Keithley 7174A Instruction Manual page 12

4 Service Information
Figure 4-1 Model 7174A block diagram ...................................................................................................................... 4-2
Figure 4-2 ID data timing ............................................................................................................................................. 4-3
Figure 4-3 Offset verification test connections ............................................................................................................ 4-6
Figure 4-4 Connections for path isolation verification ................................................................................................ 4-7
Figure 4-5 Triaxial cable preparation ........................................................................................................................... 4-8
Figure 4-6 Connections for path resistance verification .............................................................................................. 4-9
Figure 4-7 Shorting measurement paths using triax tee adapter ................................................................................ 4-10
Figure 4-8 Cross point relays ..................................................................................................................................... 4-12
Figure 4-9 Isolator relays ........................................................................................................................................... 4-13
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