4-5. DESCRIPTION OF ELECTRICAL TEST PANEL
Attached to test set case by 16 screws. Operator controls (switches, potentiometers, jacks, indicators) mounted on
front panel. Other components (filters, transformer, relay) mounted on back of panel. Other test set modules
mounted on chassis on back of test panel.
OPERATOR CONTROL FIELD FUNCTIONS
Operator controls are arranged in fields on test panel according to their use.
A SIGNAL PROCESSOR CONTROLS Field (DS3, R1, R2, S2-S7, S16) Provides inputs to signal processor that
normally come from aircraft radar control panel.
B BITE Field (DS2, DS4, DS5, S8) Controls BITE test circuits in signal processor.