TU56 lamp replacement

dwight elvey dkelvey at hotmail.com
Fri Oct 23 08:55:00 CDT 2009

> Date: Fri, 23 Oct 2009 13:52:40 +0200
> From: hachti at hachti.de
> To:
> Subject: TU56 lamp replacement
> Hi folks,
> I'm currently checking out some TU56 DECTape drives. Stuck motors, burnt
> electronics, dirt, and other issues usually come my way.
> And broken indicator lights. Does anybody have experience replacing
> those bulbs? Originally there are those white plastic blocks that 
 Measure one in operation. Check both the current and the
voltage. Don't just measure the ohms when off. Lamps
( At least modern lamps ) tend to be constant current
like and won't give you accurate reading when off.
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