45243 Product Support PRD: Head Power Module safety circuit failure Magnus_800 Magnus_VLF The TH3 power module contains a safety circuit that shunts energy from the internal storage capacitors, in order to ensure that the head is actually powered off as quickly as possible. Each time the head is powered on, the safety circuit is checked to make sure it is functioning properly. If it is determined that it is NOT functioning properly, this error will be generated and the head will not be powered on. Try resetting the device and see if the behaviour is repeated If repeated, replace the TH3 power module This error is reported. Hardware problem in TH3 power module 23-Feb-2005 ..\..\ShowAllErrors.htmFirmware 1 Error Index ..\..\ShowAllCommands.htmFirmware 1 Command Index ..\..\ShowAllParameters.htmFirmware 1 Parameter Index Updated: Thu Jul 17 07:23:45 2008 PST