[TechAssist] Re: [ FIXED ] Sony KV36XBR400 Dead set ( 220 volts was applied )
- From: "Adolph Gower" <agower@xxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 16 Sep 2004 20:09:14 -0700
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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