Icom ID-51A Service Manual - Page 54

• LOGIC UNIT (3/3) 3VS AR3 BR3 ADET BDET AADIN AAF BAF DTMF CTCOUT ATONE BTONE ACTCIN BCTCIN DAFS D_AS FMMUTE BAM AR3C BR3C BAFMUTE MMUTE PLAY INTMIC VOX EXTPTT EXTMIC 3VS AR3 BR3 ADET BDET AADIN AAF BAF DTMF CTCOUT ATONE BTONE ACTCIN BCTCIN DAFS D_AS FMMUTE BAM AR3C BR3C BAFMUTE MMUTE PLAY INTMIC VOX EXTPTT EXTMIC D_AS ATONE ADET AAF FMMUTE R304 TX A DV:3.28V Other:0V C340 10k R339 0.33 R336 33k R320 3.3k C317 0.01 A FM:3.28V Other:0V C337 0.0018 C334 560P 10k C316 0.0015 0.001 C302 C308 0.001 R310 47 0.001 C312 C304 1 C305 0.1 R308 10k Q300 LDTC144EE Q302 LDTC14C43E1E1 0.039 R314 10k R312 R305 R307 10kIC300 1 14 47k 150k 2 3 13 12 4 11 C315 5 10 6 9 1 7 8 LMV324IPW C306 0.0039 C313 0.0068 R316 27k R313 22k R311 22k C307 0.0015 Q301 C310 0.0082 C309 0.001 LDTC114EE R306 220k R319 10k R309 1.8M R303 27k R300 12k R315 470k C314 0.0018 100k R317 3VS R318 1k AADIN C300 0.0047 AAFFILIN BEEP BEEP VCOMO1 C303 C301 0.001 1 R333 1M C331 0.0068 ADET C332 0.1 R330 68k R331 68k C330 0.022 R332 68k R334 3.9k C335 0.01 R338 33k R341 220k Q330 4 C338 10 3 5 2 R340 6 DMG5040101100k330 R337 R33510k R342 1.8k AR3 A:3.23V ACTCIN C333 0.0022 C336 0.033 R343 100k REFMOD VCOMOD REFMOD VCOMOD BDET BAM R353 12k R354 27k C353 0.1 R356 100k 100k R350 100k R357 BDET C352 0.0015 C350 C351 0.039 0.0047 R355 1.8M 0.0039 C354 B AM:0V Other:3.28V R382 10k R383 100k C378 0.0033 C379 330P C355 0.001 IC350 1 8 2 7 3 6 4 5 Q350 LMV358IPW R358 R359 22k 22k C356 0.0082 LDTC114EE C400 0.01 C366 0.001 C358 0.1 R146 R361 0 C357 0.0068 27k 3.3k R360 C360 0.0015 C367 1 IC351 1 5 2 3 4 TC7S66FU 3VS 3VS BAF BAFMUTE BREC R380 1.8k B:3.24V BTONE BR3 R374 3.9k C374 0.01 R377 33k R379 220k AUSTB CK DATA AUDI MCLK SC_CLK SC_LR SC_SDI SC_SDO AURES AUSTB CK DATA AUDI MCLK SC_CLK SC_LR SC_SDI SC_SDO AURES 3VS AR3C 3VS BR3C R401 100k R402 100k R373 1M C371 0.0068 C372 0.1 R370 68k Q360 1 5 2 3 4 DMA561050 R371 68k A:3.23V C370 0.022 R372 68k B:3.24V C373 0.0022 C375 0.033 Q370 4 C376 10 3 5 2 R378 6 1 330 DMG504010100k R376 R37510k C377 0.0022 R381 100k BCTCIN R390 100k C390 0.039 C391 0.001 C392 0.001 R391 100k ADET DAFS DAFO 3VS FMMUTE D_AS C394 0.001 REFMOD VCOMOD LDTC144EE Q390 C393 0.001 47k C113 390P R125 1k C124 0.015 R126 150k R392 100 IC390 1 14 I/O1 VDD 2 13 O/I1 CONT1 3 12 O/I2 CONT4 4 11 I/O2 I/O4 5 10 CONT2 O/I4 6 9 CONT3 O/I3 7 8 VSS I/O3 TC74VHC4066AFK C395 0.001 DMOD 220P C144 100k R412 C143 220P L4 3.9N MMZ1005S601CT EP13 AUSTB CK DATA AUDI MCLK R128 SC_CLK 100 SC_LR SC_SDI SC_SDO AURES 43 MODE 44 CSN 45 SCLK/SCL 46 SDATAI/SDA 47 SDATAO 48 DVDD 49 DVSS 50 MCLK 51 BCLK 52 LRCLK 53 SDI 54 SDO 55 TEST 56 NRST 57 DACGND DAC4 DAC3 DAC2 DAC1 DACVDD VCON DAC5 VCOMOD MODO MODI TXDACO AVDD1 BGR 42 41 40 39 38 37 36 35 34 33 32 31 30 29 R127 C118 47P DMO C117 0.1 R144 100k C132 0.1 FMPTX R145 5.6k C121 1 C125 0.1 C126 0.001 IC25 SC-1445 3VS C156 C1157 C1158 1 VCOMI VCOMO1 VCOMO2 GND1 RXDACO AFI2 AFI1 AFVO AF2I AF2O RXADCI VOXO SQLI VOXI 28 27 VCOMO1 26 25 24 C155 23 2.2 22 21 20 19 18 C182 1 17 C180 16 1 15 R159 1.5k R152 1k R141 22k C178 R142 680P 12k R393 3.9k R143 10k VCOMO1 VCOMO2 DAFO C359 BREC 1 C142 0.0027 C128 0.001 C127 0.1 C114 0.001 C115 0.1 10k R394 OP1INP OP1INN OP1O OP2IN AVDD2 OP2O TXADCI ALCO ALCD ALCI MICO GND2 MICI SQLO R413 100k VCOMO2 R131 220k 3VS MICAMPO C160 C161 0.033 0.0047 R130 15k CTCOUT C103 0.1 R113 680 C163 0.039 R132 180 R119 10k C107 0.1 C165 68P R133 82k C151 R134 680k C159 R138 10 82k 0.0018 R135 39k R136 68k R137 2.2k R186 10k C174 0.0018 C154 0.033 R109 330k R139 39k R112 4.7k R118 1M C109 1 R122 560k MICAMPO C152 390P C200 1k 1 0.01 C177 C162 R174 R418 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R185 1 10k C173 47k R190 2.2k C196 R198 C190 1 220 R191 C188 0.018 0 0.1 1 IC16 1 2 3 4 COM INH VEE GND VCC CH0 CH1 A 8 7 6 5 TC7W53FK R205 15k R197 15k C184 1 D180 L1SS400 L1SS400150k VOX D181 R184 R181 1M C176 0.1 R227 C201 C202 1 R237 0 VC040205X150 TX:2.44V RX:3.30V EM6022P MC1 C203 0.001 R239 2.2k D31 22k R242 1 TX:0V RX:3.30V 3.3k R228 2.2k R232 10k Q20 2SA1832 C206 22 470 R241 LDTC144TE Q21 R124 47k 220k R234 0.047 C204 EXTPTT 3VS INTMIC EXTMIC PLAY FMPTX 3VS C171 0.001 MICAMPO MMUTE VCOMO2 MICAMPO CTCOUT BEEP DTMF R111 47k C105 0.0033 C361 4P C362 4P C363 0.001 C364 0.001 C365 4P BR3 AR3 *: Refer to the PARTS LIST for the value and name of component. 11-3