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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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mitsubishi 35"tv
have a 35"mitsubishi model ck 3514 every thing ok but no color. had this a
few years back on another set but cant remeber what fix was. it was something not to common. any body got any ideas thanlks jack allen park tv mi. |
#2
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Typically electrolytic caps or the delay line on this model.
Leonard "458" wrote in message lkaboutelectronicequipment.com... have a 35"mitsubishi model ck 3514 every thing ok but no color. had this a few years back on another set but cant remeber what fix was. it was something not to common. any body got any ideas thanlks jack allen park tv mi. |
#3
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Text pasted from WinSTIPS 2.0 http://www.ServiceSoftware.com --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma From Mitsubishi Check The Value Of C7224(.047uf 50v Np).Located On The Digital-Pcb At Pin 4 Of Ic7104. --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma From Mitsubishi May Be Intermittent. Suspect Vr7100 (50k). Located On Pcb-Digital At Ic7104 Pin 4. --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma Main Or Pip From Mitsubishi Suspect Following Components On Pcb-Digital: C7103 1000uf 16v At Ic7100 Pin 19 --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma Main Or Pip From Mitsubishi Suspect Defective C7119 (0.1uf/ 25v). Located On Pcb-Digital At Ic7101 Pin 9. * Note - Voltage At Pin 9 May Check Correctly, But Capacitor Is Defective. Replace. --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma Main Or Pip From Mitsubishi Color And Luminance Ok From Monitor Output. Confirm Chroma Into Ic7104 Pin5. If Ok Confirm Chroma Out Of Ic7104 Pin 3. If Missing Check C7198 ( Pin 6 Ic7104) For Leaky/Shorted. Located On Pcb- --------------------------------------------------------------- MITSUBISHI CK3514R Color No Chroma Main Or Pip From Mitsubishi Suspect Defective 3.58mhz Crystal X601. Not Free Running Osc. If Chroma Signal Low, X601 Will Drift Off Freq. Replace. Located On Pcb-Main At Ic201 Pin 25. Pt# 285p015010 --------------------------------------------------------------- MITSUBISHI CK3514R Color - No Chroma May Be Intermitent Dan Mundy, Cet/Csm On The Digital Pcb Board Tp71g Check For 14.3170 To 14.3175 Ground The Base Of Q7112 Through 470uf Cap For Freerun. --------------------------------------------------------------- MITSUBISHI CK3514R Color No Go On Main Picture. This Set Has A 292b095 Pip Module Austin Tv & Electronics Cu Replaced X7100 And X7101 Crystals On Pip Module. --------------------------------------------------------------- -- ========================== Jeff Stielau Shoreline Electronics Repair 344 East Main Street Clinton,CT 06413 860-399-1861 860-664-3535 (fax) ======================== "If you push something hard enough it will fall over." Fudd's First Law of Opposition - Sir Sidney Fudd "458" wrote in message lkaboutelectronicequipment.com... have a 35"mitsubishi model ck 3514 every thing ok but no color. had this a few years back on another set but cant remeber what fix was. it was something not to common. any body got any ideas thanlks jack allen park tv mi. |
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