Re: Any Panasonic VCR Experts In Here?

On Thu, 03 Jul 2008 13:54:08 -0400, Michael A. Terrell wrote:

> Meat Plow wrote:
>> 
>> I see. I took the OP's description of "Head Unit" to mean replacing the
>> head unit (unit with the heads in it that can be replaced separately.)
>> and not the "whole cylinder" whatever that means.
> 
> 
>    That is the upper and lower drums, spindle motor and the head
> electronics. Unscrew it from the chassis, unplug the cables and change
the
> whole assembly.

Whole assembly much better describes it.
 
>    That is how heads are changed on R-R broadcast tape machines, like
> the 1" Sony machines we used at Ch. 55 in Orlando. If you were used to
it,
> you could drop a new $1100 head into the machine in under 15 minutes,
and
> be back in service.  It came prealigned and tested.  You didn't have to
> take the machine out of the rack or unhook anything else. It was one of
> the things I liked about Sony Broadcast Electronics..

The first VCR I worked on was a JVC Umatic back in 1980. I've changed
100's of head drums since.