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8. TROUBLESHOOTING
/MELSEC
8. TROUBLESHOOTING
This section lists error
messages and troubleshooting
procedures.
8.1 Screen Error Messages
The following messages may be
generated during operation of
the
AD51 with
i t s programming console.
Dsrcription
Display
Screen
Corrective Action
1) Invalid number has been set.
2 ) "1"
I M U L T I TASK GO) has
been pressed before multitask
setting, or there is an error in
the multitark data.
1
I
Correct the number.
21 Set
or
correct multitask data.
Mode seiect menu
Correct the number.
Correct.
BASIC program
addrerr setting
lnvaiid number has been set
CANNOT S E l
Date and time
setting
lnvaiid value has been set
1) GPP mode selected without
connecting the GPP t o C H I .
21 Invalid number has been set.
Correct
GPP made
MEMORY PROTECT
ERROR
Mode select menu
System
data
area
ir
memory
protected.
Set the memory protect switch t o
OFF.
BASIC program
addrerr setting
Printer rettins
D A T A
[nj
SET ERROR
Correct
The data indicated on the menu
by the number n i r wrong.
Correct
For
ERROR o l r ~ o y e d
n
i h r
TYPE. START CONOITION,
o f
I h T E R V A L , co
umnn,
corrcct rhr
ERROR
Multitask setting
Value above "ERROR" ir wrong.
data
on
thk screen. For o t h u
coiumns correct the data
on
the
BASIC program address settins
screen.
A 0 5 1 BUS ERROR
Usually caused by the
PC
CPL
accessing the AD51 buffer mem.
ory too frequently or w i t h toc
much data. STOP the PC CPU
Check cable connection and start
UD
aqain.
GPP inaccessible t o A 0 5 1 buffer.
AD51 COMMUNICATION
ERROR
Communication
error
between
AD51 E and GPP
AD51 WRITE ERROR
Memory
area
is ROM or memory
Dratected.
Select R A M area channel
or
reset
memory protect.
Correct.
ADDRESS ERROR
Address is not in the allowed
ranae.
Select appropriate character
r e
and
use
alphanumericr for r y r t e n
name soecification.
"Kana"
1i.e. Japanese characters)
I"
The ryrtem name.
FD capacity exceeded.
Invalid file name for filedirectory
or delete function.
1) No FO in accessed drive.
2) F D is write protected.
3 )
F D is defective.
FO is write protected.
The same file name exists.
CANNOT USE KANA!!
GPP mode
DISK F U L L
Insert new FO.
Correct.
1) insert FD.
2) Set FO write protect tab t o
OK.
3 )
Change FD.
Set FO write protect tab t o OK.
Chanse the file name.
F l L E NAME ERROR
FLOPPY ERROR
:LOPPY WRITE PROTECT
IDENTICAL N A M E
MEMORY NOTHING
Invalid area number has been
roecified.
Correct the area number
NO F l L E
Specified file ir not
on
FD
Correct
ROM ERASING ERROR
ROM has not been erased
Erare ROM data or
"re
a
new
ROM.
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