Accessing Frus, Rackmount Systems - Digital Equipment 3300R Service Manual

FRU Removal and Replacement

Accessing FRUs, Rackmount Systems

Access rackmount FRUs as follows (refer to Figure 7-3):
WARNING: The system can weigh 27.45 kg (61 lb). To prevent injury and
1. Perform an orderly shutdown of the operating system.
2. Set the On/Off button on the operator control panel to off.
3. Unplug the AC power cord.
4. Pull off the front bezel using the two finger holds.
5. Remove the two front screws.
6. Slide the enclosure out on its rails.
7. Remove the retaining screw indicated by the yellow label on the upper left side of the
front of the system.
8. Slide back and remove the top cover.
7–8 DIGITAL Server 3300/3300R
equipment damage, ensure that only one system is extended out of
the cabinet at any one time and that the cabinet is stabilized before
pulling the system out on its slides.
The adjustable leveling feet should be down and the cabinet's
stabilizing bar fully extended before any component is extended out
of the cabinet on slides.
Do not extend more than one slide assembly at a time; cabinet
instability may result.