AT&T 6300 Service Manual page 218

DIAGNOSTICS
Pressing the 2 key followed by the ENTER key takes you back to
the Operating System and the MS-DOS pronlpt is displayed. To
reenter the diagnostic routines, you have to input customer
followed by the ENTER key.
MENUB
The purpose of MENU B is to verify that the system has the
correct system configuration prior to performing any tests. A
menu similar to the one shown below is displayed after you have
pressed the key, 0 followeq. by the ENTER key at the end of
l\1ENU A:
THE INSTALLED HARDWARE IS:
1 -
M~IN
BOARD
3 - XXX KB MEMORY
(XXX
=
Total
System
RAM)
4 - 83 KEY KEYBOARD
5 - X)(XX VIDEO ?YSTEM
(XXXX=COLORorMONOCHROME)
6 - 1 PARALLEL PORT(S)
7 - 1 SERIAL PORT(S)
8 - X
48
TPI FLOPPY DISK DRIVE(S) (X=1 or 2)
9 - X HDU DRIVE AND CONTROLLER (X-10 or 20 MB)
IS THE LIST OF HARDWARE CORRECT?
(y •
YES, n
=
NO)
If you press the
y
key followed by the ENTER key, MENU C is
displayed. In MENU C, you must indicate if all hardware is to be
tested or if specific hardware is to be tested.
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