LO - internal backup battery weak 50 - not listed 81 - not listed if the error was actually 580, the amp was not able to complete a probe offsett adjustment. Make sure the probe jaws are completly closed.
the firmware for my units only displays error codes > 260. Brian -----Original Message----- From: brent.dew...@us.datex-ohmeda.com [ mailto:brent.dew...@us.datex-ohmeda.com] Sent: Friday, January 31, 2003 7:19 AM To: emc-p...@majordomo.ieee.org Subject: Tektronix AM503 question Does anyone out there have a service manual for a Tektronix AM503A current probe amplifier? I need to know what error code 50 followed by "LO" followed by 81 means.