Metrohm 746 VA Trace Analyzer User Manual
Page 521
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7 Safety, Errors, Troubleshooting, Diagnosis, GLP
746 VA Trace Analyzer / 747 VA Stand
7-22
Error message
Meaning/Causes
Rectification
Exit
RS IFC.# - ERROR 5:
CNT is ON in spite of
write cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 6:
CNT is not ON in spite
of read cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 7:
HSB is not set to ON at
read cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 8:
HSA is not set to OFF
at read cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 9:
HSB is not set to OFF
at read cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 10:
HSA + HSB are not set
to OFF at read cycle
Handshake error in the RS232
module
(# = 1 or 2)
−
Press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 11:
Send timeout: XOFF=&
CTS=& DCD=& DSR=&
Error in transmission in RS232
module (# = 1 or 2; & = 0 or
1). Possible causes:
−
XOFF=1
: Stop by receiver
−
CTS=1
: Receiver not
ready
−
DCD=1
: Receiver
transmitting
−
DSR=1
: Receiver not in
operation
−
alle=0
: Character without
delimiter in receive
buffer prevents
transmission
−
Press
−
If error reappears, check receiver
−
Press (abort)
−
Reset RS interface (press softkey
on the ”VA TRACE
ANALYZER” page)
r/a
RS IFC.# - ERROR 12:
EOS timeout at CTRL
reg. read cycle
Error in RS232 module interface
−
Press
−
If error reappears, press Reset key
−
If error reappears, start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 13:
Parity=& Stopbit=&
Overrun=& Recbuff=&
Error in receiving in RS232
module (# = 1 or 2; & = 0 or
1). Possible causes:
−
Parity=1
: Parity error
−
Stopbit=1
: Stop bit error
−
Overrun=1
: Data bit error
or baud rate
error
−
Recbuff=1
: Buffer full, no
termination
available
−
Press
−
If error reappears, press (abort)
−
Check RS parameters on the ”VA
TRACE ANALYZER” page
r/a
RS IFC.# - ERROR 14:
Busy timeout, remote
keyb. mode not possible
Error in RS232 module interface
−
Press
−
If error reappears, press (abort)
−
Reset RS interface (press softkey
on the ”VA TRACE
ANALYZER” page), start diagnostic
routine and run RS test
r/a
RS IFC.# - ERROR 15:
Unknown RS232 error
Non-specified RS232 error
−
Press Reset key
−
If error reappears, inform Metrohm
service
r/a