Motorola MVME147 Installation And Use Manual page 40

Operating Instructions
RESET Switch (S2)
3
RMT RST Switch Connector (J4)
FAIL Indicator (DS1)
STATUS Indicator (DS2)
3-2
The front panel
RESET
enabled. It also generates a VMEbus System Reset, if the MVME147
is the system controller.
If the MVME147 is not the system controller, this switch should not
be used when the local MPU is executing VMEbus cycles.
The PCC provides the
signal is debounced and when it is enabled, it causes a reset out
signal.
The switch is enabled at power-up, and 147Bug leaves it
RESET
enabled. It is enabled/disabled by software.
The remote reset connector J4, marked
panel reset function to be provided remotely by a user-
supplied/installed switch/cable assembly. Shorting the two pins
has the same effect as pressing the front panel
When the remote switch and cable is installed, the MVME147 can
be reset by the remote switch or by the front panel
The red LED, DS1, indicates the status of the BRDFAIL bit in
FAIL
the VMEchip. The
FAIL
when watchdog time-out occurs in the PCC. Also, if the
lit and SYSFAIL inhibit bit in the VMEchip is not set, the MVME147
drives SYSFAIL on the VMEbus.
The yellow LED, DS2, lights whenever the MC68030
STATUS
STATUS* pin is low. When the yellow LED is fully lit, the processor
has halted.
switch S2 generates a local reset, when
switch interface. The
RESET
RMT RST
LED lights when the BRDFAIL bit is set or
switch
RESET
, allows the front
switch.
RESET
switch.
RESET
LED is
FAIL