[TechAssist] Re: RCA-P46728WK-CTC169PC--B+ Skyrockets at turn on-shorts HOT

  • From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Wed, 8 Jan 2003 14:59:42 -0500

From WINSTIPS:

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Text pasted from WinSTIPS 2.0
http://www.ServiceSoftware.com
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RCA   CTC169

B+ Will Not Adjust Below 154 Volts

Abctv

Cr4122 P/N 200158

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RCA   CTC169

Dead Shut Down Standby B+ Too High(175v)

Quality Electronics

Replace C4108 (47@100)And C4102(2.2@100)

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RCA   CTC169

Dead. 140 Volt Line Measure Over 200v  Emergency Tv Electronics

Emergency Tv Electronics

Replaced C105 .33uf Polyester Film Cap And C107 2.2uf/100v Elect Cap

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RCA   CTC169

Dead. Comes On At Lowered Line Voltage. Reg B+ > 160v In Standby.

Ford's TV & Video Service  (CTC169PF)

Open Capacitors, C4102 (2.2 UF 100V 105C 195691), C4104 (15 UF 63V 189982),
C4108 (39 UF 100V 105C 208002).

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RCA   CTC169

Dead. Comes On At Lowered Line Voltage. Regb+ >160v In Standby

C4108 Open

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RCA   CTC169

Dead. Stby 140v Very High (200v Or More, Often!)

Palmetto Electronics, Inc.

Replace:C4102(195691)2.2uf/100v, C4104(189982)15uf/50v & C4108(208002)
39uf/100v In Chopper Ckt.  These Values/Pt.#'S For P46151wk/Ptk169pt;
(Family 2)Check Pts List For Model/Family You Specifically Have!

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RCA   CTC169

Dead.Regulated 143 V Pulsing From 20 To 190 V In Off Mode

Pyramid Electronics

Capacitor C4102 Open. Off Regulator Control Ic. 2.2 Mfd. @ 100 V.

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Bob Waterman, CET® #RI-28
Master Technician License #9109
Service Manager
Gemini Computer, TV, & Security Alarms
(508)695-7302
(508)695-7769 FAX
geminitv@xxxxxxxxxxxxxxxx
geminitv@xxxxxxx

----- Original Message -----
From: "Richard La Placa" <continentaltv@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, January 08, 2003 2:31 PM
Subject: [TechAssist] RCA-P46728WK-CTC169PC--B+ Skyrockets at turn on-shorts
HOT


>
> Hello all,
> Hate to bother but am stusk. Changed flyback, IC 4101,C4102, C4104& cr
4118
> & C4401 & C4141.
> B+ standby is 141 volts. When set is turned on the B+ goes way up (over
300
> volts)
> Does anyone have any experience with this problem?
>
> TIA
>
> Richard La Placa
> Continental TV
> 312a Park Row
> Chestertown, Md,21620
> Fax&Phone-410-778-1113
> continentaltv@xxxxxxxxxxx
>
>
>
>
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