Toshiba SX 2000 - Manual (Page 29)

Chapt.1 System Configuration
1.2.4 Setting Switches of Operation Mode
These switches are provided under the battery cover on the CPU front panei.
They controi the foiiowing fanctions. (SW-1 is ON, SW2, 3, 4 are set to OFF at the factory.)
. ROM/RAM Switch
_RUN/Stand-by Switch
:CPU reads this status when power is
changed from OFF to ON or when operation
mode is changed to RUN.
:CPU reads this status oniy when power
turns to ON.
•Programmer Port Parity :CPU reads this status oniy when power
turns to ON.
Reserved (fixed to OFF)
SW-1 ROM/RAM Switch
Setting
Position
SW-1
Function
CPU operation
at power up and at the beginning of the RUN mode
OFF ROM Starts up after the content of the Flash ROM has been transferred to
the RAM. (Initial Load)
ON RAM Starts up on the content of the RAM.
(No program transfer)
SW-2 RUN/Stand-by Switch
Setting
Position
SW-2
Function
Operation
Mode
Switch
Mode after
power up
Remarks
OFF
Automatic
RUN
HALT HALT
RUN RUN Automatic RUN start occurs.
ON Stand-by HALT HALT
RUN Starts up in the HALT mode. Ready to start
operation by an operate command from the
programming tool or by shifting the operation
mode switch.(^^LT^RUN)
is OFF, mode is set to Automatic RUN.
SW-3 Programmer Port Parity
Setting
Position
SW-3
Function Remarks
OFF Odd Parity 8 bit Data, 9600bps, Data length is libit.
ON No Parity 8 bit Data, 9600bps, Data length is lObit.
CAUTION
Mandatory
Set the switches of the CPU and I/O modules according to each instructions.
Mis-setting can cause malfunction or system accidents.
12 Sequence Controller S2T