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1、A-5VL SERVICE MANUALSERVICE MANUAL INTEGRATED AMPLIFIER Black and Silver models MODEL A-5VL (B)/(S) 120V AC, 60Hz 220-240V AC, 50/60Hz BMDC BMMB, SMMB SMDF SMMR Ref. No. 4148 062009 RC-751S MENU SHUFFLEREPEAT SELECT MODEDISPLAY PLAYLIST ALBUM BANDMODEPRESET SAFETY-RELATED COMPONENT WARNING! COMPONEN
2、TS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCE
3、PTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库 A-5VL SERVICE PROCEDURE 1. Replacing the fuses REF.NO. F901 F901 PART NO.DESCRIPTION 3.15A-UL/T-233 This symbol located near the fuse indicates that the fuse used is show operating type,
4、For continued protection against fire hazard, replace with same type fuse , For fuse rating, refer to the marking adjust to the symbol. Ce symbole indique que le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le presen
5、t symbol est apposre. PART NAME FUSE FUSE QTY 1 1 REMARKS 2. Setting position before shipment. : Canadian model : Britain model : China model 252323GR 252073GR1.6A-SE-EAK (1) Power SW OFF (2) Selector CD (3) Speaker A (4) Bass Center (5) Treble Center (6) Balance Center (7) Volume Min. (8) MM/MC MM
6、position (9) Tone/Direct Direct 3. Initialize setting Turn on the unit. Press “DIRECT” mode button. RadioFans.CN 收音机爱 好者资料库 A-5VL ADJUSTMENT PROCESURE OUTPUT OFFSET VOLTAGE Conditions: Non load, no signal. 1. Set the voltage at L-ch speaker terminal to 0mV +/- 10mVDC by adjusting R513 of BAAF-0249.
7、Same as R514 (R-ch). 2. After 2 minutes, set the voltage at speaker terminal to 0mV +/- 10mV again. C501C502 C503C504 C505 C506 C507 C508 C510 C514 C519 C531 C532 C535 C537 C621 C647 C648 D501 D502 D504 D506 D607 P603A P605A Q506 Q511 Q512 Q513 Q514 Q613Q614 Q621 Q622 Q627 Q628 R501R502 R503R504 R50
8、5R506 R507R508 R519 R520 R521 R522 R523 R524 R529 R530 R531 R532 R535 R537 R556 R559R561 R575R577 R581R582 R583R584 R588 R634 R663 R664 R675 R676 R691 R692 R697 R698 R699 R700 BAAF-0249 1 1 Q62 R675 C C531 Q514 Q R R 507 C C50 537 504 Q614 R5 R58 R63 14 R520 R5 14 R503 613Q R521 Q R Q621 R663 C532 C
9、531 P603A R513 R514 RadioFans.CN 收音机爱 好者资料库 A-5VL EXPLODED VIEW A-5VL A106 x 7 pcs. A136 x 2 pcs. A137 x 4 pcs. A154 x 4 pcs. A035 x 5 pcs. A035 x 3 pcs. A036 x 9 pcs. A039 x 2 pcs. A034 x 7 pcs. A114 x 4 pcs. A105 x 4 pcs. A102 x 4 pcs. A009 x 4 pcs. A005 x 4 pcs. A014 x 2 pcs. A013 x 8 pcs. A008 x
10、 3 pcs. A155 x 3 pcs. A110 x 2 pcs. A024 x 2 pcs. A113 x 25 pcs. A301A x 2 pcs. A104 x 2 pcs. A007 x 14 pcs. A113 x 3 pcs. A101 A111 A151 A153 A031 A152 A032 A138 A034 A140 A022 A020 A141 x 5 pcs. A021 A115 A112 A015 F901 T901 T902 U009 U008 U010 U003 U004 U007 U002 U001 P701 U005 U006 A107 U011 A00
11、3 A002 A002 A011 x 6 pcs. A012 x 3 pcs. A006 x 4 pcs. A033 A143 A018 x 4 pcs. A017 x 4 pcs. A110 A019 x 2 pcs. A110 x 2 pcs. A023 x 2 pcs. A304 x 8 pcs. A205 305 only A310 only RadioFans.CN 收音机爱 好者资料库 A-5VL BLOCK DIAGRAM DATA AMute Vol_UP Vol_Down Vol_A/D SPB_RL SPA_RL CSD_Control Protect HP_DET APO
12、WER_RL +B_Rch -B_Rch +B_Lch -B_Lch MCLK BCLK LRCLK DATA DAC_L DAC_R MS_R MS_L DAC_RESET DIR_TO DIR_TI DIR_CLK DIR_CSN DIR_RESET SPEAKER SW REM IN SELECTOR SW CLK HP_Mute TONE TONE Motor Vol INTERFACE Phono SP-A VL Digital NJM4556 SP-B Head Phone PHONOTUNERTAPE IN R2S15215FP CDDOCK IN Power SWMPU +5V
13、 DAC/DIR 15V Driver Analog +18V Analog -18V 5V DAC Slicer +22V Slicer -22V Volume +7V Volume -7V Modulator +5V AMP +18V AMP -18V 15V Driver Modulator +5V AMP +18V AMP -18V FUSE Main AMP Main AMP Main AMP Main AMP DAC WM8718 DAC WM8718 DIR AK4112 VLSC VLSC TAPE OUT COAX IN OPT IN SPEAKER SW Remote Se
14、nsor INPUT SELECTORBALANCE TREBLE BASS MAIN MPU R5F212A7SNFA 5V/3.3V RI RI Relay MPU DAC/DIR DAC Analog +5V OPAMP OPAMP Volume Volume V/L Modulator AMP V/L Modulator AMP AMP AMP FET Driver IC AC IN F9013.15A125V3.15A125VT1.25A/250V A-5VL(*)MJ*A-5VL(*)MD*A-5VL(*)MM*A-5VL(*)MJ*A-5VL(*)MD*A-5VL(*)MM* T
15、951NPT-1487PNPT-1487DNPT-1487J T901 T902NPT-1586MNPT-1586DNPT-1586J NPT-1586MNPT-1586DNPT-1586J FET Driver IC A/D Voltage / Motor Volume 6MHz 3 2 1 POWER ON DIRECT MITING Direct T951 NPT-1487 T901 NPT-1586 T902 NPT-1586 RadioFans.CN 收音机爱 好者资料库 A-5VL SCHEMATIC DIAGRAM-1 DIGITAL AMP. SECTION A 1 2 3 4
16、 5 BCDEFGH SPB_RL SPA_RL PROTECT CSD PROTECT GND_DG -B_LCH PROTECT CSD CSD -B_RCH CSD_LCH PROTECT_LCH CSD_RCH PROTECT_RCH +10VDG_LCH +10VDG_RCH -B_PRE_RCH +B_PRE_RCH +B_LCH +B_RCH +B_DG OUT_LCH GND_LCH GNDDG_LCH GNDNF_LCH -B_LCH +B_LCH VB_LCH OUT_RCH +B_RCH GNDDG_RCH GNDNF_RCH GND_RCH -B_RCH +10VDG_
17、RCH +10VDG_LCH +B_PRE_RCH -B_PRE_RCH -B_PRE_RCH +B_PRE_RCH PROTECT_RCH CSD_RCH CSD_LCH PROTECT_LCH GND_LCH LCH RCH GND_RCH GND_POWER_RCH OUT_RCH VB_RCH GNDDG_RCH GNDNF_RCH +B_RCH -B_RCH GND_POWER_LCH VB_LCH +B_LCH GNDDG_LCH GNDNF_LCH OUT_LCH -B_LCH Heat Sink HeatSink BAASP-0269 BAAF-0249 -21V -33V D
18、903 S1NB60 1 3 4 2 C901 104 C903 104 C907 104 C917 1000/35 C919 47/25 L903 59u 2 13 4 Q905B TLP283-4 3 1413 4 Q905A TLP283-4 16 12 15 C911 CE 10000/50 D905 1SS352 Q903 DTC123JKA Q904 DTC123JKA R904 10K +33V C909 CE 10000/50 C905 104 D901 LN25XB60 1 3 4 2 R641 27K R647 3.3K R643 22K Q625A HN1C01F-GR
19、2 16 Q625B 4 5 3 Q619A HN1C01F-GR 1 2 6 R649 10K Q905D TLP283-4 9 87 10 R903 10K Q905C TLP283-4 6 11 12 5 Q620A HN1C01F-GR 6 2 1 Q626B 3 5 4 Q626A HN1C01F-GR 2 61 R669 5.6K R6676.8K R651 10K R653 5.6K D610 UDZS5.6B Q620B 3 5 4 D612 UDZS5.6B R650 10K R654 5.6K R652 10K R670 5.6K C636 47/50 C635 47/50
20、 R907 22 C923 ECQE250V-153J D906 1SS352 C933 ECQE250V-104K L905 6.8u R666 82K R665 82K R905 2.2K R906 2.2K Q619B 4 5 3 D611 UDZS5.6B D609 UDZS5.6B Q901 78M12 3O 2 G1 I P960 TRM-423 2341 RL901 NRL-2P5A-DC12-192 3 2 16 5 4 RL902 NRL-2P5A-DC12-192 3 2 16 5 4 L904 59u 2 13 4 R908 22 C924 ECQE250V-153J C
21、934 ECQE250V-104K L906 6.8u L902 22u R642 27K R646 3.9K R648 3.3K R644 22K C904 104 C906 104 C910 CE 10000/50 C902 104 -33V C912 CE 10000/50 R902 2.2(1/2W) C920 47/25 C918 1000/35 C908 104 Q90278M12 3 O 1 I 2 G J901 J902 J904 J903 D904 S1NB60 1 2 4 3 R645 3.9K C637 104Z C638 104Z C639 104Z C641 104Z
22、 C640 104Z C913 104Z C915 104Z C928 102J C927 102J C931 104J C932 104J L901 22u P903 NPLG-4P151 1 2 3 4 P905 NPLG-2P149 2 1 P906 NPLG-2P149 1 2 P904 NPLG-4P151 4 3 2 1 P912 NPLG-2P29 1 2 P913 NPLG-2P29 1 2 P911 NPLG-2P29 1 2 P907 1 P908 1 D909 S1NB60 1 2 4 3 +33V C925 104J/100V C926 104J/100V C914 1
23、04Z P603BNPLG-9P0964 1 2 3 4 5 6 7 8 9 C921 ECWF(S)250V-334 C922 ECWF(S)250V-334 -21V +21V R909 22K C937 2200/35 R921 1K R923 10K C941 10/50 C943 10/50 R910 22K R924 10K R920 10K R668 6.8K R914 NC R913 NC R918 100K D907 UDZS24B R911 100 C944 10/50 D913 1SS352 R912 100 D916 1SS352 -21V R917 100K R919
24、 10K Q911 2SC2712-GR Q915 2SA1162-GR R927 220K R925 560 D915 1SS352 Q907 2SA1162-GR R928 220K Q908 2SC2712-GR R926 560 C942 10/50D914 1SS352 D908 UDZS24B C938 2200/35 Q912 2SA1162-GR R922 1K R930 470K R931 33(1W) R901 2.2(1/2W) C916 104Z R932 2.2(1/2W) R933 2.2(1/2W) Q916 2SC2712-GR R916 390K Q909 2
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