FUJITSU MHZ2250BJ - Manual (Page 286)

Maintenance and Diagnosis
7.1 Maintenance
7.1.1 Rules for maintenance
The following cautions must be observed to prevent injury during troubleshooting
or maintenance.
Static, Damage
1. Don't install or remove a PCA or connect or disconnect a cable
or connector plug when the drive is powered. This may give
you an electric shock.
2. Avoid dangerous detergent when the disk drive is cleaned.
The following cautions must be observed to avoid damaging the disk drive during
troubleshooting and maintenance.
Device damage
1. Before touching a PCA or the drive, wear a wrist strap and
perform the human body grounding to discharge static
electricity from your body. This will prevent irreparable
damage to the PCA and the head of the drive.
2. Don't install or remove a PCA or connect or disconnect a cable
or connector plug when the drive is powered. This will prevent
electrical damage to the disk drive.
3. Operating the disk drive with one or more PCA missing will be
unpredictable. Only power the drive with all boards installed.
4. Avoid any detergent when cleaning the disk drive.
5. Keep all vents open opened and unblocked.
6. Do not apply excessive force to the cover under any
circumstances. Doing so may cause irreparable damage to the
cover.
7-2 C141-E280