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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 (retry)

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 (retry)

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 (retry)

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 (retry)

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