viiCHAPTER 6 ............................................................................................. 6-1MAINTENANCE ....................................................................................... 6-1DAILY MAINTENANCE..............................................................................................6-2CHECKING A LERT ....................................................................................................................6-2CHECKING STATUS LED S ......................................................................................................6-2MAKING BACKUP COPIES .........................................................................................................6-3CLEANING ................................................................................................................................6-3SYSTEM DIAGNOSTICS.............................................................................................6-7TEST I TEMS ..............................................................................................................................6-7S TARTUP AND EXIT OF S YSTEM D IAGNOSTICS ..........................................................................6-7Maintenance Tools .......................................................................................................6-10S TARTING THE O FF - LINE MAINTENANCE U TILITY ..................................................................6-10F UNCTION OF MAINTENANCE TOOLS .....................................................................................6-12RELOCATING/STORING THE NEC EXPRESS5800/FT SERIES...........................6-14CHAPTER 7 ............................................................................................. 7-1TROUBLESHOOTING ............................................................................. 7-1TO LOCATE THE ERRORS .........................................................................................7-2ERROR MESSAGES BY LED I NDICATION ...................................................................................7-3POST ERROR MESSAGES .........................................................................................................7-4S ERVER MANAGEMENT A PPLICATION ERROR MESSAGE ..........................................................7-9troubleshooting.............................................................................................................7-10P ROBLEMS WITH NEC EXPRESS 5800/FT SERIES .....................................................................7-10P ROBLEMS WITH NEC EXPRESSBUILDER.........................................................................7-20P ROBLEMS WITH NEC ESMPRO ...........................................................................................7-21COLLECTING TROUBLE LOGS ..............................................................................7-22COLLECTION OF S YSTEM I NFORMATION .................................................................................7-22COLLECTIng THE MEMORY DUMP.......................................................................7-23CHAPTER 8 ............................................................................................. 8-1SYSTEM UPGRADE ................................................................................ 8-1SAFETY PRECAUTIONS ............................................................................................8-2ANTI-STATIC MEASURES..........................................................................................8-3Pre-upgrade verification .................................................................................................8-4PREPARING YOUR SYSTEM FOR UPGRADE.........................................................8-52.5-INCH HARD DISK DRIVE ....................................................................................8-6I NSTALLING 2.5- INCH H ARD D ISK D RIVE .................................................................................8-7REMOVING 2.5- INCH H ARD D ISK D RIVE ..................................................................................8-9REPLACING 2.5- INCH H ARD D ISK D RIVE ...............................................................................8-10CPU/IO Module ...........................................................................................................8-11P RECAUTIONS ........................................................................................................................ 8-11REMOVING CPU/IO MODULE ................................................................................................8-12I NSTALLING CPU/IO MODULE ...............................................................................................8-15DIMM...........................................................................................................................8-17