Jump seats
A319: 1
A320: 2
Passenger seats
A319: 156
A320: 177, 186
Instrumentation
A319: ISIS (Integrated Standby Instrument System)
A320: Standby Instruments
NAV; LOGO switch setting
Position 1 for odd flight days, position 2 for even flight days.
If ON or OFF only, then ON (not sure of switch logic)
Displays are what type
A319: LCD
A320: CRT
display is slightly different