Related Manuals for Konka KLC-2611QS
Summary of Contents for Konka KLC-2611QS
- Page 1 LCD TV SERVICE MANUAL Model list KLC-2611QS KLC-2621QS KLC-3211QS KLC-3221QS KLC-2718QS KONKA GROUP CO,LTD. Digital Flat Display Division...
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Page 2: Important Service Safety Information
IMPORTANT SERVICE SAFETY INFORMATION Operating the receiver outside of its cabinet or with its back removed involves a shock hazard. Those who are thoroughly familiar with precautions necessary when working on high voltage equipment should only perform work on these models. Exercise care when servicing this chassis with power applied. -
Page 3: Specification
A. SPECIFICATION Color System : PAL、SECAM Sound System : I、D/K、B/G、L/L’ Frequency range: 45M~855.25M IF Frenquency Video： 38.9MHz Sound： 33.4MHz Chroma： 34.47MHz Audio output power 10%THD 4W X 2 Antenna Impedance 75Ω(Unbalance) Power Consumption 160W(26’’ and 27’’) , 180W(32’’) Power Supply : AC~110-240V,50/60Hz item Port list RF Cable... -
Page 4: Adjustment Manual
ADJUSTMENT MANUAL Ⅰ. TEST NOTE Please follow the pointed test steps and choose the right test equipment to conduct adjustment, otherwise good effect of Unit could not be obtained. The unit should be warmed up for 30 minutes before adjustment and every parameter should be adjusted repeatedly till the optimum value obtained, the pointed voltage value should be ensured during test to get satisfied test result. -
Page 5: Block Diagram
4.5 White calibration adjustment 1 Receive black or white signal under AV or PC mode, adjusting brightness and contrast to set the brightness to 15Nit in dark area and 90 Nit in bright area. 2 Adjust white balance. Press“MENU”button once, then press “RECALL” five times to enter factory menu, select “Temp”... - Page 6 Signal Board Power Diagram VCC-3.3 N804 Vcc_USB Vcc_5v 1117-3.3 N501 VCC-CORE N805 F802 L809 1117-2.5 N501 VCC-3.3USB Vcc 5v N806 1117-3.3 N803 N401 9435A N401 Vcc 12 Vcc 12 N860 FOR Panel F801 9435A N200 TDA151 INVERT N201 TDA894...
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Page 7: Ic Block Diagram
IC BLOCK DIAGRAM 1 N401 (TDA15021H1) 2 N501 (MST519) -
Page 8: Troubleshooting
Trouble Shooting Key IC list Item Type Maker Package Circuit No. Qty. TDA15021H1 Philips QFP128 N401 MST519 MSTAR PQFP160 N501 24LC32A MICROCHIP SOIC-8 N402 24LC21A MICROCHIP SOIC-8 N302 N601 FDS9435A FAIRCHILD SOIC-8 N803 N860 TDA1517 PHILIPS SIL9MPF N200 TSSOP-16 N301,N303 FSAV330 FAIRCHILD TDA8944J... - Page 11 XS803 XS803 C814 C814 C813 C813 VCC_12V N801 N801 R801 390K R801 390K 0.01uF 0.01uF 3.3nF 3.3nF L801 L801 C815 180pF C815 180pF COMP CN6_3 CN6_3 C809 C809 C810 C810 MP1410ES MP1410ES R803 R803 R802 R802 XP801 XP801 L805 L805 470uF/16V 470uF/16V 0.22uF/16V...
- Page 12 M_RST 2 VCC_3.3Usb C500 C500 C501 C501 X501 X501 C502 C502 VCC_ADC VCC_AMPLL 22pF 22pF 22pF 22pF R510 R510 R511 R511 14.318MHz 14.318MHz 1K/NC 1K/NC XS502 XS502 C503 C503 0.1uF 0.1uF LVDS CON LVDS CON TXO3_P TXE0_M TXO3_M YUV_HSYNC TXE0_P TXOC_P YUV_VSYNC TXOC_M...
- Page 13 VCC_3.3USB R601A R601A R605A R605A 1.2K 1.2K 1.2K 1.2K R602A R602A R603A R603A R604A R604A KEYB0 1.2K 1.2K 1.2K 1.2K 1.2K 1.2K V604 V604 V603 V603 PMBTA64 PMBTA64 V601 V601 V602 V602 KEYB1 PMBTA64 PMBTA64 PMBTA64 PMBTA64 PMBTA64 PMBTA64 R692 R692 R693 R693...
- Page 14 VCC_5UA 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI 5V_DVI V302 V302 5V_DVI BAV70 BAV70 XS301A XS301A V326 V326 V327 V327 V329 V329 V328 V328 V330 V330 V314 V314 V322 V322 V323 V323 V324 V324 V325 V325 BAV99 BAV99 BAV99 BAV99 BAV99...
- Page 15 VCC_5UA R370 R370 SC1_BIN R371 R371 SC1_GIN R372 R372 SC1_RIN R347 R347 R348 R348 R349 R349 V331 V331 V332 V332 V333 V333 C392 C392 C393 C393 C391 C391 BAV99 BAV99 BAV99 BAV99 BAV99 BAV99 100pF 100pF 100pF 100pF 100pF 100pF XS310A XS310A R389...
- Page 16 XS888 XS888 SDA_HW XS307 XS307 VCC_3.3USB KEYB0 SCL_HW KEYB1 D2514-4A D2514-4A C435 C435 C434 C434 C436 C436 D2006-4 D2006-4 0.01uF/NC 0.01uF/NC 0.01uF/NC 0.01uF/NC 0.01uF/NC 0.01uF/NC VCC_5 KEYB,IR R114 R114 VCC_Usb R471 R471 R472 R472 V_SYNC C111 C111 VCC_3.3Usb VCC_5UA 3.3K 3.3K 3.3K 3.3K...
- Page 17 VCC_USB VCC_USB C332 C332 10uF/16V 10uF/16V C333 C333 0.1uF 0.1uF XS309 XS309 N303 N303 C352 C352 L301 L301 BEAD BEAD R329 R329 C538 C538 UOC_R Pr_R C353 C353 10uF/16V 10uF/16V 0.047uF 0.047uF L302 L302 BEAD BEAD R330 R330 C535 C535 Pb_B 0.047uF 0.047uF...
- Page 18 VCC_5UA VCC_5 C105 C105 C106 C106 L101 L101 47uH 47uH 0.01uF 0.01uF 10uF/16V 10uF/16V R108 R108 R105 R105 L102 L102 TUNER TUNER N100 N100 4.7K 4.7K R106 R106 C107 0.01uF C107 0.01uF 1.2K 1.2K C104 C104 C103 C103 0.01uF 0.01uF V100 V100 0.01uF...