14 Test Operation, Adjustment, Maintenance and Troubleshooting
14.1 Preparation for Test Operation
203
FX
3G
Series Programmable Controllers
User's Manual - Hardware Edition
11
H
igh-Speed
C
ounters
12
O
utpu
t Wi
ring
13
Wi
ring for
Va
rious U
ses
14
Te
st R
un,
M
ain
tenanc
e,
Troub
le
shooting
15
Input/O
utput
Pow
ere
d
Extens
ion U
nit
s
16
Input/Output
Ex
tension
Blocks
17
Extensi
on
Pow
er Suppl
y
Un
it
18
O
ther Ex
tensi
on
Un
its
an
d
O
pti
ons
19
Displ
ay
Modul
e
20
Te
rmi
nal Block
14.1.4 Writing of program and program check [power ON and PLC stopped]
1
Turn on the PLC power.
Make sure that the RUN/STOP switch of the PLC is set to STOP, and turn the power on.
2
Check the program.
Check for circuit errors and grammatical errors with the program check function of the program-
ming tool.
3
Transfer the sequence program.
Write the program to the PLC with the programming tool.
When the memory cassette is used
Make sure to set the PROTECT switch of the memory cassette to
OFF (shown right).
→
For details on handling of the memory cassette, refer to Chapter 21.
4
Verify the sequence program.
Verify that the program has been correctly written to the PLC.
5
Execute PLC diagnosis.
Check for errors in the PLC main body with the PLC diagnostic function of the programming tool.
→
For details on the PLC diagnosis with the display module or GX Works2, refer to Section 14.6.
→
For details on the PLC diagnosis with the GX Developer, refer to GX Developer Version 8
Operating Manual.
→
For details on the PLC diagnosis with the FX-30P, refer to FX-30P Operation Manual.
PROTECT switch
