PDP-8/E PowerSupply Part 2

From: Zane H. Healy <healyzh_at_aracnet.com>
Date: Thu Nov 29 13:26:26 2001

OK, I got brave and flipped the switch and started testing voltages with
everything disconnected.

I've got a H724 PS and everything looks good except the +8Vdc line which is
for powering the light bulbs on the front panel, and the 14Vac. The +8Vdc
should be between 6-10Vdc according to Volume 1 of the maintenance manual,
and it's currently at 11.14Vdc. The 14Vac looks like it might be even more
messed up, as I'm getting 8.95Vac on one line and 19.26Vac on the other,
but it doesn't look to be used.

Now for everything except the +8Vdc and 14Vac everything looks to be
adjustable. So, is there anything I can tweak on this, or should I just
not worry about it? I really don't want to be blowing lightbulbs if I can
help it.

                        Zane
--
| Zane H. Healy                    | UNIX Systems Administrator |
| healyzh_at_aracnet.com (primary)    | OpenVMS Enthusiast         |
|                                  | Classic Computer Collector |
+----------------------------------+----------------------------+
|     Empire of the Petal Throne and Traveller Role Playing,    |
|          PDP-10 Emulation and Zane's Computer Museum.         |
|                http://www.aracnet.com/~healyzh/               |
Received on Thu Nov 29 2001 - 13:26:26 GMT

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