Service manual

Utilities 27

3.3 RX33 Formatting

Perform the following commands to format an RX33 diskette. When

executing a command, an error may occur. If an error occurs, try

executing the command again, then proceed to the next steps. The ﬁrst

two commands will execute while under the VMS operating system.

To format an RX33:

1. $ Init/Density = Double

2. $ Shutdown

3. Press halt button when prompted to do so.

4. >>> Test 74

3.4 Console Password Feature

The VAXstation 3100 workstations have a console password feature that

allows the PVAX to be conﬁgured such that a console password must be

entered before a user can do an interactive boot. The password and the

conﬁguration are stored in nonvolatile memory.

If a user enables this feature and then forgets his console password,

the only way to regain full access to the workstation is to perform the

following:

1. Open the system box

2. Interrupt the battery-power to the nonvolatile memory by doing the

following:

NOTE

The chip is socketed and has a white drawing of an alarm

clock on it.

a. Use a small screwdriver or ROM puller to remove the Time-of-Year

(TOY) chip (refer to Figure 3–1).