A-25
FMT 3000 Hardware Reference Manual - Connectors and Jumpers
Figure A-20. 21-Pin Terminal Block - Digital Inputs/Outputs & DC Power (TB1)
Jumpers
Power Board Configuration
JP1 - Battery back-up function
JP2 Power Switch Enable (see
on page A-5)
Either JP1 or JP2 should be installed but not both at the same time. If battery back-up is not
desired, remove the battery connector from P1.
CPU Clock Speed
CPU Clock Jumper Settings (JP2, JP3, JP4 on the CPU Board, see
on page A-2)
JP1
JP2
Comment
OUT
OUT
INVALID
OUT
IN
Switch enabled and battery back-up enabled (default)
IN
OUT
Switch disabled and battery back-up enabled
IN
IN
INVALID
JP2
JP3
JP4
CPU CLK
CPU operating speed
IN
IN
IN
4 MHz
DO NOT USE
IN
IN
OUT
8 MHz
DO NOT USE
21
1
Digital I/O Terminal Block
TB1