IBM PCjr

21 Were you able to make the screen
stable?
YES - Go to Step 22.
NO - Have your IBM Color
Display serviced. See
"Service Information" in
this section.
22 Does the screen have white
characters on a dark background?
YES - Go to Step 28.
NO - Go to Step 23.
23 Turn your IBM PCyr power off.
24 Turn yoiu: IBM Color Display power
off.
25 Disconnect the IBM Color Display's
signal cable from the adapter on the
rear of your IBM PCyr.
26 Turn your IBM Color Display power
on.
6-78 IBM Color Display Check Out Procedure