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FANUC Series 30i/300i/300is-MODEL A. Machining Center System. User's manual - page 242

12.SETTING AND DISPLAYING DATA

OPERATION

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12.7

SCREEN ERASURE FUNCTION AND AUTOMATIC
SCREEN ERASURE FUNCTION

Overview

Keeping the same characters displayed in the same positions on the
screen for a long time will shorten the life of the LCD.
To prevent this, the CNC screen can be erased. The screen erasure
function allows the user to perform a key operation to erase the screen.
The automatic screen erasure function erases the screen automatically
when there has been no key operation for a parameter-set period of
time.

Screen erasure function

When 0 is set in parameter No. 3123, the CNC screen can be erased
by pressing the

key and any function key (such as

) at the same time. The CNC screen can be displayed again by

pressing any function key.

Automatic screen erasure function

When there has been no key operation for a time (in minutes) set in
parameter No. 3123, the CNC screen is erased automatically. The
CNC screen is displayed again by pressing a key.

- Screen erasure by the automatic screen erasure function

If the following conditions are all satisfied for the time (in minutes)
set in parameter No. 3123, the CNC screen is erased.
Conditions for automatically erasing the CNC screen

•

Parameter No. 3123

≠

•

None of the following key operations is performed.

MDI

keys

Soft

keys

External key input

•

No alarm is issued.

- Redisplay of the screen by the automatic screen erasure function

If one of the following conditions is satisfied when the CNC screen is
off, the CNC screen is displayed again:
Conditions for redisplaying the CNC screen

•

One of the following key operations is performed.

MDI

keys

Soft

keys

External key input

•

An alarm is issued.

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- Screen erasure by using the

key + function key

When a non-zero value is set in parameter No. 3123, the screen is not
erased with the

key and a function key.

- Set time

Only the time set in parameter No. 3123 for path 1 is valid.

- Alarm in another path

When an alarm is issued in any of the paths, the screen is not erased.

Parameter

3123

Time required before a screen saver is activated

[Input type] Setting input

[Data type] Byte path

[Unit of data] min

[Valid data range] 0 to 127

After a time (in minutes) set in parameter No. 3123 passes without key
operation, the NC screen is erased automatically. Pressing a key
causes the NC screen to reappear.

NOTE

1 Setting 0 disables automatic screen erasure.
2 This function cannot be used together with manual

screen erasure. If 1 or a larger value is set in this
parameter, manual screen erasure is disabled.

12.SETTING AND DISPLAYING DATA

OPERATION

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12.8

LOAD METER SCREEN

Overview

The servo and spindle load meters can be displayed in place of the
modal code display part and the remaining travel distance part of the
current position display on the program check screen.
This function is enabled only when the 10.4-inch display unit is used.

12.8.1

Single-Path Display

Screen layout

In the single-path display mode, the servo or spindle load meter is
displayed in place of the remaining travel distance display of the total
position display.

Fig. 12.8.1.(a) Servo load meter

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OPERATION

12.SETTING AND DISPLAYING DATA

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Fig. 12.8.1 (b) Spindle load meter

Screen switching

The servo load meter and spindle load meter are displayed by pressing
soft key [MONITOR] on the left side of the screen. Initially the servo
load meter is displayed. Each time soft key [MONITOR] is pressed,
the servo load meter and spindle load meter alternate.

Servo load meter Spindle load meter

Switched by pressing soft key [MONITOR]

12.SETTING AND DISPLAYING DATA

OPERATION

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12.8.2

Two-Path Display and Three-Path Display

Screen layout

In the two- or three-path display mode, the modal information display
part on the program check screen can be replaced by the servo or
spindle load meter.

Fig. 12.4.30.5 (a) Servo load meter screen

Fig. 12.4.30.5 (a) Spindle load meter screen

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OPERATION

12.SETTING AND DISPLAYING DATA

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Screen switching

By pressing soft key [LOAD METER], the screen display can be
switched among the modal information display, servo load meter
display, and spindle load meter display.

Modal information

Press soft key [LOAD METER].
Spindle load meter

Press soft key [LOAD METER].
Servo load meter

Press soft key [LOAD METER].

12.SETTING AND DISPLAYING DATA

OPERATION

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Parameter

#7 #6 #5 #4 #3 #2 #1 #0

3192

PLD

[Input type] Parameter input

[Data

type]

Bit

# 7

PLD

When the current position is indicated for a path, and when the

program check screen is displayed in a two- or three-path system, the
function for displaying servo load meters and spindle load meters is :

0: Disabled.
1: Enabled.

13140

First character in spindle load meter display

13141

Second character in spindle load meter display

[Input type] Setting input

[Data type] Byte spindle

[Valid data range] These parameters set character codes to set the name of each spindle

that appears in spindle load meter display. Any character string
consisting of numeric characters, alphabetical characters, katakana
characters, and symbols with a maximum length of two characters can
be displayed as a spindle name.
If 0 is set, the following is displayed:
1st

spindle S1

2nd

spindle

3rd

spindle

4th

spindle

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13.GRAPHIC FUNCTION

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GRAPHIC FUNCTION

Chapter 13, "GRAPHIC FUNCTION", consists of the following
sections:

13.1 GRAPHIC

DISPLAY...........................................................1900

13.2 DYNAMIC GRAPHIC DISPLAY.......................................1913

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