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KEF HTB2SE Service Manual

KEF HTB2SE Service Manual

Of home theatre 3000 series
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HTB2SE Subwoofer
of
home theatre 3000 series
SERVICE MANUAL
Ver.1.0
May13
2011

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Summary of Contents for KEF HTB2SE

  • Page 1 HTB2SE Subwoofer home theatre 3000 series SERVICE MANUAL Ver.1.0 May13 2011...
  • Page 2: Table Of Contents

    HTB2SE TABLE OF CONTENT General Specifications ............... . . 2 System Specifications .
  • Page 3: General Specifications

    HTB2SE GENERAL SPECIFICATION Typical LIMIT UNIT 1) THD (@70Hz with 20KHz Filter) Output 100W 0.08 0.35 Output 28V,No load 2) Input sensitivity (@100Hz with 20KHz Filter) Output 100W +/-10% mVrms Output 160W +/-15% Vrms 3) S/N (@70Hz Input, A-Weight) Output 40W...
  • Page 4 HTB2SE GENERAL SPECIFICATION 10) Input Impedance RCA +/-10% Kohm 11) Auto Turn on Level @70Hz +/-1 mVrms 12) Auto Turn Off Delay Time +/-3 13) Standby Current 230V <0.02 <0.05 Standby Current 115V <0.01 <0.03...
  • Page 5: System Specifications

    HTB2SE SYSTEM SPECIFICATIONS Frequency Response 30~250 Hz Sensitivity 110dB+/-2dB @1W/m Nominal Rating 250W Dimension (W x D x H) 390x440x195mm(vertical) 227x440x385mm(horizontal) Net Weight 11kg / pc WOOFER SPECIFICATIONS Rated Impedance 4+/-0.8 ohms at 1V 130 Hz Sweep Test Sine Wave 14V at 20-1.5K Hz...
  • Page 6 1725-824A+0001 Top Silkscreen...
  • Page 7 1725-824A+0001 Bottom Silkscreen...
  • Page 8 1725-824A+0001 Bottom Layer...
  • Page 9 -12V +12V +12V -12V CON8 BA4560 LP Filter @200HZ PRE.AMP QF Huang 2007.05.21 ISSUE DESCRIPTION DRAWN BY APPROVED BY DATE Title: kht3005 ORIGINAL COPY MODEL: HTB2SE PART NO: 1725-824A+0001 SCH FILE: PRE.SCH JOB FILE: 29033 GPE INTERNATIONAL LTD. Sheet ROHS...
  • Page 10: Exploded View Of Electronic Parts

    HTB2SE EXPLODED VIEW OF ELECTRONIC PARTS REF DESCRIPTION PART NO. ABR ASSEMBLY 8900-6780-0 10” DRIVE UNIT ASSEMBLY 8900-6760-0 CABINET (BLK) 4158-0110+1 CABINET (SLV) 4158-0111+1 PCB BRACKET 4135-6071+0 ACRYLIC TOP PLATE 1467-5401+1 BOTTOM COVER (BLK) 1467-5502+1 BOTTOM COVER (SLV) 1467-5501+1 ICE MODULE...