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 <r> (retry)

If error reappears, check receiver

Press <a> (abort)

Reset RS interface (press softkey

<Reset Ifc.#>

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 <r> (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 <r> (retry)

If error reappears, press <a> (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 <r> (retry)

If error reappears, press <a> (abort)

Reset RS interface (press softkey

<Reset Ifc.#>

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

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