SERVICE MANUAL
4 CHANNEL POWER AMPLIFIER
1 / 05-A68E37844S01
MRV-F345
"Schematic Diagram cannot use a reference function"
TO ALPINE Home Page
Страница 1: ...SERVICE MANUAL 4 CHANNEL POWER AMPLIFIER 1 05 A 68E37844S01 MRV F345 Schematic Diagram cannot use a reference function TO ALPINE Home Page...
Страница 2: ...it resulting in a fire battery An incorrect battery or an improperly connected or seated battery may result in a fire High Temperature Caution Designated Parts Caution Touching the heat sink may cause...
Страница 3: ...le 6 Block Diagram 7 Parts Layout on P W Boards and Wiring Diagram 8 to 10 Schematic Diagram 11 to 17 Terminal Voltage of IC TR 18 to 21 Description of IC Terminal 22 Exploded View Cabinet 23 NOTE Due...
Страница 4: ...WRENCH M4 1 102 68 02278Z39 OWNER S MANUAL 1 102 68 02278Z40 OWNER S MANUAL 1 102 68 02278Z41 OWNER S MANUAL NOTE 1 For North American Model Only 1 For General Foreign Model Only Others Common Packin...
Страница 5: ...tput 4 0 0 5V Pre Out Level Input 0 5Vrms 0 5 0 1V Frequency Response 1kHz 0dB 1W 20Hz 1 to 0dB 50kHz 1 to 0dB Channel Separation Input shorted 1kHz 1W 55dB S N Ratio Input shorted Signal 75W 90dB Rem...
Страница 6: ...Cable when making checks of voltage and repair CN702 CN501 CN502 MAIN P W Board CN520 CN540 VR1 P W Board VR2 P W Board 2 1 3 1 No Extension 2 No Extension 3 01E37824S01 CN602 It is possible to use by...
Страница 7: ...POWER AMP ch3 POWER AMP SPEAKER TERMINAL ch3 ch4 VOL_CONTROLL MUTE DRIVE MUTE DC OFFSET OUTPUT CURRENT LIMIT CE1 CE2 CL DI FREQ X20 OUTPUT THERMAL DETECT OUT_THRM 9V REG 5V REG to VOLUME IC to LCD POW...
Страница 8: ...B E B E 1 1 1 1 1 1 1 1 1 4 1 5 1 3 4 2 1 1 3 3 1 3 1 1 B G D G D G D G D E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E 3 2 4 6 3 4 16 From LCD...
Страница 9: ...yout on P W Boards and Wiring Diagram 2 3 MAIN P W Board Foil Side View B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B 1 2 5 3 1 2 5 3 1 2 5 3 1 2 5 3 3 1 4 5 3 1 4 5 E B E B E...
Страница 10: ...W Board Foil Side View VR2 P W Board Foil Side View LCD P W Board Foil Side View 17 1 To MAIN P W Board CN501 To CN520 To CN540 To MAIN P W Board CN502 1 17 1 11 To CN602 WHT 3 WHT 10 WHT 8 WHT 7 WHT...
Страница 11: ...7 A B C D E F 1 2 3 4 5 1 2 3 4 5 MRV F345 MAIN P W Board 1 4 A B C D E F From LCD P W Board CN601 3 E3 3 E3 3 E3 3 E3 3 E3 3 E3 3 E3 3 E3 3 E3 2 E3 2 E3 2 E3 2 E4 2 E4 2 E4 2 E4 11 TO CONTENTS TO PAR...
Страница 12: ...F345 MAIN P W Board 2 4 A B C D E F Schematic Diagram 2 7 IC900 POWER SUPPLY 1 A1 1 A1 1 A2 1 F2 1 F2 1 F2 1 F2 3 D5 3 D5 3 D5 3 D5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 4 E5 12 TO C...
Страница 13: ...4 A B C D E F Schematic Diagram 3 7 To VR1 P W Board CN521 To VR2 P W Board CN541 INPUT INPUT INPUT INPUT PRE OUT PRE OUT 1 A1 1 A1 1 A1 1 A1 1 A1 1 A1 1 A1 1 A1 1 A1 2 A1 2 A1 2 A1 2 A1 4 A2 4 A2 4 A...
Страница 14: ...4 5 MRV F345 MAIN P W Board 4 4 A B C D E F Schematic Diagram 4 7 3 E1 3 E1 3 E1 3 E1 3 E1 3 E1 2 E2 2 E2 2 E2 2 E2 2 E2 2 E2 2 E2 2 E2 2 E1 2 E1 2 E1 2 E1 SPEAKER OUTPUT SPEAKER OUTPUT 14 TO CONTENTS...
Страница 15: ...A B C D E F 1 2 3 4 5 1 2 3 4 5 MRV F345 VR2 P W Board A B C D E F Schematic Diagram 5 7 To MAIN P W Board 3 4 CN502 15 TO CONTENTS TO PARTS LIST TO P W BOARD...
Страница 16: ...A B C D E F 1 2 3 4 5 1 2 3 4 5 MRV F345 VR1 P W Board A B C D E F Schematic Diagram 6 7 To MAIN P W Board 3 4 CN501 2 16 TO CONTENTS TO PARTS LIST TO P W BOARD...
Страница 17: ...A B C D E F 1 2 3 4 5 1 2 3 4 5 MRV F345 LCD P W Board A B C D E F Schematic Diagram 7 7 To MAIN P W Board 1 4 CN702 17 TO CONTENTS TO PARTS LIST TO P W BOARD...
Страница 18: ...1 0 9 4 7 17 4 7 25 4 7 33 4 7 2 0 10 4 7 18 4 7 26 4 7 34 4 7 3 0 11 4 7 19 4 7 27 4 7 35 9 3 4 4 7 12 4 7 20 4 7 28 4 7 36 0 5 4 7 13 4 7 21 4 7 29 4 7 6 4 7 14 4 7 22 4 7 30 4 7 7 4 7 15 4 7 23 4 7...
Страница 19: ...0 3 0 7 0 4 13 9 8 13 9 4 13 9 8 13 9 1 0 4 0 7 5 1 10 0 13 5 5 2 0 5 5 5 8 0 11 0 14 5 1 3 0 6 5 5 9 0 12 5 5 depend on x20 switch 1 2 5 14 2 5 27 2 5 40 2 5 53 2 5 2 2 5 15 2 5 28 2 5 41 2 5 54 2 5...
Страница 20: ...2 0 31 5 2 40 0 5 5 14 5 23 5 32 5 41 0 4 6 5 15 0 24 0 33 5 42 0 1 7 5 16 0 25 0 1 2 34 5 43 0 1 8 5 17 4 6 0 1 26 5 35 5 44 5 9 5 18 5 27 0 to 5 3 36 0 1 depend on x20 switch 2 change with temperatu...
Страница 21: ...57 1 1 39 1 7 Q801 14 3 37 15 Q258 1 1 39 1 7 Q802 4 9 14 4 4 9 Q259 0 5 37 1 1 Q803 14 4 7 14 4 Q260 0 5 37 1 1 Q804 0 4 9 0 Q261 0 37 0 5 Q805 0 4 9 0 Q262 0 37 0 5 Q806 14 2 0 14 2 Q263 0 36 4 0 Q8...
Страница 22: ...FFSET 24 NC PULL UP Pull up connect terminal 25 OUT_THRM I Output Thermal detect terminal 26 AD_KEY I KEY level input terminal 27 AD_FREQ1 I Frequency display input terminal ch 1 2 28 AD_VOLT I Voltag...
Страница 23: ...R521 SW521 34 33 35 23 29 3 3 12 3 30 PJ502 CN570 DIN701 CN900 PJ501 CN580 X8 29 X6 29 X6 32 33 31 FAN1 a 1 2 22 8 36 15 18 14 35 19 20 39 F902 F901 33 27 17 a 37 37 6 5 7 38 9 10 11 LCD601 MRV F345 E...
Страница 24: ...pF CH C251 23E38274S01 CAP ELY 10uF 50V C252 08E38314S01 CAP CER 330pF CH C253 23E38270S01 CAP ELY 100uF 16V C254 08E38223S01 CAP CER 22pF CH C256 08E38229S01 CAP CER 0 1uF B C257 08E38229S01 CAP CER...
Страница 25: ...P CER 0 1uF B C712 08E38229S01 CAP CER 0 1uF B C715 08E38229S01 CAP CER 0 1uF B C716 08E38228S01 CAP CER 0 01uF CH C717 08E38228S01 CAP CER 0 01uF CH C718 08E38228S01 CAP CER 0 01uF CH C719 08E38229S0...
Страница 26: ...H CL701 91E38286S01 CER LOCK 8MHz CN501 09E38132S01 CONN 17P TOC J17X A1 CN502 09E38132S01 CONN 17P TOC J17X A1 CN702 09E38129S01 CONN 11P B11B PH K S CN901 09E38155S01 HOLDER FUSE D101 48E38239S01 DI...
Страница 27: ...A IC702 51E38259S01 IC BD5243G IC703 51E38146S01 IC NJM78M05FA IC704 51E38147S01 IC NJM78M08FA IC705 51E38264S01 IC TC74VHC04F EL IC706 51E38265S01 IC TC74VHC14F EL IC707 51E38262S01 IC LM20CIM7 IC708...
Страница 28: ...2SA1908 Y Q363 48E38243S01 TR 2SC2713 GR TE85L Q364 48E38243S01 TR 2SC2713 GR TE85L Q365 48E38243S01 TR 2SC2713 GR TE85L Q366 48E38317S01 TR 2SC5100 Y Q367 48E38318S01 TR 2SA1908 Y Q370 48E38243S01 T...
Страница 29: ...S CF 2 4K 1 10W R150 06E38179S01 RES CF 22K 1 10W R151 06E38178S01 RES CF 2 2K 1 10W R152 06E38202S01 RES CF 2 2K 1 4W R153 06E38170S01 RES CF 12K 1 10W R154 06E38164S01 RES CF 1K 1 10W R155 06E38164S...
Страница 30: ...93S01 RES CF 51K 1 10W R263 06E38193S01 RES CF 51K 1 10W R264 06E38320S01 RES CF 910 1 10W R265 06E38183S01 RES CF 300 1 10W R266 06E38321S01 RES CF 680 1 10W R267 06E38201S01 RES CF 220 1 4W R268 06E...
Страница 31: ...S01 RES CF 47K 1 10W R376 06E38164S01 RES CF 1K 1 10W R377 06E38189S01 RES CF 47K 1 10W R378 06E38189S01 RES CF 47K 1 10W R379 06E38204S01 RES CF 2 2 1 4W R380 06E38207S01 RES CF 3 9 1 4W R381 06E3820...
Страница 32: ...RES MPR 0 1X2 R483 06E38322S01 RES CF 470 1 10W R485 06E38164S01 RES CF 1K 1 10W R486 06E38211S01 RES CF 1K 1 10W R487 06E38165S01 RES CF 10K 1 10W R488 06E38174S01 RES CF 180 1 10W R489 06E38174S01 R...
Страница 33: ...RES CF 100K 1 10W R743 06E38188S01 RES CF 4 7K 1 10W R744 06E38166S01 RES CF 100K 1 10W R748 06E38189S01 RES CF 47K 1 10W R800 06E38324S01 RES CF 5 6K 1 4W R801 06E38324S01 RES CF 5 6K 1 4W R808 06E3...
Страница 34: ...1 16WX4 RA703 06E38218S01 RES ARY 10K 1 16WX4 RA704 06E38217S01 RES ARY 1K 1 16WX4 RA750 06E38217S01 RES ARY 1K 1 16WX4 T900 25E38328S01 TRANS POWER 5 13 1 TH101 48E38246S01 THERMISTOR 22K TH201 48E3...
Страница 35: ...59 08E38229S01 CAP CER 0 1uF B CN540 09E38266S01 CONN 17P IMSA 9616S CN541 30E38154S01 CABLE FLAT 17P D542 48E38252S01 DIODE ZENER UDZS5 1B D543 48E38252S01 DIODE ZENER UDZS5 1B IC540 51E38260S01 IC L...
Страница 36: ...01 RES CF 10K 1 10W R559 06E38164S01 RES CF 1K 1 10W R560 06E38162S01 RES CF 10 1 10W R561 06E38202S01 RES CF 2 2K 1 4W R562 06E38202S01 RES CF 2 2K 1 4W VR1 P W Board C120 23E38221S01 CAP ELY 0 1uF 5...
Страница 37: ...167S01 RES CF 1M 1 10W R127 06E38178S01 RES CF 2 2K 1 10W R128 06E38167S01 RES CF 1M 1 10W R129 06E38165S01 RES CF 10K 1 10W R130 06E38165S01 RES CF 10K 1 10W R131 06E38333S01 RES CF 470K 1 10W R132 0...
Страница 38: ...1 10W R604 06E38163S01 RES CF 100 1 10W R605 06E38163S01 RES CF 100 1 10W R606 06E38212S01 RES CF 10K 1 10W R607 06E38214S01 RES CF 2 7K 1 10W R608 06E38215S01 RES CF 3 9K 1 10W R610 06E38194S01 RES C...
Страница 39: ...BKT SW VR 17 15E38330S01 COVER BOTTOM 18 15E38295S01 COVER TERM A 19 15E38296S01 COVER TERM B 20 15E38297S01 COVER TERM C 21 15E11445S01 COVER SW 22 33E37974S01 PLATE NAME 23 09E38158S01 HOLDER FUSE...
