Self-Timer Operation - FujiFilm Fujica AX-1 Repair Manual And Part List

REASSEMBLY, REPAIR AND ADJUSTMENT
FUJICA AX - 1
3.

Self-timer operation

Check the self - timer switch on the E l l - 2 switch assembly first.
Next, check voltages on pins 23 and 25 of the HA16517, and check the parts,
wiring and circuit related to these pins.
Further, make sure that the M - printed circuit board and buaaer contact are
normal.
PIN NO.
23
25
When buzzer sound is too loud or whispers, check the 20K
flexible printed circuit board (located between Trl and pin 23).
FUNCTION
Buzzer signal
Self-timer set input
- 1 1 8 -
VOLTAGE AND OCCURRENCE
When the self-timer is acting, a 2KHz duty
1/4 pulse signal is generated for 12 seconds
after the S2 switch turns on.
When setting self-timer:
Normally:
0.3V or less
0.7V or more
resistor on the