Digitally controlled soldering iron 6604008K01 0 4mm Replacement Tip For WADN4055A Soldering iron 6604008K01 0 8mm Replacement Tip For WADN4055A Soldering iron 0180386A82 Anti static Grounding Kit Used for all radio assembly disassembly procedures 6684253C72 Straight Prober 6680384A98 Brush 1010041A86 Solder RMA type 63 37 0 5mm diameter 1lb s...

Page 25: ... voltage and current measurements R1377_ AC Voltmeter 100 µV to 300 V 5Hz 1MHz 10 Megohm input impedance Audio voltage measurements WADN4133 Delay Oscilloscope 2 Channel 40 MHz bandwidth 5 mV cm 20 V cm Waveform measurements R1440_ 0180305F17 0180305F31 0180305F40 RLN4610_ T1013_ Wattmeter Plug in Elements Plug in Elements Plug in Elements Carry case RF Dummy Load Thruline 50 Ohm 5 accuracy 10W 25...

Page 26: ...3 4 SERVICE AIDS ...

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