7 Troubleshooting
Problem / Message
Printout unreadable
Pilot lamp does not light
Pilot lamp flashes
----- No Connection ----
--------Timeout ---------
------- Over Load -------
------ Under Load -------
-- Transmission Error --
---- Not Executable ----
--- Date/Time Not Set --
----- Memory Error -----
Possible cause
• Ribbon worn or entangled
• Service life of printing unit
at an end
• No power
• Power supply fault
• RS232C connection
is disconnected / not
attached
• The interface parameters
do not match the balance
• Data transfer has not
completed in the last 45 s
• Balance in overload range • Check the weight of sample
• Balance in underload
range. Weighing pan is
not in position
• Balance does not under-
stand printer instruction
• Balance can not execute
printer instruction
• Printer error messages
Correction
• Change ribbon cartridge or tense
the ribbon properly
• Please contact MEETLER TOLEDO
service
• Switch printer on
• Please contact METTLER TOLEDO
service
• Check the RS232C interconnect
cable
• Check interface parameter
settings on printer and balance
• Move balance to more stable
location
• Check the balance
• Check the balance
• Check interface parameter
settings on printer and balance
• Check the balance
• Check the balance
• Reset the printer – set date/time
• Back-up battery depleted
Please contact METTLER TOLEDO
service
RS-P26 Printer
11