Keithley 7012-C, Instruction Manual, Page: 12 / 93

List of Illustrations
Figure 2-1 Model 7012 simplified schematic.......................................................................................................... 2-1
Figure 2-2 Model 7001 analog backplane ............................................................................................................... 2-2
Figure 2-4 Single-ended switching example .......................................................................................................... 2-3
Figure 2-3 Matrix row connections to backplane .................................................................................................. 2-3
Figure 2-5 Differential switching example ............................................................................................................. 2-4
Figure 2-6 Sensing example ...................................................................................................................................... 2-4
Figure 2-7 SMU connections..................................................................................................................................... 2-5
Figure 2-8 Two separate 4
×
10 matrices................................................................................................................. 2-6
Figure 2-9 Narrow matrix example (4
×
20) ........................................................................................................... 2-7
Figure 2-10 Wide matrix example (8
×
10)................................................................................................................ 2-8
Figure 2-11 Mixed card type example....................................................................................................................... 2-9
Figure 2-12 Partial matrix expansion (8
×
20) ........................................................................................................ 2-10
Figure 3-1 Backplane row jumpers.......................................................................................................................... 3-2
Figure 3-2 Screw terminal connector card.............................................................................................................. 3-3
Figure 3-3 Typical terminal block connections ...................................................................................................... 3-3
Figure 3-4 Cable clamp for screw terminal connector card ................................................................................. 3-4
Figure 3-5 Multi-pin connector card terminal identification ............................................................................... 3-5
Figure 3-6 Typical round cable connection techniques ........................................................................................ 3-7
Figure 3-7 Model 7011-MTR connector pinout...................................................................................................... 3-8
Figure 3-8 Model 7011-KIT-R (with cable) assembly............................................................................................ 3-8
Figure 3-9 Single card system example (multi-pin connector card) ................................................................. 3-10
Figure 3-10 Single card system example (screw terminal connector card)........................................................ 3-11
Figure 3-11 Two-card system example (multi-pin connector card).................................................................... 3-12
Figure 3-12 Two-card system example (screw terminal connector card) .......................................................... 3-13
Figure 3-13 Two-mainframe system example (multi-pin connector card) ........................................................ 3-15
Figure 3-14 Two-mainframe system example (screw terminal connector card)............................................... 3-16
Figure 3-15 Model 7012-S card installation in Model 7001 .................................................................................. 3-18
Figure 3-16 Model 7012-C card installation in Model 7001 ................................................................................. 3-19
Figure 4-1 Channel status display ........................................................................................................................... 4-2
Figure 4-2 Display organization for multiplexer channels .................................................................................. 4-3
Figure 4-3 Model 7012 programming channel assignments................................................................................ 4-3
Figure 4-4 Thick film resistor network testing....................................................................................................... 4-6
Figure 4-5 Four-terminal ohms measurements ..................................................................................................... 4-7
Figure 4-6 Voltage divider checks ........................................................................................................................... 4-9
Figure 4-7 Transistor testing................................................................................................................................... 4-10
Figure 4-8 DC parameter checks............................................................................................................................ 4-12
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