Icom IC-2820H Скачать руководство пользователя страница 3

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CONTENTS

SECTION 1 SPECIFICATIONS

SECTION 2 INSIDE

VIEWS

SECTION 3 DISASSEMBLY

INSTRUCTIONS

SECTION 4 CIRCUIT

DESCRIPITON

4-1

RECEIVER

CIRCUITS

............................................................................................................... 4-1

4-2

TRANSMITTER

CIRCUITS

....................................................................................................... 4-4

4-3

FREQUENCY

SYNTHESIZER

..................................................................................................

4-6

4-4

POWER

SUPPLY

CIRCUITS

..................................................................................................... 4-8

4-5

PORT

ALLOCATIONS

............................................................................................................... 4-9

SECTION 5 ADJUSTMENT

PROCEDURES

5-1

PREPARATION

.......................................................................................................................... 5-1

5-2

FREQUENCY

ADJUSTMENT

...................................................................................................

5-2

5-3

TRANSMIT

ADJUSTMENT

....................................................................................................... 5-3

5-4

RECEIVE

ADJUSTMENT

.......................................................................................................... 5-4

SECTION 6 PARTS

LIST

SECTION 7 MECHANICAL

PARTS

SECTION 8 BOARD

LAYOUTS

SECTION 9 BLOCK

DIAGRAM

SECTION 10 VOLTAGE

DIAGRAM

SECTION 11 HM-133

SECTION 12 UT-123 (Optional product)

Содержание IC-2820H

Страница 1: ...S 14326XZ C1 Apr 2007 DUAL BAND FM TRANSCEVER iC e2820 ...

Страница 2: ...1136FNG IC E2820 MAIN UNIT 5 pieces 8820001210 Screw 2438 screw IC E2820 Top cover 10 pieces Addresses are provided on the inside back cover for your convenience Icom Icom Inc and logo are registered trademarks of Icom Incorporated Japan in the United States the United Kingdom Germany France Spain Russia and or other countries ORDERING PARTS 1 Make sure a problem is internal before disassembling t...

Страница 3: ...ENCY SYNTHESIZER 4 6 4 4 POWER SUPPLY CIRCUITS 4 8 4 5 PORT ALLOCATIONS 4 9 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENT 5 2 5 3 TRANSMIT ADJUSTMENT 5 3 5 4 RECEIVE ADJUSTMENT 5 4 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS SECTION 8 BOARD LAYOUTS SECTION 9 BLOCK DIAGRAM SECTION 10 VOLTAGE DIAGRAM SECTION 11 HM 133 SECTION 12 UT 123 Optional product ...

Страница 4: ...T I M S N A R T n o i t a l u d o m y c n e u q e r f e c n a t c a e r e l b a i r a V m e t s y s n o i t a l u d o M W 5 5 1 0 5 r e w o p t u p t u O x o r p p a z H k 0 5 n o i t a i v e d y c n e u q e r f x a M e d i w z H k 5 2 w o r r a n B d 0 6 n a h t s s e L s n o i s s i m e s u o i r u p S r a l u d o m n i p 8 r o t c e n n o c e n o h p o r c i M 0 0 6 Ω M R E V I E C E R e n y d ...

Страница 5: ...ference frequency oscillator Right band VHF PA module IC3 S AV32 UHF PA module IC2 S AU82L CPU IC25 HD64F2506RFC26DV EEPROM IC22 24LC512 DTMF decoder IC56 BU8872FS AF power amplifier IC38 LA4445 D A converter IC1 M62364FP AF switch IC30 CD4066BPWR AF switch IC31 CD4066BPWR AF filter IC48 LM2902PWR D A converter IC54 M62364FP Electric volume IC33 SM6451B Frequency synthesizer Right band Frequency s...

Страница 6: ...N UNIT 2 Removing the bottom cover q Unscrew 7 screws then remove the bottom cover 10 screws Top cover w Disconnect the speaker cable Speaker cable Bottom cover 7 screws w Disconnect the cooling fan cable and unsolder 6 points at the antenna connectors grey colored 6 unsoldering points Cooling fan cable MAIN UNIT e Remove the MAIN UNIT in the direction of the arrow ...

Страница 7: ... applied to the 1st mixer IC19 375 550 MHz The received signals from the antenna connector J1 are passed through the LPF L101 104 108 C342 346 and HPF L77 80 C296 297 303 308 then applied to the RF amplifier Q28 via TX RX switch D53 61 62 The amplified signals are passed through the RX switch RL1 attenuator D28 and tuned BPF D19 21 24 27 before being applied to another RF amplifier Q20 The amplifi...

Страница 8: ...U outputs L_AF_MUTE signal from pin 82 to the speaker mute switch Q102 according to the L_SQL signal level Thus the AF line is connected to the GND to turn the AF output OFF CTCSS DTCS CTCSS DTCS signals in the demodulated AF signals from the AF switch IC13 are passed through the tone filter Q41 The filtered CTCSS DTCS signals are applied to the CPU IC25 pin 70 as L_DTCSIN signal The CPU IC25 com ...

Страница 9: ...14 16 and RX switch D7 810 1000 MHz The received signals from the ANT 1 J1 are passed through the HPF L102 105 107 110 C337 339 340 343 347 349 and RX switch D22 then applied to the RF amplifier Q23 The amplified signals are passed through the attenuator R39 40 51 and applied to the another RF amplifier Q18 to be amplified again The amplified signals are then passed through another attenuator R14 ...

Страница 10: ...r causes the drop of the gate voltage of IC3 Thus the TX power maintained to keep stable level TX muting is carried out by TX mute SW Q36 controlled by TX_mute signal Applying TX_mute signal to the base terminal of Q36 to turn it ON 8 V DC appears on the pin 6 of IC4 and its output voltage downs to 0 V DC to inactivate IC3 SQUELCH CIRCUITS NOISE SQUELCH A portion of FM demodulated AF signals from ...

Страница 11: ... amplifier for both of V UHF bands The TX power setting voltage PCON_U from the D A converter IC1 pin 6 is applied to the pin 3 as a reference IC4 is rolled as a differential amplifier which outputs voltage in inverse proportion to rectified one When the TX power increased the rectified voltage also increased that causes the decrease of output voltage of differential amplifier The decrease of outp...

Страница 12: ...LO signals for right band RX 118 174 MHz and 810 1000 MHz The VCO output signal is amplified by buffer Q74 and applied to the LO amplifier IC45 via VCO switch D160 and applied to the LO filters according to the RX frequency While Receiving 118 174 MHz signals LO signals 164 35 220 35 MHz are passed through the LPF L123 125 C529 534 539 via LO switches D107 159 and applied to the right band 1st mix...

Страница 13: ...hange to compensate for the drift in the VCO oscillating frequency RIGHT BAND RX VCO LOOP A portion of VCO output signals from the buffer Q74 are applied to the PLL IC IC14 via the VCO switch D160 and another buffer Q112 The applied signals are divided at the prescaler and programmable counter according to the control signals R_PLLSTB PLLDATA and PLLCK from the CPU The divided signal is phase comp...

Страница 14: ... IC24 D119 Q83 Q84 D120 IC55 5VS REG REG 5VS 5V 5V REG D164 Q82 VCC REG DTMF decoder IC56 Electric volume IC33 AF mixer IC59 etc Limitter D165 D168 etc AF filter Q47 Q50 MIC amplifier IC28 APC controller IC4 etc AF power amplifier IC38 IC3 3 REG CPU IC13 Regulator Q14 Q15 Protector Buffer IC12 etc Reset IC IC9 LCD module etc 5V 5 REG 3 2V 4 4 POWER SUPPLY CIRCUITS Voltage from the power supply is ...

Страница 15: ...p time control signal to the loop filter left band H Fast lock up time O PIN No PORT NAME DESCRIPTION I O 38 R_UVCO_SEL VCO power control signal to the VCO select switch Right band UHF Q65 68 L Right band TX RX VCO is activated O 39 R_VVCO_SEL VCO power control signal to the VCO select switch Right band VHF Q65 68 L Right band RX VCO is activated O 40 L_LO_SW LO filter switching signal to the LO r...

Страница 16: ...n O 128 RX232 Data bus for RS 232C communication I 129 DA_CK Serial clock signal to the D A converter O 130 DA_DATA Serial data to the D A converter O 134 DA_STB Strobe signal to the D A converter O 135 R_R5C RX circuits Right band control signal O 136 R400_S Power line control signal to the 375 550 MHz band RF circuit Right band O 137 R_RX800 Power line control signal to the 810 1000 MHz band RF ...

Страница 17: ...ttenuation 40 dB Capacity More than 100 W 5 1 PREPARATION ENTERING ADJUSTMENT MODE q Connect the JIG cable to the MICROPHONE CONNECTOR see the illust above w Push and hold the both of MAIN BAND keys then turn power ON DUP MONI TONE DTMF LOW PRIO M CALL MW V MHz SCAN V MHz SCAN M CALL MW MAI N B A N D MAI N B A N D DUAL BAND TRANSCEIVER REF NOTE This display is example only V MHz SCAN Selects the n...

Страница 18: ... to the antenna connector J1 Transmitting Rotate the right band s DIAL to adjust the reference frequency then push the right band s MAIN BAND key 146 000 MHz Right Band R REF 2 435 000 MHz IC E2820 CONNECTIONS FOR FREQENCY ADJUSTMENT FREQUENCY COUNTER 0 1 1 GHz Terminator 50 Ω 100 W Fuses 20 A Black Red DC power supply 13 8 V 20 A To J1 Loose coupling 5 2 FREQUENCY ADJUSTMENT ...

Страница 19: ...and Low L PLL 5 5 W Band High L PLH 6 430 MHz BAND TRANSMIT OUTPUT POWER HI POWER Band Low R PHL 1 Connect an RF Power Meter to the antenna connector J1 Transmitting Rotate the right band s DIAL to adjust the transmit output power then push the right band s MAIN BAND key during transmit 50 W Band High R PHH 2 MID POWER Band Low R PML 3 15 W Band High R PMH 4 LOW POWER Band Low R PLL 5 5 W Band Hig...

Страница 20: ...just the wave form then push the right band s MAIN BAND key during transmit Square Wave form FM N L FMB 2 Band Center FM L FMB 3 FM N L FMB 4 Band High FM L FMB 5 FM N L FMB 6 144 MHz BAND DTCS MODULATION Left Band FM L MDT 1 Connect a Modulation Analyzer to the antenna connector J1 through an attenuator No audio signals are applied to the JIG cable See the page 5 1 Transmitting Rotate the right b...

Страница 21: ...dulation Analyzer to the antenna connector J1 through an attenuator No audio signals are applied to the JIG cable See the page 5 1 Transmitting Rotate the right band s DIAL to adjust the deviation then push the right band s MAIN BAND key 0 75 kHz FM N R MCT 2 DV MODE DEVIATION 144 MHz Band Band Low L MDS 1 Connect a Modulation Analyzer to the antenna connector J1 through an attenuator Transmitting...

Страница 22: ...MHz Right Band R MT2 10 173 980 MHz Left Band L HT2 11 Set the SSG as Frequency 173 980 MHz Right Band R HT2 12 174 020 MHz Left Band L LT3 13 Set the SSG as Frequency 174 020 MHz 220 020 MHz Left Band L MT3 14 Set the SSG as Frequency 220 020 MHz 250 020 MHz Left Band L HT3 15 Set the SSG as Frequency 250 020 MHz 260 020 MHz Left Band L LT4 16 Set the SSG as Frequency 260 020 MHz 310 020 MHz Left...

Страница 23: ...23 Set the SSG as Frequency 400 020 MHz Right Band R LT6 24 440 020 MHz Left Band L MT6 25 Set the SSG as Frequency 440 020 MHz Right Band R MT6 26 449 980 MHz Left Band L HT6 27 Set the SSG as Frequency 449 980 MHz Right Band R HT6 28 450 020 MHz Left Band L LT7 29 Set the SSG as Frequency 450 020 MHz Right Band R LT7 30 500 020 MHz Left Band L MT7 31 Set the SSG as Frequency 500 020 MHz Right Ba...

Страница 24: ...Level 15 dBµ 300 020 MHz S3 level Left Band L S34 11 Set the SSG as Frequency 300 020 MHz Level 1 dBµ Full scale Left Band L SF4 12 Set the SSG as Level 15 dBµ 387 020 MHz S3 level Left Band L S35 13 Set the SSG as Frequency 387 020 MHz Level 1 dBµ Right Band R S35 14 Full scale Left Band L SF5 15 Set the SSG as Level 15 dBµ Right Band R SF5 16 435 020 MHz S3 level Left Band L S36 17 Set the SSG a...

Страница 25: ...1 4 146 020 MHz FM L SQ2 5 FM R SQ2 6 FM N L SQ2 7 FM N R SQ2 8 220 020 MHz FM L SQ3 9 FM N L SQ3 10 300 020 MHz FM L SQ4 11 FM N L SQ4 12 387 020 MHz FM L SQ5 13 FM R SQ5 14 FM N L SQ5 15 FM N R SQ5 16 440 020 MHz FM L SQ6 17 FM R SQ6 18 FM N L SQ6 19 FM N R SQ6 20 CONNECTION FOR SQUELCH ADJUSTMENT Fuses 20 A DC power supply 13 8 V 20 A To J1 TERMINATOR 50 Ω 100 W IC E2820 Black Red SQUELCH ADJUS...

Страница 26: ...FM N R SQ7 24 910 020 MHz FM R SQ8 25 FM N R SQ8 26 ADJUSTMENT ITEM ADJUSTMENT CONDITIONS OPERATION VALUE DIVERSITY Connect a Standard Signal Generator to each antenna connector J1 and J2 independently 127 020 MHz S0 level Left Band L DL1 1 Set the SSG as Frequency 127 020 MHz Level 6 dBµ Push the right band s MAIN BAND key Automatic adjustment Right Band R DL1 2 S3 level Left Band L DM1 3 Set the...

Страница 27: ...vel Left Band L DM5 3 Set the SSG as Level 1 dBµ Right Band R DM5 4 Full scale Left Band L DH5 5 Set the SSG as Level 15 dBµ Right Band R DH5 6 435 020 MHz S0 level Left Band L DL6 1 Set the SSG as Frequency 435 020 MHz Level 6 dBµ Right Band R DL6 2 S3 level Left Band L DM6 3 Set the SSG as Level 1 dBµ Right Band R DM6 4 Full scale Left Band L DH6 5 Set the SSG as Level 15 dBµ Right Band R DH6 6 ...

Страница 28: ...EYJ 681 V 680 B 91 9 44 9 S Surface mount CONTROL UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R155 7030003420 S RES ERJ3GEYJ 681 V 680 B 88 44 9 R156 7030005050 S RES ERJ2GEJ 103 X 10 k B 105 5 45 4 R157 7030005050 S RES ERJ2GEJ 103 X 10 k B 101 6 45 4 R158 7030003420 S RES ERJ3GEYJ 681 V 680 B 104 3 44 9 R159 7030003420 S RES ERJ3GEYJ 681 V 680 B 100 4 44 9 R160 7030005050 S RES ERJ2GEJ 103 X...

Страница 29: ...7805F TE16L Q B 107 1 136 IC22 1140012950 S IC 24LC512T I SM B 112 6 98 2 IC23 1110005991 S IC S 80945CNMC G9F T2G T 121 74 5 IC24 1180001251 S IC TA7808F TE16L Q B 100 1 136 IC25 1140014550 S IC HD64F2506RFC26DV B 114 5 73 1 IC26 1110006490 S IC LMV321IDCKR T 116 65 9 IC28 1130007371 S IC TA75S558F TE85L F T 22 1 27 IC29 1130008511 S IC TC7W53FU TE12L F B 28 6 27 IC30 1130011770 S IC CD4066BPWR T...

Страница 30: ...8 D36 1790001260 S DIO MA2S077 TX T 53 6 96 8 D37 1790001260 S DIO MA2S077 TX T 60 96 8 D38 1790001260 S DIO MA2S077 TX T 67 3 96 8 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION D39 1790000980 S DIO MA742 TX B 76 8 133 6 D40 1750000711 S VCP HVC350BTRF E T 30 101 3 D41 1750000711 S VCP HVC350BTRF E T 67 8 103 5 D42 1790000980 S DIO MA742 TX B 41 113 9 D43 1750000711 S VCP HV...

Страница 31: ... LOCATION L79 6200003960 S COL MLF1608A 1R0K T T 102 4 127 3 L80 6200010160 S COL AS080440 22N B 38 9 150 6 L81 6200011670 S COL LQW18AN82NG00D T 84 2 116 9 L82 6200012900 S COL 0 30 2 0 7TL 57 2N T 97 5 128 1 L83 6200003960 S COL MLF1608A 1R0K T T 108 1 131 6 L84 6200009220 S COL LQW18AN15NG00D T 105 7 125 8 L85 6200009250 S COL LQW18ANR22G00D T 56 135 1 L86 6200012980 S COL 0 40 1 4 5TR 18 3N T ...

Страница 32: ...030004990 S RES ERJ2GEJ 221 X 220 B 87 3 86 9 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R141 7030008400 S RES ERJ2GEJ 182 X 1 8 k B 86 4 86 9 R142 7030007280 S RES ERJ2GEJ 331 X 330 T 61 2 99 3 R143 7030005300 S RES ERJ2GEJ 150 X 15 T 60 100 5 R144 7030007250 S RES ERJ2GEJ 220 X 22 T 53 6 100 5 R145 7030005090 S RES ERJ2GEJ 104 X 100 k T 30 9 103 5 R147 7030007280 S RES ...

Страница 33: ...ES ERJ2GEJ 331 X 330 T 41 6 49 3 R358 7030005170 S RES ERJ2GEJ 474 X 470 k B 6 38 R359 7030005220 S RES ERJ2GEJ 223 X 22 k B 7 9 36 8 R360 7030005050 S RES ERJ2GEJ 103 X 10 k B 40 36 6 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R362 7030004980 S RES ERJ2GEJ 101 X 100 T 27 8 37 3 R363 7030005210 S RES ERJ2GEJ 822 X 8 2 k B 40 6 42 9 R364 7030005030 S RES ERJ2GEJ 152 X 1 5 ...

Страница 34: ...44 4 R623 7030007340 S RES ERJ2GEJ 153 X 15 k B 118 5 99 4 R624 7030004980 S RES ERJ2GEJ 101 X 100 B 70 2 14 7 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R625 7030005240 S RES ERJ2GEJ 473 X 47 k T 125 9 114 3 R626 7030005240 S RES ERJ2GEJ 473 X 47 k T 120 9 108 1 R627 7030008410 S RES ERJ2GEJ 392 X 3 9 k T 112 5 77 7 R628 7030005090 S RES ERJ2GEJ 104 X 100 k T 70 4 17 9 R...

Страница 35: ...050 S RES ERJ2GEJ 103 X 10 k B 100 6 97 7 R875 7030005120 S RES ERJ2GEJ 102 X 1 k T 46 1 126 9 R876 7030005090 S RES ERJ2GEJ 104 X 100 k T 49 6 118 5 R877 7030010040 S RES ERJ2GEJ JPW T 37 138 3 R878 7030005110 S RES ERJ2GEJ 224 X 220 k T 100 5 38 1 R879 7030005110 S RES ERJ2GEJ 224 X 220 k T 99 4 37 2 R880 7030006610 S RES ERJ2GEJ 394 X 390 k T 107 7 57 2 R881 7030006610 S RES ERJ2GEJ 394 X 390 k...

Страница 36: ...139 C213 4030017460 S CER ECJ0EB1E102K T 56 104 8 C214 4030011060 S CER GRM31M2C2H4R0CY21L B 40 5 121 6 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C215 4030017460 S CER ECJ0EB1E102K T 72 5 107 6 C216 4030016930 S CER ECJ0EB1A104K B 35 5 109 1 C217 4030017460 S CER ECJ0EB1E102K T 62 4 104 8 C218 4030017460 S CER ECJ0EB1E102K T 38 5 103 3 C219 4030017460 S CER ECJ0EB1E102K ...

Страница 37: ...CJ0EB1A104K T 55 3 65 1 C433 4030017040 S CER ECJ0EB1A333K B 56 3 70 2 C434 4030017420 S CER ECJ0EC1H470J T 32 6 49 1 C435 4030017680 S CER ECJ0EC1H820J B 55 8 68 4 C436 4550006050 S TAN TEESVA 0J 106M8R T 56 9 65 9 C437 4030016930 S CER ECJ0EB1A104K T 58 8 63 1 C439 4550007080 S TAN TEESVA 1C 106M8R B 84 7 42 7 C440 4550007080 S TAN TEESVA 1C 106M8R B 28 5 43 C441 4030017570 S CER ECJ0EC1H040B T ...

Страница 38: ... EEE1CA100SR B 61 9 7 5 C664 4030017730 S CER ECJ0EB1E471K B 116 32 7 C665 4510008500 S ELE EEE1CA101WP T 125 7 43 C666 4030016970 S CER ECJ0EB1C223K T 106 107 2 C667 4510008540 S ELE EEE1CA100SR T 106 3 110 4 C668 4030016790 S CER ECJ0EB1C103K B 116 4 37 6 C669 4030017730 S CER ECJ0EB1E471K B 117 2 34 C670 4030016930 S CER ECJ0EB1A104K B 117 3 37 6 C672 4030017460 S CER ECJ0EB1E102K T 99 4 35 6 C...

Страница 39: ... S CER ECJ0EB1E102K T 114 6 51 8 C910 4030016790 S CER ECJ0EB1C103K T 114 6 50 9 C911 4030016930 S CER ECJ0EB1A104K T 111 7 53 7 C912 4030016930 S CER ECJ0EB1A104K B 59 9 28 2 C913 4030017460 S CER ECJ0EB1E102K T 114 3 98 8 C914 4030016930 S CER ECJ0EB1A104K B 121 6 93 1 C915 4030016930 S CER ECJ0EB1A104K B 125 8 79 4 C916 4030016930 S CER ECJ0EB1A104K B 121 3 83 4 C917 4030016930 S CER ECJ0EB1A10...

Страница 40: ...T B 117 2 35 1 EP61 6910018460 S BEA MMZ1005Y102C T B 119 3 34 3 EP62 6910018460 S BEA MMZ1005Y102C T B 119 3 33 4 EP63 6910018460 S BEA MMZ1005Y102C T B 119 3 32 5 EP64 6910018460 S BEA MMZ1005Y102C T B 119 3 31 6 EP66 6910018460 S BEA MMZ1005Y102C T B 127 7 35 EP68 6910018460 S BEA MMZ1005Y102C T B 41 6 14 3 EP69 6910018460 S BEA MMZ1005Y102C T T 52 6 10 4 EP70 6910018460 S BEA MMZ1005Y102C T T ...

Страница 41: ... SHEET 1 MP23 8930006440 Push spring F 2 MP25 8830003020 Bit insert SB 264540 CD 2 MP26 8610007510 Knob spring NO 7800 2 MP27 8610007420 Knob spring NO 6601 2 MP28 8830001010 HEX NUT A 2 MP29 8810009221 Screw BT B0 2X8 NI ZK3 BT 8 MP40 8930071860 2969 LCD PLATE 1 MP41 8930072030 2969 LCD FILTER 1 MP42 8930072020 2969 LCD SHEET 1 MP44 8930072050 2969 RBEF SHEET 1 REF ORDER DESCRIPTION QTY NO NO R1 ...

Страница 42: ...bbreviations C CHASSIS PARTS CON CONTROL UNIT M MAIN UNIT U UT 123 Optional product VR1 UNIT VR2 UNIT CONTROL UNIT VR1 VR1 S15 CON S16 CON MP3 CON MP7 CON MP8 CON MP10 CON MP9 CON MP9 CON MP9 CON MP4 CON MP23 CON MP5 CON MP6 CON MP28 CON MP5 CON MP28 CON MP13 CON MP14 CON MP21 CON MP1 CON MP15 CON MP16 CON MP17 CON MP14 CON MP13 CON MP23 CON VR2 VR2 MP6 CON MP12 CON MP11 CON MP11 CON MP10 CON MP29...

Страница 43: ...2 L 7 2 L L30 L31 L32 3 3 L 4 3 L 8 3 L L39 L40 L41 L42 3 4 L 4 4 L 5 4 L L47 L48 L49 1 5 L L52 3 5 L 4 5 L L55 L57 L58 L59 L60 3 6 L 4 6 L 5 6 L L66 L67 L68 9 6 L L71 L72 L74 L75 L76 L78 9 7 L 1 8 L L82 3 8 L 4 8 L L85 6 8 L 7 8 L 0 9 L L91 L93 L94 L95 7 9 L 8 9 L L99 L100 L102 L103 L105 6 0 1 L L107 L109 L110 L113 4 1 1 L L115 L116 7 1 1 L 8 1 1 L L120 L121 L122 3 2 1 L L124 5 2 1 L L126 7 2 1 L...

Страница 44: ... C 5 0 7 C C707 C708 C709 C711 C714 C718 C723 C725 6 2 7 C C728 C731 2 3 7 C C733 C736 C737 C738 0 4 7 C C741 2 4 7 C C743 4 4 7 C C746 C747 C748 9 4 7 C C750 1 5 7 C C752 C836 C863 C864 C865 C867 C874 C875 C876 C877 9 7 8 C C882 C896 7 9 8 C 9 9 8 C C900 2 0 9 C 1 0 9 C C907 2 1 9 C C914 C915 C916 7 1 9 C 0 2 9 C C921 C922 C923 4 2 9 C 5 2 9 C C943 C949 D25 D29 1 3 D 9 3 D D42 7 4 D 2 5 D D59 1 6...

Страница 45: ... UNIT 1 D _ N E E R G HV 5V KEY 2SC4738 RDATA AND RSQL VR1 UNIT LVOL RVOL LSQL LVOL LSQL VR2 UNIT RSQL RVOL W1 4 3 2 5 1 W1 4 3 2 5 1 to CONTROL UNIT J3 MAX3221IPWR RS 232C TX232 RX232 IC46 CPU5V M30620FCPGP LSQL LVOL RSQL RVOL 3 2 5 4 1 5 2 4 1 3 to VR1 UNIT to VR2 UNIT CPU_RXD CPU_TXD 3 2V 3 2V IC6 R1111N321B HV D4 MA8039 S5 8 S10 14 J3 J4 LDIAL_B RDIAL_B A0 D0 D5 D6 SCL VOLTAGE UP CON VERTER IC...

Страница 46: ...7 Q15 2SA1362 D59 L709CE D42 MA742 8V LIMITER D52 MA742 TX_MUTE LIMITER HV D77 MA2S077 D47 MA742 Q17 2SA1362 Q22 REG 2SC3357 D39 MA742 VTX_C D25 S AV32 D62 L709CE 2SC4703 Q25 D75 L709CE MA2S111 Q12 UNR9213J VT8 2SC5085 IC4 NJM3404AV D61 L709CE 2SC3357 D53 MA2S077 Q31 UNR9113J IC3 8V Q26 REG PCON_U UTX_C UT8 HV PCON_V S AU82L Q13 UNR9213J D29 IC2 8V Q36 UNR9113J TX_MUTE UHFYGR RF MUTE Q79 UNR9213J ...

Страница 47: ...SOUT 3 4 P91 TB1IN SIN 3 5 P90 TB0IN CLK3 6 BYTE 7 CNVSS 8 P 87 XCIN 9 P86 XCOUT 10 RESET 11 XOUT 12 VSS 13 XIN 14 VCC 15 P85 NMI 16 P84 INT2 17 P83 INT1 18 P82 INT0 19 P81 TA4IN U 20 P80 TA4OUT U 21 P77 TA3I N 22 P76 TA3OUT 23 P75 TA2IN W 24 P74 TA2OUT W 25 P73 CTS2 RTS2 26 P72 clk2 TA1OUT 27 P71 RXD2 SCL 28 P70 TXD2 SD A 29 P67 TXD1 30 P66 RXD 1 31 P65 CLK1 32 P64 CTS1 RTS1 33 P63 TXD0 34 P62 RX...

Страница 48: ... 33K R644 10K MMZ1005Y102CT EP32 C599 4P D140 DA221 R533 68K R632 39K Q83 2SA1588 0 1 C906 5VS 470P C675 52465 1071 J24 12 34 56 78 91 0 R475 22K VAFO R547 22K MAX3221IPWR IC46 1 EN 2 C1 3 V 4 C1 5 C2 6 C2 7 V 8 RIN 9 ROUT 10 INVALID 11 DIN 12 FORCEO N 13 COUT 14 GND 15 VCC 16 FORCEOFF 100K R829 220K R797 0 068 C860 R523 12K R476 4 7K 470K R775 R559 100 100 R838 R485 1 5K R477 47K 47K R817 CF20OPE...

Страница 49: ...06 Q66 47 R440 0 001 C390 UHFYGR R316 15K 470P C459 0 R302 0 001 C461 0 01 C561 C426 0 1 C386 0 01 47P C443 0 022 C357 22K R359 L_2ndLo 0 001 C896 0 1 C927 R400_R5 L_VCO8 330 R399 R_DTCS_I 8V UNR9210J Q70 C365 0 0018 8V C383 0 001 UAFO UNR9213J Q49 R305 10K C404 0 001 R296 10K XP6501 Q55 1 2 3 4 5 6 15K R402 4 7 F93 C458 L_LO_SW GND R295 100K AMOD R266 4 7K 220 R447 HV R342 330 0 01 C471 0 1 C930 ...

Страница 50: ...42 330 0 001 C47 0 001 C221 0 001 C61 R244 4 7K 5P C281 0 001 C259 100K R156 L300_R5 100K R27 3P C239 15N L10 100K R30 R29 470 47K R173 Q34 2SC5624 C251 0 001 12 1N L95 IC4 NJM3404AV 1 2 3 4 5 6 7 8 47 C80 L83 1U 4P C15 2P C347 MA2S077 D69 D74 1SV308 0 001 C946 HVC350B D58 R60 220K 0 001 C942 0 001 C301 0 001 C59 L43 0 1U 12P C110 R96 4 7K 100K R145 0 001 C314 C256 100P 180K R120 HVC350B D55 R201 ...

Страница 51: ... GND 3 GND 4 OUT 5 GND 6 VCC MB15A02PFV1 IC41 1 OSCIN 2 OSCOUT 3 VP 4 VCC 5 DO 6 GND 7 LD 8 FIN 9 CLOCK 10 DATA 11 LE 12 FC 13 NC 14 FOUT 15 P 16 B L_2ndLo C781 0 0 0 1 C795 27P Q113 2SC5231 C815 0 0 0 1 C783 0 0 0 1 L 1 5 3 27N Q105 2SC4738 L_UNLOCK 1k R840 C797 22P D157 1SV308 R738 4 7 K 27P C816 C775 10P L 1 4 2 0 8 2 U C790 18P C794 6P 2775 MP 7 1 2 3 4 C769 0 0 0 1 R720 4 7 K 22P C950 1 C736 ...

Страница 52: ...47 56P C398 8V 0 001 C490 0 001 C516 330 R369 R325 2 2M C573 0 001 1 2K R365 0 001 C526 0 1 C413 C534 27P D104 MA2S077 D101 MA2S077 C430 3P 0 001 C502 2SC4116 Q62 3P C387 0 001 C840 10K R336 Q73 2SC5231 0 R355 0 R441 D103 1SV308 0 5P C509 10K R350 Q76 2SC5231 10P C408 M A2S077 D159 15P C493 5 6K R427 0 18U L116 10K R405 470P C421 2969 MP 9 1 2 3 4 L133 12N UT8 2601 MP 5 1 2 3 4 0 001 C496 0 18U L1...

Страница 53: ...400 S RES ERJ3GEYJ 471 V 470 B 51 5 3 3 R15 7030003480 S RES ERJ3GEYJ 222 V 2 2 k B 51 5 3 3 R16 7030003560 S RES ERJ3GEYJ 103 V 10 k B 45 7 4 2 R18 7030003560 S RES ERJ3GEYJ 103 V 10 k B 41 6 33 6 R19 7030003640 S RES ERJ3GEYJ 473 V 47 k B 38 4 34 5 R22 7030003520 S RES ERJ3GEYJ 472 V 4 7 k B 37 9 18 7 R23 7030003520 S RES ERJ3GEYJ 472 V 4 7 k B 56 1 18 1 R24 7030003520 S RES ERJ3GEYJ 472 V 4 7 k...

Страница 54: ...J0EB1A104K B 38 2 1 5 C206 4030017030 S CER ECJ0EB1A273K B 39 1 1 5 C207 4030017030 S CER ECJ0EB1A273K B 40 1 5 C208 4030016930 S CER ECJ0EB1A104K B 33 1 2 1 C209 4030017400 S CER ECJ0EC1H220J B 40 1 12 7 C210 4030018860 S CER ECJ0EB0J105K B 38 7 12 8 C211 4030017460 S CER ECJ0EB1E102K T 40 5 14 6 C212 4030017760 S CER ECJ0EB1H222K B 31 1 2 9 C213 4030016930 S CER ECJ0EB1A104K T 39 5 8 5 C214 4030...

Страница 55: ... 2 C C214 6 1 2 C 0 0 3 C C301 2 0 3 C C303 C304 0 1 3 C C350 C351 5 5 3 C C366 C367 8 6 3 C C369 2 7 3 C 4 7 3 C C375 C376 7 7 3 C C378 0 0 1 D D102 1 P E 0 0 1 P E 0 0 2 P E 1 0 2 P E EP202 3 0 2 P E EP300 0 5 3 P E EP352 EP353 IC1 IC102 1 0 2 C I 3 0 2 C I IC300 1 0 3 C I 4 5 3 C I IC357 9 5 3 C I 0 6 3 C I 1 6 3 C I J1 Q1 2 Q 0 0 1 Q 0 0 2 Q Q201 Q202 Q221 Q222 3 2 2 Q R1 R2 R3 R100 4 0 1 R 5 ...

Страница 56: ...Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Unit 1 103 Garden Road Clayton VIC 3168 Australia Phone 61 03 9549 7500 Fax 61 03 9549 7505 URL http www icom net au E mail sales icom net au 146A Harris Road East Tamaki Auckland New Zealand Phone 64 09 274 4062 Fax 64 09 274 4708 URL http www...

Страница 57: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14326XZ C1 2007 Icom Inc ...

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Icom IC-2820H, Руководство по обслуживанию

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