IBM 3274 51C Maintenance Information page 137

Appendix A. Locations
Appendix A provides illustrations showing physicalloca-
tions. In addition, foldouts (Figure A-12 at the rear of
the manual on pages FO-3 and FO-S) showing logic board
layouts, card locations, and a card reference chart are pro-
vided to facilitate MAP use.
'Contents'
Figure A-I. Logic Board - Card, Connector, and Pin
Locations A-2
Figure A-2. Pin Locations - Top Card Connector .A-3
Figure A-3. Field Replaceable Units (FRUs) A-4
Figure A-4. Field Replaceable Unit (FRU) Part
Numbers A-S
Figure A-S. Card and Board Part Number Selection A-6
Figure A-6. Configuration and CE Data Card (Stored in
Customer Access Door, Front Pocket) A-7
Figure A-7. Printer Authorization Matrix A-8
Figure A-8. General Logic Probe A-9
Figure A-9. Prime Power Box Locations A-IO
Figure A-IO. 3274 Models SIC and S2C Grounding A-II
Figure A-II. Card PN 8517087 (Control Storage Min
No. I) - Card Plugging Caution A-12
Figure A-I2. Card Location (Foldouts) FO-3, FO-S
Appendix A. Locations A-I