Boss Audio Systems Riot GT880 User's Manual
Contents
1. 3 AS 0022 919 VSI 153 ov anav N A A U NIVA lt L gt Ml DZZ T T lt 195 w z 00L 00 9 AZI NEOL oot 2 I bi Fro o u al SH A J too 7 4 mie S a Mi A 68 L a Kezo 89 ost ka 5 i 2 sa essyd 29 nn KL ASI A9I OLY e E seu Newz sul NrrZ 39 L A0S z z 090 anona 9 5 58 90 a 7 za 19 BF ford oa in a lt gt 25 t 7 trije Lo Mom NOHO T T u 320 ro s LA 093 r 80 20 90 0 s Tosa T R Dr 022 sa LJ s ati EJ 5 68 Aczolw LOL ga 1031 A9 04 yo 58 spe 900 5 a EBEFEEFE v za Lit 031 aa 69 z 00L 001 090 198 259 r neo ou gu zu LL Th a t 14 Vanov oA y N m A9L LNY 00 4 ACZOJY 22 a8 0 ZA lt uy 91 022 SLA oud gt 810 gu zxz 44 ai v0 ovu PARTS LIST CR 40091X0 VOS00 a 4 Pin RCA Jack 22 CT SOCKET0 8MA 17 Power terminal Speaker terminal CW 50000X0 H0025 High Input Jack EC C41042. AUDIO SYSTEMS Service Manual MODEL GT880 SPECIFICATIONS Maximum power output 2 Ohms 400W x 4ch RMS power Output 150W x 4ch Bridged Power Output 800W x 2ch Frequency response 9Hz 50KHz S N Ratio 103dB Low Pass Crossover Variable 45Hz 90Hz High Pass Crossover Fixed 150Hz Bass Boost Variable O 1 8dB Power Source Voltage 14 4V Ground Negative External dimensions 236 W x55 H x420 D mm To engineers in charge of repair or inspection of our products Before repair or inspection make sure to follow the instructions so that customers and Engineers in charge of repairor inspection can avoid suffering anyrisk orinjury 1 Use specified parts The system uses parts with special safety features against fire and voltage Use only parts with equivalent characteristics when replacing them The use of unspecified parts shall be regarded as remodeling for which we shall be liable The onus of product liability PL shall not be our responsibility in cases where an accident or failure isas aresult of unspecified parts being used 2 Place the parts and wiring back in their original positions after replacement or re wiring For proper circuit construction use of insulation tubes bonding gaps to PCB etc is involved The wiring connection and routing tothe PWB are specially planned using clamps to keep away from heated and high voltage parts Ensure that they are placed back in their origin
3. T ele se MEL HOL 1 za U 58 4 6060 9069 Fr ACE 12 cn M m peal 2 Sogo 20 loonie vse aso 1006 stu lt 00901 19921 A861F3 BEYI 95 zi a oco Fe zoco ur acaz Stea situ 09 woz 006 402 ovo a Nor MOL 9567551 3567501 1058 2000 Inani JE gt al lt 14 8898 tr 120 ovzu L u Z dez SER 154 p 220 Ga ZY ONOKI ONOHI og zz J 4986 020 anaha 6528 g y ZSZA 1241 situ z 9020 zosia 8 5 mana oor 001 sa 8868 1246 SKOMS 4 L 9229 LINH 1901 1 7508 gt Lizu 0 BE ME c ni a 2723 voza 1292 m _aos ano 1020 Sia war 8 5 6229 neze SVOMS toco b 001 T oo dedu E WELZ goo x a 8029 di 9728 41 8 ECZA L 2008 azzu 029 z azza ozzy SIR EH ka ue bg E SOY y O zis a w it 001 NF 6199 iz ee RRZBESYSOL MU Noz LG nos aqgz 7 mivan wp 9 95 Lo u g e ZOZI nen az am lt 1 0090 ly 296109 1020 0120
4. A99Z1 Gd iva se je dom ab oku ra NN u 5 LSE 00 oo L 9240 T 9 NOHO SVOMS 1 0 80 u 1 Lys pz Beer arten ola 00 7277 dey iu DS ak 1247 2 27 nosy ano x 8 1 sg fU SVOME ach 7 90 u jr 188169 989 T 4 IE Etal divu e 199 Ne 905 zz Ase Ego L gt 1 a a N 4319 lt 8 95 R sit nos anee Ue ory gt led 855950 LOVA u 2092 8140 oosa 86109 1950 8 401 gl z0r0 090 Boo sih KJ 5075 o ni 5 ON9HI 022 41001 8 ug ee 1 gt 1099 1 lt ue 2 8898 nau L anana NED 1558 168 5 1 0 AGL dez aoe 059 Tree 60 D uy ONOHO zz RA James ESEA Ott 9050 a SIH zoru powo go 7080 oo oi t er U onako KAJ Qo 195088 1 o m 95 SE ALT 4 anong 6268 3054 1 hoes 1285 4 goca loga 9100 ur 5 1292 Meg v rs nos anor spone AR SE SE seca 197 w die Le 489 Agg ASi T dur 1080 ive 1009 n sigo roga 90
5. to thesame patterns Also take care notto apply tip with force 7 Turnthe unit OFF during disassembly and parts replacement Recheck all work before you apply power to the unit EXPLODED VIEW 1 PRINTED CIRCUITBOARD JE GE PRI CIRCUIT DIAGRAM 1 T 12019 ann ZW a gt i T 8898 1170 2 LE ONAKO 2 LEBEN Ga ISru 6090 mona njaka yost M L Y zz
6. 5AA0 Bare Wire 7MM 190 93 12495 9697 104 EW CSO8XX0 05AA0 Bare Wire 8MM I71 108 126 85 94 76 127 105 35 34 36 40 89 JK3 JKB JK23 16 1 EW CS10XX0 05AA0 Bare Wire 10MM 117 65 120 84 102 101 59 56 45 58 122 57 48 43 44 42 41 110 JK10 JK20 EW CS12XX0 05AA0 Bare Wire 12MM 74 123 118 88 87 132 JK11 JK13 JK15 JK16 EW CS14XX0 05AA0 Bare Wire MMM K1 JK2 JK7 13 1 1 EW CSIGXXOOSAAD Bare Wire 9124815 M MM MM 2MM 132 JK11 JK13 JK15 10 MM 3 gt 6MM 4 8MM 4 39 1 IMM 1 2MM 1 PARTS LIST 3 EW CS24XX0 05AA0 Bare Wire 2AMM 167 II 494POX0 H0016 ICI
7. A99ZLY 8020 6 zu Gozo gt 1 ZOZU Wet 1022 r er 227 NOHO r se 922 12981 LL 1028 95 110 o prao 6010 aagaw ONOKI coza Lyo 9921 2614 9010 00 SIH m OLY 212 LU 10 6918 925 LLI ONIH SKOMS ALL NoHo LAU Gg onono 6218 onono L Boty AL m og Zaj sus 4 LM tyon FOL Lola a Ly 1000 NELY 1585 Fo 820 SLONS wey genu zala 77 vas pasa 9713 wia 489 010 4 aly 91 4N00L 105 gl nowa LS SF LEI 5 WELZ NE NE a m za 12 a o 2 y gar 0 a voli N0S 4NZZ 2 Ly 100 Paog anz e ja m vm atts a om solo gela ma X zoo L 200 HOL GOLA M SZW 28 CIRCUIT DIAGRAM 2 anay a nwo A
8. X0 Z6769 CCap0 1 Z EC C4220X0 D5050 C Cap 22PF D C17 101 201 301 401 60 C18 21 120 220 320 420 EC E2476X0 MS50A 1 EC E2477X0 MAOA EC E4106X0 M50A1 C125 225 325 425 manana A y iw ource om poma 4 casom paama 4 EDS4148X0HOO00 Diode _ D5 11 0 101 104201 204 01 304A01 108 nm A PARTS LIST 2 ER OGIOIXO HI214 Resistor 100 18W 18111 132 135211 232 235311 332 335411432 435 8 39 101X0 H2526 Resistor 100 1 4W R2 4 6 8 29 30 101X0 HA04C Resistor 100 IW R 1 401 102X0 H1214 Resistor 1 8W R31 32 62 103 110 116 120 126 128 136 138 203 210 216 220 226 228 236 238 303 310 316 320 326 328 336 338 403 4 10 416 420 428 436 438 1 a pom wiv RD l 3 1 ER 0G471X0 H2526 Resistor 470 1 4W R 1 4 48 1 4 49 ER OG472X0 H1214 Resistor 4 7K 1 8W R18 22 141 241 341 441 PARTS LIST 3 ER OG752X0 H1214 Resistor 7 5K 1 8W R106 206 306 406 ER OG824X0 H1214 Resistor 820K 1 8W RIO Q60 103 105 203 205 303 305 403 405 ET C3198K0 NY000 Transistor KTC3198 Y 0101 102 106 107 112 201 202 206 207 212 301 302 306 4 2 3 1 bo gt 307 312 401 402 406 000 000 SSS EW CS06XX0 05AA0 Bare Wire 6MM J119 64 75 69 121 66 73 130 131 81 116 83 115 53 106 52 107 50 51 114 125 54 55 109 46 47 37 JK4 JK5 JK14 JK17 JK21 JK22 EW CS07XX0 0
9. al positions after repairor inspection If extended damage is caused due negligence during repair the legal responsibility shall be with the repairing company 3 Check for safety after repair Check that screws parts and wires are put back securely original position after repair Ensure for safety reasons there is no possibility of secondary ploblems around the repaired spots If extended damage is caused dueto negligence of repair the legal responsibility shall be with the repairing company 4 Cautionin removal and making wiring connection to the parts forthe automobile Disconnect the battery terminal after turning the ignition key off If wrong wiring connections are made withthe battery connected ashort circuit and or fire may occur If extensive damage is caused dueto negligence of repair the legal responsibility shall be with the repairing company 5 Cautions regarding chips Do notreuse removed chips even when abnormality is observed in their appearance Always replace them with new ones The chip parts include resistors capacitors diodes transistors etc The negative pole of tantalum capacitors is highly susceptible to heat so use special care when replacing them and check the operation afterwards 6 Cautions handling flexible PCB Before working with asoldering iron make sure that the iron tip temperature is around 270 Take care not toapply theiron tip repeatedly more than three times
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