Omron NT30 Operation Manual page 27

Description of Parts and Settings
Rear View
DIP switch (SW2)
Set the system settings with
this DIP switch.
Battery cover
The battery is secured underneath this cover.
Backlight unit
Backlight integrated with a connector.
Warning label
SW2 RESET –CONTRAST
PRINTER RS-232C
SDA
RS-232C Host I/F tool connector
Connect the cable from a PC or
NT-series Support Tool here.
Contrast control
Use a fine flat-blade screwdriver. Turn
clockwise to increase the brightness.
Reset switch
Used to initialize all the statuses of the NT30/30C.
However, the screen data memory and memory
switches retain their statuses before initialization.
Printer connector
Connect the printer cable here. Output
conforms to Centronics specifications.
SDB RDA RDB 24 VDC
+
Section
B7A interface connector (under the
label)
When using a B7A Interface Unit, peel
off the label and connect it here.
GR terminal
Grounding terminal to prevent
malfunction due to noise
Power input terminals
Connect the power to the NT30/30C
at these terminals.
RS-422A terminal block
When making the connection to the PC
with RS-422A, connect the cable here.
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