Sony STR-DB1070 Service Manual - Page 26

STR-DB870/DB1070 5-13. PRINTED WIRING BOARD - MAIN Board - • See page 14 for Circuit Boards Location. • Semiconductor Location Ref. No. Location A D301 C-10 D801 F-11 D802 E-3 D803 E-3 D809 D-11 D810 F-11 D811 D-11 D813 D-4 B D814 E-9 D815 G-12 D816 F-9 IC101 C-4 IC102 D-7 IC103 C-10 IC104 C-6 C IC105 D-9 IC401 G-5 IC402 F-5 IC403 I-7 IC501 G-4 IC502 F-4 IC503 I-4 IC601 G-7 D IC602 F-7 IC603 I-11 IC701 G-8 IC702 F-8 IC801 E-13 IC802 E-12 IC804 G-3 IC805 H-3 E Q301 C-10 Q401 D-3 Q402 J-8 Q403 J-9 Q451 C-2 Q452 J-6 Q453 J-7 F Q501 C-2 Q502 J-3 Q503 J-4 Q551 D-3 Q552 J-4 Q553 J-5 Q601 B-2 Q602 J-10 G Q603 J-11 Q651 D-2 Q652 J-12 Q653 J-12 Q701 C-2 Q806 H-12 Q807 C-11 Q808 F-11 H Q809 D-11 Q810 H-2 Q811 H-3 Q812 H-3 Q813 C-2 Q815 D-5 Q823 E-8 Q824 F-12 I Q825 F-9 Q826 F-11 J 1 2 3 4 5 6 7 8 9 10 11 12 13 RY805 -1 -2 (Page 21) D DIGITAL BOARD CN1103 (Page 24) L VIDEO AU BOARD CN201 (Page 21) G DIGITAL BOARD CN1109 (Page 21) F DIGITAL BOARD CN1102 MAIN BOARD FRONT R L J305 MULTI CH IN (DB870) MULTI CH IN 2 (DB1070) SURROUND R L SUB WOOFER CENTER (DB1070) FRONT R L MULTI CH IN 1 J304 SURROUND R L SURROUND BACK CENTER J307 SUB WOOFER PHONO IN R L J301 CD/SACD IN R L J302 MD/TAPE (DB870) MD/DAT (DB1070) OUT R L IN R L OUT R L TAPE J303 IN R L (DB1070) 2ND ROOM OUT R L TM501 SPEAKERS IMPEDANCE USE 4-16Ω SURROUND R L CENTER + - - + + - SURROUND BACK - + AEP, UK, US, E, CH CND AEP, UK, E, CH US, CND C557 C507 C607 C657 JW131 R129 JW132 R128 C137 R179 R178 C158 C109 C108 R115 R175 C159 R165 R151 C177 R154 R152 R601 R501 R701 R833 R451 R102 C102 C101 R101 C107 R104 C104 R103 C103 R106 C106 C105 R105 R127 R126 C136 R177 R176 R125 R156 R155 R157 R153 (DB1070) Q601 E Q501 (DB1070) E Q701 E Q451 JW222 JW223 JW224 JW225 JW226 JW221 C133 R135 E Q813 E JW227 JW228 JW220 JW219 JW218 R826 CN807 1 2 JW229 JW230 JW231 Q401 E Q551 E JW234 JW233 JW232 JW236 JW235 JW801 Q651 E JW217 JW216 JW202 JW201 IC101 JW208 (DB870) D813 JW215 JW214 JW213 JW200 R166 JWH111 JWH109 C161 R168 R167 R116 C110 R118 C111 JWH108 JW199 JW198 JW197 C131 JW203 AEP, UK, JW204 E, CH C160 4 R117 5 C163 R169 C162 JW205 JW206 JW207 JW209 JW210 C132 C164 R170 R171 R172 1 8 R121 IC104 C165 C115 R122 R173 R123 JW212 JW211 C138 (DB1070) E JW171 CN101 C114 R120 C112 R119 C113 AEP, UK, E, CH JW164 C130 R114 15 JW165 JW166 IC102 14 JW170 JW174 JW173 JW172 JW169 JW163 JW162 JW168 JW167 JW161 JW160 JW159 JWH110 C128 28 1 C129 JW158 JW157 JW156 JW155 C126 JW142 JW141 JW154 JW153 JW152 JW151 JW150 JW147 JW146 JW149 JW144 JW145 JW143 JW140 R113 JW139 JW138 JW129 JW128 JW127 JW126 JWH102 R180 R181 C173 RY301 R131 -2 -1 R130 D301 R337 Q301 E R336 R315 JW122 C127 JW148 R182 R183 R132 C123 C134 IC105 JW133 1 JW137 28 JW134 JW135 JW136 14 15 C125 4 C175 C174 1 R184 JW130 R134 IC103 5 R133 8 C124 (DB1070) JWH105 JW121 JWH104 JW120 R812 R816 Q807 CP803 JW123 R814 E R818 Q809 E JW119 R820 R822 D809 D811 JWH103 JW117 JW118 GP801 RY801 RY803 JW124 JW393 JWH107 JWH106 JW116 JW399 JW395 JW398 JW113 JW397 JWH101 1 CN802 4 CN804 7 1 JW114 JW239 JW238 JW237 Q815 R831 JW802 R401 R551 JW248 JW247 JW246 20 R651 21 RY805 (DB1070) JW245 JW244 JWH112 JW243 JW242 JW241 JW240 JW187 JW177 JW178 JW175 R825 R849 RY806 1 CN803 4 3 C804 3 1 1 JW125 JW394 JW115 JW186 JW185 JW184 R832 JW191 JW190 JW189 JW188 JW180 JW179 JW400 JW275 D802 D803 (DB1070) (DB1070) R830 (DB1070) CN801 5 1 R847 Q823 R848 E R824 -1 -2 D814 -2 -1 -2 -1 JW276 IC802 C803 IC801 JW193 JW192 JW194 JW195 JW255 JW254 JW253 JW252 JW251 JW250 JW249 JW265 JW264 JW263 JW261 JW260 JW259 JW258 JW274 JW271 JW270 JWH114 JWH113 CP802 JW277 21 CN503 C801 JWH116 JW267 JW266 JW262 CN806 1 2 20 21 JW273 JW272 R855 R856 7 IC804 1 JW362 R850 7 JW363 JW360 JW358 JW357 JW344 JW343 JW268 JW269 CN808 8 2 1 CP801 14 C518 JW361 8 C819 IC502 8 C818 C502 R503 5 C817 20 R502 C501 IC501 C519 11 JW256 IC402 C812 C813 1 C552 R553 4 JW257 JW327 8 C452 R453 5 JW325 1 JW326 JW324 20 C567 R552 C467 R452 C451 1 C402 R403 JW196 4 JW323 JW322 1 C419 R402 C821 JW341 C551 10 JW347 C401 IC401 C420 11 10 IC602 JW181 JW182 IC702 8 C602 R603 JW321 5 JW320 20 C618 1 C652 R653 4 JW319 JW183 JW318 1 C667 (DB1070) C702 R703 JW317 8 5 JW316 20 C718 R602 IC601 C601 R652 C651 JW330 R702 C701 JW328 JW313 JW312 IC701 JW340 C619 11 10 C704 11 1 R846 4 R841 JW315 1 10 JW278 R852 R853 Q825 E R854 D816 -2 -1 RY807 JW302 JW303 JW304 JW307 C703 JW701 (DB870) JW301 JW306 CN805 1 21 R813 Q808 R859 E R817 D810 R860 D801 E 11 Q826 JWH119 R658 JW297 JW293 JW295 JW294 C802 E Q824 JW288 JW289 JW290 JW291 JW292 CN809 1 JW287 R851 C815 2 D815 C814 6 C809 R811 JWH115 JW296 JWH118 JWH117 JW300 JW299 JW298 R608 JW334 JW331 JW329 JW348 JW355 JW354 JW352 JW349 JW356 JW365 JW364 JW359 JW305 Q806 JW345 JW367 IC805 JW366 Q812 E JW176 R504 JW353 JW368 R404 JW346 R604 JW335 JW332 R704 JW314 (DB1070) JW309 JW308 R609 R659 C655 C810 E R809 R815 1 14 E Q810 C816 CN502 C514 R523 R864 1 C811 JW369 Q811 E C558 JW370 C520 R517 L501 R561 JW372 R560 JW371 C559 R559 C555 C554 C560 R558 JW351 C517 JW350 R508 R509 C505 C504 R510 C510 IC503 C509 R507 C564 R567 CP501 2 JW342 C568 C508 CN552 L551 C457 R511 R573 C464 R473 L451 C458 R461 JW339 JW337 JW336 C455 C459 C454 R459 R460 JW338 C460 R458 JW333 C417 R408 JWH120 R409 C409 R407 C414 C407 R423 C404 C405 R410 R417 C408 L401 C620 C410 R411 CP502 R623 L601 C605 C617 C609 R611 C608 JW310 C604 R610 C610 JW702 JW311 IC603 15 14 C654 R660 C660 JW706 (DB870) 21 JW705 C659 R607 C668 R810 C664 C658 R661 R673 L651 (DB1070) CN650 JW285 R667 JW375 JW373 CN500 1 7 R514 15 14 C556 1 2 1 CN550 R564 7 R462 1 R467 CN450 R464 15 7 14 IC403 C456 R412 1 2 1 CN400 7 C614 R617 1 CN600 7 C606 C656 JW707 1 R662 R664 7 C406 R414 R612 R614 R512 C511 JW391 Q502 BCE R513 C512 JW389 R562 JW390 Q503 BCE C506 C561 JW388 Q552 BCE R563 C562 JW386 JW387 Q553 BCE C461 JW385 Q452 BCE R463 C462 B JW383 JW384 Q453 CE C411 JW382 Q402 BCE R413 C412 JW381 Q403 BCE JW380 JW379 C611 Q602 R613 BCE C612 B JW377 JW378 C661 Q603 CE (DB1070) R663 (DB1070) JW376 B C E Q652 C662 JW374 Q653 BCE 1-618-114- JW286 JW284 R835 R808 JW282 JW281 JW280 JW279 JW112 JW111 JW110 JW109 JW283 U DC1 BOARD CN910 (Page 36) V DC2 BOARD CN902 (Page 36) T SP BOARD CN403 (Page 34) W BIAS BOARD CN810 (Page 30) I SP BOARD CN502 (Page 34) R BIAS BOARD CN651 (Page 30) 11 (11) N BIAS BOARD CN501 (Page 30) (DB1070) M BIAS BOARD CN551 (Page 30) 26 26 O BIAS BOARD CN451 (Page 30) P BIAS BOARD CN401 (Page 30) S H. P BOARD CN749 (Page 34) Q BIAS BOARD CN601 (Page 30)