Author Topic: sharp-valeo color problem (Read 1434 times)

tehora · « **on:** April 16, 2009, 09:01:31 AM »

Mga sir,

this is a Problem encounterd by my co-tek, eh ako lang my access sa net kaya sakin xa humingi ng support.

ito po ung unang labas ng sharp valeo na hiwalay pa ung jungle ic at system, bali ung Kulay ng skin ng tao masyadong brownes at nagshashadow xa ng blue, nagchange na xa ng jungle ic, at buong assymble ng crt bord, and rejuvenate namin ung tube, ganon parin.... tnx...

Philippine Electronics Forum · « **on:** April 16, 2009, 09:01:31 AM »

BANNEDMemberAccount · « **Reply #1 on:** April 16, 2009, 10:12:57 PM »

Check Color OSC, deguassing plug, yoke ring. crt resistor at mga pihitan. tint control, most probably an IC if nde parin jan. yan rin check kapag no color

Philippine Electronics Forum · « **Reply #1 on:** April 16, 2009, 10:12:57 PM »

rigor37 · « **Reply #2 on:** April 16, 2009, 10:59:47 PM »

Check the Green drive from jungle ic to the base of the green output transistor on the crt board. Check if the voltages or waveforms of the 3 color outputs are the same. If everything's ok, then the crt is weak.

Philippine Electronics Forum · « **Reply #2 on:** April 16, 2009, 10:59:47 PM »

tehora · « **Reply #3 on:** April 17, 2009, 11:20:21 AM »

tnx mga sir sa reply nu,sir nagawa na po namin un,same po output voltage nya, cguro sir rigor weak na ung crt non...tnx for the info...

Philippine Electronics Forum · « **Reply #3 on:** April 17, 2009, 11:20:21 AM »

ultrasonic™ · « **Reply #4 on:** April 17, 2009, 05:13:53 PM »

eh... matanong ko lng... about sa waveform,... the same ba Bro ?

Philippine Electronics Forum · « **Reply #4 on:** April 17, 2009, 05:13:53 PM »

tehora · « **Reply #5 on:** April 19, 2009, 06:22:34 PM »

sir ultrasonic wala po kami occilloscope dito...kaya di namin mamonitor ung waveform...mga frelancer lang kami...sa computer shop kc trabaho namin...

ultrasonic™ · « **Reply #6 on:** April 20, 2009, 07:18:19 PM »

ah ok.. hehehehe

cnxa na... ngbabasakali lng aku...

try to apply nlng lahat ng suggestions ng mga kakosa natin dito....... especially yung yoke ring, purity magnet, jungle, color driver, tint control, & etc... im xur my improvement agad,..

Gudlak....

tehora · « **Reply #7 on:** April 23, 2009, 09:00:18 AM »

tnx sa reply sir...more pogi points sau

Philippine Electronics Forum · « **Reply #7 on:** April 23, 2009, 09:00:18 AM »

Philippine Electronics Forum