IBM 3278 Series Maintenance Information page 129

Top Card Connectors with PS Installed
A H
2
3
Raster Blanking
Height (132)
Width (132)
Width (80)
Top Margin
Legend:
B 1 - Base Card 1 SP - Selector Pen Card (location
B2 - Base Card 2 depends on feature)
B3 - Base Card 3 MSR - Magnetic Slot Reader Card
ECS - Extended Character Set Card
PS - Programmed Symbols
Note for CE jumper: If no SP card, use male jumper for test_
Top Card Connector (TeC)
f"--""7IF2toG2 1742982 05toF5
I
,~/
IE3toF3 1742981 C2toE2
I /"" I
02 to E2 1742980 C3 to 03
IL __
~
Analog Card:
1742983
1742984
1742985
a
Adjusting Potentiometer
- Test Point
Figure 4-6 (Part 2 of 2). Card Locations, (0) Type
SY27-2510-6 \1/811
4-7