Vertex Standard VR-120D Technical Supplement Download Page 10 | Manualshive

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9

Alignment

C305

PLL Reference Frequency Adjust

TP3

VCO VCV:
DC voltmeter

TP1

PLL Reference Frequency Adjust:
Frequency Counter

L229

FM Discriminator Adjust

TP2

RF Voltege:
DC voltmeter

Alignment Points

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Summary of Contents for VR-120D

Page 1: ...nents and the other has either a mixture of both chip and lead components trimmers coils electrolyticcapacitors packagedICs etc or lead components only While we believe the technical information in this manual is 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 inconsistencie...

Page 2: ...12 Alignment Note All manuals and user guides at all guides com ...

Page 3: ... 0 3 µV WFM 1 0 dBµ 0 9 µV 160 370 MHz AM 4 4 dBµ 0 6 µV FM 10 4 dBµ 0 3 µV WFM 4 4 dBµ 0 6 µV 370 520 MHz FM 10 4 dBµ 0 3 µV WFM0 dBµ 1 0 µV 520 1300 MHz FM 3 0 dBµ 0 7 µV WFM9 5 dBµ 3 0 µV Selectivity WFM 200 kHz 6 dB AM FM 16 kHz 6 dB Conducted Spurious Emission Less than 54 dBm Supply Voltage 2 2 3 5 V DC Internal Battery Nominal 3 0 V DC 5 5 10 0 V DC EXT DC Current Consumption Approx 95 mA R...

Page 4: ... SPRING S8001938 BUTTON PLATE S8001998 GUM PACKING S8001934 RUBBER CONTACT S8001000 SPEAKER S8001958 LCD TAPE S8001955 TAPE S8002002 CONTACT C S8002004 CUSHION S8101164 USA S8101165 B1 S8101166 B2 CNTL AF Unit S8100788 ANTENNA CONNECTOR S8001939 WATER PROOF FILM S8001999 FRAME S8101168 RF Unit S8101008 BAR ANTENNA ASSY S8001736 CONTACT B S8001947 CONTACT D S8001996 REAR CASE S8001944 BATTERY PACKI...

Page 5: ...Exploded View Miscellaneous Parts 4 Note All manuals and user guides at all guides com ...

Page 6: ... and It detects and it gets a speech signal by IF IC of Q221 TA31136FN 3rd IF is 450kHz The AM detection is Q231 UMX2N it amplifies 3rd IF signal and Q232 RB520S 30 detects AM 2nd VCO is oscillated by Q229 and it is amplified by Q228 PLL IC is Q235 MB15F02PFV It forms 1st and 2nd PLL circuit The standard crystal oscillation circuit is Q234 2SC4617 it oscillates 14 55 MHz crystal The loop filter fo...

Page 7: ...6 Circuit Description Note All manuals and user guides at all guides com ...

Page 8: ...stances should any alignment be attempted unless the normal function and operation of the transceiver are clearly understood the cause of the malfunction has been clearly pinpointed and any faulty components replaced and the need for realignment determined to be absolutely necessary Required Test Equipment The following test equipment and thorough familiarity with its correct use is necessary for ...

Page 9: ...connect the RF Signal generator SSG to ANT jack r Set the receiver to 100 020 MHz NFM mode r Tune the SSG to 100 200 MHz with 3 5 kHz deviation 1 kHz tone modulation and set the output level to 60 dBµ r Adjust L229 for maximum indication on the AF Milivoltmeter SQL Level S Meter Adjustment Preparation r Set the receiver to 1250 375 MHz NFM mode then disable the OFF timer function and set the ATT t...

Page 10: ... Reference Frequency Adjust TP3 VCO VCV DCvoltmeter TP1 PLL Reference Frequency Adjust FrequencyCounter L229 FM Discriminator Adjust TP2 RF Voltege DCvoltmeter Alignment Points All manuals and user guides at all guides com ...

Page 11: ...olding FUNC key SQL SL will appear on the display r Press the V M key while press and holding FUNC key Sounds a beep r Increase the SSG output level to 15 dBµ r Press the SCAN key while press and holding FUNC key SQL TI will appear on the display r Press the V M key while press and holding FUNC key Sounds a beep r Press the MODE key while press and holding FUNC key SQL CR will appear on the displa...

Page 12: ...ss and holding FUNC key Sounds a beep r Reduce the SSG output level to 5 dBµ r Press the SCAN key while press and holding FUNC key S M ET2 will appear on the display r Press the V M key while press and holding FUNC key Sounds a beep AM mode r Set the receiver to 1 050 MHz AM mode r Press the BND p S M ET will appear on the display r Tune the SSG to 1 050 MHz with 30 modulation 1 kHz tone and set t...

Page 13: ...13 Block Diagram All manuals and user guides at all guides com ...

Page 14: ...14 Block Diagram Note All manuals and user guides at all guides com ...

Page 15: ...15 CNTL AF Unit Circuit Diagram USA B1 B2 R113 0 All manuals and user guides at all guides com ...

Page 16: ...16 CNTL AF Unit Note All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 17: ...5VL20A B0 Q112 UMG2N G2 Q113 DTA144EE 16 Q114 DTC144EE 26 Q131 142 XC6371A351PR A35 Q116 TA31056F Q123 2SA1588Y ZY Q124 125 128 UMW1 W1 Q126 127 UMX2N X2 Q130 1SS382 A1 Q129 XC6201P322PR P32 Q118 DTC123YE 62 Q139 All manuals and user guides at all guides com ...

Page 18: ... AF Unit Side B e d c b a 1 2 3 4 HD6433837SD Q101 1SS382 A1 Q102 103 104 2SC4617 BR Q107 110 RB706F 40T106 3J Q120 121 AT24C64N 10SI1 8SL722A Q115 2SD1615 GK Q136 All manuals and user guides at all guides com ...

Page 19: ...J101MCR1GB K48080009 1 C131 CHIP CAP 100pF 50V CH GRM39CH101J50PT K22174235 1 C132 CHIP TA CAP 2 2uF 50V UWX1H2R2MCR1GB K48170010 1 C133 CHIP TA CAP 4 7uF 25V UWX1E4R7MCR1GB K48140012 1 C134 CHIP CAP 0 027uF 16V R GRM39R273K16PT K22124802 1 C135 CHIP CAP 0 047uF 16V B GRM39B473K16PT K22124804 1 C136 CHIP CAP 0 1uF 16V B GRM39B104K16PT K22124805 1 C137 CHIP CAP 1uF 6 3V B GRM39B105K6 3PT K22084801 ...

Page 20: ...RES 0 1 16W RMC1 16 000JATP J24185000 B1 1 R114 CHIP RES 220k 1 16W 5 RMC1 16 224JATP J24185224 1 R117 CHIP RES 330k 1 16W 5 RMC1 16 334JATP J24185334 1 R118 CHIP RES 470k 1 16W 5 RMC1 16 474JATP J24185474 1 R119 CHIP RES 330k 1 16W 5 RMC1 16 334JATP J24185334 1 R121 CHIP RES 470k 1 16W 5 RMC1 16 474JATP J24185474 1 R122 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R123 CHIP RES 220k 1 16W 5 RM...

Page 21: ...1 R160 CHIP RES 0 1 16W RMC1 16 000JATP J24185000 1 R161 CHIP RES 330 1 16W 5 RMC1 16 331JATP J24185331 1 R162 CHIP RES 0 1 16W RMC1 16 000JATP J24185000 1 R163 CHIP RES 10 1 10W 5 RMC1 10T 100J J24205100 1 R164 CHIP RES 0 1 16W RMC1 16 000JATP J24185000 1 R165 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R168 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R170 CHIP RES 1k 1 16W 5 RMC1 16 102J...

Page 22: ...22 CNTL AF Unit Note All manuals and user guides at all guides com ...

Page 23: ...23 RF Unit Circuit Diagram All manuals and user guides at all guides com ...

Page 24: ...24 RF Unit Note All manuals and user guides at all guides com ...

Page 25: ... A B C D 1 2 3 4 Parts Layout 1SS364 BF Q205 213 215 µPC2757T C1Y Q218 DTA144EE 16 Q225 2SJ144Y VY Q227 2SC5010 83 Q214 2SC4915Y QY Q220 2SC4617R BR Q233 2SC5006 24 Q240 241 All manuals and user guides at all guides com ...

Page 26: ...a 1SS364 BF Q208 209 222 223 DTC144EE 26 Q203 224 226 2SC5006 24 Q211 216 217 219 239 2SC4617R BR Q234 TA31136FN Q221 UMX2N X2 Q231 MB15F02PFV Q235 2SK1580 G13 Q236 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...4K16PT K22124805 1 C233 CHIP CAP 100pF 50V CH GRM39CH101J50PT K22174235 1 C234 CHIP CAP 6pF 50V CH GRM39CH060D50PT K22174207 1 C235 CHIP CAP 0 001uF 50V B GRM39B102K50PT K22174821 1 C236 CHIP CAP 25pF 50V CH GRM39CH240J50PT K22174220 1 C237 CHIP CAP 1 5pF 50V CK GRM39CK1R5C50PT K22174258 1 C238 CHIP CAP 0 001uF 50V B GRM39B102K50PT K22174821 1 C239 CHIP CAP 25pF 50V CH GRM39CH240J50PT K22174220 1 ...

Page 28: ...F 50V CH GRM39CH270J50PT K22174221 1 C299 CHIP CAP 47pF 50V CH GRM39CH470J50PT K22174227 1 C300 CHIP CAP 10pF 50V CH GRM39CH100D50PT K22174211 1 C301 CHIP TA CAP 0 1uF 35V TESVA1V104M1 8R K78160025 1 C302 CHIP TA CAP 10uF 6 3V TEMSVA0J106M 8R K78080027 1 C303 CHIP CAP 27pF 50V CH GRM39CH270J50PT K22174221 1 C304 CHIP CAP 7pF 50V CH GRM39CH070D50PT K22174208 1 C305 TRIMMER CAP 10pF CTZ3S 10A W1 P K...

Page 29: ...5uH LL1608 FH15NJ L1690863 1 L207 M RFC 0 22uH LL1608 FSR22J L1691072 1 L208 M RFC 0 015uH LL1608 FH15NJ L1690863 1 L209 M RFC 0 12uH LL1608 FSR12J L1690922 1 L210 M RFC 0 039uH LL1608 FH39NJ L1690868 1 L211 M RFC 0 039uH LL1608 FH39NJ L1690868 1 L212 M RFC 0 022uH LL1608 FH22NJ L1690865 1 L213 M RFC 0 027uH LL1608 FH27NJ L1690866 1 L214 M RFC 0 033uH LL1608 FH33NJ L1690867 1 L215 M RFC 0 0056uH L...

Page 30: ...1 TPH3 G2070728 1 d4 Q239 TRANSISTOR 2SC5006 T1 G3350068 1 d4 Q240 TRANSISTOR 2SC5006 T1 G3350068 1 D4 Q241 TRANSISTOR 2SC5006 T1 G3350068 1 D3 Q242 DIODE 1SV281 TPH3 G2070620 1 D3 Q243 DIODE 1SV281 TPH3 G2070620 1 D4 Q244 DIODE 1SS371 TPH3 G2070728 1 C3 R201 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 1 R202 CHIP RES 2 2k 1 16W 5 RMC1 16 222JATP J24185222 1 R203 CHIP RES 10k 1 16W 5 RMC1 16 10...

Page 31: ...16 102JATP J24185102 1 R259 CHIP RES 220k 1 16W 5 RMC1 16 224JATP J24185224 1 R260 CHIP RES 330 1 16W 5 RMC1 16 331JATP J24185331 1 R261 CHIP RES 220 1 16W 5 RMC1 16 221JATP J24185221 1 R262 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 1 R263 CHIP RES 5 6k 1 16W 5 RMC1 16 562JATP J24185562 1 R264 CHIP RES 2 2k 1 16W 5 RMC1 16 222JATP J24185222 1 R265 CHIP RES 2 2k 1 16W 5 RMC1 16 222JATP J241852...

Page 32: ...472JATP J24185472 1 R311 CHIP RES 4 7k 1 16W 5 RMC1 16 472JATP J24185472 1 R312 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R313 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R314 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R315 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R316 CHIP RES 1k 1 16W 5 RMC1 16 102JATP J24185102 1 R317 CHIP RES 100 1 16W 5 RMC1 16 101JATP J24185101 1 R318 C...

Page 33: ...33 RF Unit All manuals and user guides at all guides com ...

Page 34: ...Printed in Japan Copyright 2002 VERTEX STANDARD CO LTD All rights reserved No portion of this manual may be reproduced without the permission of VERTEX STANDARD CO LTD All manuals and user guides at all guides com ...

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