Remove receiver from transit case.
Position receiver (5) on flat surface so receiver ring is up,
tender is down, and coaxial connector (6), is to your left.
Looking down into receiver ring, locate Connector P1 (7) on decoder
printed wiring assembly.
Position case-top assembly above receiver ring so word CAUTION and
black radiation hazard symbol are toward you.
The M43A1 Interface Cable must not interfere
with electrical spring contacts or Interface
Cable Retainer on inside of ring or extend
between case-top assembly and receiver ring
top surface or damage may result.