Icom IC-7400 Service Manual

6 - 7
M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)
[RF UNIT]
REF ORDER
DESCRIPTION
NO. NO.
D124 1790000620 S.DIO MA77(TX)
D136 1790000620 S.DIO MA77(TX)
D137 1790000620 S.DIO MA77(TX)
D151 1750000441 S.DIO 1SV263-TL-E
D152 1790001261 S.DIO MA2S077G0L
D153 1790001261 S.DIO MA2S077G0L
D154 1790001261 S.DIO MA2S077G0L
D161 1790000620 S.DIO MA77(TX)
D162 1790000620 S.DIO MA77(TX)
D163 1790000620 S.DIO MA77(TX)
D164 1750000520 S.DIO DAN222TL
D165 1750000520 S.DIO DAN222TL
D171 1790000620 S.DIO MA77(TX)
D172 1790000620 S.DIO MA77(TX)
D181 1790000620 S.DIO MA77(TX)
D182 1790000620 S.DIO MA77(TX)
D183 1790000620 S.DIO MA77(TX)
D184 1790000620 S.DIO MA77(TX)
D211 1790000620 S.DIO MA77(TX)
D251 1790000620 S.DIO MA77(TX)
D252 1790000620 S.DIO MA77(TX)
D253 1790000620 S.DIO MA77(TX)
D254 1790000620 S.DIO MA77(TX)
D255 1790000620 S.DIO MA77(TX)
D256 1790000620 S.DIO MA77(TX)
D261 1750000431 S.DIO HSB88WSTR-E
D271 1750000431 S.DIO HSB88WSTR-E
D272 1750000531 S.DIO 1SV271(TPH3,F)
D281 1790000620 S.DIO MA77(TX)
D301 1790000620 S.DIO MA77(TX)
D302 1790000620 S.DIO MA77(TX)
D303 1790000620 S.DIO MA77(TX)
D304 1790000620 S.DIO MA77(TX)
D305 1790000620 S.DIO MA77(TX)
D306 1790000620 S.DIO MA77(TX)
D307 1750000520 S.DIO DAN222TL
D308 1790000620 S.DIO MA77(TX)
D501 1720000681 S.VAR 1SV262(TPH2,F)
D502 1720000681 S.VAR 1SV262(TPH2,F)
D503 1720000681 S.VAR 1SV262(TPH2,F)
D504 1720000681 S.VAR 1SV262(TPH2,F)
D541 1790000620 S.DIO MA77(TX)
D542 1750000741 S.VAR 1SV314(TPH3,F)
D543 1790000620 S.DIO MA77(TX)
D544 1750000741 S.VAR 1SV314(TPH3,F)
D545 1790000620 S.DIO MA77(TX)
D546 1750000741 S.VAR 1SV314(TPH3,F)
D547 1790000620 S.DIO MA77(TX)
D548 1750000741 S.VAR 1SV314(TPH3,F)
D1003 1750000520 S.DIO DAN222TL
D1004 1750000520 S.DIO DAN222TL
D1201 1790000540 S.VAR MA338(TX)
D1221 1790000540 S.VAR MA338(TX)
D1241 1720000831 S.VAR KV1770STL-G
D1261 1720000831 S.VAR KV1770STL-G
D1301 1720000590 S.VAR MA357(TX)
D1302 1790000491 S.DIO HSM88ASTR-E
D1303 1790000491 S.DIO HSM88ASTR-E
D1401 1750000231 S.DIO 1SS315(TPH3,F)
D1402 1790000620 S.DIO MA77(TX)
D1403 1750000231 S.DIO 1SS315(TPH3,F)
D1502 1750000211 S.DIO 1SV237(TE85R,F)
D1503 1790000620 S.DIO MA77(TX)
D1504 1750000211 S.DIO 1SV237(TE85R,F)
D1505 1750000520 S.DIO DAN222TL
D1801 1790000620 S.DIO MA77(TX)
D1901 1720000590 S.VAR MA357(TX)
FI231 2010002470 XTA 64M15B1 64.45500 MHz (FL-315)
FI1101 2020001690 S.CER SFECY10M8TF00-R0 (CFEC10.8MD11)
X1901 6050007351 XTA CR-337A HC-49/U 32.000 MHz
L1 6200003241 S.COI NLV32T-221J
L2 6200003241 S.COI NLV32T-221J
L3 6180000860 COI LAL 03NA 5R6K
L4 6180000850 COI LAL 03NA 4R7K
L5 6200009690 S.COI LQH43CN101K03L
L6 6200009690 S.COI LQH43CN101K03L
L11 6180000680 COI LAL 02NA 4R7K
L12 6180001900 COI LAL 02NA 6R8K
L14 6200003241 S.COI NLV32T-221J
L21 6180001860 COI LAL 02NA 3R9K
L22 6180001300 COI LAL 02NA 100K
L23 6180001860 COI LAL 02NA 3R9K
L31 6180002380 COI LAL 02NA 2R2K
L32 6180001940 COI LAL 02NA 3R3K
L33 6180002380 COI LAL 02NA 2R2K
L41 6180002300 COI LAL 02NA 1R2K
L42 6180003270 COI LAL 02NA 2R7K
L43 6180002300 COI LAL 02NA 1R2K
L51 6180002190 COI LAL 02NA R47K
L52 6180002380 COI LAL 02NA 2R2K
L53 6180002190 COI LAL 02NA R47K
L61 6180002520 COI LAL 02NA R27K
L62 6180002380 COI LAL 02NA 2R2K
L63 6180002520 COI LAL 02NA R27K
L71 6180000670 COI LAL 02NA R22K
L72 6180002791 COI EL0606SKI-1R2J-PF
L73 6180000670 COI LAL 02NA R22K
S.=Surface mount
[RF UNIT]
REF ORDER
DESCRIPTION
NO. NO.
L81 6200001471 S.COI NLV32T-R12J
L82 6180002781 COI EL0606SKI-1R0J-PF
L83 6200001471 S.COI NLV32T-R12J
L91 6200001831 S.COI NLV32T-100J
L92 6200008410 S.COI LQH31HNR21J03L
L93 6200008100 S.COI LQH31HNR14J03L
L94 6200008100 S.COI LQH31HNR14J03L
L95 6200008100 S.COI LQH31HNR14J03L
L96 6200008100 S.COI LQH31HNR14J03L
L101 6200003011 S.COI NLV32T-R27J
L102 6200003001 S.COI NLV32T-R22J
L103 6200003011 S.COI NLV32T-R27J
L112 6200003421 S.COI NLV32T-R15J
L113 6200003421 S.COI NLV32T-R15J
L114 6200003421 S.COI NLV32T-R15J
L115 6200003331 S.COI NLV32T-1R0J
L121 6200003440 S.COI ELJNC 39NK-F
L122 6200004741 S.COI NLV25T-1R2J
L128 6200002150 S.COI ELJNC 56NK-F
L129 6200004741 S.COI NLV25T-1R2J
L151 6200003241 S.COI NLV32T-221J
L152 6200001711 S.COI NLV32T-220J
L160 6200009351 S.COI ELJRE R22GFA
L171 6200003241 S.COI NLV32T-221J
L172 6200003261 S.COI NLV32T-101J
L180 6200001981 S.COI NLV25T-1R0J
L181 6140003530 COI LR-395
L182 6180000850 COI LAL 03NA 4R7K
L183 6180000850 COI LAL 03NA 4R7K
L184 6140003690 COI LR-408A
L191 6200003261 S.COI NLV32T-101J
L192 6200003261 S.COI NLV32T-101J
L210 6200012460 S.COI 0.30-1.7-8TL 54N <COMO>
L211 6200013000 S.COI 0.25-1.9-13TL 135N <COMO>
L212 6200013000 S.COI 0.25-1.9-13TL 135N <COMO>
L213 6140003530 COI LR-395
L214 6200003431 S.COI NLV32T-R10J
L215 6150005160 COI LS-544
L216 6200003331 S.COI NLV32T-1R0J
L217 6200001981 S.COI NLV25T-1R0J
L231 6200005011 S.COI NLV25T-100J
L232 6200010080 S.COI LQH31HNR50J03L
L233 6200001981 S.COI NLV25T-1R0J
L241 6150004280 COI LS-484B (C-14927)
L242 6150004280 COI LS-484B (C-14927)
L251 6150005110 COI LS-540
L252 6150004270 COI LS-483A (C-14924)
L253 6150005110 COI LS-540
L261 6140002810 S.COI LR-317
L262 6140003530 COI LR-395
L263 6200003041 S.COI NLV32T-R68J
L271 6200005190 S.COI MLF1608D R56K-T
L272 6150000991 COI LS-424
L285 6200004021 S.COI NLV32T-039J
L286 6180002981 S.COI NLV32T-056J
L288 6200003421 S.COI NLV32T-R15J
L289 6140003210 S.COI LR-358
L290 6140003210 S.COI LR-358
L301 6200003001 S.COI NLV32T-R22J
L302 6200003021 S.COI NLV32T-R33J
L303 6200003331 S.COI NLV32T-1R0J
L304 6200001760 S.COI ELJNC 22NK-F
L305 6200002581 S.COI NLV25T-033J
L306 6200001770 S.COI ELJNC 47NK-F
L307 6200002421 S.COI NLV25T-068J
L308 6200001981 S.COI NLV25T-1R0J
L311 6200001981 S.COI NLV25T-1R0J
L401 6200003261 S.COI NLV32T-101J
L501 6200007230 S.COI LQW2BHN15NJ03L
L502 6200012990 S.COI 0.25-1.9-9TL 84.0N <COMO>
L503 6200001981 S.COI NLV25T-1R0J
L504 6200013080 S.COI 0.25-1.9-10TL 97.0N <COMO>
L505 6200013080 S.COI 0.25-1.9-10TL 97.0N <COMO>
L506 6200012990 S.COI 0.25-1.9-9TL 84.0N <COMO>
L507 6200007700 S.COI LQW2BHN22NJ03L
L510 6200003281 S.COI NLV25T-2R2J
L1051 6200001831 S.COI NLV32T-100J
L1101 6200001831 S.COI NLV32T-100J
L1201 6200008911 S.COI 1812CS-122XJLC
L1202 6190001441 COI #E526GN-110504
L1203 6200008911 S.COI 1812CS-122XJLC
L1204 6200005011 S.COI NLV25T-100J
L1221 6200008911 S.COI 1812CS-122XJLC
L1222 6190001421 COI #E526GN-110502
L1223 6200008911 S.COI 1812CS-122XJLC
L1224 6200005011 S.COI NLV25T-100J
L1241 6200008911 S.COI 1812CS-122XJLC
L1242 6190001411 COI #E526GN-110501
L1243 6200008911 S.COI 1812CS-122XJLC
L1244 6200005011 S.COI NLV25T-100J
L1261 6200008911 S.COI 1812CS-122XJLC
L1262 6190001411 COI #E526GN-110501
L1263 6200008911 S.COI 1812CS-122XJLC
L1264 6200005011 S.COI NLV25T-100J
L1281 6200001831 S.COI NLV32T-100J
L1291 6200004590 S.COI MLF1608D R18K-T
L1301 6130002970 COI LB-343
L1302 6200001831 S.COI NLV32T-100J
L1401 6200002961 S.COI NLV32T-4R7J
L1402 6140002810 S.COI LR-317
L1403 6200003041 S.COI NLV32T-R68J
L1406 6200003041 S.COI NLV32T-R68J
L1408 6200003261 S.COI NLV32T-101J
L1410 6200003440 S.COI ELJNC 39NK-F

Icom IC-7400 Specifications

General

Frequency Range TX	1.8-54 MHz
Frequency Range RX	0.03-60 MHz
Modes	SSB, CW, RTTY, AM, FM
Output Power	100W (HF/50MHz), 50W (144MHz)
Receiver Type	Triple conversion superheterodyne
Antenna Connector	SO-239
IF Rejection	More than 70 dB
Supply Voltage	13.8 V DC ±15%
Current Drain RX	1.5 A
Image Rejection	More than 70 dB
Audio Output Power	2 W
Current Drain TX	20 A
Sensitivity	0.13 μV (SSB/CW)
Selectivity	SSB: 2.4 kHz