IBM 3277 Troubleshooting Manual page 38

Yes
*
Model 2 only.
• Turn power off.
• Open right side cover.
• Remove feature card(s)
IA2, 82, M2, N21.
• Turn power on.
I Probe while turning
I power on.
Sheet
8
Probe while turning
power on.
Probe while turning
power on.
Diagram 4·1. Display Station Troubleshooting Diagrams (Sheet 9 of 29)
Sheet 10
Troubleshooting Diagrams 4-11