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3-20

MAINTENANCE

Содержание GP140 Series

Страница 1: ...Professional Radio GP140 Basic Service Manual 68P64115B16 ...

Страница 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 prod ucts shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the co...

Страница 3: ...he above standards always adhere to the following procedures PORTABLE RADIO OPERATION AND EME EXPOSURE When transmitting with a portable radio hold radio in a vertical position with the microphone 2 5 to 5 0 centimeters one to two inches away from the mouth Keep antenna at least 2 5 centimeters one inch from your head or body when transmit ting If you wear a portable two way radio on your body ens...

Страница 4: ...To avoid possible interference with blasting operations turn off your radio when you are near electrical blasting caps In a Òblasting areaÓ or in areas posted Òturn off two way radioÓ obey all signs and instructions NOTE The areas 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 ...

Страница 5: ...afe Handling of CMOS and LDMOS Devices 3 2 4 0 Repair Procedures and Techniques Ñ General 3 3 5 0 Disassembling and Reassembling the Radio Ñ General 3 3 6 0 Radio Disassembly Ñ Detailed 3 4 6 1 Front Cover from Chassis Disassembly 3 4 6 2 Chassis Assembly Disassembly 3 6 6 3 Keypad Display and Keypad Option Board Disassembly 3 7 6 4 Speaker Microphone and Universal Connector Flex Disassembly 3 8 6...

Страница 6: ...roduction 5 1 2 0 Global Radio Tuning Setup 5 1 2 1 Initial Test Equipment Setup 5 2 3 0 CPS Programming Setup 5 2 Chapter 6 ACCESSORIES 1 0 Antennas 6 1 2 0 Carrying Accessories 6 1 3 0 Carry Cases 6 1 4 0 Chargers 6 2 5 0 Batteries 6 3 6 0 Upgrade Kit and Adaptors 6 3 7 0 Audio Accessories These accessories require Adapter HLN9716A 6 3 8 0 Remote Speaker Microphones 6 4 Chapter 7 MODEL CHART AND...

Страница 7: ... 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 appropr...

Страница 8: ...ally means that no user serviceable parts are available for that kit or assembly All enquiries should be directed to Motorola GmbH European Parts Department 65232 Taunusstein Germany European Free Phone Numbers Austria 06 60 75 41 Italy 16 78 77 387 Belgium 08 00 72 471 Luxemburg 08 00 23 27 Denmark 80 01 55 72 Netherlands 60 22 45 13 Finnland 08 00 11 49 10 Norway 80 01 11 15 France 08 00 90 30 9...

Страница 9: ...28 70 2342 Fax 49 0 6128 95 1096 Email TFG003 email mot com Scandinavia Bjorn Rambert Telephone 46 8 735 9282 Fax 46 8 735 9280 Email TCW275X email mot com Germany Karin Struck Telephone 49 0 6128 702 248 Fax 49 0 6128 95 1082 Email CKS026 email mot com France Lionel Lhermitte Telephone 33 1 6929 5722 Fax 33 1 6929 5903 Email TXE037 email mot com Italy Ugo Gentile Telephone 39 0 2822 0325 Fax 39 2...

Страница 10: ...ber and its speciÞc characteristics Table 1 1 Radio Model Number Example MDH25KDC9AA3AE Type of Unit Model Series Freq Band Power Level Physical Packages Channel Spacing Protocol Feature Level Model Revision Model Package MD H 25 K VHF 136 174MHz D 4 5W C GP140 GP320 GP340 GP640 9 Program mable AA Conventional MDC O GP320 A E R UHF 1 403 470MHz H GP680 AN Conventional 5 Tone 3 GP140 GP340 GP640 N ...

Страница 11: ...its original design conÞguration ModiÞcations can only be done by the original product manufacturer at one of its FMRC audited manufacturing facilities WARNING Do not operate radio communications equipment in a hazardous atmosphere unless it is a type especially qualiÞed e g FMRC Approved for such use An explosion or Þre may result WARNING Do not operate the FMRC Approved Product in a hazardous at...

Страница 12: ...n is performed on a unit which does not require the outer casing of the unit to be opened in a manner which exposes the internal electrical circuits of the unit You do not have to be an FMRC Approved Repair Facility to perform these actions 2 2 Relabeling The repair facility shall have a method by which the replacement of FMRC Approval labels are controlled to ensure that any relabeling is limited...

Страница 13: ... There must be no substitution of items even if the substitute has been previously Approved with a different Motorola communications equipment unit Approved conÞgurations are listed in the FM Approval guide published by FMRC or in the product FM Supplement This FM Supplement is shipped with FM Approved radio and battery combination from the manufacturer The Approval guide or the Approval standard ...

Страница 14: ...2 4 INTRINSICALLY SAFE RADIO INFORMATION ...

Страница 15: ...e the front cover housing assembly and battery case These surfaces should be cleaned whenever a periodic visual inspection reveals the presence of smudges grease and or grime The only recommended agent for cleaning the external radio surfaces is a 0 5 solution of a mild dishwashing detergent in water The only factory recommended liquid for cleaning the printed circuit boards and their components i...

Страница 16: ...to prevent contamination by dissolved material from previous usage 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 shorted together Do not insert CMOS devices into conventional plastic ÒsnowÓ t...

Страница 17: ... Circuits The ßexible circuits are made from a different material than the rigid boards and require different soldering techniques Excessive prolonged heat on a ßexible circuit can damage the material Therefore avoid excessive heat and excessive bending For parts replacement use the ST 1087 Temperature Controlled Solder Station with a 600 700 degree tip and use small diameter solder such as ST 633...

Страница 18: ...d Display and Keypad Option Board Disassembly Paragraph 6 3 Speaker Microphone and Universal Connector Flex Disassembly Paragraph 6 4 PTT Disassembly Paragraph 6 5 Control Top Disassembly Paragraph 6 6 6 0 Radio Disassembly Ñ Detailed 6 1 Front Cover from Chassis Disassembly 1 Turn off the radio 2 Remove the battery a Pull down on the two battery release buttons b With the buttons pulled down the ...

Страница 19: ...iver down and rotating the handle of the tool over and behind the base of the radio This prying action forces the thin inner plastic wall toward the base of the radio releasing the two chassis base tabs Figure 3 2 Knob Removal NOTE Both knobs slide on and off However they are supposed to Þt very tightly on their shafts Figure 3 3 Chassis Removal CAUTION Marring the front cover O ring sealing area ...

Страница 20: ...dto the chassis 1 Lift the main board from the chassis See Figure 3 5 2 Remove the four small O ring retainers from their slots in the chassis Note the alignment of the retainers for reassembly Figure 3 4 Unlatch Flex Connectors Figure 3 5 Remove Main Board from Chassis CAUTION Refer to the CMOS CAUTION paragraph on page 2 before removing the main board Be sure to use ESD protection when handling ...

Страница 21: ...e two Òtop hooksÓ are still held underneath the front coverÑright below the speaker Lift the keypad retainer out of the front cover then lift and pivot the two hooks out of the front cover 5 If disassembly involves the removal of the display module disconnect the display ßex from the keypad option board connector by lifting the latch on the connector This is similar to the pro cess for releasing t...

Страница 22: ...ay from the front cover and remove the universal connector tail of the speaker microphone assembly through its opening in the front cover Figure 3 7 Removing the Keypad Retainer and Other Boards from the Radio Body NOTE At this point the Option Board Installation Procedure should be performed if necessary NOTE The dustcover must be removed to remove the speaker microphone assembly ßex circuit The ...

Страница 23: ...and the PTT seal assembly can be disassembled using a small screwdriver as follows a Pry back the T tab found inside the front cover in between the four buttons on the PTT assembly b Remove the PTT bezel by slightly bowing it until the top and bottom tabs are released from the slots in the front cover c The PTT seal can be easily lifted from the bezel without the use of tools Figure 3 8 Removal Sp...

Страница 24: ...ssembly through the open ing in the side wall of the front cover 2 Peel off the adhesive liner on the back of the universal connector tail of the ßex circuit Attach the ßex tail to the front cover using the guide pins for correct alignment 3 Replace the universal connector escutcheon Make sure that all the connector openings align with the gold pads on the ßex circuit 4 Align the notch in the spea...

Страница 25: ...l if necessary surrounding the battery contact 6 Place the main circuit board straight down on top of the chassis 7 Use the T6 TORX screwdriver to fasten the screws holding the main board to the chassis 7 6 Chassis and Front Cover Reassembly 1 Align the chassis assembly end to end with the front cover assembly 2 Insert the tails of the ßex circuits into their respective connectors at the bottom of...

Страница 26: ...Installation 1 With the keypad retainer removed the keypad backer board can be removed without the use of tools 2 Remove the jumper ßex from the connector on the keypad board Notice the orientation of the ßex to the connector Arrows on the jumper ßex point to the correct way of inserting the ßex into the connector 3 Discard the keypad backer board 4 The ÒbreakawayÓ tab at the top of all option boa...

Страница 27: ...ng the ßex into the connector 9 Replace the retainer by placing the two top hooks into the slots below the speaker in the front cover then pivot the retainer into the front cover Ensure that all four tab arms snap correctly into the front cover 10 With the keypad option board display and retainer correctly in place the front cover assem bly can now be reassembled as described in Paragraph 7 6 Chas...

Страница 28: ...3 14 MAINTENANCE 9 0 Mechanical View and Parts List Figure 3 13 Radio Exploded Mechanical View 8 9 10 11 12 13 14 15 16 18 19 20 21 22 24 23 25 26 27 28 29 30 31 33 34 35 7 5 6 2 3 4 1 32 17 ...

Страница 29: ...ol 14 1380528Z01 Bezel Side Control 15 7580620Z03 7580620Z04 Keypad Blank Keypad Full 16 0104007J99 Keypad Board Assembly 17 4280498Z01 Retainer Keypad PCB 18 3586057A01 Felt Speaker 19 1480577C01 Boot Microphone 20 5085962A02 Speaker 21 5013920A04 Microphone 22 8480549Z01 Flex UC 23 2113740A41 Capacitor 33pF 24 4280504Z01 Retainer Speaker 25 0304726J04 Screw 26 See Chapter 7 Back Cover Kit incl c...

Страница 30: ...amming Cable Test Cable Connects radio to RIB RLN4008 RLN4008 Radio Interface Box Enables communications between the radio and the computerÕs serial communications adapter HLN9756 BNC Adaptor Adapts radioÕs antenna port to BNC cabling of test equipment 0180305G54 8180384F68 Shop Battery Eliminator Bench Test Housing Eliminator Interconnects radio to power supply Pro vides for troubleshooting of th...

Страница 31: ...his monitor will substitute for items with an asterisk Frequency deviation meter and signal generator for wide range troubleshooting and alignment R1072 Digital Multimeter Two meters recommended for AC DC voltage and current measurements S1053 SKN6009 SKN6001 AC Voltmeter Power Cable for meter Test leads for meter 1 mV to 300 V 10 Megohm input impedance Audio voltage measurements R1094 Delay Oscil...

Страница 32: ...3 18 MAINTENANCE 12 0 Programming Test Cable Figure 3 14 Programming Test Cable Figure 3 15 Pin ConÞguration of the Side Connector ...

Страница 33: ...Programming Test Cable 3 19 Figure 3 16 Wiring of the Connectors ...

Страница 34: ...3 20 MAINTENANCE ...

Страница 35: ...0Hz UHF Rated Audio Mode GEN Output level 1 0mV RF Mod 1kHz tone at 3kHz deviation Monitor DVM AC Volts TEST MODE Test Channel 4 carrier squelch PTT to OFF centre meter selector to Audio PA Set volume control to 3 16Vrms Distortion As above except to distor tion As above As above Distortion 3 0 Typical Sensitivity SINAD As above except SINAD lower the RF level for 12dB SINAD As above PTT to OFF ce...

Страница 36: ...nput to RF In Out Monitor DVM AC Volts Set 1kHz Mod Out level for 0 025Vrms at test set 80mVrms at AC DC test set jack As above As above meter selector to mic Deviation VHF UHF 4 0kHz but 5 0kHz 25 kHz Ch Sp Voice Modulation internal Mode PWR MON atten to 70 input to RF In Out TEST MODE Test Channel 4 carrier squelch out put at antenna Remove modu lation input Press PTT switch on radio Say ÒfourÓ ...

Страница 37: ...must be connected to the PC radio interface box RIB and test equipment shown in Figure 5 1 Figure 5 1 Radio Tuning Test Equipment Setup NOTE Refer to the appropriate program on line help Þles for the programming procedures Description Kit Number EMEA CPS Diskettes ENLN4004 Global Tuner Disk ENLN4014 Installation Manual 68P64113B12 Wattmeter Audio Generator Sinad Meter AC Voltmeter 30 dB Pad 30 dB ...

Страница 38: ...Power Supply Monitor Mode Power Monitor Speaker set A Voltage 7 5Vdc RF Attenuation 70 Speaker load Speaker DC on standby Standby AM CW FM FM PTT OFF Volt Range 10V Oscilloscope Source Mod Oscilloscope Horizontal 10mSec Div Oscilloscope Vertical 2 5kHz Div Oscilloscope Trigger Auto Monitor Image Hi Monitor BW Nar Monitor Squelch mid CW Monitor Volume 1 4 CW Current 2 5A NOTE Refer to appropriate p...

Страница 39: ...Hz 9cm helical NAE6483A 403 520 MHz whip NAE6522AR 438 470 MHz whip HLN9714A Spring 2 inch 3 1mm Belt Clip HLN9952A Holder Carry Belt Clip HLN9652A Standard Leather Case Short Plain Beltloop Thin Battery HLN9665A Standard Leather Case Short Plain Beltloop Standard Battery HLN9670A Standard Leather Case Short Plain Swivel Thin Battery HLN9676A Standard Leather Case Short Plain Swivel Standard Batte...

Страница 40: ... Unit Charger Euro 2 prong with transformer MDHTN3002A 230V Rapid Rate Single Unit Charger UK 3 Prong includes transformer pocket and NA LA manual MDHTN9000A Rapid Rate Single Unit Pocket Only 25 04548T05 120V Transformer Only 25 04548T06 230V UK Transformer Only 25 04548T07 230V Euro Transformer Only MDHTN3003A 120V Multi Unit Rapid Rate Charger with line cords MDHTN3004A 230V Multi Unit Rapid Ra...

Страница 41: ...le HLN9716A GP300 Audio Accessory Adaptor HLN9717A 3 5mm Audio Accessory Adaptor MDHLN9718A Adaptor HLN9820A Cover Side Connector HLN9756A Ferrule to BNC adapter BDN6646C Temco Ear Microphone BDN6647F Lightweight Headset Single muff BDN6648C Behind head medium weight noise cancelling BDN6706B Ear Mic with VOX BDN6720A Flexible Ear Receiver HMN9727D Earpiece w o Volume Control HMN9752B Earpiece wit...

Страница 42: ...ated VOX BDN6706B Ear microphone w VOX BDN6708C PTT Interface Module BDN6719A Ear receiver ßexible black BDN6676 required BDN6732A Earpiece three wire lapel mic and PTT combined w extra loud earphone black HMN9787D Headset w boom microphone MDHMN9052A Remote Speaker Standard Microphone with manual MDHMN9053A Remote Speaker Noise Cancelling Microphone with manual MDHMN9054A Remote Speaker Public Sa...

Страница 43: ...5W 16 Ch MDH25RDC9AA3AE GP140 UHF 403 470 MHz 4W 16 Ch Item Description X PMLD4109A GP140 VHF Back Cover Kit X PMLE4130A GP140 UHF Back Cover Kit X X 6864110B25 GP140 Basic User Guide X PMAD4023A VHF 14cm 150 161 MHz Antenna X NAE6483A UHF Whip 403 470 MHz Antenna X X HNN9008AR Battery NiMH Standard x Indicates one of each is required ...

Страница 44: ...m With Standard high capacity NiMH battery With Ultra high capacity NiMH battery With NiCD battery With Lilon battery 420 500 450 350 Average Battery Life 5 5 90 Cycle With Standard high capacity NiMH battery With Ultra high capacity NiMH battery With NiCD battery With Lilon battery Low Power High Power 11 hours 8 hours 14 hours 11 hours 12 hours 9 hours 11 hours 8 hours Sealing Withstands rain te...

Страница 45: ...acent Channel Power 60 dB 12 5 kHz 70 dB 20 25 kHz Audio Response 300 3000 Hz 1 to 3 dB Audio Distortion 3 Receiver Frequencies Full Bandsplit VHF 136 174 MHz UHF 403 470 MHz Channel Spacing 12 5 20 25 kHz Frequency Stability 25 C to 55 C 25 Ref 2 5 ppm Sensitivity 12 dB SINAD EIA Sensitivity 20 dB SINAD ETS 25 mV typical 50 mV typical Intermodulation EIA 70 dB Adjacent Channel Selectivity 60 dB 1...

Страница 46: ...7 4 MODEL CHART AND TEST SPECIFICATION ...

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