
OPERATION
B–61404E/08
2. OPERATIONAL DEVICES
396
8–φ4
400
200
130 130 130
5
5
5
190
5
Fig. 2.1 (f) 9″ small monochrome/or color CRT/MDI panel (with soft key)
Table 2.1 Explanation of the MDI keyboard
Number Name Explanation
1 Power ON and OFF but-
tons
O OFF
I ON
Press theses buttons to turn CNC power ON and OFF.
2 RESET key
RESET
Press this key to reset the CNC, to cancel an alarm, etc.
3 START key
OUTPT-
START
This key is used to start MDI operation or automatic operation, depending on the ma-
chine. Refer to the manual provided by the machine tool builder. This key is also
used to output data to an input/output unit.
4 Soft keys (option) The soft keys have various functions, according to the Applications. The soft key
functions are displayed at the bottom of the CRT screen.
5 Address and numeric keys
(
N
4
…
Press these keys to input alphabetic, numeric, and other characters.
6 SHIFT key
SHIFT
Some keys have two characters on their keytop. Pressing the <SHIFT> key
switches the characters. Special character Λ is displayed on the screen when a
character indicated at the bottom right corner on the keytop can be entered.
(The standard MDI key panel does not have this key.)
7 INPUT key
INPUT
When an address or a numerical key is pressed, the data is input to the buffer, and
it is displayed on the CRT screen. To copy the data in the key input buffer to the offset
register, etc., press the <INPUT> key.
This key is also used to input data from an input/output unit.
Explanation of the
keyboard