[TechAssist] Re: Rca CTC169BJ5

  • From: Al Gutz <alg@xxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Thu, 22 Sep 2005 21:23:31 -0400

When using an ohm meter on zeners below 5V, the voltage present on the 
meter leads will put the diode into conduction and give some odd readings.

Al G

Larry Poffen wrote:
> I did replace CR4118, found out stby B+ is very high  also B+ to H/O is 
> about 180V  Set doesn`t shut down ,,but is hard to get to start.  I suspect 
> the 3 volt zener CR4122, It checks Ok on R X1 but has leakage on higher 
> ranges, but it is a Zener & don`t know how this low of voltage zenner would 
> check.  Thanks for the info.   Larry
> 
> Larrys TV & Computer Service
> Broken Arrow OK 74011
> phone 918-455-1041
> Fax 918-451-4485
> e-mail lpoffen@xxxxxxx
> ----- Original Message ----- 
> From: "Dan Williams" <wizhd@xxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 22, 2005 12:06 PM
> Subject: [TechAssist] Re: Rca CTC169BJ5
> 
> 
> 
>>May try replacing diode and capacitor on the 15 volt supply line.
>>
>>Dan W
>>Wizard Electronics
>>wizhd@xxxxxxxxxxxxxxxx
>>----- Original Message ----- 
>>From: "Larry Poffen" <lpoffen@xxxxxxx>
>>To: <techassist@xxxxxxxxxxxxx>
>>Sent: Thursday, September 22, 2005 9:43 AM
>>Subject: [TechAssist] Rca CTC169BJ5
>>
>>
>>
>>>This set came in dead & after replacing the caps & U4101 the set will 
>>>come
>>>on if I unplug the audio connector , but The OSD display is shifted to 
>>>the
>>>left so that only about 1/2 of the names (color, tint ect is visible) 
>>>the
>>>rest is off the screen.  The width is OK as I compared it with other 
>>>sets.
>>>Is there an adjustment for the OSD?  Also I will have to troubleshoot the
>>>audio. with the audio plug hooked up it makes a loud pop & will not 
>>>start.
>>>thanks   Larry
>>>
>>>Larrys TV & Computer Service
>>>Broken Arrow OK 74011
>>>phone 918-455-1041
>>>Fax 918-451-4485
>>>e-mail lpoffen@xxxxxxx
>>>
>>>
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>>
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> 
> 
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