PNVS INTERACTIVE FD/LS CHECK
If the AGPU is selected to provide power to the
aircraft, refer to paragraph 31. If the APU is
selected to provide power to the aircraft, refer to
1. Perform SYSTEMS POWERUP procedures in
accordance with paragraph 31.
2. Preset crew station switch/control settings as follows after
an aircraft power source is online.
Do not turn pilot night vision sensor
(PNVS) power on immediately after power
was turned off. Damage to the PNVS
Electronics Unit (PEU) may result.
When icing conditions exist, ensure that
target acquisition and designation sight
(TADS)/PNVS gear teeth are free of ice, or
damage may result.
If the FD/LS functional check does not locate
the faulty component or continues to indicate
the same component after it has been
replaced and the problem still exists refer to
the PNVS malfunction symptom index
If PNVS switch was just set to OFF, wait a
minimum of 10 seconds before recycling the