289
Error and message
Possible correction
Probable cause
FAL no.
Input-output I/O table error
I/O SET ERROR
E0
Input and output word
designations registered
in I/O table do no agree
with input/output words
required by Units
actually mounted.
Check the I/O table with I/O Table
Verification operation and check all
Units to see that they are in
correct configuration. When the
system has been confirmed,
register the I/O table again.
FALS error
SYS FAIL FAL**
0 to 99 or
9F
FALS has been
executed by the
program. Check the FAL
number to determine
conditions that would
cause execution (Set by
user or by system).
Correct according to cause
indicated by FAL number. If FAL
number is 9F, check watchdog
timer and cycle time, which may
be to long. 9F will be output when
FALS(07) is executed and the
cycle time is between 120 and
130 ms.
A number of other error messages are detailed within this manual. Errors in
program input and debugging can be examined in
Sections 4-6-2 and 4-6-3
and errors in cassette tape operation are detailed in
Section 7-4.
8-5
Error Flags
The following table lists the flags and other information provided in the SR
and AR areas that can be used in troubleshooting. Details are provided in
3-3
SR Area
and
3-4 AR Area
.
SR Area
Address(es)
Function
24700 to 25015
PC Link Unit Run and Error Flags
25100 to 25115
Remote I/O Error Flags
25203
SYSMAC NET Link System SEND(90)/RECV(98)
Error Flag
25206
Rack-mounting Host Link Unit Level 1 Error Flag
25208
CPU-mounting Host Link Unit Error Flag
25300 to 25307
FAL number output area.
25308
Low Battery Flag (CPU or File Memory)
25309
Cycle Time Error Flag
25310
I/O Verification Error Flag
25311
Rack-mounting Host Link Unit Level 0 Error Flag
25312
Remote I/O Error Flag
25408
Duplex System Bus Error Flag
25410
Duplex System CPU Error Flag
25411
Duplex System Memory Error Flag
25503
Instruction Execution Error (ER) Flag
Other Error Messages
Error Messages
Section 8-5