Icom IC-T2E-T User Manual Download | Manualshive

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144 MHz FM TRANSCEIVER

iC-t2h
iC-t2e-t

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Summary of Contents for IC-T2E-T

Page 1: ...144 MHz FM TRANSCEIVER iC t2h iC t2e t...

Page 2: ...6 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until th...

Page 3: ...4 2 4 3 PLL CIRCUIT 4 3 4 4 POWER SUPPLY CIRCUITS 4 3 4 5 CPU PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL AND TRANSMITTER ADJUSTMENTS 5 2 5 3 RECEIVER ADJUSTMENT...

Page 4: ...d only 0 7 W typical low Modulation system Variable reactance frequency modulation Max frequency deviation 5 kHz Spurious emissions Less than 60 dB External microphone connector 3 conductor 2 5 d mm 1...

Page 5: ...3140GS 1st mixer circuit Q13 2SK360IG FM IF IC IC2 TA31136FN Power amplifier Q1 2SK3075 EEP ROM IC7 X25040S1 2 7 TX RX switching D3 D4 MA77 Antenna switching circuit D8 D32 HVU131TRF Crystal filter FI...

Page 6: ...assis Removing the MAIN unit q Remove the sealing rubber w Unsolder 2 points D and unscrew 1 nut E e Unscrew 2 screws F and 6 screws G silver 2 mm to separate the chassis and MAIN unit r Remove the MA...

Page 7: ...signal coming from the VCO circuit to produce a 30 85 MHz 1st IF signal The 1st IF signal is applied to a crystal filter FI1 to suppress out of band signals The filtered 1st IF signal is applied to t...

Page 8: ...pass filter circuit IC3d pins 13 14 via the analog switch IC4 pins 2 3 The filtered AF signals are applied to the modulator circuit after passing through the analog switch IC4 pins 8 9 and the deviati...

Page 9: ...is detected on phase at the phase detector using the reference frequency If the oscillated signal drifts its phase changes from the ref erence frequency causing a lock voltage change to compen sate f...

Page 10: ...ignal Low While power is ON Outputs transmit output power select HIGH or LOW signal Low HIGH power is selected Input ports for the PTT switch High While PTT is pushed Outputs LCD backlight control sig...

Page 11: ...RADE AND RANGE Output voltage 9 6 V DC Current capacity 5 A or more Measuring range 1 10 W Frequency range 120 300 MHz Impedance 50 SWR Less than 1 2 1 Frequency range 0 1 300 MHz Frequency accuracy 1...

Page 12: ...h HIGH Connect an audio generator to the MIC jack and set as 1 kHz 90 mV Set an FM deviation meter as HPF OFF LPF 20 KHz De emphasis OFF Detector P P 2 Transmitting MAIN Top panel Top panel Top panel...

Page 13: ...tion 3 5 kHz Receiving Operating freq 146 000 MHz Connect the JIG to the SP jack Connect an SSG to the antenna con nector and set as Frequency 146 000 MHz Level 0 5 V 113 dBm Modulation OFF Receiving...

Page 14: ...0010110 S XTAL CR 584 6 79966 MHz X3 6050009020 S CERAMIC EFOS4194E3 ANI only X4 6070000210 S DISCRIMINATOR CDBCA450CX24 L1 6200008260 S COIL 0 30 1 7 8TL 60N L2 6200008260 S COIL 0 30 1 7 8TL 60N L3...

Page 15: ...8 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 k R181 7030005870 S RESISTOR RR0816R 104 D 100 k R182 7510000910 S THERMISTOR NTCCF2012 4AH 473KC T REF ORDER DESCRIPTION NO NO MAIN UNIT R183 7030003380 S R...

Page 16: ...A REF ORDER DESCRIPTION NO NO MAIN UNIT C118 4030006900 S CERAMIC C1608 JB 1E 103K T A C119 4030008680 S CERAMIC C2012 JF 1C 105Z T A C120 4030011600 S CERAMIC C1608 JB 1C 104KT N C121 4030006850 S CE...

Page 17: ...62B DS2 5010000160 S LED LNJ310M6URA DS3 5010000160 S LED LNJ310M6URA DS4 5040002190 S LED LNJ808R8ERA MC1 7700002160 MICROPHON KUC3523 040245 S1 2230000900 S SWITCH JPM1990 2013R W1 7030003860 S JUMP...

Page 18: ...Rear sheet J 1 SEA CSA 1 TWN ANI 8930047940 1902 Rear sheet K USA 1 8930047950 1902 Rear sheet L EUR UK ITA 1 MP19 8830001250 Nut antenna connector 101 1 MP20 8810000100 Screw PH M2 4 ZK 2 MP21 88100...

Page 19: ...P15 C EP2 M MP24 C MP17 C MP33 C MP30 C MP31 C SP1 C MP21 C VR board MP21 C MAIN unit MP21 C MP21 C MP35 C MP21 C MP1 VCO MP28 C MP34 C MP1 M MP25 C MP11 C MP1 C MP18 C MP23 C MP10 C J1 C MP20 C MP4 C...

Page 20: ...2SC4403 3 LY3 B E C 2SK3074 WA G D S S 2SK880 Y XY G S D UN521D 8M B E C DTA114TU 94 DTC144TU 06 DTC144EU 26 B E C XP1501 AB 5R C1 C2 E B1 B2 XP6401 5O E E B C C B 2SK3075 RF72 G D S S 2SK360IG TR IG...

Page 21: ...D VCC VR BOARD VCO OUT S5V GND SHIFT LV The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board SECTION 9 BOARD LAYOUTS MAIN UNIT J6 VCC...

Page 22: ...the unit layout in the same configuration as the actual P C Board EMIC OPT EXT MIC J2 CLONE AF OUT SP EXT SP J3 CHARGER J4 PTT SWITCH J1 CHASSIS BATT VOL IN VOL OUT GND VCC VR BOARD VCOOUT S5V GND SH...

Page 23: ...IGHT LED SW CPU 5 IC9 IC10 Q39 ANI only X3 4 194 MHz Q33 Q35 Q36 RESET DTMF DECODER LPF CTDA 0 2 COM 1 4 SEG 29 52 CIN DTMF DTMF BEEP LPF BUFFER IC6 R5C S5C T5C IC11 D15 Q23 IC8 CPU X2 6 8 MHz D14 CLO...

Page 24: ...k R230 47 k 47 k R231 Q35 2SC4081 R224 0 01 C250 1 k R207 47 k 47 k R203 C227 R202 0 027 0 0033 C228 0 047 C226 1 k 1 k 1 k 1 k 1 k 1 k 1 k 1 k 1 k R281 R282 R283 R226 R290 R227 R256 SCK SI SO UNLK C...

Page 25: ...9 8 I O I O I O O I O I O I O I I O CONT B CONT C VEE VDD CONT A CONT D 0 01 C131 VOL IN R5C MMUT VCC T5 S5 100 R28 220 R27 150 R23 1 p C37 6 8 k R26 0 001 0 001 0 001 0 001 18 p 0 001 0 001 0 001 0 0...

Page 26: ...EG42 PD0 SEG41 VCC CLV PLST SCK SO UNLK L21 W10 0 001 0 1 C54 C56 IC1 PD3140GS 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 VCC1 IN1 ENB CLK DATA T1 LOK CP1 FI1 FO1 GND1 IN2 VCC2 XB XI XO GND2 C...

Page 27: ...Australia Phone 03 9387 0666 Fax 03 9387 0022 Unit 9 Sea St Herne Bay Kent CT6 8LD U K Phone 01227 741741 Fax 01227 741742 URL http www icomuk co uk Zac de la Plaine Rue Brindejonc des Moulinais BP 58...

Page 28: ...A 5518MI S 1998 by Icom Inc 6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan Count on us...

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