IBM 3270 Manual page 185

If You Have It Can Be
This Symptom: Caused By: Do This:
A blank screen
1.
A bad connection 1. Make sure the coaxial
with noBJ" in
between your 3274 cable is securely
the operator
Control Unit and your connected. If you still
information 3270 PC have the problem:
area. Or: 2. Follow your
Note: The
2. A 3274 Control Unit
procedures for reporting
operator
software problem a 3274 Control Unit
information Or: problem. If you still
area may 3. A 3270 PC hardware
have the problem:
contain other
problem
3. Go back to Step 4 on
errors. Or: page 13·4, and follow the
4. A 3274 Control Unit instructions under the
hardware problem Yes answer for reporting
a hardware problem. If
you still have the
problem:
4. Follow your
procedures for reporting
a 3274 Control Unit
problem.
A blank screen
A host computer problem There is no host
with a
-~
and application active for
no other errors
this host session.
in the operator Follow your procedures
information for reporting a host
area. problem.
Any other
1.
A 3270 PC hardware
1.
Go back to Step 4 on
problem problem page 13·4, and follow the
Or: instructions under the
2. A 3270 PC Control Yes answer for reporting
Program problem a hardware problem. If
there is no hardware
problem:
2. Go back to Step 5 on
page 13·5, and follow the
instructions under the
No answer for reporting
a control program
problem.
13-10 Book 3 - Using the Control Program