4-7
PCB Connector and
Signal Information
4.2 Main CPU PCB (FP-D250/D350 Series)
(CN1)
Status
Pin
No.
Signal
Name
Destination
Function
1
2
3
4
5
6
7
SVCNT
PVCNT
ZCRS
ZCDWN
BTCNT
EPACNT
ACDWN
LVPS PCB
CN17-7
LVPS PCB
CN17-6
LVPS PCB
CN17-5
LVPS PCB
CN17-4
LVPS PCB
CN17-3
LVPS PCB
CN17-2
LVPS PCB
CN17-1
Scanner 24V ON/OFF
signal
Printer 24 V ON/OFF
signal
Zero cross Signal
Zero cross down signal
Battery control signal
Power supply control
signal
Power supply down
signal
0V
OFF
ON
0V
OFF
ON
Pulse
0V
OFF
ON
0V
OFF
ON
0V
AC ON AC OFF
(FP-D250/D350 Series)