POSIFLEX Business Machines PP3000 - Manual (Page 18)

When all LEDs light up simultaneously and the buzzer sounds
continuously, a CPU error has occurred. In case of a CPU error, turn off the
power then turn it on again. When turning off the power, the data will be
cleared.
Power LED
(Green)
On-line LED
(Green)
On-line
switch
Feed
switch
Alarm LED
(Red)
Power
On-off
switch
Fig. 10 Locations of switches and LED’s
SELF PRINT TEST
“FEED” + “POWER ON” (Turn the power on while holding the “FEED” switch
depressed)
Self-printing will be performed according to the version no., DIP switch
settings, mode settings and the character order. When the “FEED” switch is held
PP3000 Series User’s Manual 3 - 2