Yaskawa J50M Instructions User Manual

Page 189

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d. A

manual intervention was performed during

the axis shift to the return position.

(8) In type P, any of the following operations

performed in the time between the discontinuation
of machining and the search operation for pro-

gram restart will cause an error:

a.

The setting of coordinate system was

fied.

ERROR .

PRTN ERROR

b.

The setting of work coordinate system was

specified.

ERROR

122 PRTN ERROR (G54 - G59)

c.

The coordinate system was modified by

operation ORG key.

ERROR . . .

PRTN

E R

R O

R

In type P ,

the correct program restart is made

possible only for the blocks that follow the one

for which the coordinate-system setting was per-
formed last before the discontinuation of machin-
ing.

(9) If a specified block has not been found, it
will cause an error.

Error 120 PRTN ERROR (NOT FOUND)

( 10) After turning power on, operation for pro-

gram restart without any returning to reference

point will cause an error.

Error — ZR UNREADY

( 11) After search operation for program restart is

completed, if shaft is transferred by MDI before
moving shaft, it will cause an error.

Error 124 PRTN ERROR

( 12) In program restart operation during modifying

tool dia, MDI cannot instruct

T

or

B .

In

this

case, use manual MD I operation (interruption into
actual buffer during modifying codes) .

(13 ) “PRN” blinks at the last line of CRT screen between

the times when program restart search is instructed
and when last Z-axis is completed to return.

( 14) In DNC operation or tape operation program

can not be restarted.

5.2.5.1 PLAYBACK

t

The current axis position during movement can
be stored as command value in the part program.
This function is permitted in the PLAYBACK

mode when PLAYBACK switch is turned on in
manual operation mode.

To turn on PLAYBACK mode, activate the PLAYBACK

switch on the machine control station or set #6000
to “1”. Procedure for storing program in

the PLAYBACK

mode is as follows.

(1) Set the control in the manual operation mode
(RAPID , JOG, STEP, or HANDLE).

(2) Turn on the PLAYBACK switch.

(3) Depress the PROG key of function keys.

The CRT screen shows the contents of part pro-
gram number O plus 4 digits and the current
value at the bottom.

(4) Register the new program number after address O.

To register 01234, for example, key-in O, 1, 2, 3, 4 and

depress the

key.

The numbers are displayed as they are keyed-in.

See the figures below.

I

PROG(PLAYBACK)

00001 NOO1O

NOO02
NOO03
NOO04
NOO05
NOO06
NOO07
NOO08
NOO09

P o s

G92 X140 Y1OO Z30;
GOO S1200

G41;
Xo Z500;

ZO F20;

X2000;

Z-2000;
Y2000;
X3000 Y4000;

X1234, 567 Y2345, 678

Z-2345, 789

LS K

R D Y

Fig. 5.32

I

(

P L A Y B A

C K )

01234 NOO1O

01234;—

567

LSK

RD Y

EDIT BUFFER REGISTER

Fig. 5.33

(5) Move the axis to the position which will be

written as command.

(6) Depress the address key for the axis whose

position is written.

(7) Depress the WR key.

The displayed

current value is the command

value of the selected address.

Key-in the

numerical data before depressing the WR key,
and the

amount of keyed-in value plus cur-

rent value will

the new command value.

181

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