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M-AX10

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1. C KU CA AWX7673 NY AWX7280 u L OH N 3 Ro a R505 8 erp Gi SN 5 NN Nisin 15 2 amp 9 9519 15 1 C m HTM L B2B EN gt Ba HM LIQ I 5 p J301 sl s CN508 55 Jos Spa 2 gl OF gt 9 lt 0 7006 s 98 302 6 5 Q 18 2 _ x 0501 B 8 be IMX1 op gal Wn Con e s T F 4 4218 Q517 HOUT LIG 8 up ACP7005 16k 1 C a R507 i SEU io 5 HOUT L NS 318 2 gt STE ETSA e GND G IDLE ADJ HL x S 2 HNFB L 5 Calf k 5 GND
2. 1 2 r3 3 4 10 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3 1 OVERALL CONNECTION DIAGRAM AND JOINT ASSY 8 5 ag FRONT ASSY CN751 AWX7276 GND Hi J2H H2 VEL 5 Hal VFL LED ASSY AWX 54 I 7277 ele i gt Jo zs gt lo x j jx jx 012 Ow UT z Z I i T lt a BIG gt gt gt gt gt G 1 00 D u 7 5 4 5 2 1 1 2 5 4 5 7 p m 11 21 314 s1 5 ITTTTTTTTTTTTTTTI 7 12 M AX10 NY Complex Ass AWM7410 VR3 5 J17 INPUT L Assy AWX7273 2 4 Jawi ADD7155 INPUT R Assy AWX7274 VRI 5 D2 PDY 71G JOINT Ass AWX7283 2 SW Ass AWX7282 VR ASSY GND 1 ed ise lam ed Vs ss se VR Assy AWX7334 lt 1 2 s 4 s e v 1 2 3 4 818 CN761 lo l Jw gt AWX 14 AF Complex Ass 7507 AWM7505 7334 EET E 2 6 55 P SUPPLY Assy AWX7664 AWX7662 J761 Si jo zog DE SWF qu 2 L Bn FRONT Ass 7276 lt 25 LED Assy AWX7277 lt Oo POWER AMP Ass POWER SUPPLY ASSY V AMP L Assy AWX7278 ee KU CA
3. M AX10 6261 52 0L6YSZ vz 022282 arzzosz VE 0 6 52 aod ELSO 04 1 SRS ur MES 2 1 1 nos oso X30 815 Ho 5551 15 NE Q 6025 dizd p 2 i 917 0 99 diz E ezeo 92621 I 190260 9262 6055 0168 52 956 3 3 lt TEU s gley 3653 211255 lt TILZIST Ss eveo GO 094 15 ios 9 VS NY 58 eB 1 4 98 zooLdovL N 29 OSL 2 222 re JER zosia 4 LASHA lobe SLEY 016 52 0922252 Rx BAA 0977252 016 52 1269 L w5 89 89 7050 2 ZOSO 5 38 89 Lieu 1080 8058 99 sosy 78 18 8 AD 8 9 48 9 rer gocH acu Q loo 2 vacu 5 291152 201 001 2112252 gt gt 242252 001 001 9280 lg 1755 92 5 840 Leg m 5200 92 6zeu 2 zeeu assy b gt zl0L39Y em mH
4. assy vr assy a oO J761 CMK P3X D 659 8761 J902 gt T T D lt 4901 ANP7281 A 519 852 7282 7281 1 2 10 7281 SW ASSY AYHYNIGd ANP7281 A 3 4 7281 7282 1 10 4 2 POWER SUPPLY ASSY POWER SUPPLY ASSY CN601 9 9 5272 CN901 z CN712 2 5 a AC POWER u 43 58 ISNH CODE 3814 30 SIH i 1 POWER z Wm TRANSFORMER POWER En TRANSFORMER 4 o CN701 CN711 jO o CN501 ANP7282 C Q812 Q808 Q804 IC801 IC802 1C805 Q810 Q806 Q802 804 10803 Q811 Q807 Q803 26 a809 0805 0801 7282 POWER SUPPLY ASSY Q816 Q818 Q820 Q814 Q817 Q819 Q815 Q813 r3 3 m 4 M AX10 1 10 4 3 FRONT ASSY FRONT ASSY SIDE CN804 CN751 946 3 n 94 0945 J O el 9942 69 9210 R941 RO O O O O O O O Ne o o o o o o o 7 CN90 2 3 0910 5907 bogs bod 6 C927 31 4 00000000 9 Dege coge 5 C9 5 0904 kn EE 24 tt reg 0000
5. Front Side Fig 6 1 Adjustment and measurement points 41 10 7 GENERAL INFORMATION 7 1 IC The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams eList of IC PD5508B9 DAC8043FP ll PD5508B9 FRONT ASSY 901 Control Microcomputer Pin Function Pin Function Serial I O pins Timer output IND ATT THROUGH IND ATT HOLD INPUT2 Reference voltage input Clock input Clock output Power supply voltage input Power supply voltage input Reset input External inrerrupt input Timer input P33 CNTR1 Vpp P40 A13 41 14 P42 Key ON wake up function 42 Following item 1 7 P 43 P 51 describe about the specifications of IC901 PD5508B9 SPECIFICATIONS 1 Basics 1 1 Reset Perform the reset when connecting the AC power supply RAM set complete flag of EEPROM readout data f eeprom rd set 0 Y AC check Voltage of ACSUB Y Register initialize Y RAM initialize Y EEPROM readout M BACKUP check OK N RAM clear for memory communication Y E Y Flag for the power f power 1 IC901 Flag for initializing f i nit 2 1 Internal Port Y Timer tminit 50 msec set RETURN Fig
6. HAY 1 501 la o 0 9 93 99 lala 3 LOL TE E zz DX7314T 2 ZININ 1 112 zlzzizizizzziziZ ZZ s I 1 2 5 ma S ul o gt gt 5 2 6 6666 6 1 3900 22542539572 5 eh 7 34 21 11 ds 8 7 6 5 4 32 1 m ih de s 7 e s 4 s 2 1 IIT TTIJIT T 1 T str S ae 9 4 1 2 5 4 5 16 7 8 9 d 3p zh sh 4h sh en 71 81 920212223 4 1 x 11 de 8 e 8 4 s 2 1 _ A fon o vo 210 f fa 9 lt NAT a 2898 la 2 7 2 11 a 4 a ss raz zs ND gt Z 7 bg iz Sf k PETE hg 14 519 9 T FIN x 2 9 1 10106 8 14 918 18 ee 6 6 2 15 EET a LE i 8 5 7 4 7 t f 5 S D Bs lt lt CN303 J302 1501 23V m 5 ADX7259 ADX7268 D GND s D Ella 86045 25 2118 X evh S8 aa o I 0 2 SEPA eI i INVERT Bm AWX vee V AMP L ASSY GR li AWX7273 H LJ OH E 1 DC ADJ HL DC ADJ LL AWX7278 GND 6 OH 2 S Lu GH HOL L4 zm 68 gt on 2 GND L
7. 6 40 msec VOL data line processing OFF ON 9 Silent processing el 200 msec Fig 2 Timing chart when ATT through key is pressed 47 10 4 2 INPUT switching INDICATOR port processing and switching process start 30 ms after INPUT key input port 39 INPUT Pin39 L No muting process is performed INPUT key is pressed Y EEPROM writing F LED processing Switching processing 3 40 msec Silent processing Fig 3 Timing chart when INPUT key is pressed 4 3 ATT HOLD Key Processing Upon ATT HOLD key input the specified current volume value is held While ATT HOLD is ON the volume level stays at the held value even if the volume control is operated In Muting mode when the power is turned on or ATT THROUGH is switched from ON to OFF the ATT HOLD key is disabled ATT HOLD key is pressed EEPROM writing OFF 3 ON Otyp 8 msec EEPROM writing ON gt OFF 1 msec VOL transfer ONE OFF 3 typ 10 msec LED processing 1 D typ 0 msec HOLD processing OFF SILENT OFF SILENT ON gt OFF Fig 4 Timing chart when ATT HOLD key is pressed 48 4 4 ILL Key Processing Each press of the key cycles Bright Dark Lamp Off and LED Off ILL key is pressed Y Port processing 0 SILENT processing
8. AND 0 S S H LNOH LNOH AL H WLH WLH X ou MI3HI SIGNAL ROUTE gt AUDIO SIGNAL 4 CN403 9509 9507 J401 4 4 4402 Q0k R517 o gt a m E E 5 Eo 5 N oN NON wo gt NO NO 5 gt gt or gt gt Or AUS s S EM LUE zb J EE eh GE 2 m gt gt 2 1 2 535 2 aI 1 F OO O eel Kav CO BZETXav LOSNO BZELXAV LOGP Z00LONV LS LEZXOV 216 Q 8 zzaLyiav 9 9001907 vz X x 55 2186 1047 goar m IO N N gt Quee 720133 z ab SF SS 00 lt 1 R LOGAU ZOSAY S L092 GS LUSV Se Ldsv vS xt Su So S el gt S ST SJOSJOSIS 0 9 io
9. 1 1 ASSY AWX7673and AWX7680 are constructed the same except for the following Symbol amp Description Remarks AWX7673 AWX7680 IC501 1C502 AEK7022 Not used IC Protector 10A 125V ASSY AWX7674and 7681 are constructed the same except for the following Symbol amp Description oa Remarks AWX7674 AWX7681 IC601 1C602 AEK7022 Not used IC Protector 10A 125V POWER SUPPLY ASSY AWX7664and AWX7662 are constructed the same except for the following Symbol amp Description i Remarks AWX7664 AWX7662 R849 R852 Not used RS2LMF222J 36 Description Part No JOINT ASSY COILS AND FILTERS L711 L712 CAPACITORS C711 C712 RESISTORS Other Resistors OTHERS RTF1167 CEAT100M50 1 10 J CN711 CN712 10P MT CONNECTOR 1 173981 0 713 714 11P PLUG 711 712 PCB BINDER KM200TA1 1 VEF1040 5 Power SUPPLY assy AWX7664 SEMICONDUCTORS 803 IC801 1C802 804 805 0815 0816 0819 0820 Q803 Q804 Q811 Q812 PPP PP Q805 Q806 Q807 Q808 Q821 Q813 Q814 Q817 Q818 Q801 Q802 Q809 Q810 P P D821 D828 D801 D804 D805 D812 D833 D837 D829 D832 D813 D816 D841 D844 P P D817 D820 A D838 COILS AND FILTERS L801 L802 CAPACITORS A C851 0 01uF 250V C803 C804 C833 829 832 836 813 820 809 812 821 824 C838 C840
10. 5 E D lt m m m 20 5 6 549 100 I D309 501 UDZS7 5B 0515 ANK7 56 PI PY Sq SHIELD CASE MET ids 9301 NAA ADX7258 100 2502240 R373 PAA 9 9 lt 5 gt 4 gt ADX7259 J302 R337 190 0525 au 254970 2 D311 D315 DF i UDZS7 5B 1551 Too 9 PASS BE 31 T R341 3k 1W1 0358 579 C335 9 1 4W2bl 220 125 220 125 Ace7012 47 7012 7012 R380 7012 220 125 1474 250 125 17 0334 C336 k 9 1W 1 5 BLS R352 T SS 7 E D316 D312 5 00757 58 me Q324 R338 25 970 5 100 5 T 59 EET 59 Og o b d I l R336 190 9522 me 2502240 9 em 0519 0314 PST amn 2 00757 58 1 AAS R350 00 amp 0 9 Lg gt 5 6 r3 7 8 M AX10 SIGNAL ROUTE AUDIO SIGNAL m 9401 gt ADX72
11. VOLUME position 5 bit At ATT HOLD ON only BACKUP code Communication is made using ports 34 SDA and 35 SCL as output ports IC901 PD5508B9 Ves 5 No 5 10 Si Sj 8 983 A A NL GL AL OIL N AN lt G m m lt et dq E FE lt gt u x x O gt anr ar 353112 lt gt gt gt gt be ve 4 ax Q x u ox mm T lt roe e lt i 1 2 72 0 SJ FE 5 x z Z u w 35 E E lt 2 X u gt u E N gt 2 0 22 22222272 lt 2 54 00 H O lt gt gt SI N N O Ol N N 43 10 1 3 Last Memory Last memory writing to the EEPROM 1 904 24 01 10 is performed each time a key is operated Input independent last memory is not provided The ILL and ATT THROUGH settings remain the same in switching between INPUT 1 and 2 1 4 TEST Mode None 1 5 SILENT Mode The unit can enter SILENT mode in a condition other than the following The BACKUP port is L BACKUP mode A volume operation is being processed normal operation mode key input is being processed Caution status for mode switching caution ind
12. lt p 001 1 0 001 1 9 ON R r 89 89 8 V 55 cay lt lt lt 1889 aLevsz 1849 0 22252 S et 15 006185 8 5 gos zea 2 z E 69555 SEIS 196551 1280 ss lt yoz 1586 aza 85 998551 Ley ggess p 1284 X m 818 AINO ANZ A Z AZ 983 ANZ A Z Z 0984 25 1857 5 09 01 zego 09 01 0882 v Oo eo 58 858 u Or N Sn lt e Ex BO gzgu Spi SV 01 01 lt 0290 8180 8216252 B 2282 z B lt lt 1849 072225 1849 0L6VSZ A 5 5 005 8 S ozay 009 c 60555 1885 59555 9280 ERAS ene cee 497 Ge 99955 999551 8280 vega 7100 816 e z L 712 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLAGE WITH SAME TYPE AND RA
13. 15 rM i NM m 9L LY I u 2 1 I age lt GL E 001 LL 5 ANG Q og L 8 18 5 LL LY Soe at 6 ONG GE PAS gt AEA LN 2 5 SLO 5 reg x 996951 sig 288 kor KAT 8258 28 km 09 01 29 015 8 65 4 9119 9 2 Em km 12 7 I 4 LLL 9119 E bel M 5 09 019 12 esvoLy 12 k t pe ERR TE ERE EEE SE RE SEE x 2001 4095 099 095 0601 9098 Mee veli 1 AQ 9012252 Cv Nui AO SyLLySZ Sv AO 9012952 1 re 1 S 5 S 2N y X a9 a SYL LYST AQ S LZIST 991 209 951751 1 ANWiI 95 229 5 BANS 9911218 912218 o x x 081 098551 998551 2214 091 I 9 90 LO om E 01 1 918 Sa L Ly E 01 1 lt BEL LHOY 5 5 s lt BELLHOU amp BSL LHOY 1 7 vuo so zs lt lt 9 Zw OA es 0218 tn Di 0 M8 L QN S zi iie Te KIT N Gk x s x A E 9044 9S5 501952 48 1 Sean 1 016 52 GETEA 1 I 9 22 S LE vo Va 9 22 1 LL
14. 55 22 19MHz Ax BB Bo 85 95 28 1 048 2952 R955 9 Blis C PA lt 47k e 9951 s lt KN 0955 JA OS x E at aes 5 e hio 2 2 50 Gel So ot 10 5 DTC124EK 2 ge e e 1 1 RESISTORS 3 THE MARKS INDICATED IN Ohm 1 1 W 5 TOLERANCE UNLESS OTHERWISE NOTED K KOhm THE PARTS WITH A MARK CAN NOT BE 2 CAPACITORS REPLACED BY OTHER PARTS BECAUSE OF SAFETY IMPORTANCE INDICATED IN CAPACITY uF VOLTAGE V H H CKSQYF TYPE JA CEJA TYPE i CEHAZA TYPE 1 5 6 7 8 BECAUSE MARK NOT BE IMPORTANCE REPLACED BY OTHER PARTS THE PARTS WITH THE SAFETY 3 THE MARKS YF CKSQYF i CEHAZA TYPE ZL i CEHAZL TYPE 5 TOLERANCE OTHERS TYPE IN Ohm 1 10 UNLESS OTHERWISE NOTED K KOhm IN CAPACITY uF VOLTAGE V 1 RESISTORS INDICATED R RDR1 4W 2 CAPACITORS INDICATED UNLESS OTHERWISE NOTED pipF TA TANTALUM TYPE TY CFTYA CQHA TYPE OS 05 CH CCSQCH NOTES 3 4 INPUT L INPUT R ASSY M AX10 _ r Sedes iui uin io
15. 75 lt 782 10 1 EXTERIOR PARTS LIST Mark No Description Part No Mark No Description Part No 1 C AMP L ASSY See Contrast table 2 46 Screw Steel ABA1207 2 ASSY See Contrast table 2 47 Screw Steel ABA7006 3 POWER SUPPLY ASSY See Contrast table 2 48 Screw Steel ABA7045 4 Power MOS FET IRFP140 49 M4 SH Screw ABA7051 Q1 Q2 Q5 Q6 50 PCB Spacer 3 x 12 AEC1372 5 Power MOS FET IRFP9140 Q3 Q4 Q7 Q8 51 Washer PVC RBF1034 52 Screw VBA1056 6 Electric Capacitor C1 C4 ACH7156 53 Side ALL AAH7033 A 7 Power Transformer See Contrast table 2 54 Side ALR AAH7034 8 Fuse FU1 See Contrast table 2 55 Top Plate F AL AAH7035 9 16P FFC 60V J17 ADD7155 10 Wire with 2P Housing 018 ADX7336 56 Top Plate R AL AAH7036 57 Bonnet Escutcheon AAK7658 A 11 Cable J9 J10 ADX7337 58 Rear Mole R AAP7056 NSP 12 Cable J23 J24 See Contrast table 2 59 Rear Mole AAP7057 13 60 Plate 7081 14 PCB Holder 5 AEC7316 15 Plate AEE7030 61 Screw BBT30P100FCC 62 Screw BBT30P080FCC 16 Stay L ANA9006 63 e n 17 Stay S MET ANA9007 64 Screw IBZ40P140FCC 18 Side Frame R ANA9008 65 Screw BBZ40P180FCC 19 Side Frame L ANA9009 20 PanelStay MET AND7033 66 96 51 00 67 Screw IBZ30P060FCC NSP 21 Bottom Plate ANF7012 68 Screw IBZ30POS0FCC 22 PCB Holder ANG1474 69 Screw IBZ40P080FCC 23 Transistor Cover L ANG1724 70 PCB H
16. 9948 25 262 oo ne VDD 4 Nc E mae ens 2 3 6 29 LED ASSY ci e q Bas 912555 AWX7277 DTC124EK DTC124EK eee 2 B oo J761 pEeeswre e 9 9 Shield 5 5 L Gua 955 BES g rdene BS 958 4901 ETETETE E BARS Er CN761 020 0 07156 2 TC74HC86AP R765 1k 5 IC761 1 4 vpn ves 2764 1k 4 5 2 ANM 6 1 87651 5 7 20 515781 2 4 KG vas 6 R7604 R7621k T a v 2 R761 1k 7 761 5 4 ini VRI D sO IC761 4 4 5 88768512 C781 5V 10 9 8 o Wo od 9 GND OD 2147 71 1 901 51048 0700 S The logic level of the signals the J901 is all 1 S781 the VR knob indicates posision of the right end ASX7028 G pr 1 2 3 4 5 6 7 8 10 DUAL BRIDGE SEPARATE 4 EG D9 6 0907 0908 0909 0910 ASSY NSCW100 5 400 NSCW1 5108 5 00 2502705 R9 5 Pr s AWX7276 9 0909 C910 C907 pel 1 9 Sk EE 0 1 50 0 1 50 9 1 50 DTA124EK DTA124EK D952 DTA124EK HER 108 DTATZ4EK a m 1 SWITCHES
17. 5 Aggy 45 5716 1 a R808 u we 10 1 Om VNF1084 470050 555660 Be amp CN601 s EN 9 gt lt ys PR D ND me 806 e 0812 19 See 5 Sus G S en 2 olo f S oje VON ADX7338 lt lt a BA 188 VLR J802 ala 5 SA SKT 19 Mer VER J804 0606 210 5745 NS 2 NS LNY ADXT382 cy o 4808 Apx7333 Ar 9152 o AGR 55666 Arege IRN 5 0 4 KU CA ADX7334 4806 23 9 853 BB o 5 or 680 SW ASSY O 80 R842 AWX7282 U dh 9 9 CN701 RKP1834 WHT Ge RKP1833 BLK CN852 NOTES 5624752 IN 13 1 RESISTORS ANH71 00 ALSS 0 01 275 INDICATED IN Ohm 1 1 W 5 TOLERANCE 812 IRN ATE 5 2 A acETO14 UNLESS OTHERWISE NOTED K KOhm mL OYT OUT ID NON FRAMABLE TYPE cast RD1 4MUF TYPE RKP1833 CN851 2 CAPAC I TORS e L FU1 INDICATED IN CAPACITY uF VOLTAGE V 701 O HB51 H852 YF CKCYF TYPE iCFTYA AEC 294 ZL CEHAZL HAT D I capacitor cover T p AKR1 03 OTHERS CEAT TYPE 1 051 3 THE MARKS FU1 THE PARTS WITH A MARK CAN NOT BE REPLACED mE RKP1751 VEL KU VEK1029 10A OTHER PARTS A i NY MODEL som NY REK 106 4A BECAUSE OF SAFTY IMPORTANCE
18. 6 7 m 1 1 Note When ordering service parts be sure to refer to EXPLODED VIEWS CN701 RKP1833 1 and PARTS LIST or PCB PARTS LIST C sw IN O 3 SW 3 ATS7251 NY SW ASSY ATS7277 KU CA AWX7282 ius 5 250 NY 12 V KU CA C1 ACH7115 5 J801 1 BROWN RED 1 15000uF 5 V 2 BLACK J8 5 BLAC 4 20 25 Auzca 5 gt a 1 EARTH dV a 5x 7334 0535 5 TADX7334 ADX7335 ANG9102 gt NEUTRAL 5 1 ANX 76641 LONLY 15 uF 7 7 6 5 4 2 1 5 V 310 9 9 99g osse GRAY 2805 WHITE TLL x 6 d T ADX7339 J803 LA 98 i 3 58 c3 7115 E rias C2 ACH7115 x AY pus ACT J894 I 72591 BROWN ADX7338 O 125V20A DG7088 NY MODEL VER I 150800uF Q 5 V 7 lt ONLY AGR J886 EARTH 3 E Q8 SW ING 91 02 9 I amp ge 1 amp SEU BLACK 2806 Se 3 1 E x NEUTRAL CD GA Lj 3 4 LIVEG apa7041 KU CA MODEL 853 ge c a 834 ADX73341 7 2 AWX7884 RS 15000uF ONLY 750V 1 2 From Ee AEK 7 S9 J9 Power GRAY J884 WHITE ADX7337 IRFP142 S A 50 Q6 IDLE CHECK 92 98
19. S FLA SANS e 155 TO HL m FETS STNG Te ril 55789155 mes EIS She cte2072 n 9 AG 2 S NMS ras OP275GP 10p 50 CH R152 s 228 YI h R158 4 AG C s R166 S ES 1 1 k 39 S 8157 18 1 240 R m CN301 0 ER mmy TEMP iis 1C102 2 2 Qiu The R2001 exists 2759 only with the AWX7274 ADX7253 CN101 D VHL 8 vHL 8 DG 191 AR 4 23v R185 R169 DTA124EK RTF1167 MA max SEPARATE 5270 270 R184 R168 DTA124EK m 858 NNN V DAC 15270 270 R183 R167 12 ES G o SS AM Ej 1 7 INPUT 2 o2 270 g 9 N Irt CN713 34 R179 te e e E E om 5 9 Sm S o4 EISSN N se SAU UN D 2172188 9 TS G ps pis is erga AGL 3 gt gt Ss gt 5 5 D 2 0129 0150 Q131 amp amp amp 25 1152 25 1152 25 1152 200 111 19 5 6 7 m 14dB POWER
20. 1 8 wee 5 N sj I 5 S 1 93 8 94 isp STR 11001 EDEA 49x 1767 9 O a lusa xz 4 Zi V cuia nN com S E s Ga X V V xS SIS S aM 8 S e gt 2 25 gt OG gt P2 SIS gt SEI 5 o 915 i Y V V SLOLXMV gt 9 O 9 m3 958295 gt a SEIN aequ B m m Ne 55 e Ra CS 20921 z ee acer GS 10951 Ing ZL IRIS 600180 1190 29 gt gt Sach 3454 V D 12 12 Q500rgov 1 LNOH 09 0191 ogyQLy 500 LLS2 189 2961 GOV s wa FN Nee 25 190 8 i 900 x 29 o s mm oor tall 3515 R 5 ES sta BR oR EBS yar LOLA gt 218 858 9099 LO E 9 uo Sel 9 1 LAOH Ly 1198 dm LEG AM 20295 226198 melo Zo 9 O872XMV 6090 1090 my 2 55 292XMV 53 10 7 3 DESCRIPTIONS 7 3 1 Product Overview Features of this product E Three mode drive power amplifiers This product is equipped with power amplifiers for two right and two left channels total of 4 channels Three types of speaker drive formats can be selected 1 SEPARATE mode The
21. ADX7337 AG JOINT ASSY TE ooo lt 8 CN716 se OMG BS4P SHF 1AA CN605 AWX7283 secs o 1 P DET E 33 6 sa w 1 5 4 9614 323V INTE VR602 IADX 7229 HOUTR x IDLE ADJ HR IDLE ADJ LR 2 F WUTE 019 C AMP R ASSY SEPA 9 17 4611 wer KU CA AWX7674 our NY AWX7281 96045 25 612 1 CNG07 CN608 CN602 u B28 EH 2 x EVE 5 x P P vo 0 o v o ov alo zi 8 xx 515515 2 2 2 m m 2 3 zu ES zb BRE Fiat 99 GS FIO BHA a ao 91 ti6 6 f 6 6 6 6 66 6 4 6 6 T x 6 11215 415 6 7 9 5 1 2 5 4 5 7 11 21 an an e en m en 22212 223 5 BOARD BOARD 22 2 2 2 2 2 ne a 3 LIL SEL SD ESE SEE SEE ESE TE s 1 2 5 4 5 6 7 1 x I 2322224 41 81761541414 9 7 6 5 4 5 2 1 9 S dd FS 2 9e art lt gt lt 8558 1 Y rr Y 211 aalkaa 4498 Slo 2 T FN 51512121 2121 2 2 2 2 2 212101 91 Z Z Aox7313 ag Zt 2 5 5 8 8 5 5 8 5 2 6 6 5 9 5 8 9 4 8 zl oS sj selg FER F 4 TIF 5 SP E 219
22. Fig 5 Timing chart when ILL key is pressed 4 5 VOL Key Processing VOL operation VOL input valid D typ 15 msec Data transfer to Fig 6 Timing chart when volume is input 4 6 Invalid Key Input An invalid key is pressed SILENT processing D 5 sec Fig 7 Timing chart when an invalid key is pressed 5 Mode Switching Processing IC901 Select the mode of the speakers using the MODE switch rotary switch Any of three modes BRIDGE DUAL and SEPARATE can be selected Table Mode select indicator processing Mode Indicator Input Port Process Port 27 BRIDGE Contents of Process 8 IND BRD Sets to H 28 DUAL 9 IND DUAL Sets to H 30 SEPA 7 IND SEPA Sets to H Input Port 27 INPUT1 L ATT through L BRIDGE INPUT2 H ATT exist H Contents of Process Mode Process Port M AX10 IC901 PD5508B9 N N R Si Sj jj A ADN A p A Q 8 amp amp Q 2 ff Wwe Q BU E 2 m ae gt 56 gt gt gt 2 x EE ES ror gots aT lt 3 x x lt EE N b Q lt c gt 5 SE o lt lt gt 2 lt gt u N x Q bp n o b o b e n o C Z z 2 25 25 56 200 g
23. Flow chart of RESET Perform reading from the EEPROM while RAM is being initialized after the AC power is turned on port 25 Pin25 RESET L Set the read data to RAM using initcont after resetting is completed See 2 Initializing P 44 M AX10 1 2 BACKUP Mode Backup is performed when the AC power is turned off SPRYH port 16 and SPRYG port 17 are set to L 10 ms after the BACKUP port becomes L All the indicators and lamps go dark Execution of the BACKUP processes port processing and register processing begins 30 ms later Last memory writing to the EEPROM is performed each time key is operated but not performed in the backup processes Port processing 1 I O ports are specified as output ports 2 Output ports are set to L Backup targets INPUT1 2 ATT THROUGH ATT HOLD The level value is also backed up when ON ILL The VOLUME level and mode settings at the mechanical switch are checked each time the power is turned on ILL Bright dark off INPUT 1 2 ATT THR ON OFF ATT HOLD ON OFF At ATT HOLD ATT LEVEL ON only As writing to ROM may require 40 ms at maximum 5 V will be supplied to the microcomputer for about 100 ms after the AC power is turned off at the hardware The data to be written are composed of the following 3 bytes ILL1 ON OFF ILL2 ON OFF INPUT 1 2 ATT THROUGH ON OFF ATT HOLD ON OFF SEPARATE ON OFF DUAL ON OFF BRIDGE ON OFF
24. R401 R402 RDR1 4VM104J R415 RS1 1081001D R449 R452 RS1 108101J R414 RS1 1081101D R486 RS1 10S30ROD R485 RS1 10S33ROD R413 R416 R425 R428 RS1 10S3900D R447 R448 RS1 1085100D VR401 VR402 2200 ACP7002 Other Resistors RS1 10S J OTHERS CN403 23P CONNECTOR 9604S 23C 9401 2WIRE SHIELD HOUSING ADX7258 J402 2WIRE SHIELD HOUSING ADX7259 KN401 EARTH METAL FITTING VNF1084 40 6 ADJUSTMENT 6 1 IDLE CURRENT ADJUSTMENT The idle current is adjusted in two steps coarse and fine Note that the adjustment value for fine adjustment depends on the elapsed time from the coarse adjustment For the points to be adjusted or measured see Table 6 1 and Fig 6 1 For the adjustment timing and values see Table 6 2 Be sure to turn VR501 VR502 VR601 and VR602 fully counter clockwise before turning the power on Table 6 1 Adjustment points of idle current Channel Adjustment L High ch L Low ch High ch Low ch point VR501 VR502 VR601 VR602 Measurement point CN505 CN505 CN605 CN605 M AX10 6 2 DC OFFSET ADJUSTMENT Adjust the DC offset with the power on immediately before fine adjustment of the idle current For the points to be adjusted or measured and the adjustment values see Table 6 3 and Fig 6 1 Table 6 3 DC offset adjustment method Adjustment Point Adjustment Measurement Point Value Channel L High ch L Low ch R High ch R Low ch Apply channel speaker terminals Re
25. 1 es 4 25 mo Som 39m 9c e iX o o NA lt lt lt lt OO ON 5 gt lt Lesa pr On a l N N B 59 ga N pm 0 ON N T ON f o 190 1 10 4 PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS 4 1 JOINT SW LED VR ASSY 1 Part numbers in PCB diagrams match those in the schematic diagrams SIDE A 2 comparison between the main parts of PCB and schematic JOINT ASSY diagrams is shown below SEPA ll SPRYH DAC VR 2 INPUT 2 E R 1 CN806 Transistor with resistor SRI CN 201 B INVERT SEPA INPUT 2 AC FeMUrE TU SEPA Field effect transistor O O O O O O O O O O Resistor array CN402 CN302 3 terminal regulator 3 The parts mounted on this PCB include all necessary parts for several destinations For further information for respective destinations be sure to check with the schematic diagram 4 View point of PCB diagrams Connector Capacitor ASSY 1250 JOINT AWX7283 P C Board Chip Part SIDE ANP7281 A
26. 5 VEF1040 GND S S GND S 69 gt 6 pecu S FIND m CN303 Poe BAS 150 amp R536 LNFB L 9 IDLE ADJ LL 5 xan v s 1556 ACP7003 15k1 9 La r tf D 9 zo N re NN GND S Se 5 5 0502 9 gs 1 1 mE BTE LOUT LIG 8 E 5 5 BS iuc LOUT 5 E Sin Go BOT e e e 23V 5 E lt ADB 7006 2506 23v 1095 E B NOS 5 DTC143EK 69 9520 I IMX1 te GND p SPRYH 2 15k 1 P DET G3 Suzl iN R520 u 5 BIN SRX Bs R506 ALS 5 X KN502 22 CHASSIS 2 3 4 10 HLNOTI YLNOI 1 B 1 gt s 0 00 dz gt lt 2 80125 amp u 9001 x i 09NO E E e te 9 2 2 5 096 09 antt tmi gt No mo RN uu XX 809N Qr lt lt Oe H3 8z8 gt 3 gt 409N ox 1 9 9 ASZ 1N0T 1 7 S S AND AND AND
27. 8 Z o E o 5141 25 J402 lt 6100 ADX7258 7259 66305 sjel 25 5 aE S8 al 7o 9 INPUT R ASSY slavere R ASSY CHASSIS in AWX7274 TT E VRADI 9402 G G Hoe AWX7279 6 DC ADJ HR DC ADJ LR Or len 55 L 1 H Qu 88 GND 1 Orr L R2 A s G s RS 3 amp 2 3 2 15 ag lt OE 26 gt 2 9 EE lt me gy oe sv 58 S lt c 6 5 g 98 lt CHASSIS 6 Jd X 5 6 7 m 1 2 3 4 m 3 2 POWER SUPPLY SW ASSY O KN801 VNF1084 814 7100 Shield GND 42504793 POWER SUPPLY ASSY d 624 A e KU CX AWX766
28. AWX7664 V AMP R Assy AWX7279 C AMP L Assy AWX7673 AWX7280 sm C R Assy AWX7674 AWX7281 NY AWX7662 KU CA 10A 125V VEK1029 NY 250V REK 106 s NOTES D o 1 THE MARK FOUND ON SOME COMPONENT PARTS INDICATES 55 Sh THE IMPORTANCE OF THE SAFETY FACTOR OF THE PART 2 e m THEREFORE WHEN REPLACING SURE USE PARTS OF CHASSIS Orr el kr IDENTICAL DESIGNATION atm 222 ol FF ISIE J hdslelzlelsi4isi21 11215141516 7 8 IRFP9140 S REE 8 PG10MM F15 IRFP14 5 95 IRFP9149 S 06 7 5 4 5 21 em 215 p 7 le why EE m IDLE CHECK 9 gt 5 AG P J711 m shi lu 11 lt ROH la zo 3 ada NEF1040 9000 8 CN505 CN715 L712 RTF1 BSAP SHF TAA 1126 B1TB PH K S 2 lt tis P DET R712 2 2 Tm dm 1 1 8 ISG o SPRYH J514 VR501 VR502 2 n ezsv ADXTS29 our SIND oND IDLE ADJ HL IDLE ADJ LL sje 23v ADX 73291 houTL Sfo var C AMP L ASSY dnm 4511 E KU CA AWX7673 eA T NY AWX7280 ADX73295 oun 512 CN502 88045220 CN508 507 2 828 B2B EH 6 aja E ko ko o o o o 2 lt m m
29. DACVR pin 13 is set to L 30 ms after relay becomes OFF Relay Three data lines L DACVR pin 13 Data transfer is performed once in the following conditions and terminated When the power is turned on When the VOL is operated When ATT THROUGH is switched from ON to OFF When ATT HOLD is switched from ON to OFF 49 10 O G ODN Binary Code BRIDGE DUAL PROCESSOR Attenuation dB 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 Infinity Serial Data 2 0021 4 0026 6 0015 8 0013 10 0064 12 0052 14 0006 16 0002 18 0089 20 0106 22 0074 24 0127 26 0100 28 0013 30 0333 32 0731 34 0754 36 1215 38 0937 40 2039 42 1421 44 2863 46 2245 48 1627 50 6615 52 2451 54 1833 56 6821 58 2657 NUM Attenuation dB Serial Data 0 5021 1 0016 1 5013 2 0021 2 5023 3 0001 3 5028 4 0026 4 5008 5 0030 5 5039 6 0015 6 5025 7 0008 7 5043 8 0013 8 5003 9 0057 9 5043 10 0064 10 5037 11 0010 11 5045 12 0052 12 5007 13 0072 13 5048 14 0006 14 5040 15 0025 7 WARNING 7 1 Protection When abnormal amplifier output is detected the protection relay and function muting are controlled to wa
30. LHOM MW 06 GZL 9 ZZ azi dgzz 06 LL LHOY i vi SEE cna Mino 1 I N 1819 2819 amp 1 Qe NS 5 m ZE m Par 5 71 1 2 LndNI shield case ANK7 56 101 18 5 6 7 8 10 J201 ADX7253 HR AG O Lr CN401 AG A KD LR2 7102 JA201 CN201 INPUT 1 KP200TA11L INPUT H R VHR NI NPUT R ASSY G X lt AKB7102 08 AWX7274 INPUT 2 23V INPUT L 9 K7 SEPARATE E Same circuit as DAC VR CN714 FRONT L ASSY KS INPUT 2 parts ID starts 4 LD from 201 KS SRI except R2 1 D CLK D AGR SIGNAL ROUTE AUDIO SIGNAL B RY108 gt e T r SSE DAC VR R159 5V 1 ANN 10k vob 4 0112 R149 2SC2705 OY 2 Rfb 5 ES Iout SRI t Boks 17 4 GND LD 5 R151 9 220 IC101 DAC8043FP oot 5 85 moh er s ter s z Ped re 5 N OS Ou I Oude OLE g Bl she eg 5 5516 15 Sp N N o t 15545645 225 sg gt
31. Panel PLS AAK9047 25 Mode Lens PLS AAK9048 26 Panel PLS AAK9049 27 Door Cushion AED9014 28 Tape AEH7009 29 Door Yoke MET ANB7187 30 Name Plate G AL PAN1377 31 Cushion A PED1001 32 Knob S PLS AAB7200 33 Knob AL AAB7201 34 Block ANL7015 35 Power Button ABS VNK4159 36 Side Panel L AL AAH7037 37 Side Panel R AL AAH7038 38 Panel Base PLS AMB9020 39 Door Panel AL ANB7182 40 Front Panel AL ANB7183 41 Screw BBT30P080FCC 42 Screw BBZ30P080FCC 43 Screw IBZ30P060FCC 44 Screw IBZ30P080FCC 45 Nut NK90FCU 46 Screw PMH30P060FMC 47 Screw PSZ20P060FMC 48 Screw STEEL ABA1050 49 Washer PLS ABF7007 M AX10 11
32. an attenuator for adjusting the volume of the high frequncy channel 0 to 15 dB in 0 5 dB steps turning it to the left lowers the volume MODE ILLUMINATION LIGHT The lamp display changes as illustrated below depending on whether the OPERATION MODE switch is set to BRIDEGE DUAL or SEPARATE Switching operations modes while the power is on will activate the warning circuit and cause the mode illumination light to flash Bridge mode Dual Drive Amplifier Dual mode Dual Drive M AX10 9 MODE INDICATOR The lettering lights up to show whether the OPERATION MODE switch is pointing to BRIDGE DUAL SEPARATE Switching operation modes while the power is on will activate the warning circuit and cause the mode indicator to flash ATT THROUGH INDICATOR This indicator lights up when ATT THROUGH is ON 4 HOLD INDICATOR This indicator lights up when ATT HOLD is ON 2 INPUT INDICATORS These indicators light up to show whether INPUT 1 or INPUT 2 has been selected They both light up in Sepa rate mode 9 PANEL LIGHT This illuminates the display panel METHODS OF CONNECTION The M AX10 has four built in amplifier channels which can be connected by means of three different operation modes BRIDGE DUAL and SEPARATE You may select the mode which best suits your purpose and the equipment you are co nnecting to your M AX10 Bridge conection The four channels are connected two by two s
33. disconnected from the power supply The terminals are arranged symmetrically Special care is required when connecting the speaker cords failure to connect them in the correct manner for the desired mode will result in lost or imperfect sound INPUT 1 This is an input terminal for connecting CD players control amplifiers channel dividers and other components SPEAKERS L These are terminal for left hand speakers The rear and under sections of this appliance are copper plated to ensure high quality sound may somtimes happen that marks are left during the plating process but this does not affect performance SPECIFICATIONS Amplifier Section U S model only When set to Bridge mode Continuous average power output is 200 Waits per channel min at 6 ohms from 20 Herz to 20 000 Herz with no more than 0 296 total harmonic distortion When set to Dual mode Seaprate mode Continuous average power output is 90 Watts per channel min at 3 ohms from 20 Herz to 20 000 Herz with no more than 0 2 total harmonic distortion Continuous power output driven simultaneously at 20Hz to 20kHz European mode only Bridge mode TD 015 6 n tenir 220W 2 Qiiid eriperet pietre eye 190W x2 Dual Seaprate mode TIED 015 30 T H D 0 09 4 Q T HD 008 80 DIN Continuous power output driven simultaneo
34. product functions as a 4 channel power amplifier 115 watts 4 ohms for each of 4 channels By connecting to a 2 way channel divider a high grade multi amplifier system can be established Using two units of this product provides a Hi Fi surround system for up to 8 channels The product can also be used for DVD multi channel audio DOLBY DIGITAL and DTS applications 2 DUAL mode By connecting speakers that conform to tandem wiring use a Bi amplifier tandem amplifier system can be established By driving tweeters and woofers separately with different amplifiers interference between speaker units is virtually eliminated Thus super hi fi stereo playback with a high degree of purity is enabled 3 BRIDGE mode The product functions as bridge output high power amplifiers 230 watts 6 ohms for each of 2 channels Symmetrical twin stereo structure High performance stereo amplifiers are symmetrically mounted left and right Of course in SEPARATE or DUAL mode enlargement of a large current loop can be eliminated even in BRIDGE mode restraining sound degradation due to magnetic coupling which is a disadvantage of bridge amplifiers The important parts are isolated by shield plates and shield cases to achieve excellent channel separation at high frequencies 104 dB or more at 20 kHz between the left and right channels You can enjoy high grade stereophonic playback in a rich sound field Advanced direct energy MOSFET power amp
35. w S901 ATT THROUGH E 3 E 9902 ATT HOLD 382 S903 INPUT 9917 9915 9916 5904 ILLUMINATION S905 MODE DTC124EK DTC124EK DTC124EK e e Sz sz Sz f pe e x D936 e CTRL DAP2 2K D935 3 3 3 155355 RIR R ams o 40 40 5 5 5 11 o IC901 5508 9 s ngs mI g 85 255 536 a 1 v VR2 42 5 T m a z m P DET 1 e e CLK K ILL 42 SRO INPUT 58 IND IN1 HLD 58 IND IN2 THR 57 IND SEP 58 IND BRD 55 e IND DUAL MDA 54 IND AT THR ILL 1 55 7 IND AT HLD ILL 2 22 INPUT2 F MUTE 51 1 15 DAC VR SEPARATE 90 AT THR g AT HLD INPUT ILL 5905 SEPARATE 29 1 mb 2318 08 08 og PER d INVERT DUAL 28 Bi 7982 NE WE NE 4 6 a Es SPRYH BRIDGE 27 s 858 858 858 858 s 02 gt aO gt D SUB PORT BACK UP 26 MODE ASD7014 VREF RESET X901 9 ves 24 5 t2 a XOUT 25 4 551014 21
36. 00 090 i T ANP7282 C 903 902 0904 0901 0918 0935 0932 0946 Q943 090 02 0934 0933 0949 Q947 0952 904 0945 0942 28 IC901 1 m 2 3 4 7282 D FRONT ASSY 4 M AX10 SIDE B Q916 Q919 0928 Q930 Q915 Q926 Q951 Q917 Q907 Q950 Q948 Q914 3 1 10 4 4 INPUT L ASSY CN301 ap N 005020 20000000000 0101 0106 INPUT L ASSY Q107 Qi IC101 IC102 Q119 9120 0129 0131 0110 9114 ANP7281 A SIDE Ac OP MSIE s B 714 F 0220 0219 1 202 201 0211 0207 0201 E Q229 Q231 7281 0214 0210 Q206 INPUT R ASSY SIDE B rs NNN m 35 SIC Ler eeey Q grea 0226 0228 0217 0216 218 215 1 2 5 I 1 10 4 6 V AMP L ASSY E v ameo assy CN715 CN508 CN502 CN507 VR301 VR302 J101 Bn Q309 oe aig Q333 Q334 Q324 Q316 Q308 0304 ANP7294 C z V ANP L ASSY SIDE B Q341 Q325 Q331 Q332 Q329 Q337 Q340 Q336 Q338 Q344 Q328 Q335 1 m 2 3 4 10 V AMP R AS
37. 09 C310 CEHAZA470M10 C331 CFTYA683J50 C337 C338 CSZSR100M16 RESISTORS R303 R304 RDM1 2P221J R345 RDM1 2P3600F R343 R344 RDM1 2P7500F R341 R342 RDM1P3001F R379 R380 RDR1 4PM470J R301 R302 RDR1 4VM104J R315 RS1 1081001D A R349 R352 RS1 108101J R314 RS1 1081101D R386 RS1 10S30R0D R385 RS1 10S33ROD R313 R316 R325 R328 RS1 10S3900D R347 R348 RS1 10S5100D VR301 VR302 2200 ACP7002 Other Resistors RS1 10S J OTHERS CN303 23P CONNECTOR 96045 23 9301 2WIRE SHIELD HOUSING ADX7258 J302 2WIRE SHIELD HOUSING ADX7259 KN301 EARTH METAL FITTING VNF1084 amp L assy Awx7673 SEMICONDUCTORS A 1C501 1C502 IC PROTECTOR 10A AEK7022 Q503 Q504 Q507 Q510 A Q517 Q518 Q513 Q515 Q511 Q512 Q505 Q506 Q501 Q502 Q519 Q520 D501 D502 D503 D504 COILS AND FILTERS L501 SWITCHES AND RELAYS RY501 RY502 CAPACITORS C505 C506 C507 C508 C511 C512 C501 C504 C509 C517 C518 C515 C516 47uF 10V RESISTORS R519 R520 R535 R536 R501 R502 29 1162 2802712 29039138 25 1132 DTA124EK DTC143EK IMX1 155355 BR3371XJ30A RTF1167 ASR1035 CEANP470M10 CEAT100M50 CEHAZA220M25 CEHAZL471M50 CFTYA224J50 CFTYA474J50 CKSQYF104Z50 RCH1139 RS1 10S1502F RS1 10S1602F M AX10 Mark No Description Part No R503 R504 RS1 10S6801F R521 R522 R537 R538 RS1 10S8201F R509 R512 R531 R534 RS2LMFR22J R513 R514 RS3LMF2R2J VR501 VR502 4 7KQ ACP7003 Other Resistors RS1 10S J OTHERS CN502
38. 1 5904 CAPACITORS 921 922 942 C961 C963 C964 C941 C955 C957 C953 24 01 10 178 05 178 15 PD5508B9 2SA1048 25C2458 25 2705 259146 DTA124EK DTA143EK DTC124EK DTC124EK DTC124ES 155355 DAN202K DAP202K NSCW100 8511 SLP6118C51H UDZS7 5B VSS1014 ASD7014 VSG1009 CEHAZA220M25 CEHAZA470M6R3 CEJA100M35 CEJA2R2M50 37 10 Description Part No Mark No Description Part No C927 C954 CKSQYF103Z50 901 914 923 926 CKSQYF104250 COILS AND FILTERS C931 C934 C951 C956 CKSQYF104Z50 L101 RTF1167 SWITCHES AND RELAYS RESISTORS RY101 RY103 VSR1008 Other Resistors RS1 10S J CAPACITORS C101 C102 C105 C108 220pF 7012 OTHERS C140 47uF 7116 902 CABLE HOLDER 51048 0300 C103 C104 CCCSL560K2H 901 7P CABLE HOLDER 51048 0700 C135 CCSQCH100D50 CN901 16P CONNECTOR 52492 1620 C132 C134 CCSQCH101J50 9902 3P JUMP WIRE D20PDY0310E 9901 7P JUMP WIRE D20PDY0715G C128 CCSQCH470J50 C129 C130 CEAT100M50 3 C121 C122 CEHAZA101M25 C131 CEHAZA220M25 LED ASSY 125 126 CEHAZL471M25 TOR NSCW100 8511 115 118 CEHAZL471M50 119 120 123 124 1 04 50 C109 C110 CQHA561J2A RESISTORS C141 C142 22uF RCH1077 All Resistors RS1 10S J C111 C114 47uF 10V RCH1139 127 100uF 6 3V VCH1156 OTHERS SY CN751 JUMPER CONNECTOR 52151 0310 R
39. 2 z z ARTIE y 2 CHASSIS gt gt Ba gd uw ox2 582 5 S Sk 383 m 1 f I pe 16 m2 lt SK Ole x gt 5 Sm T5 lt zz 5 8055 lt 8 lt 8 ox ox ox ET E a 3 Ex o CHASSIS ux all I 1 m 2 3 4 m 8 10 AC23 V 5 60Hz AC12 V 68Hz 13 5
40. 20 msec 20 msec rg _ Flag for Mode error LED Warning ILL lights if it is off Mode error LED Acknowledgment of switching warning Key disabled Relay ILL processing Silent mode 200 msec Fig 8 Timing of mode switching error processing M AX10 7 3 Warning when switching ATT THROUGH from OFF to ON When is switched from to key becomes valid when it is held pressed for 2 seconds The ATT THROUGH ON OFF LED flashes during those 2 seconds IC901 PD5508B9 Q Nr S 3 o 8S RI gt lt lt J sb 2 og Oo 0 amp lt Cow eo gt x F 2 2 gt 0 gt gt gt 1 2 gt gt Q E kE lt lt lt u n xx 2 0 z B NO D lt x 1 I k E 0 P lt st 554 lt gt 9 2 lt u gt E N On gt K u Z 2 0 SiGe is oo 4 x X gt TN SI T N MT SH 0E oN of N DAC8043FP INPUT L ASSY 1C101 INPUT R ASSY 1C201 D A Converter IC 9 Pin Assignment Top View 9 Block Diagram INE i 12 BIT V icd D A CONVERTER ip LD DAC REGISTER 12
41. 23P CONECTOR 96045 23 507 508 2P TOP POST B2B EH 501 PCB BINDER VEF1040 KN501 KN502 EARTH METAL FITTING VNF1084 INPUT R ASSY SEMICONDUCTORS IC201 DAC8043FP 202 275 02010202 25 1048 0207 0208 0213 0214 25 1145 0220 2SA1145 Q203 Q206 2SA970 Q209 Q212 2902705 A 0219 2502705 0223 0224 0229 0231 25 1132 Q215 Q217 0226 Q228 DTA124EK Q216 Q218 DTC124EK D201 D212 155355 213 0214 UDZ18B D215 UDZ85 1B COILS AND FILTERS L201 RTF1167 SWITCHES AND RELAYS RY201 RY203 VSR1008 CAPACITORS C201 C202 C205 C208 220pF ACE7012 C240 47uF 7116 C203 C204 CCCSL560K2H C235 CCSQCH 100D50 C232 C234 CCSQCH101J50 C228 CCSQCH470J50 C229 C230 CEAT100M50 C221 C222 CEHAZA101M25 C231 CEHAZA220M25 C225 C226 CEHAZL471M25 C215 C218 CEHAZL471M50 C219 C220 C223 C224 CFTYA104J50 C209 C210 CQHA561J2A C241 C242 22uF RCH1077 C211 C214 47uF 10V RCH1139 C227 100uF 6 3V VCH1156 RESISTORS R237 R238 RDR1 4VM1001F R235 R236 R266 RDR1 4VM2400F R239 R240 RDR1 4VM3001F R201 R202 RDR1 4VM391J R203 R204 RDR1 4VM473J 39 10 Description Part No Mark No Description Part No R257 R258 RS1 10S1002F Other Resistors RS1 10S J C AMP R ASSY AWX7674 OTHERS 1201 6P HOUSING SHIELD WIRE ADX7253 SEMICONDUCTORS JA201 JA202 PIN JACK 1P AKB7102 1C601 IC602 IC PROTECTOR 10A 7022 CN201 11P SOCKET KP200TA11L A Q603 Q60
42. 4 AWX7662 Eve ADXISSA Be 3 R841 J805 6 C1 C3 7J ANY 99 1 ADX7332 O4 o 891 ADX a Soe gt and oxen Z V NO SIGNAL Raos T mn 1 470 50 SM ADX7338 G 5566G SN R gt eS A a mol CN501 VLLI NO SIGNAL 805 21S 0809 v re 2 8 HS Bag e SN Sin Sis 7 9 ol g eje EE ole Wg lt lt BAR OS BN e 878 D811 5 T ye m S ZS 27 Ls Su 55666 5 W i 884 recA 470 50 BS we R807 808 Be PIOWER TRANSFORMER BRS 1 ATS7251 NY 25 680 ATS7277 KU CA eie 28 7 R843 22 m Eve LIVE 120V KU CA 16 8 B 230V NY 9 9805 607 CN803 JN 0857 25A1837 ov ACL ejg 1801 555660 71 00 5 S 28V 1 9 RTF1167 D833 813 AGL 5 AW asusid R831 C833 555660 0025108 4 7k NI Rh 0855 0821 ACSUB2 3 10803 10 1 502 D838 R833 1 1 555666 2 AGR 26 AEK7019 5A 0854 x av H ACR 8 RTF1167 55666 2502712 YGR NEUTRAL 802 0836 AKC7004 814 13 55666 71 1 amp 2541857 2 0804 z A 4 one C2 C4 c 895 Ke R844 and ge g 55 5 4 p Sur Ne Si
43. 4 25 1162 0607 0610 2502712 0617 0618 2503138 K V AMP R ASSY Q613 Q615 2SK1132 SEMICONDUCTORS 0611 0612 DTA124EK Q425 0426 0441 0442 2SA1162 Q605 Q606 DTC143EK 0409 0410 28A1920 0601 0602 0619 0620 IMX1 D601 D602 155355 Q401 0402 0407 0408 254970 21 Q413 0414 0423 0424 254970 0403 0406 0415 0416 2502240 COILS AND FILTERS Q421 Q422 2902240 L601 RTF1167 Q427 0428 0443 0444 2502712 oe SWITCHES AND RELAYS Q433 Q434 Q439 2SK1132 RY601 RY602 ASR1035 Q435 Q437 Q440 DTA124EK Q438 DTC124EK CAPACITORS D409 D412 UDZS7 5B 60 SEA 0608 2 220 25 611 612 CEHAZL471M50 SWITCHES AND RELAYS 0601 0604 CFTYA224J50 RY401 RY402 VSR1008 0609 CFTYA474J50 C617 C618 CKSQYF104Z50 CAPACITORS C615 C616 47uF 10V RCH1139 C403 C404 C433 C436 220pF 7012 413 414 10 7124 C401 0402 C419 10pF ACH7125 RESISTORS C405 C408 C423 C426 CCSQCH270J50 R619 R620 R635 R636 RS1 10S1502F 04110412 CEAT470M25 R601 R602 RS1 10S1602F R603 R604 RS1 10S6801F C415 C418 CEGA471M50 R621 R622 R637 R638 RS1 10S8201F C409 C410 CEHAZA470M10 R609 R612 R631 R634 RS2LMFR22J C431 CFTYA683J50 437 438 CSZSR100M16 R613 R614 RS3LMF2R2J VR601 VR602 4 7kQ ACP7003 RESISTORS Other Resistors 51 105 J R403 R404 RDM1 2P221J R445 RDM1 2P3600F OTHERS R443 R444 RDM1 2P7500F CN602 23 CONNECTOR 9604S 23C R441 R442 RDM1P3001F CN607 CN608 2P TOP POST B2B EH R479 R480 RDR1 4PM470J 601 PCB BINDER VEF1040 KN601 KN602 EARTH METAL FITTING VNF1084
44. 58 CD D HTM L 2 IQ hm Hour CN607 HTM L Do x HTM L Q Lour L HOUT L CN507 gt O LTM L CN608 x LTM L lt 402 L ADX7259 SEIM E n HOUT L LTM L 508 L HL 6 p esp 5 HOUT L 6 GND S HOUT L HNFB L GND S L LIG KB GND 5 GND S GND 5 HNFB L L LAG GND 5 GND 5 CN401 SND 5 GND 5 BER EH 2 GND S Yo GND 5 D K GND 5 N nh CN402 E KE GND S 11 5 K LNFB L GND S INVERT 0 ax 5 SEPA lt GND 5 GND 5 502 F MUTE 8 9 LNFB L gt 26 LOUT L PE TH 5 LOUT L GND S lt X 8 25 23V LOUT L Z 23v LOUT L GND 6 2 GND D 23V 23v 6 m dw KS 28V SPRYH 9 P SPRYH N GND D E g DI P85 be Exec O CN403 2 96045 23 SPRYH i SV M CN716 M AX1 NY M AX1 KU CA Power Amp Assy AWH7002 AWH7003 V AMP L Assy AWX7278 R Assy AWX7279 lt C AMP L Assy AWX7280 AWX7673 C AMP R Assy AWX7281 AWX7674 NOTES P CHASSIS 1 RESISTORS INDICATED IN Ohm 1 1 W 5 TOLERANCE UNLESS OTHERWISE NOTED k kOhm RM RDM TYPE R RDR TYPE 2 CAPACITORS INDICATED IN CAPACITY uF VOLTAGE V UNLESS OTHERWISE NOTED p pF INDICATED WITHOUT VOLTAGE 18 50V EXCEPT ELECTROLYTIC CAPACITOR GA CEGA TY CFTYA CH CCSQCH ZA CEHA
45. BIT INPUT SRI 6 SHIFT REGISTER 8 VDD 4 GND 51 10 7 2 PROTECTION CIRCUIT The protection circuits are provided for this unit When these protection circuits are activated the hardware muting is activated and muting and the output relays are controlled by the microcomputer There are two protection circuits 1 DC voltage detection at the output 2 Overcurrent detection due to the short circuit at the load end 1 DC voltage detection circuit At the High CH Low CH output current amp of C AMP L ASSY DC voltage is detected by Q507 and Q509 Q508 and Q510 and these transistors turned ON and P DET signal becomes Low When P DET signal becomes Low relay control Tr Q515 Q511 and Q512 becomes open and shut down the relay RY501 and RY502 Also microcomputer receive P DET Low signal and activate the mute circuit and set OFF the relay control Tr Q513 2 Overcurrent detection circuit At the High CH Low CH output current amp of C AMP L ASSY 4 side overcurrent is detected by Q503 and Q505 Q518 Q504 and Q506 and these transistors turned ON and P DET signal becomes Low Following is same as above side overcurrent is detected by Q517 Q503 and 0505 0504 and Q506 and these transistors turned ON and P DET signal becomes Low Following is same as above Refer to next page Flg 1 about the circuit description 3 Starting condition of the protection circuit The above protection circuits works under th
46. C839 C841 C825 C828 C834 C837 C805 C808 C842 C801 C802 RESISTORS R803 R804 R813 R814 R831 R839 A R815 R818 AEK7019 AEK7021 BA178M24T 2SA1255 2SA1837 2SA970 2902240 2802712 2503138 2904793 155355 F10KF20 S5566G TPB2 UDZ16B UDZ24B UDZ36B UDZS10B RTF1167 ACE7014 CEANP1ROM50 CEAT100M50 CEAT100M63 CEAT471M2A CEATR10M2A CEHAT100M50 CEHAZA220M25 CEHAZL101M50 CEHAZL182M35 CEHAZL331M35 CEHAZL471M50 CFTYA224J50 CKCYF103Z50 RD1 4LMF470J RD1 4MUF124J RS1 10S100J RS1 108101J M AX10 Mark No Description Part No A R819 R822 RS1 108301J R836 R838 RS1 10S3R3J A R805 R808 RS1LMF103J Other Resistors RS1 10S J OTHERS CN805 CN806 10 CONNECTOR 1 173981 0 CN804 16 CONNECTOR 96045 16 H851 H852 FUSE CLIP AKR1004 811 822 HEAT SINK ANH7100 A CN851 CODE SOCKET RKP1751 CN852 U P CONNECTOR RKP1833 CN853 U P CONNECTOR RKP1834 805 PCB BINDER VEF1040 KN801 KN803 EARTH METAL FITTING VNF1084 SW ASSY SWITCHES AND RELAYS A S701 ASG 553 CAPACITORS A C701 0 01uF 250V ACE7014 OTHERS A CN701 AMP U P CONNECTOR RKP1833 FRONT ASSY SEMICONDUCTORS IC904 A 1C902 A 1C903 IC901 Q952 Q903 Q904 Q901 Q902 Q943 Q946 Q907 Q914 Q942 Q945 Q918 Q915 Q917 Q919 Q926 Q928 Q930 Q947 Q951 Q932 Q935 D933 D935 D953 D927 D936 D901 D914 D929 D932 D951 D952 COILS AND FILTERS X901 4 19MHz SWITCHES AND RELAYS 5905 590
47. E mode and ATT THROUGH switch ON CN901 post sp 3 0908 0910 SRO 24 DTA124EK LD 1 9 17 M CLK 4 B 9918 UT D GND 2 49 DTA143EK DUAL BRIDGE N F MUTE 9 5 CN804 p er H SRS 4 4 zs inpur2 BTRERSATIC BRS STAS pac VR OE Q919 2 2 2 2 9 L e SEPARATE 4 8 588 B INVERT L 10902 78M05T DTC124EK 9926 9928 9950 SG IN sem Dr ME BE ozr e DH d QN QN DAN2 2K 52492 1620 11 11 DTC124EK DTC124EK DTC124EK 905 T 18 0929 0952 SLP6118C51H 5 Rj eda INPUT1 INPUT2 THR AT HLD io Np My st 599 SYN sae sae sae 85 amp KIN amp RIN m m 9 o i 1 NE E SOI Fee RET go ko nn Fn amp lt _ gt N s N s N s s bRS i S PES Q945 M S Big 24 SIN SIN SIN IN PED Q932 0955 Q934 Q93 Ea Q942 88 ori ek Dict 24ES DTOT24ES DTCT24ES DTC124ES IS 54 4902 e 2 751020 0 0310 0945 S 0946 5 8 ver He NG RI OE 6 947 0949 2 vFH 250146 250146 6 IC904 52151 0310 902 51048 0500 DTC124EK s DTC124EK iBs 1 T24c 1710PC
48. ESISTORS G R137 R138 RDR1 4VM1001F R135 R136 R166 RDR1 4VM2400F VR ASSY R139 R140 RDR1 4VM3001F SEMICONDUCTORS R101 R102 RDR1 4VM391J IC761 74 R103 R104 RDR1 4VM473J 2960186 R157 R158 RS1 1081002F Other Resistors RS1 10S J SWITCHES AND RELAYS S761 ASX7028 OTHERS J101 6P HOUSING SHIELD WIRE ADX7253 CAPACITORS JA101 JA102 PIN JACK 1P AKB7102 C761 CEAT100M50 CN101 11P SOCKET KP200TA11L C762 CKSQYF104Z50 RESISTORS V ASSY All Resistors 51 105 J SEMICONDUCTORS Q325 Q326 Q341 Q342 2SA1162 OTHERS Q309 Q310 2SA1929 CN761 7P JUMPER CONNECTOR 52147 0710 Q301 0302 0307 0308 2SA970 Q313 Q314 Q323 Q324 2SA970 Q303 Q306 Q315 Q316 2902240 G INPUT L ASSY Q321 Q322 25 2240 Q327 Q328 Q343 Q344 2902712 SEMICONDUCTORS Q329 Q331 Q332 2803326 IC101 DAC8043FP Q311 Q312 29505170 IC102 OP275GP Q333 Q334 Q339 2SK1132 Q101 Q102 25 1048 Q107 Q108 Q113 Q114 2SA1145 Q335 Q337 Q340 DTA124EK Q120 2SA1145 Q338 DTC124EK 0307 0313 0316 155355 0103 0106 254970 0309 0312 UDZS7 5B Q109 Q112 2802705 0119 2802705 SWITCHES AND RELAYS Q123 Q124 Q129 Q131 25 1132 RY301 RY302 VSR1008 0115 0117 0126 0128 DTA124EK Q116 Q118 DTC124EK CAPACITORS D101 D112 155355 303 304 333 336 220pF 7012 D113 D114 UDZ18B C313 C314 10uF ACH7124 D115 UDZS5 1B C301 C302 C319 10uF ACH7125 38 Description Part No C305 C308 C323 C326 CCSQCH270J50 C311 C312 CEAT470M25 C315 C318 CEGA471M50 C3
49. Process Port 13 DAC VR Key Input Port 37 ATT THROUGH Contents of Proces DUAL ep BRIDGE vpn ON OFF SEPARATE ON VOL invalid OFF L VOL valid Key disabled with ATT HOLD 39 INPUT 12 INPUT2 38 ATT HOLD INPUT 1 INPUT2 Key disabled INPUT 1 INPUT2 pn Key disabled Fixed at L ON HOLD data valid VOL invalid OFF VOL valid Key disabled with ATT THROUGH ON 46 Cycles Bright Dark Off at each key input ILL1 ILL2 Bright Dark Lamp Off LED Off H L L H H H L L Factory setting Bright H L N N R A A SL LL NL ILL or Ga F G 6 O lJ lt lt G p P lt 1 G FO G s VY 9 E E Xx lt gt u o gt lt are 25 4 1 lt gt gt 0 gt gt gt 1 EE M ou GE x oM c BE mew lt EEG lt 7 x x E Se NO Ot x 5 lt gt 09 gt lt gt u E Ons ae eee a gt gt TT O Of S T OLET G OF S 3 1 Key Inputs key input becomes valid after 40 ms to eliminate chatter The ATT THROUGH key input from OFF to ON becomes valid when the key is held pressed for 2 seconds 3 2 Switch inputs The MODE switch rotary switch setting is read when the power is t
50. SY 4 7 V AMP R ASSY a Z SSS 9 MINA lt aua Z 5 KN4 ay tms lt 7 ui x 3 58 z 85 33 5 Ei me 5 2 gt o o lt Q444 Q441 Q428 0432 Q431 0425 0429 0436 0435 0438 0440 0437 1 2 3 4 10 4 8 AMP L ASSY AMD ASSY VR502 VR501 Q515 Q513 CN303 SIDE A ANP7294 C Q502 Q501 Q520 Q519 5 e ji jie LT 1 j 0604 Q506 0508 Q510 9255 80800150 EP URL Ve 0518 0512 0511 Q517 Q507 0509 0505 0503 1 2 3 4 10 4 9 55 55 L Rch 1 Q 0615 Q613 ko fe b gt Ada 3 2 7 540 der TE 440114 18 2402 ANP7294 C Q601 Q602 Q619 Q620 SIDE B Q608 Q610 Q606 Q604 Q618 0617 0611 Q612 Q603 605 Q607 609 10 5 PCB PARTS LIST NOTES Parts marked by NSP are generally unavailable because they are not i
51. Service Manual DUAL DRIVE AMPLIFIER Pioneer ORDER NO RRV2345 M AX10 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND TYPE S AC120V Power Requirement AC230V CONTENTS 1 SAFETY INFORMATION 2 2 EXPLODED VIEWS AND PARTS LIST 3 3 SCHEMATIC DIAGRAM 12 4 PCB CONNECTION 24 5 PCB PARTS LIST s 36 6 ADJUSTMENT 44 7 GENERAL INFORMATION PETI E kasse 42 7 1 IC 42 7 2 CIRCUIT I 52 7 3 EXPLANATION i aia or 54 7 3 1 PRODUCT OVERVIEW 54 7 8 2 CIRCUIT DESCRIPTION m 55 8 PANEL FACILITIES AND SPECIFICATIONS 58 PIONEER CORPORATION 4 1 Meguro 1 chome Meguro ku Tokyo 153 8654 Japan PIONEER ELECTRONICS SERVICE INC P O Box 1760 Long Beach CA 90801 1760 U S A PIONEER EUROPE NV Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS ASIACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 O PIONEER CORPORATION 2000 272 JULY 2000 Printed in Japan 10 1 SAFETY INFORMATION This service manual is intended for qualified service technicians it is not meant for the casual do it yourselfer Qualified technicians have the necessary test equipment and tools and have been trained to properly and safely repair complex products such a
52. TINGS ONLY NOTE FOR FUSE REPLACEMENT 15 1 10 DUAL BRIDGE F SEPARATE 1 3 3 LED VR ASSY TemA D901 D902 D903 0904 0905 9901 2562705 OY R904 NSCW1 00 NSCW1 00 NSCW1 00 NSCW1 00 NSCW1 00 55 ei sd s s s 1 R901 C901 C992 C905 C904 EN H l I Q903 E Sek 2602458 GRBL 0 1 50 0 1 50 0 1 50 0 1 50 0 1 50 I A H or L at the 01 indicates 9907 0909 the logio level of a each signal DTA124EK DTA124EK when the amplifier works normally e in SEPARAT
53. TT HOLD on and off while the output is muted eight seconds after switching the power on 58 ATTENUATOR 4 ATT THROUGH BEWARE If this button is used the volume will be herted at maximum level Pressing the ATT THROUGH button for two seconds or longer causes the sound to be output through the speakers without passing through the attenuator circuit However because the mute circuit is activated thereis no sound for five seconds after the button is depressed The sound will emerge from the speakers five seconds after the ATT THROUGH button is pressed Note that it will be maximaum volume Pressing the button again will cancel the operation 5 ILLUMINATION Pressing the ILLUMINATION button once twice or three times alters the brightness of the panel light mode indicator as indicated below Pressing it a fourth time will return the lights to their initial settings Mode Mod Panel illumination indic light light Indicator initial setting Press On once Press On twice Press three Off times 6 INPUT This button allows you to switch between INPUT 1 and INPUT 2 Note however that this is not possible if the the OPERATION MODE switch is set to SEPARATE 7 ATTENUATOR This Knob allows you to adjust the attenuation in 31 stages In dual and bridge modes it functions as volume control 0 dB when turned full right and lt lt when turned full left In Separate mode it functions as
54. WX7281 POWER SUPPLY ASSY AWX7664 AWX7662 Power Transformer ATS7277 ATS7251 Fuse FU1 VEK1029 REK 106 10A 4A Cable J23 J24 ADX7335 Not used Fuse FU2 FU3 AEK7069 Not used 20A Fuse Holder AKR7002 Not used IPC Caution Label AAX7784 Not used Fuse Card AAX7795 Not used Fuse Card AAX7796 Not used Micro Fuse Caution Label AAX7810 Not used 65 Label ARW7050 Not used FCC Label VRW1559 Not used Fuse Card Not used AAX1589 10 2 3 REAR PANEL 1 REAR PANEL PARTS LIST Mark No Description Part No 1 V AMP L ASSY AWX7278 2 ASSY AWX7279 3 INPUT L ASSY AWX7273 4 INPUT R ASSY AWX7274 NSP 5 JOINT ASSY AWX7283 6 Ground Terminal AKE 046 7 Speaker Terminal 1P AKE7009 CN1 CN2 CN5 CN6 8 Speaker Terminal 1P AKE7010 CN3 CN4 CN7 CN8 9 23P FFC 60V J5 J6 ADD7154 A 10 Cord with Plug See contrast tabel 2 11 11 Housing Wire J3 J4 ADX7278 12 ODE 13 Connector Assy J7 PG10MM F15 14 Connector Assy J8 PG10MM2F15 15 Rear Panel MET ANC7820 16 Rear Panel Plate R See contrast tabel 2 17 Rear Panel Plate L See contrast tabel 2 18 PCB Holder MET ANG9101 19 Shield Plate PLS ANK7076 20 AC Shield L ANK9025 21 Shield Cover ANK9026 NSP 22 Spacer AEB7169 NSP 23 Tape AEH7008 NSP 24 Damping Plate AMR7278 NSP 25 Damping Plate AMR7281 NSP 26 Tape PNM1249 27 Fiber Washer RBF1045 28 Screw ABA1192 29 Screw BBT30P100FCC 30 Screw ABA1207 31 Rivet AEC 441 32 Nylon Rive
55. ZA SR CSZSR NO MARK ELECTROLYTIC CAPACITORS CEAT 3 DIODES NO MARK DIODES ARE 155555 4 VOLTAGE INDICATED IN DC VOLTAGE 5 THE MARK FOUND ON SOME COMPONENT PARTS INDICATES THE IMPORTANCE OF THE SAFETY FACTOR OF THE PART THEREFORE WHEN REPLACING BE SURE TO USE PARTS OF IDENTICAL DESIGNATION 6 TRNSISTOR 5 RANK 25 224 BL 2565170 FG 25 870 BL 25 1828 FG 2562712 GR 25 1162 GR 25 5526 AB 21 1 10 3 6 L ASSY NOTES 1 RESISTORS INDICATED IN Ohm 1 10W 5 TOLERANCE UNLESS OTHERWISE NOTED kOhm F NON FRAMABLE TYPE 2 CAPACITORS INDICATED IN CAPACITY uF VOLTAGE V UNLESS OTHERWISE NOTED INDICATED WITHOUT VOLTAGE IS 50V EXCEPT ELECTROLYTIC CAPACITOR TY CFTYA YF CKSQYF ZA CEHAZA ZL CEHAZL NO MARK ELECTROLYTIC CAPACITORS CEAT DIODES NO MARK DIODES ARE 155555 4 VOLTAGE INDICATED IN DC VOLTAGE NO SIGNAL 220Wx2ch 60hm BRIDGE MODE 5 THE MARK FOUND ON SOME COMPONENT PARTS INDICATES THE IMPORTANCE OF THE SAFETY FACTOR OF THE PART THEREFORE WHEN REPLACING BE SURE TO USE PARTS OF IDENTICAL DESIGNATION CAUTION 6 TRNSISTOR RANK FOR CONTINUED PROTECTION AGAINST RISK OF FIRE 2505158 OY 25 1162 YGR 28C2712 YGR REPLACE ONLY WITH SAME TYPE NO 491010 FOR IC501 IC502 1 C601 AND I C6 2 MFD BY LITTELFUSE INC 54 5 AMP L ASSY
56. _ _ J ADG7 41 KU CA MODEL AC12 V 60Hz 14 1 2 3 4 10 CN901 DAC VR P DET F MUTE 2 1 SPRYH 5 INVERT 6 INPUT 2 HD Nc SPRYG 8 9 25 1 CN804 EN cn711 1 4 805 ile the amplifier is switched ON wh 48 SRO 9604S 16C QG ZZ 0 27 2782 2694 KN802 VNF 1084 lt N nt S o EEUN 155 zzz 1 lt lt gt 2 N o LO o N N SEI IEEEE gt lt lt lt lt gt gt Eu gt 7 2 212 n lt 2 Oo u 0 lt 186 1 1 435 6 LIANI HAdds G avd 2 8 os 1 TIHA gt 300 AZZ THA 6788 G08NO AINO ANZ AINO ANZ S 05 0 09 01 1585 1 B 628 001 1282 838 x 5 B TE E D 4 991701 991701 82 e re ot 20 izay 6284 95 Za ANM Ea Fee N Bis lt lt 01 avzzan avzzan 01 HE 1189 6180 AO 8515952 0 562 LYST
57. aov z 2 91 9022 ed Sa BR 5 921 40 2 zS MNNSZ 6060 MYK p BASE EB 9050 BIND ENT mere BS gt 7 40018 ONS NE 406 Ly amp 1088 9226252 gzesosz 2094 1190 2550 4 AD je Sab BLZLXMV JACI CES 5 gt ovals por T AA 5 N zoca lt 9 o SZLLHOV 159 SIE 6129 OSS 012 0 2 5 9 Qy ozz 012 Occ BS AA BAM AAN lt 9 9 secu Loc LLEN E i 8193 ZOA very 5 nd 59 53 I hoe 5 2 355 S9 gt onu p He os e Site Be 185 0 amp o E s gt N S N L 2 m l 5 p 5 2 tus gt lt N M N SES o 388 A ee o gt lt ERR 5 tc gt a I gt gr SN 3 888 BEG SEK MD Es e ST 5 t S 2 021 a gt mos 89 gt in 59994 x e BES o 4 S n SR 3 G lt o 3 i TR a lt 3406 91 99 9118 amp OOOO OJH0ENO G5 OO OOOO OO 5 N w H gt lt gt AER a I ie e 122120 BS 9 LO 64 ud 0 OS 26 98 25 Z 002 ZN gt Js E ab nv gt gt w 39AIHE TVnNA aLvavdas O 0 9 1
58. d Black OV 10mV Between pins 1 and 2 Between pins 3 and 4 Table 6 2 Adjustment values of idle current Coarse Adjustment Adjustment Timing Power ON immediately Between pins 1 and 2 Between pins 3 and 4 6 3 OPERATION CHECK OF THE PROTECTION CIRCUIT While supplying a sine wave of 1 Hz 1 2 Vrms in DUAL MODE with ATT THROUGH OFF increase the volume level and check that the protection circuit activates before the level reaches the Adjustment value Pin voltage 14 5mV 1 0mV Fine Adjustment VR302 L Low ch DC OFFSET ADJ VR301 L High ch DC OFFSET ADJ VR502 L Low ch Idle Current ADJ VR501 L High ch Idle Current ADJ Elapsed time from More than 5 min and less than 10 min More than 10 min and less than 15 min maximum value It works about before twelve o clock position 16 0mV 0 5mV CAUTION This check mode may damage the speaker s when it is connected to the output terminal It is recommended 15 5mV 0 5mV that output terminal is open at this check mode the coarse adjustment More than 15 min and less than 30 min 15 0mV 0 5mV More than 30 min CN505 14 5mV 0 5 VR402 R Low ch DC OFFSET ADJ VR401 R High ch DC OFFSET ADJ VR602 R Low ch Idle Current ADJ VR601 R High ch Idle Current ADJ Rear Side
59. e following condition DC voltage detection about over Overrcurrent detection about over 14 15A 52 10 TLNO H TLNO ONS TLNOH V 1 dA T TA SLINOYIO NOILO3 LOHd LINDYID NOILO313G LINDYID 93 36 LNIYUYNDYIAO ASSY 1 Ager i gt 1304 0691 woo n HAHdS LINDYID NOILO313G LNSYYNDYSAO LINDYID NOILOALAG 39V 110A OG Nilo slo NN Sia gt N XO NWS 012 V V lt 2112252 b s 5 92 zg S gens 1911418 2112252 8090 28 NS Ss 1007 0190 1 100 SE i Y Ste gg V lt ANS mo I 4 58 ars BES lt 11 01 sga 9 5 m 59845 Ba HT Wer 101a S 5946 9280 50 gay Mave LV LG s Jeg aT E
60. e without using additional coils Each signal stage has a local stabilized power source and the lamps are driven at a constant current for low power consumption Level Diagram 14dB Dual Separate 12dB 2048 Bridge Input 1 2 ATT through Input high low Speaker Out Input Buffer Power Amp Amp OdB 58dB MIN DAC VR 404 100Vrms 30dBV 20dBV permission input level 10Vrms With attenuator 10dBV 0dBV 1Vrms 10dBV 57 10 9 PANEL FACILITIES AND SPECIFICATIONS FRONT SECTION 2 D POWER Press to switch the appliance on and off 2 OPERATION MODE Use this to switch between the three modes bridge dual and separate Be sure to turn the power off before switching between modes Switching with the power on will activate the warning circuit The mode illumination light and mode indicator will flash and the output will be muted If it happens you should turn the operation mode switch back to its original position The flashing will stop and your M AX10 will return to normal 3 ATT HOLD This button is activated only if the OPERATION MODE switch is pointing to SEPARATE Press the ATT HOLD attenuator hold button while in separate mode allows whatever atten uation has been set with the ATTENUATOR knob to be retained Pressing it again will cancel the operation Note however that it is not possible to turn A
61. ed in a shielded box to completely eliminate electrostatic and magnetic coupling 3 DAC attenuator block Attenuator section This is a digitally controlled high precision analog attenuator that uses a ladder resistance block of R 2R type DAC ICs for volume control The signal is input to the Vref reference voltage terminal and the attenuated signal current is obtained from the Iout current output terminal The signal at this terminal is converted to a voltage signal by an I V converter of the operational amplifier An output signal of the same phase as the input signal is obtained through inversion by the operational amplifier The attenuation volume adjustment is controlled using serial data from the microcomputer Control section A 5 bit 31 position digital rotary switch is used The rotation angle and information can be sent to the microcomputer enabling the silent function Low Power Consumption mode of the microcomputer Two DAC ICs are used for two individual channels There is no mechanical contact resulting in fewer errors in attenuation volume and gang errors within 0 1 dB at any position The attenuation volume can be flexibly adjusted by the microcomputer software With this product it can be set in 2 dB steps up to 58 dB in BRIDGE mode and in 0 5 dB steps up to 15 dB in SEPARATE mode When this product is used in combination with a preamplifier you can bypass the DAC attenuator block using the ATT THROUGH funct
62. eriod the read data are written to RAM If the MODE switch was operated during the POWER OFF period the default settings are made Default INPUTI ATT THROUGH OFF ATT HOLD OFF ILL Bright Then the timers are set Refer to the next page Fig 1 IC901 PD5508B9 8 AANA amp GI 8 1 2 e gt gt gt VR3 42 41 GE 5 ES lt 2 22 gt I RESE B E amp x BRID F SEPARATI ND INT HLD 58 ND IN2 THR ND SEP ND BRD ND DUAL ND AT HLD ILL ND AT ILL SEPARATE 15 INVERT 16 CLK DAC VR SPRYH VREF g Shou STN TOT SIT 10 1ZKsUB PORT BACK U 18 19 22 xouT 21 vss 8 2 8 12 12 15 14 Reset AG check D 200 msec M AX10 se Register initial setting RAM initial setting when EEPROM read out is OK RAM initial setting when EEPROM read out is NG Timer tminit 5 50 INITCONT start INITCONT processing Relay Timer tmprot MUTE Timer tmmute INPUT SW set ACTION start lt 7 8 sec 0 3 sec 7 gt LED lights processing ATT through SW set MODE SW set 9 100 msec ILL lights p
63. ge current tester such as Simpson Model 229 2 or equivalent between the earth ground and all exposed metal parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120V AC 60Hz outlet and turn the AC power switch on Any current measured must not exceed 0 5 Many electrical and mechanical parts in the appliance have special safety related characteristics These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are identified by marking with a on the schematics and on the parts list Reading should in this Service Manual M above The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one shown in the parts list in this Service Manual may create shock fire or other hazards Test all exposed metal Product Safety is continuously under review and new sua ss instructions are issued from time to time For the latest information always consult the current PIONEER Service Also test with Manual A subscription to or additional copies of PIONEER plug reversed Service Manual may be obtained at
64. ication state at the operation of OPERATION MODE SW during Power On state When 200 ms have elapsed after such a process is completed the unit can enter SILENT mode The unit restarts upon key input a volume operation mode switching or P DET input The timer is set for 5 second restarting When 200 ms have elapsed after the restarting process is completed the unit can enter SILENT mode again SILENT mode The control i com enter the low power consump tion mode and stops the oscillation of system clock 1 6 POWER ON OFF 1 POWER ON After POWER ON port 16 SPRYH Pin16 is set to L and port 31 FMT Pin31 is set to H Port 31 FMT is set to L after 3 seconds and muting is set to OFF After another 5 seconds 8 seconds after POWER ON ports 16 SPRYH and 17 SPRYG Pin17 are set to H and relay is set to ON Power ON 16 SPRYH 31 FMT 44 2 POWER OFF Port 16 SPRYH Pin16 is set to L 10 ms after POWER OFF port 26 BACKUP Pin26 becomes L Ports that must be processed other than port 16 are operated immediately after this 26 BACKUP 16 SPRYH 10 msec 2 Initializing The main routine starts after reset processing Normal processing starts after the initializing process is completed with initcont The data read during the reset processing are written to RAM See the 1 Basics P 43 If the MODE switch was not operated during the POWER OFF p
65. ion For this bypass switching the same small signal relay as with the INPUT switching clock is used 4 14 dB power amplifier block Pioneer s original Direct Energy MOSFET Amplifier and Wide Range Linear Circuits are mounted The circuits function as the inversion noninversion switching amplifier on the high channel side and as an inversion amplifier in BRIDGE mode This eliminates the necessity for an inversion amplifier otherwise essential for a bridge amplifier M AX10 5 Protection circuit When a DC voltage at the output end or a short circuit at the load end is detected hardware muting is activated and muting and output relays are controlled by the microcomputer When a short circuit at the load end is detected a resistance inserted between the MOSFET drain power sources is used for current detection in place of a bridge detection circuit a device greatly affected by the phase difference between the output power voltage and current Thus possible malfunction of the protection circuit in practical use is prevented 6 Power block A large 450 V A Super Ring is employed for the transformer The second coils are separated into three coil windings for left channel right channel and a subcircuit For the power amplifier a full wave voltage doubler rectifier system is used to suppress high frequency current For the voltage amplifier a half wave voltage doubler rectifier system is used to obtain the specified voltag
66. ju abels AOET 1ueuno duyjewog AOpr 2 dwy do AS LF 4e1ndu10204J9 A USD HOGG P jdO NO 11989 444 1 901 peu 9 I uo uo YBIH o 1 Gig OMO0S AL do MOT E peu 1 9 uo indul O9 MOO2 AL Z OVv MO00L AOZ 3 35 39138 JOVWLTIOA LNdLNO H3MOd 9 1913 APG L 55 10 E Each mode of block diagram 12dB IN2 pet 12dB 8 m gt Tu DAC VR Dual Drive Mode N 12dB 14dB IN 2 gt V RED i 12dB 14dB f RED IN 4 j DAC VR Bridge Drive Mode N 12dB 14dB Low ch fy RED 12dB 14dB fy High ch po NS DAC VR 56 Separate Drive Mode Low ch High ch Full Range Low ch High ch Descriptions of the Block Diagram 1 INPUT switching block Four small signal relays for individual channels are used for input signal switching 2 12 dB flat amplifier block The input signal is amplified by 12 dB 4 times to increase the input level at the DAC attenuator block to improve the dynamic range and signal to noise ratio In DUAL or BRIDGE mode the flat amplifier on the low channel side is shut down by the LOCAL CIRCUIT OFF circuit The circuits are mount
67. lifiers This product employs MOSFETs of larger capacity than with conventional models For insulation between each large heat sink and MOSFET a quite small zero resistance ceramic sheet is employed to improve the radiation characteristics Not only a rise in temperature with continuous signal input but also instantaneous rises in temperature with pulse type input can be minimized For higher sound quality the response speed to an input of large sound volume and the clarity are highly improved In addition a newly developed Z ZETT BIAS circuit that precisely reproduces the thermal factors of a MOSFET is mounted for temperature compensation for the idle current This drastically improves the drift of the idle current which may greatly affect sound quality and enables playback at constantly stable sound quality immediately after you turn on the power 54 Wide range linear circuit The wide range linear circuit has been enhanced to improve DC stability by newly employing highly accurate parts of 0 5 error and single chip dual transistors for a completely discrete structure that uses no DC servo or operational amplifier This enables natural and clear playback of low frequencies by keeping NFB stable from very low frequencies E DAC Digital Accurate Control attenuator A high precision 12 bit D A converter of ladder resistance type is used Advantages of the DAC attenuator when compared with conventional mechanical sliding type co
68. n circuit higher reliability and safety are ensured Ultra Low Impedance Power Circuit Power de coupling by an ultra low impedance condenser ample jumper lines and a No 16 wire power cable are employed for very low impedance in the power and ground lines In the low frequency range channel separation is greatly improved achieving 115 dB at 20 Hz by decreasing ground common impedance In the high frequency range the rise in impedance due to the inductance component is suppressed for higher frequency stability Thus a power amplifier that is virtually impervious to changes in speaker impedance and connection cables has been created 10 ion t Descript Block Diagram ircui 7 3 2 C ov JelnduoooolN p Ber em s aa 0 am NOHd33 NI HL D 431 dnyoeg 13938 ovg ae uomneuuojul 44O NO OV Ea o T H u Ad LAdNI 7 104 ICON 7 MS 3CON ILAN ONnd Indul 3y 8 viva LIV pH CS di 1 S walis Vt vO DM VOL 19111084 1 anem N4 _ uondnae
69. n our Master Spare Parts List The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation When ordering resistors first convert resistance values into code form as shown in the following examples Ex 1 When there are 2 effective digits any digit apart from 0 such as 560 ohm and 47k ohm tolerance is shown by J 5 and K 10 560 Q 5600108 gt SOT RDIAPU 5 161 1 J 47k Q RD1 4PU 4 711317 05Q gt 1Q Sn JRO RSIP 1 R 0 K Ex 2 When there are 3 effective digits such as in high precision metal film resistors TOKO gt 623105 3 DOOD aee tette 5 6 2 1 F CONTRAST OF PCB ASSEMBLIES Part No Symbol and Description Remarks M AX10 KU CA M AX10 NY POWER AMP ASSY AWH7003 AWH7002 AMP L ASSY AWX7278 AWX7278 ASSY AWX7279 AWX7279 C AMP L ASSY AWX7673 AWX7280 C ASSY AWX7674 AWX7281 AF COMPLEX A ASSY AWM7410 AWM7410 INPUT L ASSY AWX7273 AWX7273 INPUT R ASSY AWX7274 AWX7274 SW ASSY AWX7282 AWX7282 JOINT ASSY AWX7283 AWX7283 VR ASSY AWX7334 AWX7334 AF COMPLEX B ASSY AWM7507 AWM7506 POWER SUPPLY ASSY AWX7664 AWX7662 FRONT ASSY AWX7276 AWX7276 LED ASSY AWX7277 AWX7277
70. nominal charge from Using AC adapter u PIONEER plug as required Leakage Test 2 EXPLODED VIEWS AND PARTS LIST NOTES Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List 9 The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation Screws adjacent to mark on the product are used for disassembly 2 1 PACKING 4 2 CONTRAST TABLE 1 PACKING PARTS LIST M AX10 Mark No Description Part No NSP 1 Literature Bag AHG 117 2 Instruction Manual ARB7217 NSP 3 Warranty Card See Contrast table 2 NSP 4 Warranty Card See Contrast table 2 5 Styrol Protector L AHA9014 6 Styrol Protector R AHA9015 7 Packing Case See Contrast table 2 8 Door Sheet AHG7064 9 Mirror Mat RHC1024 10 Polyester Bag VHL1004 11 Recycle Label See Contrast table 2 M AX10 KU CA and M AX10 NY are constructed the same except for the following Symbol and Description Warranty Card Warranty Card Packing Case Recycle Label M AX10 KU CA ARY7045 Not used AHD7875 ARW7091 Not used ARY7022 AHD7874 Not used M AX10 NY Remarks 10 2 2 EXTERIOR 4540 Q e e 10 for KU type Q
71. ntrols 1 Excellent S N in practical usage 2 The frequency response is not affected by the attenuation volume setting 3 The attenuation volume can be programmed This product provides two curves for high frequency attenuation in a multi amplifier system and for normal volume control 4 No tracking error gain error between channels No signal irregularity from vibration providing pure sound 6 The operation block and the circuit block can be separated The signal path length can be minimized by free layout Large sized super ring toroidal transformer large sized super ring toroidal transformer of 450 VA is employed for the lowest possible loss and lowest impedance at the power block In addition repression of power harmonics which has been regarded as impossible with large capacity toroidal transformer has been achieved enabling powerful and smooth playback at high speeds Silent control microcomputer When the knobs and buttons are not operated the control microcomputer enters Low Power Consumption mode system clock oscillation stops This decreases power consumption and eliminates high frequency interference caused by clock oscillation to maintain high sound quality In addition the microcomputer continuously monitors the amplifier status and if it detects an abnormality it immediately activates the protection circuit By using the microcomputer in combination with the conventional hardware protectio
72. o as to act as two high output amplifier channels Output comprises two 230 W 6 O DIN 200 W 6 FTC channels Your speakers must be at least 6 Dual conection The four channels act as two parallel sets of twin amplifier channels Output comprises two 110 W 3 DIN 90 W 3 channels Speakers with bi wire terminals will allow you to achieve high quality sound Separate conection The channels act separately as four amplifier channels Output comprises two 110 W 3 Q DIN 90 W 3 FTC channels Connecting a channel divider will allow you to use the appliance as an amplifier for a multi channel system You can adjust the volume of speakers connected to the HIGH channels INPUT 1 in a range from 0 to 15 dB You can also retain the attenuation once you have set it Speakers connected to the LOW channels INPUT 2 will always be at maximum volume 59 10 60 REAR SECTION INPUT 2 T CD players control amplifiers channel dividers and other components his is an input terminal for connecting SPEAKERS R These are terminal for right hand speakers BRIDGE 9 CE SEPARATE DUAL TE HS m Earth This is used for an earth connection with a source appearance equipped with an earth floating function s BEWARE When connecting make sure that the power switch is off and the power cord is
73. older MET ANG9101 24 L Type Plate ANG7248 25 Earth Plate ANG9102 71 Screw PMZ40P060FCU 72 Screw VBZ35P080FMC NSP 26 Heat Sink AL 7105 73 Washer CU WG40FCC 27 Sub Inner Plate MET ANK7080 74 Washer WH30FUC 28 AC Code Cover MET ANK9024 75 Binder ZCA SKB90BK 29 Insulator ANL7012 30 Cord Clamper RNH 184 76 Screw ABA1050 77 Screw IBZ40P080FCC NSP 31 Spacer AEB7168 78 Screw ABA1208 NSP 32 Spacer AEB7170 79 Trans Shield ANK7074 NSP 33 Damping Plate AMR7280 80 Screw VCZ30P100FMC NSP 34 Damping Plate AMR7281 35 Cushion PED1001 A 81 Fuse FU2 FU3 See Contrast table 2 A 82 Fuse Holder See Contrast table 2 NSP 36 Sheet PED1006 83 Screw BBZ40P080FCC NSP 37 Tape PNM 045 84 UL Caution Card AAX 313 NSP 38 Tape PNM1160 NSP 85 IPC Caution Label See Contrast table 2 NSP 39 Tape PNM1249 NSP 40 Washer Plastic RBF 085 NSP 86 Fuse Card See Contrast table 2 NSP 87 Fuse Card See Contrast table 2 41 88 Micro Fuse Caution Card See Contrast table 2 42 Screw ABA1011 89 65 Label See Contrast table 2 43 Screw ABA1082 NSP 90 FCC Label See Contrast table 2 44 Screw Steel ABA1192 45 Screw Steel ABA1193 NSP 91 Fuse Card See Contrast table 2 Refer to next page about Contrast table 2 10 2 CONTRAST TABLE M AX10 KU CA and M AX10 NY are constructed the same except for the following Part No Symbol and Description Remarks M AX10 KU CA M AX10 NY C AMP L ASSY AWX7673 AWX7280 C AMP R ASSY AWX7674 A
74. ons and design subject to possible modifications without notice due to improvement Mesured pursuant to the Federal Trade Commissions Trade Regulation rule on Power Claims for Amplifier Mesured by Audio Spectrum Analyzer 61
75. rn the user When P DET port 41 becomes L FMT port 31 is set to and port 16 SPRYH is set to L immediately At the same time ILL indicators flash in 1 second cycle ILLI ILL2 H L L L ILL1 port33 Pin33 Flashing Mode illumination light ILL2 port32 Pin32 Mode indicator Panel light When the POWER OFF key is pressed POWER OFF processing is performed All other keys are disabled Refer to 7 2 PROTECTION CIRCUIT about the circuit explanation 7 2 Mode Switching Mode switching is allowed only when the power is OFF If mode switching is performed with the power ON relay is set to OFF When the previous status is restored relay is returned to ON 50 As a caution the LED of the selected mode and the LED of the operating mode flash with the timing shown below When the MODE switch is returned to its original setting the LED flashing as a caution stops and normal status is resumed The MODE switch is read every loop When the MODE switch is operated when the ILL indicator is dark the indicator is forcibly turned on When the MODE switch setting matches the operating mode setting the ILL mode resumes its original status Relay is set to OFF in the MODE CAUTION status Indicator of the ON operating mode OFF 0 5 1 0 sec sec Indicator after ON the switch is operated Switching Switching restoring the original setting Y
76. rocessing 4 VOL transfer processing At ATT through ON At ATT through OFF 5 2 2 sec gt 940 msec EU Tact key accept start Timer tmdcerr Silent mode m 5 5 sec et 200 msec Fig 1 Timing chart of initializing process from the reset 45 10 3 Key Input 16901 SMV 36 MD WKUP IC901 37 ATT THROUGH 38 ATT HOLD M t Icrocomputer 39 INPUT i 40 ILL TIT Key input indicators and processes Indicator Process Port Key Input Port 37 ATT THROUGH 10 IND ATT THROUGH gt Swit awe swa sws IC901 PD5508B9 Contents of Proces DUAL Alternates H and L alternately at each key input BRIDGE Alternates H and L alternately at each key input SEPARATE Alternates H and L alternately at each key input Key disabled with ATT HOLD ON 39 INPUT IND IN1 5 6 IND IN2 Sets INDIN1 and INDIN2 to H and L alternately at each key input Sets INDIN1 and INDIN2 to H and L alternately at each key input Key disabled Both INDIN1 and INDIN2 always lit H 38 ATT HOLD 11 IND ATT HOLD Key disabled Always L Key disabled Always L Alternates H and L at each key input Key disabled with ATT THROUGH ON Indicator
77. s those covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer birth defects or other reproductive harm Health amp Safety Code Section 25249 6 Proposition 65 NOTICE FOR CANADIAN MODEL ONLY Fuse symbols HH fast operating fuse and or slow operating fuse on PCB indicate that replacement parts must be of identical designation REMARQUE POUR CANADIEN SEULEMENT Les symboles de fusible fusible de type rapide et ou E fusible de type lent sur CCI indiquent que les pi ces de remplacement doivent avoir la m me d signation FOR USA MODEL ONLY 1 SAFETY PRECAUTIONS ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER The following check should be performed for the continued protection of the customer and service technician LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground water 2 PRODUCT SAF ETY NOTICE pipe conduit etc by connecting a leaka
78. t i Q 5 Go n gt x X gt T IO OP OT ST T G OL f or GTN AAN 16 SPRYH 17 SPRYG ATT through H exist 28 INPUT1 L through L DUAL INPUT2 H ATT exist H ATT through L ATT exist 30 ATT through L Fixed at L SEPA exist H The MODE switch is disabled while power is ON See 7 WARNING 6 DAC Volume Transfer IC901 When the status of port 29 VR1 changes port 29 VRI port 30 VR2 port 42 VR3 port 23 VR4 and port 24 VR5 are checked to detect the VOLUME position With DUAL BRIDGE or SEPARATE the attenuation volume is read from the VOLUME position ATT volume table and transferred to the DAC IC in Serial mode MSB first When the transfer is completed LD port 2 is set to L then returned to H When ATT THROUGH is ON or port 13 ATT THROUGH is L port 2 LD port 3 CLK and port 4 SRD are fixed at L Then the data are transferred again when port 13 ATT THROUGH is set to When switching ATT THROUGH from ON to OFF or when turning power ON Data transfer is performed 2 seconds after the switch is operated Switching DACVR pin 13 Data transfer 2 sec ATT through L exist When switching ATT THROUGH from OFF to ON or when turning the power ON Port 2 LD port 3 CLK and port 4 SRD are fixed at L before
79. t AEC7242 NSP 33 PCB Spacer 14 DEC1387 34 Card Spacer DEC1772 35 PC Support VEC1549 36 Cushion A PED1001 37 Screw BBZ30P080FCC 38 Screw IBZ30POGOFCC 39 Nut NK70FCU 40 Binder ZCA SKB90BK 41 Input Plate MET ANG7274 42 Locking Card Spacer VEC1596 43 Ferrite Core See contrast tabel 2 44 Screw ABA1011 45 AC Shield Case PLS ANK7075 NSP 46 Earth Lead Wire DE025BFO 47 AC Cord Spacer ANG1153 2 CONTRAST TABLE M AX10 KU CA and M AX10 NY are constructed the same except for the following AC Cord with Plug Rear Panel Plate R Rear Panel Plate L Ferrite Core Symbol and Description Part No ADG7041 ANC7288 ANC7289 Not used M AX10 KU CA M AX10 NY ADG7038 ANC7285 ANC7286 ATX1031 M AX10 Remarks 10 2 4 FRONT PANEL 10 e FRONT PANEL PARTS LIST Mark No Description Part No NSP 1 SW ASSY AWX7282 NSP 2 VRASSY AWX7334 3 FRONT ASSY AWX7276 NSP 4 LED ASSY AWX7277 NSP 5 Cord with Plug ADH7022 NSP 6 Cord with Plug J20 DEOO5VFO 7 Magnet AMF7003 8 Door Hinji L PLS AMR9199 9 Door Hinji R PLS AMR9200 10 Door Assy MET ANG9100 11 Inner Panel AL ANB7184 12 Damper Assy AXA9013 NSP 13 Spacer AEB7169 NSP 14 Damping Plate AMR7282 NSP 15 Tape PNM1249 NSP 16 Cushion REB1060 NSP 17 Cushion B REB1061 18 LED Lens AAK2459 19 LED Filter S PLS AAK7657 20 LED Film PLS AAK 7669 21 Display Panel L PLS AAK9044 22 Cover AAK9045 23 LED Filter L PLS AAK9046 24 Mode
80. urned on The switch operation with POWER ON is invalid 7 WARNING P 50 4 KEY PROCESSING IC901 4 1 ATT THROUGH Switching The ATT THROUGH key input from ON to OFF becomes valid when the key is held pressed for 2 seconds Any other key input during these 2 seconds is invalid When switching from OFF to ON the key input becomes valid at normal timing Key input valid Y EEPROM writing M AX10 Port 16 SPRYH Pinl6 is set to L 10 ms after ATT THROUGH switching signal input and relay is set to OFF After another 30 ms the INDICATOR port is processed Port 31 FMT Pin31 is set to and muting is set to ON Switching process is performed 100 ms after ATT THROUGH switching signal input When switching ATT THROUGH from ON to OFF Data transfer to the DAC IC is performed 2 seconds after the key input When switching ATT THROUGH from OFF to ON Port 2 LD port 3 CLK and port 4 SRD are fixed to L before DACVR pin 13 is set to L 30 ms after relay becomes OFF See 6 DAC Volume Transfer P 49 After another 2 seconds port 31 FMT Pin31 is set to L and muting is set to OFF After another 3 seconds port 16 SPRYH Pin16 is set to H and relay becomes OFF Relay 2 10 E Mute L 3 5 sec 4 40 msec 8 5 2 sec LED ON OFF processing Switching 7 100 msec VOL processing ON gt OFF 2 sec
81. usly at 1kHz European mode only Bridge mode TRD 7 230W x 2 200W x2 Dual Seaprate mode 110W 4 Yo 105W x 4 THAD 1968 0 asas 65W x4 Total harmonic distortion Bridge mode 20216 20 GO seas 0 0896 Dual Seaprate mode 20 HZ 10 20 KAZ 30W 8 On nter tries 0 06 Input sensitivity Impedance INPUT 152 rere eer enr t Ga 1V A7kQ Frequency Response INPUT 1 2 ii 5Hz to 150 kHz 0dB 3dB Damping factor 1kHz 20Hz to 20kHz 400 300 M AX10 Signal to Noise ratio IHF short circuit A network ATT THROUGH ON INPUT 152 Xu uu n 12808 Channel separation 20Hz to 20 kHz Bridge MOOG Dual Seaprate mode Power supply Mischellaneouse Power requirements 120 60 2 E ropean model nmn AC230V 50 60Hz Power comsumption U S model cir nitentem eren nenne s 370W European model aree 400W Dimensions 1 1 440 W x 420 D x 178 H mm 17 W x 167 D x 7 H in Weight without package 25 8 kg 56 16 1407 Accessories Operation instr ctiOns 1 Warranty Card 1 Specificati

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