IBM 7013 J Series, Operator'S Manual

Page: 224 / 297

9-26
Operator Guide
Recognizing the New Unit
1. Replace the rear cover as described in rear cover “Installation” on page 9-6.
Attention: Before powering on the base system unit, be sure that the expansion unit main
power switch is set to on (I). If you attempt to power the base unit on when the expansion unit is
set to off (O), the power on will fail and an error code will be displayed in the operator panel
display.
2. Set the main power switch on the expansion unit and the base unit to the On (I) position.
3. Turn the system power on by pressing the power button on the base unit operator panel.
Note: Use the appropriate software procedure to make the system able to recognize the unit(s)
that you are connecting. Please refer to your operating system documentation.
4. Turn the key mode switch on the Base Unit Operator Panel to the Service position ( ).
5. When
Stand-By
is displayed on the top line of the operator panel display, enter
sbb
on the
system console.
6. When the Stand-by menu is displayed on the system console, enter the number
2
on the
system console, for
Set Unit Number
. The returned message identifies the base unit as 0
and the expansion unit as 1.
Key Mode Switch Set
to the Service Position
Operator Panel Display