Aiwa NSX-SZ900 Service Manual Download Page 21 | Manualshive

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WIRING 3 (KEY)

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Summary of Contents for NSX-SZ900

Page 1: ... 09 015 444 1R1 This Service Manual is the Revision Publishing and replaces Simple Manual of CX NSZ900 LH S M Code No 09 013 444 1T1 If requiring information about the CD mechanism see Service Manual of BZG 5 S M Code No 09 00C 353 3N2 R E V I S I O N NSX SZ900 RC BAS04 SYSTEM CD CASSEIVER REMOTE CONTROLLER CX NSZ900 SPEAKER SX WNSZ900 SX S85 ...

Page 2: ...pe 50 Hz 15 kHz Recording system AC bias Heads Deck 1 Playback x 1 Deck 2 Recording playback x 1 erase x 1 CD player section Laser Semiconductor laser λ 780 nm D A converter 1 bit dual Signal to noise ratio 85 dB 1 kHz 0 dB Harmonic distortion 0 05 1 kHz 0 dB General Power requirements 120 V 220 V 230 V 240 V AC switchable 50 60 Hz Power consumption 250 W Power consumption With ECO mode on 0 6 W i...

Page 3: ...paraten används på annat sätt än vad som specificeras i denna bruksanvising kan användaren utsättas för osynling laserstrålning som överskrider gränsen för laserklass 1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING CAUTION Use of controls or adjustments or performance of proce dures other than those specified herin may result in hazardous radiation exposure ATTENTION L utillisation de comman...

Page 4: ...in power 2 2 2 2 2 Confirm that the main power is turned on and the HOLD terminal of the MICROCOMPUTER keeps the H level or not 3 3 3 3 3 When the HOLD terminal is L level the abnormality detection circuit is judged to be working correctly and the MICROCOMPUTER is judged to be good 1 Forced discharge of electrolytic capacitor of power supply block When repair is going to be attempted in the set th...

Page 5: ... ends of the electrolytic capacitor C113 that is connected to VDD of the MICROCOMPUTER with tweezers 3 3 3 3 3 Connect the AC power cord again If the MICROCOMPUTER returns to the normal operation the MICROCOMPUTER is good Note The reference number or MICROCOMPUTER pin number of transistor Q110 and electrolytic capacitor C113 can change depending on the models Be sure to check the reference numbers...

Page 6: ...2 080 CAP E 100 10 SMG C32 87 012 286 080 C CAP U 0 01 25 K B C33 87 A12 071 080 CAP E 47 25 SMG C34 87 A12 089 080 CAP E 3 3 50 SMG C35 87 012 286 080 C CAP U 0 01 25 KB C36 87 A12 062 080 CAP E 100 10 SMG C37 87 A12 072 080 CAP E 100 25 SMG C38 87 A12 092 080 CAP E 22 50 SMG C39 87 A12 067 080 CAP E 330 16 SMG C40 87 A12 074 080 CAP E 470 25 SMG C101 87 012 276 080 C CAP U 1500P 50 K B C102 87 0...

Page 7: ... C CAP U 0 1 16 Z F C634 87 010 831 080 C CAP U 0 1 16 Z F C635 87 A12 376 080 CAP M 0 1 100 J CP C636 87 A12 376 080 CAP M 0 1 100 J CP C637 87 A12 376 080 CAP M 0 1 100 J CP C638 87 A12 376 080 CAP M 0 1 100 J CP C639 87 A12 091 080 CAP E 10 50 SMG C641 87 A12 085 080 CAP E 0 33 50 SMG C642 87 A12 085 080 CAP E 0 33 50 SMG C643 87 010 831 080 C CAP U 0 1 16F C644 87 A12 087 080 CAP E 1 50 SMG C6...

Page 8: ...IL 2 2UH CECS L902 88 ZA1 602 110 COIL FM RF U2 2G L903 88 ZA1 601 010 COIL FM RF U1 2G L904 87 005 847 080 COIL 2 2UH CECS L905 88 ZA1 624 010 COIL FM IFT 7 6 2 COILS L906 88 ZA1 603 010 COIL FM OSC U 2G L951 8A NF8 667 010 COIL AM PACK 4 TOK R151 87 A00 879 050 RES M F 270 1W J R152 87 A00 879 050 RES M F 270 1W J R153 87 A00 879 050 RES M F 270 1W J R154 87 A00 879 050 RES M F 270 1W J R790 87 ...

Page 9: ... 50 J CH C591 87 012 274 080 C CAP U 1000P 50 K B C592 87 012 195 080 C CAP U 100P 50 J CH C593 87 012 195 080 C CAP U 100P 50 J CH C802 87 012 197 080 C CAP U 150P 50 J CH C804 87 012 283 080 C CAP U 5600P 50 K B C805 87 010 831 080 C CAP U 0 1 16 Z F C806 87 010 401 040 CAP E 1 50 M 11L SME C808 87 010 831 080 C CAP U 0 1 16 Z F C809 87 012 198 080 C CAP U 180P 50 J CH C810 87 010 263 040 CAP E ...

Page 10: ...7 87 012 286 080 C CAP U 0 01 25 K B C208 87 012 286 080 C CAP U 0 01 25 K B C213 87 012 172 080 C CAP U 10P 50 D CH C215 87 010 831 080 C CAP U 0 1 16 Z F C216 87 010 831 080 C CAP U 0 1 16 Z F C301 87 012 280 080 CAP U 3300P 50 K B C302 87 012 280 080 CAP U 3300P 50 K B C303 87 A12 084 080 CAP E 0 22 50 SMG C304 87 A12 084 080 CAP E 0 22 50 SMG C309 87 A12 089 080 CAP E 3 3 50 SMG C310 87 A12 08...

Page 11: ...ue of resistor Chip resistor Wattage Type Tolerance 1 16W 1 10W 1 8W 1608 2125 3216 5 5 5 CJ CJ CJ Form L W t 1 6 0 8 0 45 2 1 25 0 45 3 2 1 6 108 118 128 A A CHIP RESISTOR PART CODE 0 55 Resistor Code Dimensions mm Symbol 1 16W 1005 5 CJ 1 0 0 5 0 35 104 L t W ...

Page 12: ...551 2SA1980G 2SA1981Y 2SB1342 2SB1588 2SD1933 2SD2439 2SA1235F 2SC2714O 2SC3052F 2SC5345S O CMBT5401 CMBT5551 CSD1306E KRA102S KRA104S KRA107S KRC102S RTK RT1N 144C RT1P 141C B C E 2SK3053 G D S D S G 2SK360E CSB1370EF S G D 2SJ106GR E C B E C B B C E G D S B C E 2SA933AS R E C B ...

Page 13: ...WIRING 1 MAIN 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 13 A B C D E F G H I J K L M N O P Q R S T U ...

Page 14: ... 14 SCHEMATIC DIAGRAM 1 MAIN 1 6 P SUPPLY SECTION ...

Page 15: ... 15 SCHEMATIC DIAGRAM 2 MAIN 2 6 FUNCTION SECTION ...

Page 16: ... 16 SCHEMATIC DIAGRAM 3 MAIN 3 6 AMP SECTION ...

Page 17: ... 17 SCHEMATIC DIAGRAM 4 MAIN 4 6 DECK SECTION HEAD 1 HEAD 2 ...

Page 18: ... 18 SCHEMATIC DIAGRAM 5 MAIN 5 6 DSP SECTION ...

Page 19: ... 19 SCHEMATIC DIAGRAM 6 MAIN 6 6 TUNER SECTION ...

Page 20: ...WIRING 2 FRONT 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 20 A B C D E F G H I J K L M N O P Q R S T U ...

Page 21: ...WIRING 3 KEY 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 21 A B C D E F G H I J K L M N O P Q R S T U ...

Page 22: ... 22 SCHEMATIC DIAGRAM 7 FRONT KEY DECK ...

Page 23: ...WIRING 4 AMP 3M 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 23 A B C D E F G H I J K L M N O P Q R S T U ...

Page 24: ... 24 SCHEMATIC DIAGRAM 8 AMP 3M ...

Page 25: ...WIRING 5 PANORAMA AMP 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 25 A B C D E F G H I J K L M N O P Q R S T U ...

Page 26: ... 26 SCHEMATIC DIAGRAM 9 PANORAMA AMP ...

Page 27: ...WIRING 6 PT 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 27 A B C D E F G H I J K L M N O P Q R S T U ...

Page 28: ... 28 SCHEMATIC DIAGRAM 10 PT ...

Page 29: ...WIRING 7 DECK HEAD 1 HEAD 2 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 29 A B C D E F G H I J K L M N O P Q R S T U ...

Page 30: ... 30 FL BJ815GNK GRID ASSIGNMENT PIN CONNECTION ANODE CONNECTION GRID ASSIGNMENT PIN CONNECTION ...

Page 31: ... 31 ANODE CONNECTION NOTE UP DOWN ...

Page 32: ... 32 IC BLOCK DIAGRAM ...

Page 33: ... 33 ...

Page 34: ... encoder AD input 24 I RT JOG I JOG rotary encoder AD input 25 I MIC I Auto VF microphone input Small signal detection MIC IN input 26 I TM BASE I Time base input 27 O CD DATA O CD data output 28 O POWER O System power ON OFF output 29 I RMC I Remote control signal reception input Active at L 30 41 G12 G1 O FL grid G12 G1 output 42 45 P35 P32 O FL segment P35 P32 output 46 VDD3 Connected to power ...

Page 35: ... diode input FL segment P6 output 75 AUTO1 P5 I O AUTO1 diode input FL segment P5 output 76 AUTO2 P4 I O AUTO2 diode input FL segment P4 output 77 CAM1 P3 I O CAM1 diode input FL segment P3 output 78 CST1 P2 I O CST1 diode input FL segment P2 output 79 REA P1 I O REA diode input FL segment P1 output 80 O CD CE O CD chip enable output 81 I DRF IFC I CD DRF input TUNER IFC input 82 I WRQ I CD write ...

Page 36: ...oint SFR 1 1 Connect the WOW FLUTTER Meter to the HP OUT 2 Insert the test tape TTA 100 into DECK 2 FWD playback the centre of the tape and adjust SFR1 until it becomes 3 000 Hz 5 Hz 3 RVS playback and check that 45 Hz is added according to the FWD speed 2 Checking Tape Speed DECK 1 Requirements Same as number 1 1 Insert the test tape TTA 100 into DECK 1 playback the centre of the tape and check t...

Page 37: ...ng Device Millivoltmeter Test Tape TTA 330 315 Hz 8 kHz Test Point TP8 Lch TP9 Rch 1 Connect CH1 of the millivoltmeter to TP8 Lch and CH2 of the millivoltmeter to TP9 Rch 2 Insert the test tape TTA 300 into DECK 1 and playback at 315 Hz and 10 kHz 3 Use the 315 Hz output level as a standard check that the 8 kHz level is within 3 dB 4 Perform the same operation from 3 to 5 for DECK 2 6 Checking Pla...

Page 38: ...signal from AUX 4 At this time adjust the attenuator until the TP8 and TP9 output levels become 21 mV 5 Record 1 kHz and 10 kHz alternately 6 Check the output level of 10 kHz is within 2 5 dB according to the standard when the playback output level of 1 kHz is used as the standard 9 Checking REC PB Sensitivity DECK 2 Requirements Measuring Devices Millivoltmeter Audio Signal Generator Low Frequenc...

Page 39: ...08 0 MHz and adjust L906 so that the test point becomes 7 0 V 0 1 V Then set to FM 87 5 MHz and check that the test point is more than 0 4 V 5 FM Tracking Adjustment Settings Test point TP14 Lch TP15 Rch Adjustment location L903 Method Set to FM 87 5 MHz and adjust L903 so that the test point becomes maximum 6 AM IF Adjustment Settings Test point TP14 Lch TP15 Rch Adjustment location L802 450 kHz ...

Page 40: ...ce check Mode button Each time PAUSE button is pressed the Tracking Servo repeats turning OFF ON 5 Sled Mode FF button TEST Pickup moves to the inner Sled circuit check circumference 2 Tracking circuit check At the same time the lens is kicked Mechanism operation check to the inner circumference Pickup check RWD button TEST Pickup moves to the outer circumference 2 At the same time the lens is kic...

Page 41: ...24 22 26 32 27 28 29 30 31 C A A M A A A A 18 A 40 41 BZG 5 PWB 42 62 61 60 59 A PLATE PT b b c c a a CHAS MAIN 54 53 G A 49 52 F F 51 34 45 J J A A A J A A A A A A A J H K K BINDER WIRE 65 48 H F 65 PWB PWB 46 47 HT SINK HT SINK FET 44 43 49 A E d d e e 55 A L 19 G A 50 A A PWB 2ZM 3MK2 B I 12 36 D 63 64 56 57 58 f f PLATE SHILD SIDE ...

Page 42: ...4 010 HLDR HT SINK R 47 8B NF6 223 010 HLDR DUCT 48 8B NF6 214 010 HLDR PWB PT 49 87 A91 751 010 FAN DSB0812M S382 400MM 50 8B NF6 052 010 CABI REAR LHSM 51 8B NF7 238 010 HLDR FAN LOW 52 87 NF4 221 010 HLDR CABLE 53 87 A80 092 010 AC CORD ASSY E BLK SUN FAI 54 87 085 185 010 BUSHING AC CORD E 55 8B NF6 033 010 PANEL RIGHT V 2 56 88 915 181 110 FF CABLE 15P 1 25 57 88 905 061 110 FF CABLE 5P 1 25 ...

Page 43: ... 11 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 19 20 20 21 21 GEAR PLAY 23 23 24 24 26 28 28 PWB 27 29 38 60 29 30 29 38 32 31 29 30 31 32 58 59 10 33 33 34 35 60 35 36 57 37 37 39 43 43 39 40 40 41 42 22 42 44 45 46 47 48 49 50 51 52 53 54 55 47 48 49 50 51 44 46 9 52 53 54 55 A C B A C B D D E 56 PWB 58 25 PWB ...

Page 44: ...LER N3 28 82 ZM1 255 310 SPR E LVR DIR 29 82 ZM1 217 410 REEL TABLE 30 82 ZM1 285 410 SPR C BT L 31 82 ZM1 333 210 PLATE LINK2 32 82 ZM1 222 310 LVR PLAY 33 82 ZM3 307 010 CUSH G DIA3 7 8 3 2 34 87 045 347 010 MOT SHU2L 70 35 82 ZM1 257 010 SPR T CAS 36 82 ZM3 340 010 SH BELT D2 37 82 ZM1 242 010 LVR CAS 38 82 ZM1 244 510 SPR C BT 39 82 ZM1 243 010 LVR STOP 40 82 ZM1 240 110 LVR REC 41 82 ZM1 264 ...

Page 45: ...stall it turning to clockwise direction until click sound comes out Remove the grill frame and four pieces of rubber caps by pulling out with a flat bladed screwdriver Remove the screws from hole where installed rubber caps Insert a flat bladed screwdriver into the position indicated by the arrows and remove the panel Re move the screws of each speaker unit and then remove the speaker units TOOLS ...

Page 46: ... 604 010 SPKR M 100W 9 88 NSK 610 010 SPKR CERAMIC ASSY 10 88 NS5 610 010 CORD SPKR ACCESSORIES PACKAGE LIST DESCRIPTION REF NO KANRI NO PART NO 1 8B NF6 902 010 IB LH ESP M 2 8B NF6 701 010 RC UNIT RC BAS04 3 87 006 268 010 ANT LOOP AM 4 87 043 115 010 FEEDER ANT FM 5 87 A91 017 010 PLUG CONVERSION JT 0476 SPEAKER PARTS LIST SX S85 YLSL DESCRIPTION REF NO KANRI NO PART NO 1 8B NS7 009 010 PANEL F...

Page 47: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 Printed in Singapore 2000075 921338 ...

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