Field Change Order: 2031 Date of Issue : 5th February 1993 Applicable to : A540, R260 and R225 Reason for Issue: Due to propagation delay, IC71 the MEMC Sync PAL/GAL may not always synchronise both MEMCs at POWER UP or CONTROL RESET. This causes some machines fitted with 8MB or more to occasionally recognise and report only 4MB of memory. Note: This does not happen to all machines. and those it affects will only "fail" once in approximately fifty POWER UPs and CONTROL_RESETs. Types Affected: All Description of Change: Replace IC71 part 0286,020-1 with part 0286,020-02 Claim Procedure: Following completion of the field change order instructions, service engineers should fill out a service report clearly stating the serial no. of the host unit, the FCO no. (above), and claim the FCO credit rate (below) for labour charges. Any replaced components should be wrapped to ensure safe carriage and returned with the service report. Acorn will verify the information and, process the claim for labour charges and issue any replacement components as necessary. Rework Doc. Reference: 2031 FCO Credit Rate: £16.00 (sixteen) Special Instructions: