On 11/18/2012 4:15 PM, Jeff Liebermann wrote:
On Sun, 18 Nov 2012 16:01:38 -0800, Jeff
wrote:
(...)

Also, you may need a TM502a mainframe schematic if you suspect the
power supply to be at fault.
http://www.ebay.com/itm/390216672603
$7.50



I don't understand why people do stuff the hard way...
http://bama.edebris.com/manuals/tek/tm503
FREE