PRO2150
™
Portable Radio
Detailed Service Manual
Page 1: ...PRO2150 Portable Radio Detailed Service Manual ...
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Page 3: ...LDMOS Devices 2 2 2 4 Repair Procedures and Techniques General 2 2 2 4 1 Parts Replacement and Substitution 2 2 2 4 2 Rigid Circuit Boards 2 2 2 4 3 Flexible Circuits 2 3 2 4 4 Chip Components 2 3 2 4 5 Shields 2 4 2 5 Disassembling and Reassembling the Radio General 2 4 2 6 Radio Disassembly Detailed 2 5 2 6 1 Front Cover from Chassis Disassembly 2 5 2 6 2 Control Board Disassembly 2 7 2 6 3 RF B...
Page 4: ...4 1 4 2 1 Overview of the Programming Process 4 1 4 2 2 Cloning Radio Parameters to User Radios 4 1 4 2 3 Parameters Which are Cloned 4 1 4 2 4 Parameters Which are Not Cloned 4 1 4 2 5 To Clone a Radio 4 1 4 2 6 Error Conditions 4 2 4 3 CPS Programming 4 2 4 4 Programming 4 3 4 4 1 PL Frequencies and Codes 4 3 4 4 2 DPL Codes 4 4 4 4 3 Examples 4 4 Chapter 5 Error Code Displays 5 1 5 1 Error Code...
Page 5: ...1 Complete 7 8 7 4 2 Controller 7 9 7 4 3 VCO 7 9 7 4 4 Transmitter 7 10 7 4 5 Receiver 7 10 7 5 Troubleshooting Charts 7 11 Chapter 8 UHF Band Information 8 1 8 1 Model Charts 8 1 8 2 Specifications 8 3 8 3 Theory of Operation 8 4 8 3 1 General Information 8 4 8 3 2 Power Distribution 8 4 8 3 3 Power up Sequence 8 4 8 3 4 CPU Control Section 8 5 8 3 5 VCO Synthesizer Section 8 5 8 3 6 Transmitter...
Page 6: ...iv Table of Contents August 30 2002 99R85452E01 O This Page Intentionally Left Blank ...
Page 7: ...Product Safety and RF Exposure booklet enclosed with your radio Motorola Publication part number 68P81095C98 to ensure compliance with RF energy exposure limits For a list of Motorola approved antennas batteries and other accessories visit the following web site which lists approved accessories http www motorola com cgiss index shtml CAUTION Before using this product read the operating instruction...
Page 8: ...August 30 2002 99R85452E01 O This Page Intentionally Left Blank vi Product Safety and RF Exposure Compliance ...
Page 9: ...No 71 52 Torre B Piso 13 Oficina 1301 Bogota Colombia Phone 571 376 6990 Motorola de Mexico Service Center Bosques de Alisos 125 Col Bosques de las Lomas CP 05120 Mexico D F Phone 525 257 6700 1 2 1 Warranty Period and Return Instructions Where the product is covered under warranty a check of the product should be performed prior to shipping the unit This is to ensure that the product has been cor...
Page 10: ...not included this generally means that no user serviceable parts are available for that kit or assembly All orders for parts information should include the complete Motorola identification number All part orders should be directed to your local AAD office Please refer to your latest price pages To order parts in Latin America and the Caribbean 7 00 a m to 7 00 p m Central Standard Time Monday thro...
Page 11: ...d protocols and physical packages The example below shows one portable radio model number and its specific characteristics Table 1 1 Radio Model Number Example LAH49KDH8AA9 Type of Unit Model Series Frequency Band Power Level Physical Packages Channel Spacing Protocol Feature Level LA H 49 K 136 174 MHz D 5W H Full Keypad with Display 8 12 5 25K AA Conventional 9 Full Keypad Q 403 440 MHz C 4W R 4...
Page 12: ... X Scan List 3 X X Special PL 1 2 3 X Norm Inv DPL X TOT X X Battery Saver X X Battery Type X X Alert Tone Volume X X Prime Ch X X Prime Ch Return Hang Time X PTT ID OFF PRE POST BOTH X PTT ID Sidetone X PTT Short Sidetone X Tx Pretime X Backlight Status X X PTT ID X Button Programmability X Access Deaccess Code X X Telephone No X X PL DPL Type X Scan Interval Timer X Scan Hang Timer X Channel On ...
Page 13: ...imit X Scan Upper Limit X Freq Step Size X Rx Freq X Tx Freq X Offset Freq X Repeater Offset X Rx PL DPL X Tx PL DPL X TOC X Power Level X BCL X Ch Spacing X PTT ID On Off X Radio Information X X Radio Configuration X X Conventional Personality X X VFO Status X Scan List X X Phone Information X X Signalling X X Programmable Button X X Reverse Burst X X Indicates available Blank Indicates unavailab...
Page 14: ...August 30 2002 99R85452E01 O This Page Intentionally Left Blank 1 6 Introduction Radio Features ...
Page 15: ...ion of a mild dishwashing detergent in water The only factory recommended liquid for cleaning printed circuit boards and their components is isopropyl alcohol 70 by volume 2 2 2 1 Cleaning External Plastic Surfaces Apply the 0 5 detergent water solution sparingly with a stiff non metallic short bristled brush to work all loose dirt away from the radio Use a soft absorbent lintless cloth or tissue ...
Page 16: ...hrough holes may interconnect multiple layers of the printed circuit Therefore exercise care to avoid pulling the plated circuit out of the hole CAUTION This radio contains static sensitive devices Do not open the radio unless you are properly grounded Take the following precautions when working on this unit Store and transport all CMOS devices in conductive material so that all exposed leads are ...
Page 17: ...ing the 0180381B45 Repair Station select the TJ 65 mini thermojet hand piece On either unit adjust the temperature control to 700 degrees F 370 degrees C and adjust the airflow to a minimum setting Airflow can vary due to component density To remove a chip component select a hot air hand piece and position the nozzle of the hand piece approximately 1 8 above the component to be removed Begin apply...
Page 18: ...n 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 pads on the circuit board Place the circuit board back in the R1070 s circuit board holder Place the shield on the circuit board using a pair of tweezers Position the heat focus head over the shield and lower it to approximately...
Page 19: ...de battery down and away from radio 3 Remove the antenna 4 Pull the On Off Volume knob off of its shaft 5 Remove the two screws at the back of the rear chassis See Figure 2 2 6 Insert a small flat head screwdriver at the bottom of the radio between the chassis and housing location marked in Figure 2 2 and lift the chassis gently Be careful not to damage the housing or the O ring underneath Figure ...
Page 20: ...ay from the front cover See Figure 2 3 Be careful not to damage the speaker wire underneath 8 Slide the rear chassis downwards and away from the front cover 9 Remove the speaker connector which connects between RF Board and the internal speaker on the front cover See Figure 2 4 Figure 2 3 Figure 2 4 ...
Page 21: ...ently remove the RF board from rear diecast The completely disassembled radio is shown in Figure 2 6 NOTE The Control and RF boards are mounted with cross recess screws meeting the Phillips Cross Slot number 1 standard Using a Phillips 0 will damage the screw recesses as will a poorly fitting Phillips 1 screwdriver One example of a correct fitting screwdriver is manufactured by PB Baumann http www...
Page 22: ...ly 1 Place the control board on the RF board 2 Connect the control board to the RF board by pressing it firmly downwards at the board to board connector See Figure 2 7 3 Tighten the screws using a screwdriver to hold the control board in place 2 7 3 Chassis and Front Cover Reassembly 1 Remove the metal retainer with a small flat head screwdriver See Figure 2 11 Figure 2 7 Figure 2 8 Board to board...
