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SX-WNT77 CX-NT77 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” NSX-D77<U> (S/M Code No. 09-002-425-2T2) and NSX-T76<LH> (S/M Code No. 09-004-425-2T3) and NSX-T77<HS> (S/M Code No. 09-004-425-2T4). • If requiring information about the CD mechanisim, see Service Manual of 6ZG-1 (S/M Code No.
http://www.xiaoyu163.com SPECIFICATIONS 3 7 63 1515 0 <FM Tuner section> <Speaker system SX–WND77><U> Tuning range 87.5 MHz to 108 MHz Cabinet type 4 way, built-in subwoofer Usable sensitivity(IHF) 13.2 dBf (magnetic shielded type) Antenna terminals 75 ohms (unbalanced) Speakers Subwoofer: 200 mm ( 7 in.) cone type <AM Tuner section>...
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http://www.xiaoyu163.com PROTECTION OF EYES FROM LASER BEAM DURING SERVICING 3 7 63 1515 0 This set employs laser. Therefore, be sure to follow carefully CAUTION the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.
http://www.xiaoyu163.com NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block 3 7 63 1515 0 When repair is going to be attempted in the set that uses relay circuit in the power supply block, electric potential is kept charged across the electrolytic capacitors (C101, 102) even though AC power cord is removed.
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http://www.xiaoyu163.com 3 7 63 1515 0 In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not. 2-2. Regarding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed.
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http://www.xiaoyu163.com ELETRICAL MAIN PARTS LIST 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-017-154-080 ZENER,HZS6C3L 87-020-331-080 CHIP-DIODE,DAN202K 8A-NF3-635-010 C-IC,LC876596W-5P43 87-A40-488-080 DIODE,1SS244 87-A21-482-010 IC,RPM6938-H4 87-A40-747-080 ZENER,UZ5.1BSB 87-A20-869-040 C-IC,M62449FP 87-A40-751-080 ZENER,UZ6.2BSB 87-A21-398-010 IC,STK490-110<HS,LH> 87-A21-397-010 IC,STK490-070<U>...
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http://www.xiaoyu163.com TRANSISTOR ILLUSTRATION 3 7 63 1515 0 E C B E C B E C B E C B DTC114ES KTA1266GR CD1585BC CC5551 2SB1436 KTC3198GR CSC4115BC KTC3199GR CSA952K E C B B C E G D S 2SK3053 2SB1237Q 2SK2158 2SA1235F KRA104S...
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http://www.xiaoyu163.com WIRING - 1 (MAIN/ GEQ/ VM)<U, LH> 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 - 13 -...
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http://www.xiaoyu163.com WIRING - 2 (MAIN/ GEQ/ VM)<HS> 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 - 14 -...
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http://www.xiaoyu163.com IC DESCRIPTION IC, LC876596W-5P43 3 7 63 1515 0 Description Pin No. Pin Name Common serial CLOCK output. DATA Common Serial DATA output. Common serial STROBE output. CS-RHYTHM Rhythm IC chip select output. GEQ-CE GEQ IC chip enable output. HP-MUTE Headphone plug-in detect input.
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http://www.xiaoyu163.com < TUNER SECTION > 3 7 63 1515 0 1. Clock Frequency Check 9. Head Azimuth Adjustment (DECK 1, DECK 2) Settings : • Test point : TP6 (CLK) Settings : • Test tape : TTA–300 (315/10kHz) Method : Set to AM 1710kHz<U,LH>, 1602kHz<HS> •...
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http://www.xiaoyu163.com 3 7 63 1515 0 15. REC/PB Sensitivity Check (DECK 2) Settings : • Test tape : TTA-615 (CrO • Test point : TP9(Rch), TP10(Lch) • Input signal : 1kHz (LINE IN) Method : Apply a 1kHz signal and REC mode. Then adjust OSC attenuator so that the output level at the test points becomes 125mV.
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http://www.xiaoyu163.com MECHANICAL EXPLODED VIEW 1 / 1 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 - 42 - http://www.xiaoyu163.com...
http://www.xiaoyu163.com SPEAKER DISASSEMBLY INSTRUCTIONS 3 7 63 1515 0 Type.1 Type.4 Insert a flat-bladed screwdriver into the position indicated by the TOOLS arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR...
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2 8A-NS3-002-010 PANEL,TW L 17 88-NS3-020-010 CORD,BUSH L 3 8A-NS3-003-010 PANEL,TW R 18 8A-NS3-023-010 FOOT, 4 8A-NS3-004-010 PANEL,DUCT RING 19 8A-NSJ-006-010 BADGE,AIWA S35 5 8A-NS3-005-010 PANEL,DUCT 20 8A-NS3-014-010 CABI,TOP 6 8A-NS3-006-010 PANEL,TOP 21 8A-NS3-030-010 UT2 4*12 CM 7 8A-NS3-009-010 ADAPTOR,...
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http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9820572 9630472 0251431 Printed in Singapore http://www.xiaoyu163.com...