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Icom IC-7400 Service Manual Download Page 40

[MAIN UNIT]

[RF UNIT]

S.=Surface mount

EP242 6910012350 S.BEAD

MMZ1608Y 102BT

EP261 6910000630 BEAD

FSOH070RN

EP301 6910012350 S.BEAD

MMZ1608Y 102BT

EP302 6910012350 S.BEAD

MMZ1608Y 102BT

EP303 6910012350 S.BEAD

MMZ1608Y 102BT

EP304 6910012350 S.BEAD

MMZ1608Y 102BT

EP305 6910012350 S.BEAD

MMZ1608Y 102BT

EP306 6910012350 S.BEAD

MMZ1608Y 102BT

EP358 6910012350 S.BEAD

MMZ1608Y 102BT

EP401 6910012350 S.BEAD

MMZ1608Y 102BT

EP402 6910012350 S.BEAD

MMZ1608Y 102BT

EP501 6910012350 S.BEAD

MMZ1608Y 102BT

EP502 6910012350 S.BEAD

MMZ1608Y 102BT

EP503 6910012350 S.BEAD

MMZ1608Y 102BT

EP504 6910012350 S.BEAD

MMZ1608Y 102BT

EP510 6910012350 S.BEAD

MMZ1608Y 102BT

EP548 6910012350 S.BEAD

MMZ1608Y 102BT

EP549 6910012350 S.BEAD

MMZ1608Y 102BT

EP1010 6910012350 S.BEAD

MMZ1608Y 102BT

EP1031 6910012350 S.BEAD

MMZ1608Y 102BT

EP1081 6910012350 S.BEAD

MMZ1608Y 102BT

EP1082 6910012350 S.BEAD

MMZ1608Y 102BT

EP1201 6910012350 S.BEAD

MMZ1608Y 102BT

EP1221 6910012350 S.BEAD

MMZ1608Y 102BT

EP1241 6910012350 S.BEAD

MMZ1608Y 102BT

EP1242 6910012350 S.BEAD

MMZ1608Y 102BT

EP1261 6910012350 S.BEAD

MMZ1608Y 102BT

EP1401 6910012350 S.BEAD

MMZ1608Y 102BT

EP1501 6910012350 S.BEAD

MMZ1608Y 102BT

EP1502 6910012350 S.BEAD

MMZ1608Y 102BT

IC200

1110003870 S.IC

NJM2058M-T1

IC280

1130005640 S.IC

TC4W53F (TE12L)

IC281

1130003610 S.IC

TC4SU69F (TE85R)

IC282

1130003610 S.IC

TC4SU69F (TE85R)

IC300

1110003870 S.IC

NJM2058M-T1

IC360

1110000960 S.IC

NJM4558M-T1

IC400

1110004840 S.IC

NJM1496V-TE1

IC502

1110004310 S.IC

M62352GP 75EC

IC1001 1110002700 S.IC

NJM2904M-T1

IC1040 1130005640 S.IC

TC4W53F (TE12L)

IC1060 1110000960 S.IC

NJM4558M-T1

IC1080 1110003300 S.IC

M5282FP 70CD

IC1120 1110005060 S.IC

µPC4574G2-E1

IC1160 1130005640 S.IC

TC4W53F (TE12L)

IC1180 1110003300 S.IC

M5282FP 70CD

IC1220 1130005640 S.IC

TC4W53F (TE12L)

IC1240 1110003090 IC

LA4425A

IC1280 1110000960 S.IC

NJM4558M-T1

IC1300 1110003870 S.IC

NJM2058M-T1

IC1310 1130008230 S.IC

BU4053BCFV-E2

IC1400 1110003300 S.IC

M5282FP 70CD

IC1401 1110003870 S.IC

NJM2058M-T1

IC1460 1110005420 S.IC

BA15532F-E2

IC1500 1140010430 S.IC

HD6432357A26F (SX-2494A)

IC1560 1130009110 S.IC

S-80942ANMP-DD6-T2

IC1580 1140009240 S.IC

HN58X24128FPI

IC1900 1130008230 S.IC

BU4053BCFV-E2

IC1940 1130005720 S.IC

TC7W04F (TE12L)

IC2040 1130003830 S.IC

TC7S04F (TE85R)

Q200

1560000560 S.FET

2SK882-GR (TE85L)

Q201

1560000560 S.FET

2SK882-GR (TE85L)

Q202

1560000560 S.FET

2SK882-GR (TE85L)

Q203

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q204

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q205

1510000510 S.TRANSISTOR

2SA1576A T106R

Q206

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q207

1590002530 S.TRANSISTOR

UN911H (TX)

Q208

1590001960 S.TRANSISTOR

XP4311 (TX)

Q250

1580000620 S.FET

3SK131-T2 MAS

Q300

1590000680 S.TRANSISTOR

DTC114EUA T106

Q301

1590000680 S.TRANSISTOR

DTC114EUA T106

Q302

1590000680 S.TRANSISTOR

DTC114EUA T106

Q303

1510000510 S.TRANSISTOR

2SA1576A T106R

Q304

1590000680 S.TRANSISTOR

DTC114EUA T106

Q305

1590002150 S.TRANSISTOR

DTC144TE TL

Q306

1590000680 S.TRANSISTOR

DTC114EUA T106

Q307

1510000510 S.TRANSISTOR

2SA1576A T106R

Q308

1510000510 S.TRANSISTOR

2SA1576A T106R

Q309

1590002150 S.TRANSISTOR

DTC144TE TL

Q330

1560000560 S.FET

2SK882-GR (TE85L)

Q381

1590001960 S.TRANSISTOR

XP4311 (TX)

Q450

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q451

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q452

1540000440 S.TRANSISTOR

2SD1619-T-TD

Q453

1540000440 S.TRANSISTOR

2SD1619-T-TD

Q511

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q700

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q720

1590000680 S.TRANSISTOR

DTC114EUA T106

Q721

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q722

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q740

1590000680 S.TRANSISTOR

DTC114EUA T106

Q780

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q783

1590001870 S.TRANSISTOR

DTA114EE TL

Q784

1590000680 S.TRANSISTOR

DTC114EUA T106

Q785

1540000440 S.TRANSISTOR

2SD1619-T-TD

Q786

1540000440 S.TRANSISTOR

2SD1619-T-TD

Q787

1590000680 S.TRANSISTOR

DTC114EUA T106

Q788

1590000680 S.TRANSISTOR

DTC114EUA T106

Q801

1520000650 S.TRANSISTOR

2SB1201-S-TL

Q802

1530002690 S.TRANSISTOR

2SC4116-GR (TE85R)

Q810

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q1140

1560000840 S.FET

2SK1829 (TE85R)

Q1260 1540000470 S.TRANSISTOR

2SD1801S-TL

Q1261 1590000680 S.TRANSISTOR

DTC114EUA T106

Q1860 1590000680 S.TRANSISTOR

DTC114EUA T106

Q1880 1590000680 S.TRANSISTOR

DTC114EUA T106

Q1940 1510000510 S.TRANSISTOR

2SA1576A T106R

Q1941 1530002060 S.TRANSISTOR

2SC4081 T107 R

D200

1790001210 S.DIODE

1SS375-TL

D202

1790001250 S.DIODE

MA2S111-(TX)

D250

1790001620 S.DIODE

1SV308 (TPL3)

D251

1790001620 S.DIODE

1SV308 (TPL3)

D252

1790001620 S.DIODE

1SV308 (TPL3)

D253

1790001620 S.DIODE

1SV308 (TPL3)

D303

1790001610 S.DIODE

1SS385 (TE85L)

D305

1790001250 S.DIODE

MA2S111-(TX)

D310

1790001140 S.ZENER

MA8039-L (TX)

D311

1790001140 S.ZENER

MA8039-L (TX)

D312

1750000520 S.DIODE

DAN222TL

D360

1790001610 S.DIODE

1SS385 (TE85L)

D361

1790001240 S.DIODE

MA2S728-(TX)

D362

1790001250 S.DIODE

MA2S111-(TX)

D363

1790001250 S.DIODE

MA2S111-(TX)

D364

1790001240 S.DIODE

MA2S728-(TX)

D380

1790000620 S.DIODE

MA77 (TX)

D381

1790000620 S.DIODE

MA77 (TX)

D382

1790000620 S.DIODE

MA77 (TX)

D383

1790000620 S.DIODE

MA77 (TX)

D450

1750000370 S.DIODE

DA221 TL

D451

1750000370 S.DIODE

DA221 TL

D500

1710000160 DIODE

1SS133

D550

1750000520 S.DIODE

DAN222TL

D551

1750000520 S.DIODE

DAN222TL

D552

1790001250 S.DIODE

MA2S111-(TX)

D553

1790001250 S.DIODE

MA2S111-(TX)

D700

1790001250 S.DIODE

MA2S111-(TX)

D720

1750000520 S.DIODE

DAN222TL

D721

1750000520 S.DIODE

DAN222TL

D722

1790001250 S.DIODE

MA2S111-(TX)

D723

1790001250 S.DIODE

MA2S111-(TX)

D740

1750000520 S.DIODE

DAN222TL

D781

1790001250 S.DIODE

MA2S111-(TX)

D782

1790001250 S.DIODE

MA2S111-(TX)

D783

1790001250 S.DIODE

MA2S111-(TX)

D784

1750000520 S.DIODE

DAN222TL

D801

1790001170 S.ZENER

MA8068-M (TX)

D810

1790001250 S.DIODE

MA2S111-(TX)

D1300

1790001610 S.DIODE

1SS385 (TE85L)

D1822

1790001250 S.DIODE

MA2S111-(TX)

[EUR], [FRA], [ITA], [ESP]

D1824

1790001250 S.DIODE

MA2S111-(TX)

[USA] only

REF

ORDER

DESCRIPTION

NO.

NO.

REF

ORDER

DESCRIPTION

NO.

NO.

6 - 12

[MAIN UNIT]

REF

ORDER

DESCRIPTION

NO.

NO.

Summary of Contents for IC-7400

Page 1: ...HF VHF TRANSCEIVER i7400 SERVICE MANUAL ...

Page 2: ...s 8810005770 Screw BiH M3 8 ZK IC 7400 Top cover 10 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 the transceiver is disconnected from its power source 3 DO NOT force any of the variable components Turn them slowly and smoothly 4 DO NOT short any cir...

Page 3: ...ATION SECTION 9 BOARD LAYOUTS 9 1 S LOGIC BOARD 9 1 9 2 DISPLAY BOARD 9 3 9 3 TEN KEY BOARD 9 5 9 4 MODE BOARD 9 5 9 5 PHONE BOARD 9 5 9 6 RIT BOARD 9 5 9 7 PBT BOARD 9 5 9 8 MIC BOARD 9 6 9 9 MAIN UNIT 9 7 9 10 DSP UNIT 9 9 9 11 RF UNIT 9 11 9 12 CTRL UNIT 9 13 9 13 TUNER UNIT 9 15 9 14 PA UNIT 9 17 9 15 FILTER UNIT 9 19 9 16 DRV BOARD 9 19 9 17 VARISTOR A BOARD 9 19 9 18 VARISTOR B BOARD 9 19 9 ...

Page 4: ...ore than 55 dB TX variable range 9 99 kHz Mic connector 8 pin connector 600 Ω ELE KEY connector 3 conductor 6 35 d mm 1 4 KEY connector 3 conductor 6 35 d mm 1 4 SEND connector Phono RCA ALC connector Phono RCA RECEIVER Receive system Triple conversion superheterodyne Intermediate frequencies 1st IF freq 64 455 MHz 2nd IF freq 455 kHz 3rd IF freq 36 kHz Sensitivity typical SSB CW RTTY 10 dB S N 1 ...

Page 5: ...rcuit PLL IC IC1801 MC145170 2nd LO and reference oscillator circuit 1st mixer circuit Q211 Q212 2SK1740 3rd LO PLL circuit 2nd mixer D261 HSB88WS RF unit TX 3rd mixer IC400 MC1496V DSP unit RX 3rd mixer IC280 TC4W53F MAIN unit MAIN AND RF UNITS for free by RadioAmateur eu ...

Page 6: ...2 2 FILTER unit PA unit HF 50 MHz power amplifiers Q5 Q6 2SC2694 144 MHz power amplifiers Q201 Q202 2SC2694 CTRL unit SWR detector 8bit CPU IC5 M38022M2 PA AND CTRL UNITS for free by RadioAmateur eu ...

Page 7: ... transceiver upside down r Remove 6 screws from the bottom of the transceiver then lift up the bottom cover UT 102 VOICE SYNTHESIZER UNIT The UT 102 announces the accessed readout s frequency mode etc S meter level can also be announced in a clear electronically generated voice in English or Japanese Push LOCK SPCH for 1 sec to announce the frequency etc q Remove the top and bottom covers as shown...

Page 8: ...e the RF unit r Remove the supplied internal crystal and replace with the CR 338 t Return the RF unit J1 J121 and J151 to their original posi tions y Connect a frequency counter to the J262 2LO IN then ad just the reference frequency to be 64 00000 MHz with the L1901 on the RF unit u Return the J262 shield cover earth spring and bottom cov ers to their original positions Earth spring Shield cover ...

Page 9: ...ed through the attenuator R122 then applied to the tunable bandpass filter see above at right The filtered signals are applied to the pre amplifier circuit 4 1 3 PRE AMPLIFIER CIRCUITS RF UNIT A total of 3 pre amplifier circuits are employed in the IC 746PRO 7400 2 for HF 6 m bands and 1 for 144 MHz band operation When the pre amplifier operation is turned OFF the RF sig nals bypass this circuit W...

Page 10: ... amplifiers Q200 Q201 via the DC amplifiers Q204 Q205 The DC amplifiers function as an AGC circuit to reduce average noise Therefore the noise blanker func tion shuts off pulse type noise only 4 1 7 2ND IF CIRCUIT MAIN UNIT The 2nd IF circuit amplifies and filters the 2nd IF signal and applies the 2nd IF signal to the 3rd mixer circuit The 2nd IF signal from the noise blanker gate D252 D253 is amp...

Page 11: ...ared with the threshold level set by the RF SQL control The RF SQL setting sig nal is passed through the sub CPU DISPLAY board IC1001 pin 91 and then applied to the main CPU The main CPU analyzes the compared signal and outputs con trol signal to the squelch gate IC1160 pin 5 to open or close the squelch as the SQLS signal 4 1 13 AF AMPLIFIER CIRCUIT MAIN UNIT The AF amplifier amplifies the audio ...

Page 12: ... convert into the analog IF signal Also the signal is level shifted 3 3 V to 5V at the level converter section in the IC IC501 The level shifted IF signal is passed through the active filter IC701b and then applied to the MAIN unit via J901 pin 22 as the DTIF signal 4 2 4 SPEECH COMPRESSOR CIRCUIT DSP UNIT The speech compressor compresses the transmitter audio input signals to increase the average...

Page 13: ...t power to a specified level from the RF PWR control until the FOR VFOR and POCV volt ages are equalized In AM mode the comparator operates as an averaging ALC amplifier Q304 turns ON and the POCV voltage is shifted for 40 W AM output power maximum through R320 The ALC bias voltage is also applied to the ALC meter am plifier IC300 pin 2 to obtain an ALC meter signal ALCL The amplified signal is pa...

Page 14: ...quency 419 000 kHz The 1st LO PLL adopts a mixer less dual loop PLL system and has 4 VCO circuits which cover from 30 kHz to 174 MHz The 1st LO and 3rd LO use DDSs while the 2nd LO uses the fixed frequency of the crystal oscillator 4 3 2 1ST LO PLL CIRCUIT RF UNIT The 1st LO PLL contains a main and reference loop as a dual loop system The reference loop generates an approximate 10 8 MHz fre quency...

Page 15: ... an tenna tuner CPU detects the SWR 2 Reactance components detector Reactance components are picked up by comparing the phases of the RF current and RF voltage The RF current is detected by L4 and R16 and rectified at D5 The rectified current is amplified at the C MOS inverter amplifier IC14e and buffer amplifier IC2a The amplified signal is then ap plied to the phase comparator IC3a RF voltage is...

Page 16: ...ut the capacitor selection sig nals Output the coil selection signals Output ports for the tuning motor MF2 drive signals Output ports for the tuning motor MF1 drive signals Input port for the reactance compo nents detection voltage AN2 AN1 AN0 PWRS SETI CIKY CIST THRU CDRS TRC XIN XOUT NVHF CO3 CO2 CO1 CI3 CI2 CI1 VHF 24M 18M 14M 10M 7M 4M P07 P04 P03 P00 AN3 Pin Port Description number name Line...

Page 17: ...Frequency range 1 kHz 10 Measuring range 1 100 Frequency range DC 20 MHz Measuring range 0 01 20 V Frequency range 300 3000 Hz Measuring range 1 500 mV Frequency range 0 1 200 MHz Output level 0 1 µV to 32 mV 127 to 17 dBm Imput impeadance 10 MΩ DC or beter Measuring range 10 mV 10 V Input impedance 50 kΩ V DC or better Measurement capability 1 A 30 A Frequency range At least 90 MHz Spectraum band...

Page 18: ...999999 MHz 8 000000 MHz 21 999999 MHz 22 000000 MHz 39 999999 MHz 40 000000 MHz 50 000000 MHz 54 000000 MHz 144 000000 MHz 148 000000 MHz Receiving Displayed freq Any Mode USB Receiving Displayed freq 14 100000 MHz Mode CW Marker ON Receiving RF RF RF RF RF FRONT Connect an RF volt meter to the check point P1901 Connect a frequency counter to the check point P1901 Connect a digital multimeter or o...

Page 19: ...904 L1901 L1902 L1903 P1901 Reference frequency check point CP1101 LV1 LPL lock voltage check point C1303 LPL lock voltage adjustment C1208 C1228 C1248 C1268 CP1801 LV2 VCO lock voltage check point CP1601 3rd LO output level check point CP1500 1st LO outoput level check point for free by RadioAmateur eu ...

Page 20: ...14 100000 MHz Mode USB MIC GAIN Center Connect an audio generator to MIC connector and set as Frequency 1 5 kHz Level 1 mVrms Transmitting Mode RTTY Connect CP300 to GND Transmitting on the maximum TX current band PA Rear panel RF Rear panel Rear panel Rear panel Connect an ammeter between the power supply and the IC 746PRO 7400 Connect an RF power meter to the ANT 144MHz con nector Connect a digi...

Page 21: ...total gain adjustment L330 TX peak adjustment R555 Ic APC adjustment R204 Idling current adjustment for 144 MHz band final amplifier R11 Idling current adjustment for driver R18 Idling current adjustment for HF 50 MHz bands final amplifier C202 TX peak adjustment for free by RadioAmateur eu ...

Page 22: ... kHz Level 10 mVrms Transmitting Displayed freq 145 00000 MHz Mode FM Tone OFF RF POWER Max CW MIC GAIN Center Connect an audio generator to MIC connector and set as Frequency 1 kHz Level 4 5 kHz deviation at the connected deviation meter Transmitting Displayed freq 29 70000 MHz Mode FM RF POWER Max CW TUNER OFF Through Connect CP7 SETI on the CTRL unit to GND Connect a 50 Ω dummy load or an RF po...

Page 23: ... adjustment CP1 SWR detector check point R311 50 MHz band output power adjustment Residual AM adjustment L251 L252 R320 AM carrier power adjustment R306 HF bands output power adjustment R317 144 MHz band output power adjustment for free by RadioAmateur eu ...

Page 24: ...z Set an SSG as Level OFF Receiving Displayed freq 14 100000 MHz Mode USB Filter 2 4 kHz P AMP OFF Set an SSG as Frequency 14 101500 MHz Level 160 mV 3 dBm Modulation 1 kHz 5 0 kHz dev Receiving Displayed freq 14 100000 MHz Mode USB P AMP P AMP1 NB OFF NB LEVEL 50 Set an SSG as Frequency 14 101500 MHz Level 18 µV 82 dBm Modulation OFF and apply following signal to ANT1 connector Preset R200 MAIN u...

Page 25: ...5 9 R200 L203 L201 R1469 Receiver total gain adjustment L202 Noise blanker adjustment RX peak adjustment L241 L242 L252 L251 R218 L215 RX peak pre setting for free by RadioAmateur eu ...

Page 26: ...F5 SET to store the POWER HF 50 meter into memory and to step next Set the output power to 90 W using MAIN DIAL Then push F5 SET to store the POWER HF 100 meter into memory and to step next Set the output power to 10 W using MAIN DIAL Then push F5 SET to store the POWER 50M Tuner meter into memory and to step next Push F5 SET to set and to step next Set the output power to 20 W using MAIN DIAL The...

Page 27: ...and to step next Push F5 SET to set then push F2 to return the opening display Push F2 RX to enter the TX adjustment Set the RX total gain to 30 dB level difference between SSG ON and OFF using MAIN DIAL Then push F5 SET to store into memory and to step next Push F5 SET to store the S0 level into memory and to step next NOTE While RX METER adjust ment NEVER change the connected SSG s level until t...

Page 28: ...evel 3 2 µV 97 dBm Modulation OFF Receiving Set an SSG as Frequency 173 981500 MHz Level 3 2 µV 97 dBm Modulation OFF Receiving 6 7 8 9 Push F5 SET to tune the BPF 1 and to step next Push F 5 SET to tune the BPF 2 and to step next Push F 5 SET to tune the BPF 3 and to step next Push F 5 SET to tune the BPF 4 and return to the opening display chk SET Tuned BPF 1 chk SET Tuned BPF 2 chk SET Tuned BP...

Page 29: ... ERJ3GEYJ 333 V 33 kΩ R303 7030000300 S RESISTOR MCR10EZHJ 220 Ω 221 R304 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 kΩ R305 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 kΩ R306 7510000731 S THERMISTOR NTCCM2012 3JH 472KC T R401 7030004050 S RESISTOR ERJ3GEYJ 1R0 V 1 Ω R402 7030004050 S RESISTOR ERJ3GEYJ 1R0 V 1 Ω R403 7030006091 S RESISTOR ERA3YED 822V R404 7030006461 S RESISTOR ERA3YED 152V R571 70300...

Page 30: ...EYJ 472 V 4 7 kΩ R10 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R11 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R12 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R15 7030003540 S RESISTOR ERJ3GEYJ 682 V 6 8 kΩ R16 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 kΩ R17 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R18 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R19 7030003540 S RESISTOR ERJ3GEYJ 682 V 6 8 kΩ R20...

Page 31: ...0 S RESISTOR ERJ3GEYJ 824 V 820 kΩ R1039 7030003650 S RESISTOR ERJ3GEYJ 563 V 56 kΩ R1040 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 MΩ R1041 7030003840 S RESISTOR ERJ3GEYJ 225 V 2 2 MΩ R1042 7030003790 S RESISTOR ERJ3GEYJ 824 V 820 kΩ R1043 7030003650 S RESISTOR ERJ3GEYJ 563 V 56 kΩ R1044 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R1045 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R1046 7510000771 S T...

Page 32: ...2310 S TRANSISTOR DTC114EE TL Q2 1590002310 S TRANSISTOR DTC114EE TL Q121 1590002310 S TRANSISTOR DTC114EE TL Q161 1590001870 S TRANSISTOR DTA114EE TL Q162 1590002310 S TRANSISTOR DTC114EE TL Q163 1590002310 S TRANSISTOR DTC114EE TL Q181 1560000720 S FET 2SK2171 4 TD Q182 1560000720 S FET 2SK2171 4 TD Q211 1560000640 S FET 2SK1740 TA Q212 1560000640 S FET 2SK1740 TA Q231 1560000720 S FET 2SK2171 4...

Page 33: ...X D1901 1720000590 S VARICAP MA357 TX FI231 2010002470 XTAL FL 315 64 45500 MHz FI1101 2020001690 S CERAMIC CFEC10 8MD11 X1901 6050007351 XTAL CR 337A 32 000 MHz L1 6200003240 S COIL NL 322522T 221J L2 6200003240 S COIL NL 322522T 221J L3 6180000860 COIL LAL 03NA 5R6K L4 6180000850 COIL LAL 03NA 4R7K L5 6200009690 S COIL LQH 4C 101K04 L6 6200009690 S COIL LQH 4C 101K04 L11 6180000680 COIL LAL 02NA...

Page 34: ... V 1 5 kΩ R11 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R12 7030003310 S RESISTOR ERJ3GEYJ 820 V 82 Ω R13 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R15 7030006260 S RESISTOR ERJ12YJ471U 470 Ω R21 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R31 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R41 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R51 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R61 7030003320 S R...

Page 35: ...Ω R509 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R510 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R511 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R541 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R542 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R543 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R544 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R545 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R546 703000...

Page 36: ...J 271 V 270 Ω R1627 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kΩ R1630 7030003480 S RESISTOR ERJ3GEYJ 222 V 2 2 kΩ R1632 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 Ω R1802 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R1803 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 Ω R1805 7030007490 S RESISTOR MCR03EZHJ 10 MΩ R1806 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R1808 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 Ω...

Page 37: ...1608 JB 1E 104K T N C218 4030011600 S CERAMIC C1608 JB 1E 104K T N C219 4030009530 S CERAMIC C1608 CH 1H 030B T A C220 4030006880 S CERAMIC C1608 JB 1H 472K T A C221 4030011600 S CERAMIC C1608 JB 1E 104K T N C222 4030007010 S CERAMIC C1608 CH 1H 100D T A C224 4030011600 S CERAMIC C1608 JB 1E 104K T N C225 4030006860 S CERAMIC C1608 JB 1H 102K T A C226 4030006860 S CERAMIC C1608 JB 1H 102K T A C228...

Page 38: ...C1120 4030011600 S CERAMIC C1608 JB 1E 104K T N C1121 4550006250 S TANTALUM TEMSVA 1A 106M 8L C1122 4030006880 S CERAMIC C1608 JB 1H 472K T A C1131 4030011600 S CERAMIC C1608 JB 1E 104K T N C1141 4030006880 S CERAMIC C1608 JB 1H 472K T A C1151 4030006880 S CERAMIC C1608 JB 1H 472K T A C1155 4030007090 S CERAMIC C1608 CH 1H 470J T A C1161 4030006880 S CERAMIC C1608 JB 1H 472K T A C1162 4030006880 S...

Page 39: ...C1916 4030006880 S CERAMIC C1608 JB 1H 472K T A C1917 4030006880 S CERAMIC C1608 JB 1H 472K T A C1918 4030006880 S CERAMIC C1608 JB 1H 472K T A C1919 4030006880 S CERAMIC C1608 JB 1H 472K T A C1920 4030007170 S CERAMIC C1608 CH 1H 221J T A C1921 4030007050 S CERAMIC C1608 CH 1H 220J T A C1922 4030006880 S CERAMIC C1608 JB 1H 472K T A C1923 4030009510 S CERAMIC C1608 CH 1H 010B T A C1924 4030007050...

Page 40: ...14EUA T106 Q305 1590002150 S TRANSISTOR DTC144TE TL Q306 1590000680 S TRANSISTOR DTC114EUA T106 Q307 1510000510 S TRANSISTOR 2SA1576A T106R Q308 1510000510 S TRANSISTOR 2SA1576A T106R Q309 1590002150 S TRANSISTOR DTC144TE TL Q330 1560000560 S FET 2SK882 GR TE85L Q381 1590001960 S TRANSISTOR XP4311 TX Q450 1530002060 S TRANSISTOR 2SC4081 T107 R Q451 1530002060 S TRANSISTOR 2SC4081 T107 R Q452 15400...

Page 41: ...R ERJ3GEYJ 101 V 100 Ω R120 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R121 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R122 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R123 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R124 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R140 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R141 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R142 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k...

Page 42: ...7030003840 S RESISTOR ERJ3GEYJ 225 V 2 2 MΩ R560 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 MΩ R561 7510000771 S THERMISTOR NTCCM2012 3SH 223KC T R562 7510000771 S THERMISTOR NTCCM2012 3SH 223KC T R700 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R701 7030003620 S RESISTOR ERJ3GEYJ 333 V 33 kΩ R702 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R703 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R720 70300036...

Page 43: ...RJ3GEYJ 100 V 10 Ω R1464 7030006461 S RESISTOR ERA3YED 152V R1465 7030006461 S RESISTOR ERA3YED 152V R1466 7510001110 S THERMISTOR NTCCM1608 4BH 153KC R1467 7030008061 S RESISTOR ERA3YED 222V R1468 7030008061 S RESISTOR ERA3YED 222V R1469 7310002690 S TRIMMER RV 145 RH03A3A13X0CA 102 R1470 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R1480 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R1481 7030003320...

Page 44: ... C144 4030007170 S CERAMIC C1608 CH 1H 221J T A C145 4030007170 S CERAMIC C1608 CH 1H 221J T A C146 4030006880 S CERAMIC C1608 JB 1H 472K T A C147 4030006880 S CERAMIC C1608 JB 1H 472K T A C148 4030006880 S CERAMIC C1608 JB 1H 472K T A C149 4030006880 S CERAMIC C1608 JB 1H 472K T A C160 4510004600 ELECTROLYTIC 16 MV 1000 HC C161 4030006880 S CERAMIC C1608 JB 1H 472K T A C162 4030006880 S CERAMIC C...

Page 45: ... JB 1C 474K T A C1183 4030012610 S CERAMIC C2012 JB 1C 474K T A C1184 4510005860 S ELECTROLYTIC ECEV1HA2R2SR C1185 4030006870 S CERAMIC C1608 JB 1H 222K T A C1186 4510004630 S ELECTROLYTIC ECEV1CA100SR C1187 4510004630 S ELECTROLYTIC ECEV1CA100SR C1188 4510004630 S ELECTROLYTIC ECEV1CA100SR C1189 4510004440 S ELECTROLYTIC ECEV1HA010SR C1190 4510006670 S ELECTROLYTIC ECEV1CA471P C1191 4510004440 S ...

Page 46: ...IC C1608 JB 1H 472K T A C2000 4030006880 S CERAMIC C1608 JB 1H 472K T A C2020 4510004630 S ELECTROLYTIC ECEV1CA100SR C2021 4030011600 S CERAMIC C1608 JB 1E 104K T N C2022 4030011600 S CERAMIC C1608 JB 1E 104K T N C2040 4030011600 S CERAMIC C1608 JB 1E 104K T N C2041 4030006880 S CERAMIC C1608 JB 1H 472K T A RL740 6330001320 RELAY AHY103 RL781 6330000540 RELAY OMR 109F CP200 6910009670 S CHECK P HK...

Page 47: ...30 S COIL NL 322522T 100J L533 6200001830 S COIL NL 322522T 100J L534 6140003450 COIL LR 387 L535 6110001780 COIL LA 267 L601 6110001340 COIL LA 177 L602 6110001340 COIL LA 177 L603 6110001330 COIL LA 176 L604 6200004740 S COIL NL 252018T 1R2J L605 6200004740 S COIL NL 252018T 1R2J R1 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R2 7030003360 S RESISTOR ERJ3GEYJ 221 V 220 Ω R3 7030006060 S RESISTOR...

Page 48: ... C1608 JB 1E 104K T N C98 4030006850 S CERAMIC C1608 JB 1H 471K T A C99 4030011240 S CERAMIC GRM42 6 CH 470J 500PT C100 4030011740 S CERAMIC GRM42 2 CH 201J 500PT C102 4030007170 S CERAMIC C1608 CH 1H 221J T A C103 4030007170 S CERAMIC C1608 CH 1H 221J T A C105 4030016740 S CERAMIC GRH111 CH 102J 50PT C107 4030011600 S CERAMIC C1608 JB 1E 104K T N C110 4030011740 S CERAMIC GRM42 2 CH 201J 500PT C1...

Page 49: ...70 S CERAMIC C1608 CH 1H 221J T A C616 4030006860 S CERAMIC C1608 JB 1H 102K T A C618 4030011600 S CERAMIC C1608 JB 1E 104K T N C620 4030011600 S CERAMIC C1608 JB 1E 104K T N C621 4030006860 S CERAMIC C1608 JB 1H 102K T A C622 4030006860 S CERAMIC C1608 JB 1H 102K T A C623 4030006860 S CERAMIC C1608 JB 1H 102K T A C624 4030006880 S CERAMIC C1608 JB 1H 472K T A C625 4030006880 S CERAMIC C1608 JB 1H...

Page 50: ...3600 COIL LA 555 L4 6110003590 COIL LA 554 L5 6110003020 COIL LA 489 L6 6110003030 COIL LA 490 L7 6110003020 COIL LA 489 L8 6110003030 COIL LA 490 L9 6110003480 COIL LA 536 L11 6110003480 COIL LA 536 L12 6110003480 COIL LA 536 L13 6180003290 COIL BM27 400 6A L14 6180003290 COIL BM27 400 6A L15 6180003290 COIL BM27 400 6A L16 6180003290 COIL BM27 400 6A L17 6180003290 COIL BM27 400 6A L18 618000329...

Page 51: ... 1110002690 S IC NJM2903M T1 IC10 1130003920 S IC TC4S69F TE85R IC13 1180001070 S IC TA7805F TE16L IC14 1120002300 S IC TC74AC04F Q5 1560000870 S FET 2SK515 T1B X33 Q12 1590000680 S TRANSISTOR DTC114EUA T106 Q14 1590000680 S TRANSISTOR DTC114EUA T106 Q16 1590000680 S TRANSISTOR DTC114EUA T106 Q21 1590000680 S TRANSISTOR DTC114EUA T106 Q23 1590000680 S TRANSISTOR DTC114EUA T106 Q24 1590001330 S TRA...

Page 52: ...1 kΩ R109 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R110 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R111 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R112 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R113 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R114 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R115 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R116 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R117 7030003440 S R...

Page 53: ...B 1H 472K T A C102 4510004630 S ELECTROLYTIC ECEV1CA100SR C105 4030007070 S CERAMIC C1608 CH 1H 330J T A C107 4010005550 CERAMIC HM60SJ SL 040C 500V C109 4030011600 S CERAMIC C1608 JB 1E 104K T N C110 4030011600 S CERAMIC C1608 JB 1E 104K T N C111 4030006880 S CERAMIC C1608 JB 1H 472K T A C112 4030006880 S CERAMIC C1608 JB 1H 472K T A C113 4030006880 S CERAMIC C1608 JB 1H 472K T A C114 4030006880 ...

Page 54: ...YJ 103 V 10 kΩ R327 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R328 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R501 7030004040 S RESISTOR ERJ3GEYJ 4R7 V 4 7 Ω R601 7030006581 S RESISTOR ERA3YED 122V R602 7030009591 S RESISTOR ERA3YED 472V R603 7030010450 S RESISTOR ERA3YED 391V R604 7030010450 S RESISTOR ERA3YED 391V R605 7030007230 S RESISTOR ERA3YED 102V R606 7030007230 S RESISTOR ERA3YED 102V R...

Page 55: ...C C1608 JB 1E 104K T N C510 4550006620 S TANTALUM ECST0JY226R C511 4030007050 S CERAMIC C1608 CH 1H 220J T A C601 4510004630 S ELECTROLYTIC ECEV1CA100SR C602 4030009980 S CERAMIC C1608 JB 1H 152K T A C603 4030011600 S CERAMIC C1608 JB 1E 104K T N C604 4510004630 S ELECTROLYTIC ECEV1CA100SR C605 4030011600 S CERAMIC C1608 JB 1E 104K T N C606 4510005830 S ELECTROLYTIC ECEV1HAN010R C651 4030009980 S ...

Page 56: ...ew PH BT M3 18 NI ZU 1 MP36 8930007840 Sheet K 4 MP37 8930047080 Sponge FR 1 MP38 8930047060 Sponge FS 1 MP39 8930056530 Sheet AA TC 500TK 15 40 1 MP40 8610011130 Knob N273 D 1 MP41 8610010730 Knob N252 A 1 S LOGIC BOARD R1 7210002890 Variable resister RV 308 1 R4 7210002890 Variable resister RV 308 1 MP1 8510001081 Shield case A 1 1 MP2 8510001101 Shield case A 1 cover 1 MP3 8510005980 724 shield...

Page 57: ...7 C MP31 C MP38 C MP60 C MP14 C MP6 C MP3 C MP29 C R1 LO S LOGIC UNIT MP26 F MP3 LO MP4 LO MP2 LO MP1 LO R4 LO PBT BOARD S2 PB S1 PB RIT BOARD EP1 F S1 RI MP28 C MP76 C MIC BOARD PHONE BOARD MP2 F J2 PH J1 PH MP4 F MP8 F Unit abbreviations C CHASSIS PARTS F FRONT UNIT D DISPLAY BORD LO S LOGIC BOARD MI MIC BOARD PB PBT BOARD RI RIT BOARD PH PHONE BOARD MP33 C MP13 C MP2 C MP68 C MP27 F MP1 D MP3 D...

Page 58: ...MP2 PA MP26 C MP3 PA MP4 PA DRV BOARD MP6 PA MP42 C MP39 C MP40 C EP3 C EP4 C MP34 C MP1204 RF MP1205 RF MP301 RF MP213 RF MP1207 RF MP1 C MP59 C MP8 TU MP7 TU MF2 TU MF1 TU MP66 C MP2 CT MP123 RF FILTER UNIT MP67 C MP9 TU MP71 C MP75 C MP126 RF MP1 RF MAIN UNIT Bottom view DSP UNIT MP15 C MP2 DSP MP251 RF MP1603 RF MP1 DSP MP35 C MP791 M MP200 M MP212 RF MP211 RF MP181 RF J401 RF MP281 RF MP282 R...

Page 59: ...0055980 Shield sponge F 1 MP121 8510005980 724 shield case 1 MP122 8510005990 724 shield case cover 1 MP123 8510000180 117 shield plate 1 MP124 8930014140 Earth spring D 1 MP125 8930054520 Shield sponge E 1 MP126 8930055980 Shield sponge F 1 MP181 8510005980 724 sheild case 1 MP211 8510005150 602 sheild case 1 MP212 8510005160 602 sheild case cover 1 MP213 8510002280 VCO shield plate A 1 MP214 893...

Page 60: ...ymbol K2975 Symbol K52 Symbol X33 Symbol TGR Symbol V11 Symbol U73 Symbol 14 Symbol 14 Symbol 16 Symbol 24 Symbol 24 Symbol 06 Symbol D3 Symbol 6P Symbol 8A G S D S D G G S D D G S S DIODES A1 A2 C1 C2 C A1 A2 A C A1 A2 C1 C2 A C NC A1 A2 C2 C1 A C A C C A1 A2 A C2 C1 A C2 C1 A1 A2 C1 C2 A C A1 A2 C A C A C A C A C A C A C 1SS302 1SS315 1SS319 1SS375 TL 1SS385 1SV217 1SV237 1SV263 TL 1SV265 TL 1SV...

Page 61: ...ANT TRANSMIT NR A NOTCH AF RF SQL NR NOTCH MIC GAIN RF PWR CW PITCH KEY SPEED P AMP ATT NB VOX BK IN MONITOR CALL LOCK SPCH 1 4 8 5 9 1 SECTION 9 BOARD LAYOUTS 9 1 S LOGIC BOARD TOP VIEW for free by RadioAmateur eu ...

Page 62: ... CFL NC NC CFL 1 4 to MAIN DIAL J604 5VL MUP MDN GND 1 2 21 to MAIN unit J180 22 J601 14V 8V 5VL GND 8V MIC SEND PWRK GND LFMD PAFO GND GND 5VL GND GND MICE SQL SRES LMFD PAFE SRS 1 2 to DISPLAY board J1001 21 22 J301 GND 8V LOCK SRES MDNK PB1A MSB LMFD MSA BKL 5VL 8V SPEK 8V MUPK PB1B GND LFMD RSB RSA GND 5VL 10 2 9 1 to PBT board J1 J501 5VL PB1A MCHB PB2B GND PB1A MCHA PB2A GND GND 10 2 to RIT ...

Page 63: ...to S LOGIC board J303 DS1002 9 2 DISPLAY BOARD TOP VIEW 9 3 for free by RadioAmateur eu ...

Page 64: ...EY board J1 J503 KI2 KI4 KI6 XFCK MPRK RXD SPLD GND GND GND 5VL KI3 KI5 KI7 MPWK TXD LOCK FIND GND GND GND 1 2 21 22 to S LOGIC board J302 J1002 GND GND PB2A TRAK ANTK APFK DSHK KYSL PWRL APFL RFL GND PB2B KIOI TUNK NRK DOTK MUD RITL MIGL NRL AFL 1 8 16 9 1 4 8 5 1 4 8 5 1 4 8 5 1 4 8 5 1 25 26 50 100 76 75 51 1 30 31 50 51 80 81 100 1 100 81 31 50 30 80 51 1 4 8 5 1 4 8 5 1 4 8 5 1 30 31 50 100 8...

Page 65: ...LTER 9 4 MODE BOARD TOP VIEW ELEC KEY PHONES 1 9 to S LOGIC board J507 2 10 J3 PAFE PAFE PHNL DOT GND PAFO GND DASH GND GND 9 5 PHONE BOARD TOP VIEW 10 2 to S LOGIC board J502 9 1 J1 RUP RDN GND GND 5VL 5VL GND GND GND GND RIT 9 6 RIT BOARD M CH TWIN PBT 10 9 2 to S LOGIC board J501 1 J1 GND GND PB2A MCHA PB1A GND PB2B MCHB PB1B 5VL 9 7 PBT BOARD for free by RadioAmateur eu ...

Page 66: ... VIEW TEN KEY BOARD 1 21 to DISPLAY board J505 2 22 J1 MNUK F2K F4K SSBK AFMK GND GND GND GND GND GND F1K F3K F5K CWRK FILK GND GND GND GND GND GND BOTTOM VIEW MODE BOARD BOTTOM VIEW PHONE BOARD 1 to S LOGIC board J508 9 2 10 J2 NC PAFO GND SQLS M8V NC MMICE MSEND MUD MIC 1 7 6 8 2 3 4 5 J1 9 8 MIC BOARD 9 6 for free by RadioAmateur eu ...

Page 67: ...ND DWBY DDTW GND DDTR DSTR GND NSQL RTDT DCBY NC GND DSST GND 4 to CHASSIS J1 1 J761 EGND E14V EST EKY 21 1 22 2 to RF unit J1001 J160 CON2 PDAT PST4 PST2 LDRS UNLC GND 5V 8V GND 14V PCK PST5 PST3 PST1 GND GND 5V GND 8V 14V FCNT 2 8 1 to optional unit UT 102 7 J1920 SSTB MCK_UT SPCE SPCH MDAT_UT SBSY 5VL GND 21 1 22 2 to DSP unit J901 J1001 GND GND DRAF GND MONI GND 8V GND GND GND DRIF DTIF GND GN...

Page 68: ...9 8 1 4 8 5 1 7 14 8 1 4 8 5 1 7 14 8 1 4 8 5 18 5 1 4 4 5 8 1 5 10 6 1 5 10 6 1 4 8 5 5 8 4 1 1 7 14 8 8 5 1 4 5 8 4 1 1 7 14 8 BOTTOM VIEW MAIN UNIT for free by RadioAmateur eu ...

Page 69: ...1 8 16 9 1 10 20 11 1 7 14 8 1 4 8 5 1 36 108 73 72 37 109 144 1 4 8 5 1 14 28 15 1 3 6 4 1 3 6 4 9 10 DSP UNIT TOP VIEW 9 9 for free by RadioAmateur eu ...

Page 70: ...DTR GND DDTW DWBY GND NC 30 2 to MAIN unit J1000 29 1 J902 DRES KEYIN GND1 OUT7 OUT5 OUT3 OUT1 GND1 OBSY RQO GND1 CK RQI GND1 GND1 GND1 UNLK GND1 OUT8 OUT6 OUT4 OUT2 GND1 STBO DO GND1 DI IBSY GND1 192K 1 10 20 11 1 10 20 11 1 8 16 9 1 10 20 11 1 7 14 8 1 7 14 8 1 4 8 5 1 4 8 5 1 4 8 5 1 4 8 5 1 20 40 21 2 22 1 21 MAIN unit J1001 DRIF GND GND GND 8V GND MONI GND DRAF GND GND GND GND DTAF GND 8V GND...

Page 71: ...C GND 5V 8V GND 14V PCK PST5 PST3 PST1 GND GND 5V GND 8V 14V FCNT CAL KEY 1 2 to MAIN unit J400 J1601 3LO GND to MAIN unit J250 2IF P261 from CTRL unit J2 HRX P2 from PA unit J1 YGR P1 from PA unit J601 VRX P601 8 1 9 16 1 9 16 10 1 4 5 8 1 4 5 8 1 8 16 9 33 23 1 11 12 22 44 34 1 8 16 9 1 4 8 5 1 8 16 9 1 100 76 26 50 25 75 51 W254 9 11 RF UNIT TOP VIEW 9 11 for free by RadioAmateur eu ...

Page 72: ...9 12 1 9 18 10 BOTTOM VIEW RF UNIT for free by RadioAmateur eu ...

Page 73: ... 2 1 to MAIN unit J741 J13 SSP 2 1 to CHASSIS SP1 J14 PAFE SSP 1 21 to TUNER unit J5 2 22 J8 GND 35M 10M 18M VHF GND 14V CO2 NVHF CI2 GND GND 7M 14M 24M GND 14V CO3 CO1 CI3 CI1 GND to RF unit J1 HRX P2 from TUNER unit J3 TUIN P3 from TUNER unit J4 TUOT P4 from PA unit J502 CTIN P501 1 4 8 5 1 4 8 5 1 7 14 8 1 7 14 8 1 4 8 5 1 8 16 9 1 4 8 5 1 16 48 49 64 32 17 33 9 12 CTRL UNIT TOP VIEW 9 13 for f...

Page 74: ... BOTTOM VIEW CTRL UNIT 9 14 for free by RadioAmateur eu ...

Page 75: ... CTRL unit J8 1 J5 GND 35M 10M 18M VHF GND 14V CO2 NVHF CI2 GND GND 7M 14M 24M GND 14V CO3 CO1 CI3 CI1 GND to CTRL unit J3 TUIN P3 to CTRL unit J4 TUOT P4 9 13 TUNER UNIT TOP VIEW 9 15 for free by RadioAmateur eu ...

Page 76: ... BOTTOM VIEW TUNER UNIT 9 16 for free by RadioAmateur eu ...

Page 77: ...1 4 to DRV board J24 DRO2 DRO2 GND GND 1 4 to DRV board J23 GND GND DRI2 DRI2 3 1 to VARISTOR C board J201 V B2 GND V B1 1 3 to VARISTOR D board J202 V B2 GND V T2 1 3 to VARISTOR A board J101 V A1 GND V A2 3 1 to VARISTOR B board J102 V T1 GND V A2 to RF unit J151 YGR P1 to FILTER unit EP5 H14V W12 to FILTER unit EP4 GND W13 P501 CTIN to CTRL unit J1 VRX to RF unit J121 P601 1 8 16 9 1 9 18 10 9 ...

Page 78: ...9 18 BOTTOM VIEW PA UNIT for free by RadioAmateur eu ...

Page 79: ...DRI2 GND GND DRO1 DRO1 DRO2 DRO2 GND GND to PA unit J22 to PA unit J24 to PA unit J21 to PA unit J23 9 17 VARISTOR A BOARD TOP VIEW V A2 GND V A1 to PA unit J101 9 19 VARISTOR C BOARD TOP VIEW V A2 GND V T1 to PA unit J102 9 18 VARISTOR B BOARD TOP VIEW V B2 GND V B1 to PA unit J201 9 20 VARISTOR D BOARD TOP VIEW V B2 GND V T2 to PA unit J202 for free by RadioAmateur eu ...

Page 80: ...9 20 BOTTOM VIEW VARSTOR A BOARD BOTTOM VIEW VARSTOR C BOARD BOTTOM VIEW VARSTOR B BOARD BOTTOM VIEW VARSTOR D BOARD BOTTOM VIEW FILTER UNIT BOTTOM VIEW DRV BOARD for free by RadioAmateur eu ...

Page 81: ...ALC UNSB 8V AMP ALCL IC300 NJM2058M AMP ALC AMP PWR CTRL DELAY CTRL D300 D301 MA8030 LEVEL CONV Q450 2SC4081 Q452 2SD1619 T8 REG RXS 8V 14V R8V Q451 2SC4081 Q453 2SD1618 IC1006 SED1522FOC Q301 2SC4081 Q302 2SB1202 Q303 2SC3647 Q304 2SC3647 X1001 CR 567 IC1001 HD6433833SD85H IC1002 BU4051BCF BKL KI2 KI3 KI4 KI5 KI6 R8 REG Q801 2SB1201 Q802 2SC4116 D801 MA8068 FAN CTRL LCD DRIVE DS1001 DLC 7997S2GT ...

Page 82: ...08 D1201 MA338 SW Q1402 DTA114EE SW Q1051 2SC4081 IC1051 TA78L05F IC1801 MC145170 PDAT PST2 PCK ULP Q1302 2SC4081 Q1102 2SC4081 Q1301 2SK210 D1301 MA357 Q2002 Q2004 DTC114EE IC1101 SC 1246A PAFS DBLS MKRS DIVOUT FANH FANM FANL RIPPLE FIL LOOP FIL 5 REG ATT PLL V2S Q1222 2SC4213 SW V3S Q1242 2SC4213 SW V4S Q1262 2SC4213 SW Q1561 UMD3N SW Q1003 UMD3N LEVEL CONV x2 AMP LPF LPF BPF Q1221 2SK508 D1221 ...

Page 83: ...MUD SQLS MSEND GND MMICE PAFO MIC M8V MUD SQLS MSEND GND MMICE PAFO NC NC NC NC MPWK XFCK MPRK TXD RXD LOCD SPLD FIND GND GND GND GND GND GND KI7 KI6 KI5 KI4 KI3 KI2 5VL LDV FILK AFMK GND GND GND GND GND GND GND GND GND GND GND GND CWRK SSBK F5K F4K F3K F2K F1K MNUK FILK AFMK GND GND GND GND GND GND GND GND GND GND GND GND CWRK SSBK F5K F4K F3K F2K F1K MNUK MPWK XFCK MPRK TXD RXD LOCD SPLD FIND GN...

Page 84: ...33p C3 1M R1 L51 2 2µ L1 2 2µ EP2 C1 0 0047 C51 0 0047 IC101 SN74HCT244APW 1 ENA 2 A1 3 YB4 4 A2 5 YB3 6 A3 7 YB2 8 A4 9 YB1 10 GND 11 B1 12 YA4 13 B2 14 YA3 15 B3 16 YA2 17 B4 18 YA1 19 ENB 20 VCC SN74AHC74PW IC3 1 CLK 2 D 3 CK 4 PR 5 Q 6 Q SN74AHC74PW IC3 13 CLK 12 D 11 CK 10 PR 9 Q 8 Q SN74AHC74PW IC4 1 CLK 2 D 3 CK 4 PR 5 Q 6 Q SN74AHC74PW IC4 13 CLK 12 D 11 CK 10 PR 9 Q 8 Q SN74AHC74PW IC3 V ...

Page 85: ...7 SEG48 SEG49 SEG50 SEG51 SEG52 SEG53 SEG54 SEG55 SEG56 SEG57 SEG58 SEG59 SEG60 SEG61 SEG62 SEG63 SEG64 SEG65 SEG66 SEG67 SEG68 SEG69 SEG70 SEG71 SEG72 SEG73 SEG74 SEG75 SEG76 SEG77 SEG78 SEG79 SEG80 SEG81 SEG82 SEG83 SEG84 SEG85 SEG86 SEG87 SEG88 SEG89 SEG90 SEG91 SEG92 SEG93 SEG94 SEG95 SEG96 SEG97 SEG98 SEG99 SEG100 SEG101 SEG102 SEG103 SEG104 SEG105 SEG106 SEG107 SEG108 SEG109 1 2 3 4 5 6 7 8 ...

Page 86: ... IN OUT GND VCC VC VCAIN NC 5 3 VCC2 6 2 7 8 9 4 1 10 1k R1184 2 2 C1184 10 C804 1k R1162 0 47 C1182 1k R1183 0 47 C1183 1k R1182 0 47 C1181 2 2k R1181 15k R1180 0 47 C1180 10 C1160 470 C193 100 R1161 10 C1161 1 C1140 2 2k R1140 DOUT 4 3 2 1 8 7 6 5 TC4W53F IC1160 W1120 RV 145 R1469 CP1461 14V 8V 5V 5V 8V CP1460 2 2k R1468 DRIF BA15532F IC1460 7 6 5 16084BH NTCCM R1466 2 2k R1467 BA15532F IC1460 C...

Page 87: ...0 1 C1502 0 1 C1501 0 1 C1500 _SKYS R1501 220 BSTB R1500 220 ASTB 10k R1581 22k R1580 8 7 6 5 4 3 2 1 A0 A1 A2 VSS VCC WP SCL SDA HN58X24128FPI IC1580 _TXS _RXS _DTCS ESTA TCON EKEY _MODS 0 047 C1907 1M R1901 R1909 1k _BEEP BEEP _BEEP _AVXL _VOXL _FMTL _ASO2 _ASO1 _ASO0 _AVXL _VOXL _FMTL 0 0047 C1902 0 0047 C1901 0 0047 C1900 22k R1911 22k R1908 R1904 1k R1903 1k R1902 1k AVXL VOXL FMTL RB706F 40 ...

Page 88: ... 39p C582 22p C581 82p C583 4p C585 10p C586 22p LA 550 L529 LA 548 L530 LA 547 L531 d C542 0 0047 C547 0 0047 C401 47p CP212 TB1 160 RL501 C544 0 0047 AG201344 RL514 1 3 4 5 C588 0 0047 TB1 160 RL503 C550 0 0047 100µ L517 10µ L524 TB1 160 RL506 10µ L521 TB1 160 RL509 C549 0 0047 C548 0 0047 TB1 160 RL512 TB1 160 RL507 C552 0 0047 C553 0 0047 TB1 160 RL508 10µ L523 TB1 160 RL511 C546 0 0047 TB1 16...

Page 89: ...RC TUOT TUIN THRU J2 HRX to CHASSIS AN3 AN2 AN3 P00 P01 P02 P03 P04 P05 P06 P07 CI1 CI2 CI3 CO1 CO2 CO3 7M 4M 10M 14M 18M 24M VHF NVHF THRU J7 J8 J11 J10 J14 SSP PAFE MP9 J3 J4 AN1 AN0 P2 to RF unit J1 PW T14V PX PY PZ AW T14V AX AY AZ MF1 MP28GA MF2 MP28GA J5 GND GND 35M 7M 10M 14M 18M 24M VHF GND GND 14V 14V CO3 CO2 CO1 NVHF CI3 CI2 CI1 GND GND J3 P3 J4 P4 RL10 NY 12W K IE RL11 NY 12W K IE C5 0 ...

Page 90: ... R164 4 7 to PA unit P1 J1 J151 D121 1SS302 D122 1SS302 R2 56 R1 390 C1 0 1 C15 0 001 R3 10 EP4 C2 0 1 R4 470 L1 220µH C3 0 1 R5 EP5 4 7k Q1 DTC114EE Q163 DTC114EE Q161 DTA114EE Q162 DTC114EE Q2 DTC114EE R6 470 C4 0 1 L2 220µH L3 5 6µH C5 0 0027 C7 0 0015 C6 0 0068 L4 4 7µH R12 C17 0 1 82 R11 100 C11 0 1 D11 MA77 R15 470 L14 220µH R13 100 L11 4 7µH L12 6 8µH C13 390p C12 0 0033 C14 0 0033 L42 2 7µ...

Page 91: ... Phone 425 454 7619 Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 604 952 4266 Fax 604 952 0090 URL http www icomcanada com A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 03 9387 0666 Fax 03 9387 0022 URL http www icom net au 146A Harris Road East Tamaki Auckland New Zealand Phone 09 274 4062 Fax 09 274 4708 URL http www icom co nz 6F No 68 ...

Page 92: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13811HZ C2 2002 Icom Inc ...

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