part flush. Solder other pin repeating reflow and
alignment. Flush cut leads and reflow. Install
•
Insert one 100 uF Capacitor at C15. The long lead (+)
goes to the square pad of outline near the (+) symbol
on the board. Solder one pin, reflow and align part
flush. Solder other pin repeating reflow and alignment.
Flush cut leads and reflow. Install
•
Insert a MBR1060G diode (2 pin package) in the
outline for D4. The part is mounted vertically. Press the
part down until the body is resting on the circuit board.
Install
•
Insert a LT1270A Switching Regulator U4 is mounted
horizontal into the 5 holes on the circuit board outline
for U4. First bend the legs straight. Bend to match
pattern while keeping the mounting hole centered. You
will later screw this component down to a stud
projecting from the heat sink below.
LT1270ACT Lead Insertion Detail
•
Install 4N33, 6-pin IC at U3. Make sure the round
depression dot on the package is closest to the notch
in the component outline. Install
Spacer Assembly
•
Locate four 4-40 x ¼ inch threaded hex spacers and
four 4-40 x 3/16 inch length screws.
•
Install the spacers on the bottom side of the circuit
board. Tighten the screws extra snug so they will not
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