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akira HTS-292-998 Service Manual

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Home Theatre System
Service Manual

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Summary of Contents for akira HTS-292-998

  • Page 1 Home Theatre System Service Manual...
  • Page 2 -2 - MODEL: HTS-292-998 Model No.: HTS-292-998 Version: 1.0...
  • Page 3 -3 - CONTENTS TECHNICAN SPECIFICATION ......................4 IMPORTANT SAFETY MEASURES ..................... 5 TROUBLESHOOTING ........................... 7 CIRCUIT DIAGRAM ..........................9 Model No.: HTS-292-998 Version: 1.0...

  • Page 4: Technican Specification

    SURR channel output 10W x 2 (4 ohm / 1K / THD=10% Channel separate rate ≥ 35dB Harmonic distortion ≤ 2% Frequency response 20Hz~20KHz (±2dB) Input sensitivity 250mV Weight Measurement 430 x 330 x 60(mm) Model No.: HTS-292-998 Version: 1.0...

  • Page 5: Important Safety Measures

    The electric alternating output plug in the rear panel should NOT insert neither speaker equipment with higher rated power nor home appliance, such as electric iron, bread toaster, in prevention of causing fire or electric shock. Model No.: HTS-292-998 Version: 1.0...
  • Page 6 Working unusually even after repairing under the operating instruction. The machine cannot resume normal working until it is examined and repaired thoroughly. The machine dropped from high place or the casing is damaged. The function of the machine change noticeably. Model No.: HTS-292-998 Version: 1.0...

  • Page 7: Troubleshooting

    The cord is not connected well. Connect the cord firmly. The remote control is out of The battery may be too weak. Change the battery. work. Model No.: HTS-292-998 Version: 1.0...
  • Page 8 6m within an angle of 30 degrees from the axes of the front panel. The remote sensor is in direct Change the position of the unit. sunshine or light (like duophase fluorescent lamp). Model No.: HTS-292-998 Version: 1.0...

  • Page 9: Circuit Diagram

    22KX3 8751 P1.3 100U/16V CON2 INT1 1030 INT0 D+5V 10KX8 D+5V EA/VP P3.0 RESET P3.1 ALE/P PSEN 10KX8 CON14 10KX3 D+5V D+5V VFD-ZYC3316-1A01 D+5V -VEE P3.0 P3.1 220X2 P1.3 10KX3 D+5V CS16360 100X2 4007 D+5V -VEE 100U/50V 7805 Vout D+5V CON1 4007 330U/35V...
  • Page 10 AMP_SL -8V5 P3.3 P3.4 P3.5 M+5V IC4B IC1A 1K 561 P1.7 4558 4558 P2.0 100K OK1 IN AMP_R P2.1 P3.3 +8V5 P2.2 P2.3 IC4A OK2 IN P2.4 4558 AMP_L D+5V M62429/A 100K P2.5 IC1B P2.6 4558 P2.7 CON14 P3.4 4053 4148 324A/4 324a/2...
  • Page 11 +34V 680K 680K A1013 C2383 4148 C4468 4148 4148 5551 5551 9014 4148 R/L OUT 4148 4148 1U/50V AMP_R/L R/LOUTPUT 10U/25V 9014 4148 4148 4148 4148 5401 5401 YSS220 100U C2383 A1013 A1695 680K 680K -34V 9014 +16V R OUT 9014 L OUT SL/SR/CEN...
  • Page 12 V105 V106 ELECTRO1 R195 4K7 R168 9014 9015 2030A C123 RIN1 R1106 C138 C141 104 LIN1 R-OUT R24 33k RIN2 HTS-292-998-A CD/VCD ELECTRO1 MICIN LIN2 C142 R10 56K C121 PT2314 R17 1k RIN3 R182 C137 LIN3 R196 10k 100u/25V 47U/25V...
  • Page 13 DISPLAY 2 BSDA MUTE 2314DATA 2314CLK 4148 KEY1 ~5V6 KEY2 +5VD EA/VP DELAY A D1 4004 100uF/50V +30V KEY3 DELAY B ~24V KEY4 RESET AC-3 KEY5 MUTE D2 4004 C4 100uF/50V D3 4004 ALE/P DGND 1000uF/16V PSEN 220uF LM7805 DGND HTS-292-998-B...
  • Page 14 0.47uF/50V 100K 4.7uF/16V 110v 9014 9014 4.7uF/50V +12V C1815 100uF/16V 3P/4 0.022uF 100K 680E R30 1.5K R27 4.7K R18 2.7K 22uF/50V R20 10K 220uF/16V 2200P 5.6V 22uF/16V 1000P R19 68OE 10uF/16V 2200P HTS-292-998-C R23 10K 0.047uF 0.022uF 0.82uF 0.82uF 0.047uF...