RCA BR200D-U1 Service Manual Download Page 2

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BR200D-U1/BR300D-U1

Service Manual

Contents

Chapter 1

General

Chapter 2

Radio Overview

Chapter 3

Mode Introduction

Chapter 4

Disassembly For Repair

Chapter 5

Circuit Description

Chapter 6

PCB Layout

Chapter 7

Adjustment

Chapter 8

Bill Of Materials

Chapter 9

Charger

Chapter 10

Block and Schematic

Appendix 1 Abbreviations
Appendix 2 Main Technical Indexes
Appendix 3 Trouble Shooting

Summary of Contents for BR200D-U1

Page 1: ...BR200D U1 BR300D U1 Service Manual 1 BR200D U1 BR300D U1 Service Manual ...

Page 2: ...pter 3 Mode Introduction Chapter 4 Disassembly For Repair Chapter 5 Circuit Description Chapter 6 PCB Layout Chapter 7 Adjustment Chapter 8 Bill Of Materials Chapter 9 Charger Chapter 10 Block and Schematic Appendix 1 Abbreviations Appendix 2 Main Technical Indexes Appendix 3 Trouble Shooting ...

Page 3: ...when transmitting or may make lightly burning on the skin Electromagnetism Interference It s prohibited to use or repair the radio in the following places Hospital health center air port Any area with a potentially explosive atmosphere e g fuel and chemical storage and transport devices etc Any area of dynamite or exploder Change Components All the components used in repair service should be suppl...

Page 4: ...ermission Wear and tear or any man made sabotage such as mechanical damage burning or water leaking Product serial number has been damage or the product trademark is difficult to identify Beyond the warranty time lifetime service is still available with paid And we also provide service components to service stations and staff ...

Page 5: ...e till a click is heard to switch off the radio Rotate to adjust the volume after turning on the radio 7 LED Indicator LED Indicates Status Alert Green LED lights when a carrier is detected in the current channel Red LED lights during transmission Orange LED flashes when receiving the Radio ID 5 Tone signaling or 2 Tone signaling or MDC signaling Green LED flashes when scanning Red LED flashes whe...

Page 6: ...ation Selection Talkaround Call1 Call2 Call3 Call4 Lone Work Emergency Call Cancel Emergency Call Man Down Scan Noise Channel Delete Call Forward H M L Power Switch Squelch Adjust Monitor Momentary Call Cancel Monitor Call Cancel Squelch Off Momentary Call Cancel Squelch Off Call Cancel Lock Keyboard Battery Check FCS Normal Record Record Stop Protected Record Record Stop Record play Play Next Pla...

Page 7: ...inches away from the microphone input to achieve the best voice quality If the distance is too far or too close to the radio it will affect the voice quality 14 LCD 15 Key Pad 16 Top Button Programmable Button 17 Channel Selector Rotate to select channel 1 512 18 Power Volume Knob Turn clockwise to switch on the radio Turn counterclockwise till a click is heard to switch off the radio Rotate to ad...

Page 8: ...ys with the following Optional functions None No Function Channel Up Channel Down Zone Up Zone Down Display CH Frequency Display CH Alias Display Mode Switch OST H M L Power Switch Squelch Adjust Lock Keyboard Scan Noise Channel Delete Voice Expander Scrambler Home Channel Talk Around VOX Monitor Momentary Call Cancel Monitor Call Cancel Squelch Off Momentary Call Cancel Squelch Off Call Cancel Em...

Page 9: ...BR200D U1 BR300D U1 Service Manual 9 GPS Auto TX Zone0 Scan ADD DEL Man Down Normal Record Record Stop Protected Record Record Stop Record play Play Next Play Stop Record Delete Surveillance ...

Page 10: ...al User Mode conventional communication mode by turning on the power switch Users in the mode can use the defined function of the radio Field Programming Mode You can enter the Field Programming Mode by pressing the Menu Key or a programmable key to enter this mode Data programming mode Before leaving the factory the radio has been set in factory However due to different requirements of users func...

Page 11: ...to the Radio please open the backup data and rewrite them 3 Model Information is the important information of the Radio and should not be altered Test Mode According to Figure 3 1 connect the radio to the computer with the special programming cable Warning Before entering the Test Mode please first connect a high frequency load of 50 ohm to the antenna port of the radio or connect the radio a cert...

Page 12: ...120dBm 22 RSSI 70dBm 23 TX Low Voltage Firmware Upgrading Mode The radio is equipped with an internal FLASH ROM it can be upgraded if required 1 Connect the radio to the PC with a proper programming cable then power on the radio 2 Run computer programming software 3 Select the right com port and suitable Baud Rate you connected and the upgrading firmware and then click on E P to start downloading ...

Page 13: ...e on the top of the radio chassis about 5mm away from latch If the radio has the belt clip installed you will have to press one side of the clip to raise it and slide the battery in proper position Press the battery with your fingers and push the battery until you hear a latch click the battery is now installed Removing the battery pack If you want to remove the battery from the radio first press ...

Page 14: ...apart Using a smooth tool or a tool protected with cloth to hold or prize up form the bottom of channel selector or volume knob until apart Install external speaker MIC Open the cover of the jack for external speaker MIC and then insert the plug of the external speaker or microphone into the jack on the radio When inserting the accessory plug make sure it is properly aligned straight to avoid inte...

Page 15: ...o remove the clip from the radio just unscrew them and remove the clip you can put the screws back to make sure you do not loose them Installing Removing the Chassis PCB 1 Remove the antenna channel selector and power volume knob 2 Screw off the two screws at the bottom of the radio by a hexagon screwdriver 3 Pry up the aluminum shell by peaking a straight screwdriver in the cross slot at the ...

Page 16: ... screws M2X3 on the keyboard PCB by a cross screwdriver and take out the FPC from the socket then screw the 5 especially screws M2X3 from main PCB 5 Screw off the 6 screws on the PCB by a cross screwdriver 6 Unsolder the endpoints of the antenna PTT key board and speaker by an electric iron then remove the main board After the disassembly above you can carry out corresponding reparation and debugg...

Page 17: ...BR200D U1 BR300D U1 Service Manual 17 Exploded View of the Parts ...

Page 18: ...600006X RF socket washer 60A 50 high spring silicon 1 6 2020CU600007X Knob washer 60A 50 high spring silicon 1 7 301060400001X Volume screw M6X0 75 special shape brass 1 8 2020CU600005X Power socket washer 60A 50 high spring silicon 1 9 2040CU600002X PTT metal dome plate 1 10 6020600100201 KEYBOARD PCB 1 11 2010CU600004X Ear phone cabinet PC ABS 2950 1 12 1211401601001 SPEAKER 1 13 2020CU600001X P...

Page 19: ...36mm air filter nylon weave 1 24 2010CU600009X Battery locker black PC ABS 2950 1 25 2040CU600004X 7mm mic air filter Φ7 0X4 5X0 2 1 26 2020CU600004X Mic waterproof washer 60A 50 high spring silicon 1 27 2010DR600002X PTT plastic key blue PC ABS 2950 1 28 301200407001X Machine screw M2 0X4 0 PB Ni plate nylok blue patch 13 29 MAIN PCB 1 30 2020CU600002X Cabinet waterproof ring orange 40A 50 high s...

Page 20: ...BR200D U1 BR300D U1 Service Manual 20 DR7000 2 ...

Page 21: ...00006X Volume knob black ABS 700 13 2010CU600007X Encoder knob black ABS 700 14 Antenna 15 2020CU600007X Knob washer silicon 16 301070500001X Encoder screw M7X0 75 17 2010CU600005X Radio top cover black 18 301250607001X Machine screw M2 5X6 0 19 2020CU600005X Power socket washer 20 7110CLP01001 CLP 01 clip 21 70600CB01001 Battery CB 01 OR CB 02 70600CB02001 22 2020CU600002X Cabinet waterproof ring...

Page 22: ...requency synthesizer and the second local oscillation signal selects the 4rd harmonics of 16 8MHz of crystal oscillator X1 TCXO The signal of transmitter is produced by frequency synthesizer directly Figure 1 Frequency configuration 5 2 Receiver Rx The receiver is double conversion superheterodyne designed to operate in the frequency range of 400 to 470MHz The frequency configuration in Fig 1 1 Fi...

Page 23: ...ixing of the receiving signal from LNA and the 1st local oscillation signal from frequency synthesizer The first IF signal is filtered out adjacent channel and other useless signals by crystal filter XF201 IF Circuit The 1st IF signal from crystal filter is amplified by the first IF amplifier Q201 before processing of IC in IF IC200 NJM2591V or TA31136FN IF IC consists of the 2nd mixer 2nd local o...

Page 24: ...croprocessor IC403 IC403 determines whether to output sounds from the speaker by checking whether the input voltage is higher or lower than the preset value To output sounds from the speaker IC403 sends a high signal to the MUTE and AFCO lines and turns IC302 on through Q302 Q304 and Q305 Audio Power Amplification The audio power amplifying circuit consists of IC302 and the peripheral components T...

Page 25: ...he modulated RF signals from VCO are amplified by Q101 Q102 and Q105 before the power amplification in Q107 Gate bias of Q105 and Q107 is controlled by APC circuit so the output power of transmitter can be controlled conveniently by changing the gate bias voltage APC Automatic Power Control Figure 5 Schematic Diagram for APC Circuit R130 R131 and R132 are power amplification current detector IC100...

Page 26: ... sent to VCO for modulation together with CTCSS DCS after amplification limitation and filtering IC609 is a bais band processor AGC circuit consists of D601 D602 and Q602 Q603 The signal amplitude is reduced to ensure no distortion in case of oversized MIC signal Q601 the power switch of voice processing circuit controlled by MCU will give power supply to IC601 only during transmission J501 is the...

Page 27: ...ncy of 5kHz or 6 25kHz controlled by MCU based on the set channel frequency The oscillation frequency of VCO is compared with reference frequency to produce error signal after divided by PFD in IC607 The error signal is filtered by low pass filter before changing the VCO frequency to the set value in VCO it is locking N FVCO FR N Division Frequency FVCO VCO Oscillation Frequency FR Reference Frequ...

Page 28: ...Voice Prompt Function is set Press Voice Prompts for reset to switch voice types Press Voice Prompts repeatedly for power connection then the voice types will be switched in circle in the order of Chinese male voice English male voice Chinese female voice English female voice no prompts 5 7 Power Supply The station use lithium battery 7 4V 1700mAh while transmitter amplifier circuit Q105 Q107 and ...

Page 29: ...of local oscillation frequency Access to the current channel state Control LED status indicator Control power supplied condition of every unit Detect action of every function key Produce CTCSS signal Produce DCS signal Produce power controlled signal Finish CTCSS decoding Finish DCS decoding Squelch detection and control Control voice prompt content Memory FLASH Channel data CTCSS DCS data and oth...

Page 30: ...y Hz 1 67 0 11 94 8 21 131 8 31 186 2 2 69 3 12 97 4 22 136 5 32 192 8 3 71 9 13 100 0 23 141 3 33 203 5 4 74 4 14 103 5 24 146 2 34 210 7 5 77 0 15 107 2 25 151 4 35 218 1 6 79 7 16 110 9 26 156 7 36 225 7 7 82 5 17 114 8 27 162 2 37 233 6 8 85 4 18 118 8 28 167 9 38 241 8 9 88 5 19 123 0 29 173 8 39 250 3 10 91 5 20 127 3 30 179 9 DCS signaling DCS Digital code squelch is a kind of continuous di...

Page 31: ...lash Serial Data 4 O PE5 FLASH_SDI LCD_DB7 SPI Flash Serial Data Output MCU LCD_DB7 multiplexing 5 O PE6 DMR_SLEEP DMR POWERDOWN High Active 6 S VBAT VBAT Connected to VDD 7 O PC13 TX_LED TX_LED High Active 8 O PC14 RX_LED RX LED High Active 9 O PC15 LAMP Keyboard Lamp High Active 10 S VSS_5 VSS_5 Connected to VSSA 11 S VDD_5 VDD_5 Connected to 3 3V 12 I OSC_IN OSC_IN 8MHz Crystal Input 13 O OSC_O...

Page 32: ...Active 35 I PB0 ADC12_IN8 RSSI RSSI Detect Input 36 I PB1 ADC12_IN9 BUSY Carrier Detect Input 37 I O PB2 BOOT1 FM_SW FM Receive IF Switch High Active 38 O PE7 FM_MUTE FM RX Mute High Active 39 O PE8 VCOVCC_SW RXVCO TXVCO Control High for RX 40 O PE9 DMR_SW DMR Receive IF Switch High Active 41 I PE10 VOL_MAX Max Volume Control High Active 42 O PE11 EXT_PTT Ext PTT Input 43 I PE12 PTT_KEY PTT Input ...

Page 33: ... CTCSS DCS TCXO Output 65 O PC8 TIM8_C H3 BEEP BEEP ALARM DTMF Output 66 O PC9 5RC 5R Power Switch Control High Active 67 O PA8 SAVE 5C Power Switch Control High Active 68 I PA9 USART1_TX SD1_KEY Side Key 1 Input 69 I PA10 USART1_RX SD2_KEY Side Key 2 Input 70 I O PA11 USBD M USBD USB DM 71 I O PA12 USBD P USBD USB DP 72 I O JTMS SWDI O PA13 SWDIO WORN_SW Wide Narrow Band Control High for Wide 73 ...

Page 34: ...8 I2C1_SCL SCL Software Control Watch Dog Serial Clock 96 O PB9 I2C1_SDA SDA Software Control Watch Dog Serial Data 97 O PE0 MICPWR_C MIC Power Switch High Active 98 O PE1 K1 Key Board K2 Input 99 S VSS_3 VSS_3 Connect to Ground 100 S VDD_3 VDD_3 Connect to 3 3V Table 4 Functional description of semiconductor device Item Model Function Description IC1 SKY72310 Frequency Synthesizer IC100 NJM2904 A...

Page 35: ...BR200D U1 BR300D U1 Service Manual 35 IC614 STM32F405VGT6 MCU IC615 PST9124NR MCU Reset Circuit IC609 HR_C5000 1 Base Band Processor ...

Page 36: ...BR200D U1 BR300D U1 Service Manual 36 Chapter 6 PCB Layout ...

Page 37: ...MIC1 C5 D4 D5 D8 C4 C3 R1 D2 D3 D6 C7 C8 C9 J1 D1 D9 C2 D7 C6 C13 C1 ...

Page 38: ...R6 R5 R9 R3 R4 R2 R14 R12 R13 R10 R11 C15 J2 R8 Q2 C16 C14 C12 R20 R18 R15 R17 C11 Q1 R19 R22 C10 R7 R21 C17 R16 IC1 R23 ...

Page 39: ...C915 L500 C525 R342 R911 C908 C699 R975 R966 R420 R419 R418 C758 C741 C749 R427 R424 R914 C616 C909 C924 C970 C736 R669 C737 R670 Q608 R632 C658 IC613 C748 C606 R622 R621 C652 R620 D607 IC605 C640 C639 R341 Q110 C79 R148 R137 IC610 C701 C718 C722 L611 C708 C723 C731 C660 C725 C700 IC615 C714 X603 J801 C165 R152 C146 R143 R136 R140 C134 R133 C159 C709 IC609 R708 C711 C752 R709 IC614 C413 C727 C728 ...

Page 40: ... F500 R410 R402 C320 R312 C665 L607 R16 R19 C100 D907 L21 C38 C402 R326 Q300 C321 C663 C29 R18 R21 C32 D4 Q3 C406 R300 R324 C690 L609 R651 R652 C50 C686 C687 C689 R643 R653 R5 L7 R13 R506 R10 C33 Q4 D5 C532 R625 R624 R623 C644 J500 C691 R647 R648 C681 C692 C693 R650 C682 C44 R627 R626 C648 C233 C107 R108 R226 L201 R222 C673 R639 C669 C631 C312 R649 R633 C338 R325 Q200 C229 C227 L203 C228 L208 C951...

Page 41: ...acy higher than 1 10 6 Sensitivity higher than 100mV 8 Frequency deviator Frequency range DC 600MHz Test range 0 5kHz 9 DMM Input resistance above 10MΩ V DC capable of measuring voltage electric current and resistance 10 Audio signal generator Frequency range 2 3000Hz Output level 1 500mV 11 RF power attenuator Decrement 40db or 50db Receive power higher than10W 12 Standard signal source Frequency...

Page 42: ... QT frequency offset 6 DCS frequency offset 7 Receiving sensitivity Steps for adjustment a Enter Computer Test Mode by selecting Test Mode in main menu of ARD001 Programming Software b Select the items to be adjusted in choice menus and then adjust the parameters by function keys on the computer keyboard c Exit Computer Test Mode after adjustment 7 3 Adjustment 7 3 1 VCO Adjustment Close Power sav...

Page 43: ...ing Mode for automatic detection of the software and then click Save for exit after no or little variation in numbers 7 3 5 Frequency offset adjustment Input audio signal 12mV 1000Hz at MIC jack of interphone Adjust and set frequency offset to 2 1kHz 7 3 6 DCS transmitting signal waveform and frequency offset adjustment Double click to enter DCS frequency offset in Interphone Performance Tuning Mo...

Page 44: ...z showed at each frequency point of the software Enter all points including Lowest Low Mid High and Highest respectively for automatic adjustment of software and then press next point after no big change to numbers After that adjust Narrowband the debugging method is the same as that of Broadband except the input modulation signal is changed to frequency of 1kHz and frequency offset of 1 5kHz Sele...

Page 45: ... adjustment Table 5 Transmitting part Item Test condition Instrumentation Test point Correcting member Requirement Remarks RF rate Frequency Counter Integrated Tester Computer Test Mode Within 50Hz DCS waveform balance Oscillograph Integrated Tester Nearly flat waveform Square wave Power Power 7 4V Power Tester Integrated Tester Ammeter Computer Test Mode Adjust to 4 25W Within 0 25W Max Modulatio...

Page 46: ... Selectable 1 12 70600CB01001 CB 01 Li ion battery 1700 mAh Selectable 1 13 70600CB02001 CB 02 Li ion battery 2000 mAh Selectable 1 14 15 16 701DR6000201 DR6000 2 portable two way radio 17 18 RESISTOR 19 1090400050001 0402 CHIP R 0Ω RC0402JR 070R 19 C339 C423 R4 R5 R7 R13 R140 R233 R538 R539 R603 R621 R678 R686 R707 R709 R966 R973 R975 20 1090410050001 0402 CHIP R 10Ω RC0402JR 0710R 6 R634 R635 R6...

Page 47: ...0402JR 075K6 5 R101 R301 R302 R324 R326 37 1090482250001 0402 CHIP R 8 2kΩ RC0402JR 078K2 3 R339 R410 R426 38 0402 CHIP R 9 1kΩ 1 R650 39 1090410350001 0402 CHIP R 10kΩ RC0402JR 0710K 26 R15 R143 R308 R327 R609 R611 R613 R614 R616 R617 R625 R636 R637 R654 R655 R656 R658 R659 R669 R676 R677 R680 R684 R687 R698 R699 40 1090412350001 0402 CHIP R 12kΩ RC0402JR 0712K 2 R117 R312 41 1090415350001 0402 C...

Page 48: ...3 1090410550001 0402 CHIP R 1MΩ RC0402JR 071M0 5 R219 R228 R230 R231 R950 64 1090418550001 0402 CHIP R 1 8MΩ RC0402JR 071M8 1 R646 65 66 1090600050001 0603 CHIP R 0Ω RC0603JR 070R 3 R120 R147 R311 67 109064R750001 0603 CHIP R 4 7Ω RC0603JR 074R7 2 R332 R959 68 1090610050001 0603 CHIP R 10Ω RC0603JR 0710R 5 R104 R115 R200 R334 R417 69 1090622050001 0603 CHIP R 22Ω RC0603JR 0722R 5 R28 R109 R111 R21...

Page 49: ...C 7pF GRM1555C1H7R0BZ01D 1 C108 102 1120439P00091 0402 CHIP C 9pF GRM1555C1H9R0BZ01D 1 C235 103 1120431005091 0402 CHIP C 10pF GRM1555C1H100JZ01D 8 C36 C37 C223 C683 C684 C728 C766 C767 104 1120431205091 0402 CHIP C 12pF GRM1555C1H120JZ01D 1 C219 105 1120431505091 0402 CHIP C 15pF GRM1555C1H150JZ01D 1 C965 106 1120431805091 0402 CHIP C 18pF GRM1555C1H180JZ01D 1 C35 107 1120432205091 0402 CHIP C 22...

Page 50: ...C 5600pF GRM155R71H562KA01D 2 C308 C690 122 1120436826091 0402 CHIP C 6800pF GRM155R71H682KA01D 3 C309 C601 C602 123 1120438226091 0402 CHIP C 8200pF GRM155R71H822KA01D 1 C300 124 1120431036071 0402 CHIP C 0 01μF GRM155R71E103KA01D 46 C19 C20 C128 C137 C158 C201 C217 C220 C221 C305 C306 C312 C316 C330 C334 C336 C418 C420 C421 C422 C633 C648 C651 C654 C658 C672 C702 C703 C705 C707 C712 C719 C721 C7...

Page 51: ...03 CHIP C 2pF GRM1885C1H2R0BZ01D 2 C144 C155 137 1120632P50091 0603 CHIP C 2 5pF GRM1885C1H2R5BZ01D 1 C148 138 1120633P00091 0603 CHIP C 3pF GRM1885C1H3R0BZ01D 1 C147 139 1120634P00091 0603 CHIP C 4pF GRM1885C1H4R0BZ01D 2 C142 C153 140 1120635P00091 0603 CHIP C 5pF GRM1885C1H5R0BZ01D 2 C136 C150 141 1120636P00091 0603 CHIP C 6pF GRM1885C1H6R0BZ01D 1 C140 142 1120631805091 0603 CHIP C 18pF GRM1885C...

Page 52: ...P BLM18AG601S 15 L7 L10 L19 L103 L206 L500 L601 L602 L604 L605 L606 L609 L610 L611 L904 168 1170722100001 0805 FERRITE CHIP BLM21PG221S 3 L105 L501 L502 169 1170760000001 0805 FERRITE CHIP BLM21PG600S 1 L107 170 1140618N28001 SMALL FIXED INDUCTOR 8 2nH MLG1608B8N2S 1 L119 171 1140611505001 SMALL FIXED INDUCTOR 15nH MLG1608B15NJ 1 L102 172 1140611805001 SMALL FIXED INDUCTOR 18nH MLG1608B18NJ 3 L6 L...

Page 53: ...L112 L113 L114 188 1152R351R6081 AIR CORE COIL 8T ER0 35 1 6 8 1 L106 189 190 191 DIOED 192 1030000137201 DIOED 1SS372 3 D601 D602 D603 193 1030000013101 DIOED HVU131TRF or BA592 1 D101 194 1030000211101 DIOED MA2S111TX 4 D6 D604 D605 D606 195 1030000207701 DIOED MA2S077 4 D100 D102 D103 D200 196 1030019213201 LED RED HT19 2132SURC HHH 1 D400 197 1030019213202 LED GREEN HT19 2132SYGC 2 D401 D402 1...

Page 54: ...1 Q307 224 1050002182401 FET 2SK1824 or 2SK3019 1 Q302 225 1050000001201 FET RD01MUS2 T113 1 Q105 226 1050000007201 FET RD07MUS2B T112 1 Q107 227 1050000250801 FET 2SK508 T1B K52 2 Q3 Q4 228 1050000331801 FET 3SK318 2 Q202 Q203 229 230 231 IC 232 1020620450201 LDO XC6204B502MR 3 IC602 IC603 IC604 233 1020620433201 LDO XC6204B332MR 1 IC618 234 1020000235901 DC DC MP2359DJ 1 IC605 235 1020000258001 ...

Page 55: ... 18PIN 1 J801 259 260 1080004502401 Discriminator JTM450C24 1 CD200 261 1102210300001 POWER SWITCH RP08110SNAX V02 0000 1 VR401 262 1061001010001 ROTARY SWITCH RE1001BA V01 0001 1 S401 263 1230525200801 SOCKET φ2 5 PJ D2008K 1 J501 264 1230535302702 SOCKET φ3 5 PJ D3027D 1 J500 265 1212602762201 MIC ELEMENT PF0 6027P 62 2dB 1 MIC1 266 267 1010600200202 CU600 KEY PCB CU6002v02 PCB 1 268 12113616010...

Page 56: ...gh spring silicon 1 290 2030CU600001X CU600 AL cabinet polishing ADC 12 1 291 2030CU600002X CU600 battery metal locker polishing SUS304 1 292 2030CU600003X SMA RF socket 1 293 2030CU600004X Spring Φ2 3X10 5 Φ0 25 spring steel Ni plate 2 294 2040CU600001X 3 PIN power socket 1 J502 295 2040CU600002X CU600 PTT metal dome plate 1 296 2040CU600003X Φ36mm air filter nylon weave 1 297 2040CU600004X 7mm m...

Page 57: ...attery 2000 mAh Selectable 1 14 15 16 701DR7000201 DR7000 2 portable two way radio 17 18 RESISTOR 19 1090400050001 0402 CHIP R 0Ω RC0402JR 070R 19 C339 C423 R4 R5 R7 R13 R140 R233 R538 R539 R603 R621 R678 R686 R707 R709 R966 R973 R975 20 1090410050001 0402 CHIP R 10Ω RC0402JR 0710R 6 R634 R635 R657 R673 R696 R697 21 1090422050001 0402 CHIP R 22Ω RC0402JR 0722R 3 R9 R536 R537 22 1090456050001 0402 ...

Page 58: ...10kΩ RC0402JR 0710K 26 R15 R143 R308 R327 R609 R611 R613 R614 R616 R617 R625 R636 R637 R654 R655 R656 R658 R659 R669 R676 R677 R680 R684 R687 R698 R699 40 1090412350001 0402 CHIP R 12kΩ RC0402JR 0712K 2 R117 R312 41 1090415350001 0402 CHIP R 15kΩ RC0402JR 0715K 3 R647 R668 R693 42 1090418350001 0402 CHIP R 18kΩ RC0402JR 0718K 2 R305 R649 43 1090422350001 0402 CHIP R 22kΩ RC0402JR 0722K 8 R321 R612...

Page 59: ...9064R750001 0603 CHIP R 4 7Ω RC0603JR 074R7 2 R332 R959 68 1090610050001 0603 CHIP R 10Ω RC0603JR 0710R 5 R104 R115 R200 R334 R417 69 1090622050001 0603 CHIP R 22Ω RC0603JR 0722R 5 R28 R109 R111 R218 R403 70 1090647050001 0603 CHIP R 47Ω RC0603JR 0747R 4 R121 R128 R212 R220 71 1090610150001 0603 CHIP R 100Ω RC0603JR 07100R 3 R14 R26 R31 72 1090615150001 0603 CHIP R 150Ω RC0603JR 07150R 2 R25 R27 7...

Page 60: ...pF GRM1555C1H100JZ01D 8 C36 C37 C223 C683 C684 C728 C766 C767 104 1120431205091 0402 CHIP C 12pF GRM1555C1H120JZ01D 1 C219 105 1120431505091 0402 CHIP C 15pF GRM1555C1H150JZ01D 1 C965 106 1120431805091 0402 CHIP C 18pF GRM1555C1H180JZ01D 1 C35 107 1120432205091 0402 CHIP C 22pF GRM1555C1H220JZ01D 3 C28 C51 C100 108 1120433005091 0402 CHIP C 30pF GRM1555C1H300JZ01D 5 C252 C255 C259 C947 C948 109 11...

Page 61: ...C 5600pF GRM155R71H562KA01D 2 C308 C690 122 1120436826091 0402 CHIP C 6800pF GRM155R71H682KA01D 3 C309 C601 C602 123 1120438226091 0402 CHIP C 8200pF GRM155R71H822KA01D 1 C300 124 1120431036071 0402 CHIP C 0 01μF GRM155R71E103KA01D 46 C19 C20 C128 C137 C158 C201 C217 C220 C221 C305 C306 C312 C316 C330 C334 C336 C418 C420 C421 C422 C633 C648 C651 C654 C658 C672 C702 C703 C705 C707 C712 C719 C721 C7...

Page 62: ...03 CHIP C 2pF GRM1885C1H2R0BZ01D 2 C144 C155 137 1120632P50091 0603 CHIP C 2 5pF GRM1885C1H2R5BZ01D 1 C148 138 1120633P00091 0603 CHIP C 3pF GRM1885C1H3R0BZ01D 1 C147 139 1120634P00091 0603 CHIP C 4pF GRM1885C1H4R0BZ01D 2 C142 C153 140 1120635P00091 0603 CHIP C 5pF GRM1885C1H5R0BZ01D 2 C136 C150 141 1120636P00091 0603 CHIP C 6pF GRM1885C1H6R0BZ01D 1 C140 142 1120631805091 0603 CHIP C 18pF GRM1885C...

Page 63: ...P BLM18AG601S 15 L7 L10 L19 L103 L206 L500 L601 L602 L604 L605 L606 L609 L610 L611 L904 168 1170722100001 0805 FERRITE CHIP BLM21PG221S 3 L105 L501 L502 169 1170760000001 0805 FERRITE CHIP BLM21PG600S 1 L107 170 1140618N28001 SMALL FIXED INDUCTOR 8 2nH MLG1608B8N2S 1 L119 171 1140611505001 SMALL FIXED INDUCTOR 15nH MLG1608B15NJ 1 L102 172 1140611805001 SMALL FIXED INDUCTOR 18nH MLG1608B18NJ 3 L6 L...

Page 64: ...L112 L113 L114 188 1152R351R6081 AIR CORE COIL 8T ER0 35 1 6 8 1 L106 189 190 191 DIOED 192 1030000137201 DIOED 1SS372 3 D601 D602 D603 193 1030000013101 DIOED HVU131TRF or BA592 1 D101 194 1030000211101 DIOED MA2S111TX 4 D6 D604 D605 D606 195 1030000207701 DIOED MA2S077 4 D100 D102 D103 D200 196 1030019213201 LED RED HT19 2132SURC HHH 1 D400 197 1030019213202 LED GREEN HT19 2132SYGC 2 D401 D402 1...

Page 65: ...1 Q307 224 1050002182401 FET 2SK1824 or 2SK3019 1 Q302 225 1050000001201 FET RD01MUS2 T113 1 Q105 226 1050000007201 FET RD07MUS2B T112 1 Q107 227 1050000250801 FET 2SK508 T1B K52 2 Q3 Q4 228 1050000331801 FET 3SK318 2 Q202 Q203 229 230 231 IC 232 1020620450201 LDO XC6204B502MR 3 IC602 IC603 IC604 233 1020620433201 LDO XC6204B332MR 1 IC618 234 1020000235901 DC DC MP2359DJ 1 IC605 235 1020000258001 ...

Page 66: ...8PIN FPC Connector 0 5mm 18PIN 1 J801 259 260 261 1080004502401 Discriminator JTM450C24 1 CD200 262 1102210300001 POWER SWITCH RP08110SNAX V02 0000 1 VR401 263 1061001010001 ROTARY SWITCH RE1001BA V01 0001 1 S401 264 1230525200801 SOCKET φ2 5 PJ D2008K 1 J501 265 1230535302702 SOCKET φ3 5 PJ D3027D 1 J500 266 267 1010600200202 CU600 KEY PCB CU6002v02 PCB 1 268 1211361601001 SPEAKER φ36 16Ω 1W 1 26...

Page 67: ...T plastic key blue PC ABS 2950 1 301 2010CU600003X CU600 ear phone plastic plug black PC ABS 2950 1 302 2010CU600004X CU600 ear phone cabinet PC ABS 2950 1 303 2010CU600005X CU600 radio top cover black PC ABS 2950 1 304 2010CU600006X CU600 volume knob black ABS 700 1 305 2010CU600007X CU600 encoder knob black ABS 700 1 306 2010CU600008X CU600 ear phone cover black TPU 1 307 2010CU600009X CU600 bat...

Page 68: ...80001X CU780 Keypad metal dome plate 326 301070500001X Encoder screw M7X0 75 special shape brass 1 327 301060400001X Volume screw M6X0 75 special shape brass 1 328 301200407001X Machine screw M2 0X4 0 PB Ni plate nylok blue patch 14 329 301200807001X Machine screw M2 0X8 0 six lobe pan Ni plate nylok blue patch 2 330 301250607001X Machine screw M2 5X6 0 PB black Ni plate 2 331 306006005001X Mic wa...

Page 69: ...ery temperature 55 Specified voltage of charged battery Nickel hydrogen battery recovery the battery when the voltage 3 7V pre charging when the voltage 6 4 0 1V when the battery voltage reaches 6 4 0 1V the charging turns to rapid charging When the battery voltage reaches 8 35V the battery will be deemed as full and the charging will be stopped Li ion battery pre charging when the voltage 6 4 0 1...

Page 70: ...BR200D U1 BR300D U1 Service Manual 66 Chapter 10 Block and Schematic ...

Page 71: ...SW PROTECT Q400 DTC114EE DC SW D400 RED LED IC613 FLASH X603 8MHz D202 APC Second EN0 EN3 GND BATT PWR SW VOL SP MIC EXT SW SB SB AFCO CH SW IC200 TA31136 RSSI BUSY 5R 5R 5R 5C 5C 5T 5T APC PTT SW1 SW2 ALARM BAT BAT TX_LED RX_LED IC614 MICROPROCESSOR XOUT XIN 3V3 RESET VOX BUSY RSSI EN0 EN1 PTT SW1 SW2 5TC 5RC AFCO APCSW APC PLL_DAT PLL_CLK PLL_CS IC500B NJM2900V AMP IC500A NJM2900V AMP 5M 5M VOX ...

Page 72: ...5 V2 16 V1 17 V0 18 J1 18pinFPC MIC1 C15 0 01u R20 0R C13 10u OUT IN GND IC1 XC6201P302MR D1 Q2 DTC144EE Q1 FMMT717 1 2 3 4 5 6 7 8 9 0 K1 K2 K3 K4 R5 1k R6 1k R7 1k R8 1k R3 1k R9 1k R2 1k R4 1k C12 0 01u C11 470p C16 470p C10 0 1u C5 1u C6 1u C7 1u C8 1u C9 1u C4 0 1u C3 0 1u C2 C1 1u C14 1u R1 0R R14 1k R13 1k R12 1k R11 1k R10 1k R21 47k R18 1 8k R17 1 8k R16 1 8k R15 1 8k D2 D4 D6 D8 D3 D5 D7...

Page 73: ...p C604 470p C605 470p C694 470p C601 6800p C602 6800p R603 0R Q601 UMC4A C612 1u VOX MIC_OUT 5M MIC_5V MICPOW_C 5M MIC_5V 4 5 8 1 IC601 TA75W01FU C607 1u C609 1u C608 C610 C621 1u C620 1u R628 200k C645 0 1u C642 1000p C633 0 01u C654 0 01u R619 4 7k C649 0 1u R629 100k VIN 1 VSS 2 CE 3 OUT 5 NC 4 IC604 XC6204B502MR C631 0 1u C636 10u R622 68k R621 0R R615 470k C647 1000p C627 10u R618 470k C632 1...

Page 74: ...quelch DEMOD demodulation HPF high pass filter IDC instantaneous deviation control IF intermediate frequency LED Light Emitting Diode LNA low noise amplifier LPF low pass filter MCU micro control unit MIC microphone MOD modulation MONI monitor PLL phase lock loop PTT push to talk RX receiver SPK speaker TCXO Temperature Compensated Crystal Oscillators TX transmitter UL un lock VCO voltage control ...

Page 75: ... H x W x D mm 113 5 X 54 X 33 5 With battery Weight g With battery and antenna 280g DR6000 2 293g DR7000 2 Transmitter Specifications Frequency Stability 30 to 60 25 Ref 1ppm Power Output 4W FM Modulation 11KφF3E 4FSK Digital Modulation 12 5KHz Data Only 7K60FXD 12 5KHz Data Voice 7K60FXW Digital Vocoder Type AMBE or SELP Digital Protocol ETSI TS102 361 1 2 3 Modulation Limiting 2 5kHz FM Hum Nois...

Page 76: ...ice Manual 69 Adjacent Channel Selectivity 60 dB Spurious Rejection 70 dB Rated Audio 750 mW 16Ω Audio Distortion Rated Audio 3 Audio Response 300 3000Hz 1 3 dB Conducted Spurious Emission 57 dBm 1 GHz 47 dBm 1GHz ETS 300 086 ...

Page 77: ... Beyond the radio efficient communication range 4 Other voices from non group members are heard on the channel z Change the CTCSS DCS tone and make sure change the tone on all radios in your group z Please set 5 Tone selective signaling on the channel 5 Communication range is too small z Make sure the antenna is well connected z Make sure the antenna is the originally supplied one z Check if the b...

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