
PMAC2A-PC104 Hardware Manual
Base Board E-Point Jumper Descriptions 43
E13: Power-Up/Reset Load Source
E Point and Physical
Layout
Location Description Default
E13
E5
Jump pin 1 to 2 to reload firmware
through serial or bus port.
Remove jumper for normal operation.
No jumper
E14: Watchdog Disable Jumper
E Point and Physical
Layout
Location Description Default
E14
B3
Jump pin 1 to 2 to disable Watchdog
timer (for test purposes only).
Remove jumper to enable Watchdog
timer.
No jumper
E15A, B, C: Flash Memory Bank Select
E Point and Physical
Layout
Location Description Default
E15A
E15C
E4
Remove all 3 jumpers to select flash
memory bank with factory-installed
firmware.
Use other configuration to select one of
the 7 other flash memory banks.
No jumpers
installed
E16: ADC Inputs Enable
E Point and Physical
Layout
Location Description Default
E16
D1
Jump pin 1 to 2 to enable the Option-12
ADC inputs.
Remove jumper to disable the ADC
inputs, which might be necessary for
reading current feedback signals from
digital amplifiers.
No jumper
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