Digital Equipment DEC 3000 600 AXP, Service Information

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Overview
Before You
Start Before removing or replacing defective parts, the customer must
prepare the system by doing the following:
1. If the system is in working condition, back up all data files.
2. Shut down the software.
3. Record the present system configuration. Refer to the SHOW
CONFIG command for the procedure.
4. Record environmental values.
5. Power down the system and start the removal/replacement
procedure.
Antistatic
Precautions Anytime you remove or replace a module in the DEC 3000 Model
600/600S AXP system, you must take antistatic precautions. To
use the antistatic mat, perform the following:
Step Action
1 Place the elastic end of the antistatic wrist strap on
your wrist.
2 Attach the alligator clip to the system power supply.
3 Remove the part or module that you want to remove or
replace.
Caution: Power
Source Before removing the cover to access the system, you must power
down the system and disconnect the power cable from the power
source.
3–2