Installation guide

Installing an SF3x-HK and SF7x-UK Upgrade Kit

B.1 Securing the Array for the Upgrade

Once the host systems have been correctly brought down, perform the following

steps:

1. Take each ISE installed in the DECarray off-line.

a. For all SF3x and SF7x storage enclosures, press all OCP Ready buttons

to their out position.

b. For all magazine tape ISEs, press the Load/Unload button. Wait until

the cartridge is returned to the magazine and the In-Use LED is

extinguished.

2. For all SF3x and SF7x storage enclosures, press all drive dc power switches

to their out position.

3. For all SF3x and SF7x storage enclosures and magazine tape ISEs, turn

the ac power switches at the rear of each to their 0 or off position.

4. At the rear of the array, turn the power controller circuit breaker off.

B–2 Installing an SF3x-HK and SF7x-UK Upgrade Kit