[TechAssist] Re: [ FIXED ] Sony KV36XBR400 Dead set ( 220 volts was applied )
- From: "Tel-Tek" <teltek3@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 17 Sep 2004 08:40:39 -0400
Nope...You have that mixed up with the Old Glo-Bar resistors, often use in
the degaussing circuit. MOV's are meant to short at high spike incident.
-Ed-
Tel-Tek Electronics
Ontario-Canada
teltek3@xxxxxxxxxxxx
----- Original Message -----
From: "Adolph Gower" <agower@xxxxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, September 16, 2004 11:09 PM
Subject: [TechAssist] Re: [ FIXED ] Sony KV36XBR400 Dead set ( 220 volts was
applied )
> Metal Oxide Vairistor has High resistance when cold low resistance as it
> heats up then passes the line voltage to power supply acts like a pillow
> to
> the power surge as tv is turned on.
> ----- Original Message -----
> From: "al m" <ampm@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: 2004Äê9ÔÂ16ÈÕ 6:05
> Subject: [TechAssist] Re: [ FIXED ] Sony KV36XBR400 Dead set ( 220 volts
> was
> applied )
>
>
> : What's a MOV?
> : Al Marquardt
> : ampm@xxxxxxx
> : Al Marquardt Electronic Repair
> : 206 W Main
> : Girardville Pa. 17935
> : ----- Original Message -----
> : From: "LeRoy Westlund" <llw@xxxxxxxxxx>
> : To: <techassist@xxxxxxxxxxxxx>
> : Sent: Thursday, September 16, 2004 1:06 AM
> : Subject: [TechAssist] [ FIXED ] Sony KV36XBR400 Dead set ( 220 volts was
> : applied )
> :
> :
> : > This WAS a straight forward repair.
> : > I pulled the "A" board to the shop, and replaced a blown MOV, and the
> A/C
> : > fuse.
> : > I could see no further damage, so I took the board back, re-installed
> : > it,.....and everything was back to normal. I must say that it was much
> : > easier then I had thought it would be. (Just a little sweat, and cuss
> : > words
> : > were needed). I don't know the part number of the MOV, cause I just
> took
> : > one
> : > from a junked Sony chassis. I think the one that Radio Shack sales
> would
> : > have even been good enough for a reliable repair.
> : >
> : > Thanks for your advice,
> : > LLW
> : >
> : > LeRoy Westlund
> : > Westlund TV & Electronics
> : > 97 North Main "Where there's a will,...
> : > Centerfield, UT 84622-0087 There's always a way."
> : > Ph./Fax 435-528-3822
> : > mailto:LLW@xxxxxxxxxx
> : >
> : > -----Original Message-----
> : > From: Leonard Caillouet <lcaillo@xxxxxxxxxxxx>
> : > To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
> : > Date: Thursday, September 02, 2004 8:04 PM
> : > Subject: [TechAssist] Re: Sony KV36XBR400 Dead set ( 220 volts was
> : > applied )
> : >
> : >
> : >>We never replace board in Sony sets unless they are burned beyond
> repair.
> : >>This should be a pretty straightforward repair.
> : >>
> : >>Leonard Caillouet
> : >>Electronics World
> : >>1261 NW 76 Blvd
> : >>Gainesville, FL 32606
> : >>352-332-5608
> : >>FAX 352-332-5668
> : >>
> : >>----- Original Message -----
> : >>From: "LeRoy Westlund" <llw@xxxxxxxxxx>
> : >>To: "TechAssist" <techassist@xxxxxxxxxxxxx>
> : >>Sent: Thursday, September 02, 2004 4:51 PM
> : >>Subject: [TechAssist] Sony KV36XBR400 Dead set ( 220 volts was
> applied )
> : >>
> : >>
> : >>> Hi members,
> : >>> I have to make an out of area service call on this set later this
> : > evening.
> : >>> The set was damaged from a 220 volt source. They said smoke came
> from
> : >>inside
> : >>> unit.
> : >>> I understand it is best to replace the "D" board (Power supply) part
> #
> : >>> A-1346-948-P as a complete unit.
> : >>> Has anybody had any luck just repairing the "D" board instead of
> just
> : >>> replacing it ?
> : >>> What parts should I take with me, just in case it is repairable in
> the
> : >>home
> : >>> ?
> : >>> What size of AC fuse does it use ? I might just pull the "D" board
> to
> : >>start
> : >>> with.
> : >>>
> : >>> TIA,
> : >>> LLW
> : >>>
> : >>> LeRoy Westlund
> : >>> Westlund TV & Electronics
> : >>> 97 North Main "Where there's a
> will,...
> : >>> Centerfield, UT 84622-0087 There's always a way."
> : >>> Ph./Fax 435-528-3822
> : >>> mailto:LLW@xxxxxxxxxx
> : >>>
> : >>>
> : >>>
> :
> >>> -------------------------------------------------------------------------
> : > -
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