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EVX-5300/-5400 UHF Service Manual

26

Circuit Diagram

(

Control Section

)

MAIN Unit

(

FR024860B: TYPE “G7”

)

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Содержание EVX-5300

Страница 1: ...h the Vertex Standard FIF 12 USB Programming Interface and CE142 Software While we believe the technical information in this manual to be correct Vertex Standard assumes no liability for damage that may occur as a result of typographical or other errors that may be present Your cooperation in pointing out any inconsistencies in the technical information would be appreciated Important Note This tra...

Страница 2: ...5 mm Weight Approx 2 8 lbs 1 25 kg Receiver Measured by TIA603 603D Circuit Type Double Conversion Super heterodyne IF 50 85 MHz 101 7 MHz Sensitivity 0 25 µV Analog 12 dB SINAD 0 28 µV Digital 1 BER Adjacent Channel Selectivity 70 dB 25 kHz Step TIA603 60 dB 12 5 kHz Step TIA603 Intermodulation 70 dB Analog Spurious Rejection 65 dB Analog Audio output 4 W internal 20 ohm 5 THD 12 W external 4 ohm...

Страница 3: ... 300 086 Circuit Type Double Conversion Super heterodyne IF 50 85 MHz 101 7 MHz Sensitivity 0 4 µV Analog 20 dB SINAD 0 28 µV Digital 1 BER Adjacent Channel Selectivity 70 dB 20 25 kHz Step Analog 60 dB 12 5 kHz Step Analog Intermodulation 65 dB Analog Spurious Rejection 70 dB Analog Audio output 4 W internal 20 ohm 5 THD 12 W external 4 ohm 5 THD Transmitter Measured by ETS 300 086 Output Power 2...

Страница 4: ...e transceiver to the Receive mode Opening voltage is 5 V closed current approx 5 mA Pin 7 TRX This port is intended for controlling an external TX RX switching circuit When the transceiver is placed in the Receiver mode this port is 5 V When the transceiver is placed in the Transmit mode this port reduce to 0 V This port is open drain output which can sink approx 50 mA when active Pin 8 IGN Igniti...

Страница 5: ...R SW5B U71005007 2 PLAIN WASHER FW5 U70005001 8 TOOTHED LOCK WASHER OW5 U72005007 4 EVX 5300 FRONT PANEL ASSY Component FRONT PANEL ASSY 8ch NAME PLATE EVX 5300 MAIN Unit MAIN 2 Unit Component Printed Circuit Board with Components WIRE ASSY DC Power Cord FRONT B Unit Component Printed Circuit Board with Components CONNECTOR LCD LIGHT GUIDE LCD LCD HOLDER INTER CONNECTOR REFLECTOR SHEET 093 REFLECT...

Страница 6: ...PE G7 25W CB6730000 EVX 5400 TYPE G7 45W CB6731000 EVX 5400 TYPE G7 25W EVX 5300 FRONT PANEL ASSY CB6649000 FRONT PANEL ASSY 8ch RA1492800 NAME PLATE EVX 5300 RA1491400 EVX 5400 FRONT PANEL ASSY CB6651000 FRONT PANEL ASSY 512ch RA1492900 NAME PLATE EVX 5400 RA1515800 Mechanical Parts Chassis CHASSIS RA123450B SPONGE RUBBER FW RA129240A PAD 10X17 RA125440A PAD 20X20X4 RA123740A PAD DIODE RA079080A ...

Страница 7: ...NECTOR HSJ6062 0450 P1091168 Q 4046 IC 25W RA30H4452M1A 122 G1095438 Q 4046 IC 45W RA60H4452M1A 122 G1095429 Q 4052 FET RD01MUST113 G3070321 X 4001 XTAL 32 768kHz 4809995L18 32 768KHZ H0103407 X 4002 TCXO 19 2MHz TTS27NSC A7 19 2MHZ H9501380 XF4001 XTAL FILTER DSF753SDF 50 85MHZ H1102479 FRONT A UNIT FR024850C EVX 5300 Electrical Mechanical Parts DS2001 LED ELS 512SURWA S530 A3 G2090796 J 2001 CON...

Страница 8: ...EVX 5300 5400 UHF Service Manual 8 Block Diagram MAIN Unit MAIN 2 Unit EVX 5300 5400 ...

Страница 9: ...EVX 5300 5400 UHF Service Manual 9 Block Diagram FRONT B Unit EVX 5400 FRONT A Unit EVX 5300 ...

Страница 10: ... is applied to the front panel audio speaker or external speaker which is connected to the EXT SP jack J1004 2 Transmitter System 2 1 miC ampliFier modulator The speech signal from the external microphone which con nected to the J2001 EVX 5300 or J3001 EVX 5400 is supplied to the AF ampliier Q2005 NJM2125 EVX 5300 or Q3010 NJM2125 EVX 5400 and then applied to the custom IC Q1044 PMAIC which is amp...

Страница 11: ...en is divided one is fed back to the PLL Circuit in the custom IC Q1070 RFIC The other one is supplied to the 1st mixer Q1053 AK1220 in case of the reception In the transmission the output is modulated to the FM or digital in the custom IC Q1070 RFIC and then supplied to the transmitter section described previously 3 2 vCv varaCtor Control voltage Control The tuning voltage VCV of the VCO establis...

Страница 12: ...ent listed the inter actions of some adjustments may require that more complex adjustments be performed afterwards Do not attempt to per form only a single step unless it is clearly isolated electrically from all other steps Have all test equipment ready before beginning and follow all of the steps in a section in the order presented Alignment Required Test Equipment r Radio Tester with calibrated...

Страница 13: ...rder The detail information is written in the help document of CE142 PC Programming Software 1 VCO conirmation only 2 PLL Reference Frequency Frequency 3 RX Sensitivity RX Tune 4 Squelch SQL RSSI 5 TX Power High Low3 Low2 6 Maximum Deviation Wide Narrow Adjust the following items when needed Symbol Deviation Modulation Balance CTCSS Deviation Wide Narrow DCS Deviation Wide Narrow DTMF Deviation MS...

Страница 14: ...VCO status Alignment 2 pll reFerenCe FrequenCy FrequenCy This parameter is to align the reference frequency for PLL 1 Click the Frequency button to open the Frequency Align ment window 2 Click the PTT button or press the SPACE bar of the com puter s keyboard the radio will start to transmit on the center frequency channel 3 Set the value to get the desired frequency according to the fol lowing way...

Страница 15: ...lignment to get the best RX sensitivity Highest RSSI value 5 Click the OK button to inish the RX Sensitivity alignment and save the data 1 You may adjust the RX sensitivity manually by the following method l Dragging the slide bar l Clicking the arrow buttons l Pressing the left right arrow key of the computer s keyboard l Entering the value 800 FFF in the Current Data box from the computer s keyb...

Страница 16: ... level at Wide 5k 4k or Nar row 2 5k The procedure for all the alignments is as follows 1 Click the Start button you wish to align to open the SQL RSSI Alignment window 2 Click the Start button on the desired alignment item to open other window 3 Set the RF Signal Generator according to the indication of the window then click the Start button 4 The automatic alignment will start to get the optimum...

Страница 17: ...hannels Alignment 6 maximum deviation wide narrow This parameter is to align the Maximum Deviation Wide Narrow 1 Press the Max Dev W N button to open the Max Deviation Alignment window 2 Click the PTT button on the desired channel The radio starts to transmit on the selected channel 3 Set the value to get desired deviation Wide 4 2 kHz Narrow 2 1 kHz on the deviation meter according to the followi...

Страница 18: ...wing ways l Dragging the slide bar l Clicking the arrow buttons l Pressing the up down key of the computer s keyboard l Entering the value in the entry box from the computer s keyboard 4 After getting the desired deviation click the PTT button or press the SPACE bar to stop transmitting 5 Click the OK button to finish the Symbol Deviation align ment and save the data You may select the alignment t...

Страница 19: ...el that wrote down according to the following ways l Dragging the slide bar l Clicking the arrow buttons l Pressing the left right arrow key of the computer s keyboard l Entering the value 0 3FF in the Current Data box from the computer s keyboard 6 Click the PTT button or press the SPACE bar to stop trans mitting 7 Click the OK button to inish the Modulation Balance align ment and save the data 1...

Страница 20: ... CTCSS tone frequency default 67 0 Hz by changing the value of the CTCSS Freq box located at the bottom of the screen if needed dCs deviation wide narrow This parameter is to align DCS Deviation of the selected channel 1 Press the DCS W N button to open the DCS Deviation Alignment window 2 Click the PTT button or press the SPACE bar of the com puter s keyboard to transmit the radio 3 Set the value...

Страница 21: ...ay align the deviation level by any DTMF tone default A available selection 0 9 A D E and F by changing the value of the DTMF Code box located at the bottom of the screen if needed msK deviation This parameter is to align MSK Deviation which use for the ANI operation of the MDC1200 System 1 Press the MSK button to open the MSK Deviation Align ment window 2 Click the PTT button or press the SPACE b...

Страница 22: ...l Tone Deviation for the 2 Tone and 5 Tone Encoder 1 Press the Seq Tone button to open the Sequential Tone De viation Alignment window 2 Entering the desired value in the New box from the comput er s keyboard 3 Click the OK button to inish the Sequential Tone Deviation alignment and save the data Alignment ê ...

Страница 23: ...EVX 5300 5400 UHF Service Manual 23 Circuit Diagram RF AF Section MAIN Unit FR026490A TYPE G6 ...

Страница 24: ...EVX 5300 5400 UHF Service Manual 24 Circuit Diagram Control Section MAIN Unit FR026490A TYPE G6 ...

Страница 25: ...EVX 5300 5400 UHF Service Manual 25 Circuit Diagram RF AF Section MAIN Unit FR024860B TYPE G7 ...

Страница 26: ...EVX 5300 5400 UHF Service Manual 26 Circuit Diagram Control Section MAIN Unit FR024860B TYPE G7 ...

Страница 27: ...EVX 5300 5400 UHF Service Manual for LMR 27 Circuit Diagram RF AF Section MAIN 2 Unit FR026490A TYPE G7 ...

Страница 28: ...EVX 5300 5400 UHF Service Manual for LMR 28 Circuit Diagram Control Section MAIN 2 Unit FR026490A TYPE G7 ...

Страница 29: ...EVX 5300 5400 UHF Service Manual 29 FRONT A Unit FR024850C EVX 5300 Circuit Diagram ...

Страница 30: ...EVX 5300 5400 UHF Service Manual 30 FRONT B Unit FR025010B EVX 5400 Circuit Diagram ...

Страница 31: ...EVX 5300 5400 UHF Service Manual 23 Copyright 2014 Vertex Standard LMR Inc All rights reserved No portion of this manual may be reproduced without the permission of Vertex Standard LMR Inc ...

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