Author Topic: samsung CS-50662 NEED DIAGRAM (Read 432 times)

charlie · « **on:** March 18, 2011, 07:40:06 PM »

reg: smr40000, jungle m52777sp, system szm139m3

mga masters eto po problem: no power
ok na yung supply,yung led for standby at power "on" sabay nasindi. galing sa sysytem. yung ic802 ka7631 walang 9v output. change ko na pero same problem. san kaya problem ko? salamat

Philippine Electronics Forum · « **on:** March 18, 2011, 07:40:06 PM »

taqui · « **Reply #1 on:** March 18, 2011, 07:51:21 PM »

double post?

Philippine Electronics Forum · « **Reply #1 on:** March 18, 2011, 07:51:21 PM »

Mr. Turko · « **Reply #2 on:** March 18, 2011, 08:07:13 PM »

check kung may 12volts supply sa input ng ka7631. check mo din kung may pulse triger galing sa system papunta sa ka7631, magkakaron lang ng 9volt output yan kung buo ang system at memory, float mo din 9v out nyan then check yung pin kung may out 9v. baka may short or heavy load sa output nyan..

Philippine Electronics Forum · « **Reply #2 on:** March 18, 2011, 08:07:13 PM »

RhUNhA · « **Reply #3 on:** March 21, 2011, 08:02:02 AM »

TS anu n balita sa unit m

Philippine Electronics Forum · « **Reply #3 on:** March 21, 2011, 08:02:02 AM »

taqui · « **Reply #4 on:** March 21, 2011, 09:39:23 AM »

nalilitu ako..lung san mg reply.
ts palitan mo ng xtal sa system.pg di nkuha memory naman,pg wala pa dn syscon na yan

Philippine Electronics Forum · « **Reply #4 on:** March 21, 2011, 09:39:23 AM »

charlie · « **Reply #5 on:** March 21, 2011, 02:11:41 PM »

Quote from: taquinaga on March 21, 2011, 09:39:23 AM

nalilitu ako..lung san mg reply.
ts palitan mo ng xtal sa system.pg di nkuha memory naman,pg wala pa dn syscon na yan

update di ko pa natatapos... ok salamat try ko

RhUNhA · « **Reply #6 on:** March 21, 2011, 06:44:52 PM »

ts gwin m 2 pra ma analyze m mbuti kung sa syscon or jungle ang my problem,,sure m lng n my input supply ang ic802 m,,

Quote from: micmkoy on March 18, 2011, 08:07:13 PM

check kung may 12volts supply sa input ng ka7631. check mo din kung may pulse triger galing sa system papunta sa ka7631, magkakaron lang ng 9volt output yan kung buo ang system at memory, float mo din 9v out nyan then check yung pin kung may out 9v. baka may short or heavy load sa output nyan..

taqui · « **Reply #7 on:** March 21, 2011, 06:52:06 PM »

xpirience ko sa gnitong trouble,
defective system control

NORTH LUZON · « **Reply #8 on:** March 21, 2011, 08:02:15 PM »

master charlie ok na ba unit mo?

charlie · « **Reply #9 on:** March 21, 2011, 09:16:45 PM »

Quote from: I N S I D E R 2011 on March 21, 2011, 08:02:15 PM

master charlie ok na ba unit mo?

di pa...thanks for the concern...

NORTH LUZON · « **Reply #10 on:** March 22, 2011, 01:18:20 AM »

isa isahin mo ung resistor na nanjan sa loob ng heatsink ng ka7631
, try lang master

Philippine Electronics Forum · « **Reply #10 on:** March 22, 2011, 01:18:20 AM »

Philippine Electronics Forum