PHYSICAL CHECK:
SYSTEMS WITH SERIAL NUMBERS OF 49,999 OR EARLIER THAT EXPERIENCE
SOLID OR INTERMITTENT POST HANGS WITH THE POWER AND DISKETTE
DRIVE LIGHT ON SOLIDLY DURING THE HANG QUALIFY FOR THIS ECA.
CHECK FOR A METAL COATING ON THE INSIDE SURFACE OF THE DISKETTE DRIVE COVER WHERE THE DISKETTE ENTERS.
DETAIL:
STATIC FROM A PERSON INSERTING A DISKETTE INTO THE DISKETTE DRIVE CAN
CAUSE A SYSTEM BOARD GATE ARRAY TO FAIL OR BE DAMAGED. TO SOLVE THIS
PROBLEM THE DISKETTE DRIVE COVER HAS BEEN REDESIGNED AND IS AVAILABLE
AS A PREREQUISITE ECA AND FRU.
A SYSTEM BOARD THAT HAS EXPERIENCED A STATIC CHARGE WILL EXHIBIT SOLID OR INTERMITTENT POST HANGS WITH NO POST BEEP AND WILL HAVE A CONSTANT POWER GOOD AND DISKETTE DRIVE LIGHT ON DURING THE HANG CONDITION. IF THIS IS OCCURRING, A NEW DISKETTE DRIVE COVER MUST FIRST BE INSTALLED USING ECA070, THEN THE SYSTEM BOARD CAN BE REPLACED USING THIS ECA.
NOTES: THIS ECA DOES NOT APPLY TO 8573 P70 SYSTEMS ABOVE SERIAL NUMBER 50,000 BECAUSE THEY ARE NOT SUBJECT TO THIS TYPE OF STATIC DISCHARGE.