Pictorial Assembly Guide
Start with lowest height components
Discrete resistors
Add SIP resistors, square pad is pin 1
Add 0.1uF bypass capacitors
Add IC sockets, serial port connectors, and RC2014 bus connector
Add HLMP1700 T1 LED, the longer lead (anode) goes to hole next to silkscreen with flat side
Add PLCC68 socket. Be sure to match the mitred corner with the silkscreen