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Ser vice Manual

VERO GLOBAL COMMUNICATION CO.,LTD

MODEL:UV-E5

orangetelecom.ca

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Summary of Contents for UV-E5

Page 1: ...Service Manual VERO GLOBAL COMMUNICATION CO LTD MODEL UV E5 orangetelecom ca...

Page 2: ...CONTENTS INTRODUCTION ELECTRICAL FEATURES FEATURE LCD DISPLAY KEY FUNCTION CIRCUIT DESCRIPTION BLOCK DIAGRAM PART LIST CIRCUIT DIAGRAM PARTS LAYOUT 2 3 4 5 6 8 14 15 16 20 orangetelecom ca...

Page 3: ...nge the design and the specification Do not transmit if you don t check all transmitting pins or one of the opening pins hasn t connect to the correspond port Switch off power when you are on flammabi...

Page 4: ...n Standby 70mA on Receive 1200mA on Transmit Transmitter Receiver Switching Electrical 1 3 RECEIVER SPECIFICATIONS Sensitivity 12dBSINAD W 122dBm N 120dBm Audio Output 0 5 W at 8 less than 5 distortio...

Page 5: ...e With 1800mAh Li ion Battery Vox Built In Frequency Scan CTCSS Scan Three Differency Scan Type TO CO SE Emergency Alarm Progrmmable By PC Software Priority Scan Function Switching Between Channel Mod...

Page 6: ...5 orangetelecom ca...

Page 7: ...COMBINATION KEY FUNCTION 6 orangetelecom ca...

Page 8: ...DIAL Tuning knob used to turn on off the Radio and adjust the Volume 7 orangetelecom ca...

Page 9: ...fier microprocessor and LCD display A RF IC RF IC actually is a semi duplex FM transceiver which designed to operate In the frequency range 136 174MHz and 400 480MHz The RF IC is of advanced digital s...

Page 10: ...a transmit receive switch circuit and LC band pass filter After the signal is amplified it enters RF IC 2 Receive in the frequency range 400 480MHz A coming signal from the antenna is applied to an R...

Page 11: ...in the RF AMP Q1 after amplified by RF AMP Q3 then it is passed to antenaa terminal through RF PA Q5 2 Transmit in the frequency range 400 480MHz The sound signal enters RF IC from MIC1 it would be f...

Page 12: ...oise amplifier direct down conversion to low and intermediate frequency through the amplifier and analog digital converter into a digital signal by the digital signal processor for digital FM demodula...

Page 13: ...al Then the result signal is sent to the speaker 12 through the audio AMP 1 The RF signal converted to the firs intermediate frequency through the low noise amplifier within the RF IC then amplified a...

Page 14: ...oprocessor and LCD display With 8 bit microprocessor U6 controls the transmit receive of whole circuit and all functions And the LCD displays all relevant message 13 MCU Drawing LCD Drwaing orangetele...

Page 15: ...F AMP RF AMP TX RADIO IC LCD DISPLAY AF AMP MIC1 ANT UHF VHF Q10 KEY U1 32 768KHZ 3 2 5 4 1 J301 3 2 5 4 1 J1 BEEP S6 SPEAKER RF AMP Q12 VHF RF AMP Q11 D20 HSC277 D17 HSC277 AF OUT RF IN RF OUT CTC DE...

Page 16: ...1 P0C21302 P0C21401 P0C21402 P0C21502 P0C21601 P0C21902 P0C22002 P0CY101 P0CY102 P0CY202 P0CY301 P0CY302 P0D50K P0D60K P0D70K P0D80K P0D150K P0D160K P0D180K P0D190K P0L302 P0L401 P0L1201 P0L1301 P0L15...

Page 17: ...P0Q3401 P0Q3402 P0Q3403 P0Q3405 P0Q340V5R Q35 P0Q350B P0Q350C P0Q350E Q36 P0Q360B P0Q360C P0Q360E Q37 P0Q3701 P0Q3702 P0Q3703 P0Q3704 P0Q3705 R1 P0R100 R2 P0R200 R3 P0R300 R4 P0R400 R5 P0R500 R6 P0R60...

Page 18: ...Q3403 P0Q3405 P0Q340V5R Q35 P0Q350B P0Q350C P0Q350E Q36 P0Q360B P0Q360C P0Q360E Q37 P0Q3701 P0Q3702 P0Q3703 P0Q3704 P0Q3705 R1 P0R100 R2 P0R200 R3 P0R300 R4 P0R400 R5 P0R500 R6 P0R600 R7 P0R700 R8 P0R...

Page 19: ...0Q3303 Q34 P0Q3401 P0Q3402 P0Q3403 P0Q3405 P0Q340V5R Q35 P0Q350B P0Q350C P0Q350E Q36 P0Q360B P0Q360C P0Q360E Q37 P0Q3701 P0Q3702 P0Q3703 P0Q3704 P0Q3705 R1 P0R100 R2 P0R200 R3 P0R300 R4 P0R400 R5 P0R5...

Page 20: ...0Q3303 Q34 P0Q3401 P0Q3402 P0Q3403 P0Q3405 P0Q340V5R Q35 P0Q350B P0Q350C P0Q350E Q36 P0Q360B P0Q360C P0Q360E Q37 P0Q3701 P0Q3702 P0Q3703 P0Q3704 P0Q3705 R1 P0R100 R2 P0R200 R3 P0R300 R4 P0R400 R5 P0R5...

Page 21: ...R34 R30 R48 18 15K 0402 1 R147 19 22K 0402 1 R162 20 27K 0402 1 R94 21 33K 0402 3 R56 R16 22 47K 0402 5 R90 R11 R107 R104 R120 23 56K 0402 1 R148 24 68K 0402 1 R17 25 56K F 0402 1 R125 26 100K 0402 5...

Page 22: ...3 1 C150 75 105P 0603 7 C220 C219 C140 C180 C181 C217 C218 77 470P 0603 5 C44 C56 C52 C61 C17 78 106P 0805 7 C154 C108 C172 C30 C127 C118 C191 79 475P 0805 2 C131 C156 10UF 0805 5 C145 C196 C198 C183...

Page 23: ...115 RDA5802 QFN24 1 U1 116 24C64 SMD8 1 U10 117 RDA1846 QFN40 1 U2 118 NJM2904 SSOP8 1 U3 119 TDA2822 SOP8 1 U4 120 VOICE SOP8 1 U5 121 MCU QFP44A 1 U6 122 3 3V SOT89 1 V1 123 20K SO 23C 1 VR1 124 47K...

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