Assembly (Display) - Ramsey Electronics PM10DC Manual

Advanced power meter
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ASSEMBLY (DISPLAY)

Assembly of your PM10DC is fairly straightforward, and surprisingly simple
for a complex kit. We will assemble things in three different sections to keep
things simple. Note, however, that the drawings show all of the parts on the
top of the board. THIS IS NOT THE CASE! Headers J2 and J6 are mounted
on the back of the board. Follow the directions closely and we will get this
working right the first time.
1. We will begin with the display board. If this has not been done for you
already you will need to break off the display board from the main board
along the line of holes or routed notch. If necessary place the line of holes
along the edge of a table top and press down on the board to snap it off.
Afterwards you may find that there's a lot of material hanging off the edge;
this is fiberglass. Use a file to smooth the edges down so it isn't sharp.
2. We need to install the 14-pin dual row header into the LCD display but
be careful not to install it on the wrong side! The header will be installed
on the back of the LCD display. Soldering will all be done on the front of
the display (which is the side that displays things), and we will be
soldering the short ends on the display board. Make sure all 14-pins are
soldered well. Hold the heat there for a bit with the soldering iron to make
sure the solder has flowed down into the drill holes.
3. On the top of the display there are two screw hole tabs. These will get
in the way of mounting the PM10DC inside a case. We will need to cut
them off after bending them over flat toward the back of the display so
they don't stick up. First bend over the tabs and then, using sharp
clippers, trim off the tabs so they don't stick out further than the IC on the
back of the display board does.
4. Do not install yet. Locate J2 and J6, the 8-pin dual row headers. If you
only have a 16-pin header you will need to cut this in half to make two 8-
pin dual row headers. These headers will be used to mount and position
the display board to the main board, as well as run signals between the
two boards. These two jacks need to be soldered nice and square to the
PM10DC 14

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