Tektronix P6248, Руководство по обслуживанию

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Performance Verification
12
P6248 1.7 GHz Differential Probe Service Manual
7. Disconnect the BNC-SMA adapter from the CH 1 input of the 1103.
8. Disconnect the SMA cable from the CH 2 input of the SD-24.
9. Connect the probe to the 1103 power supply channel 1 input.
10. Set the offset control on channel 1 of the 1103 power supply to off.
11. Connect the SMA Male-to-male adapter to the CH 2 input of the SD-24.
12.
Connect the BNC-SMA adapter to the SMA Male-to-male adapter.
13. Connect the BNC-probe tip adapter to the BNC-SMA adapter.
14. Connect the probe input to the DM pins on the BNC-probe tip adapter.
Observe proper polarity; the + side of the probe should be on the center
square pin of the probe tip adapter.
The test setup should now appear as shown in Figure 7.
11800
Oscilloscope
P6248
BNC-to-probe-tip adapter
679-4094-00
1103
CH 1
input
CH 1
output
BNC-to-SMA
adapter
015-0572-00
SMA cable
015-0562-00
SD24
CH1
CH2
SMA Male-to-male
adapter
015-1011-00
SMA-to-BNC adapter
015-0572-00
Figure 7: Rise time setup for test system with probe
15. Set the probe attenuation to
÷
1.
16. Adjust the oscilloscope vertical sensitivity to 50 mV/div.
17. Adjust the oscilloscope vertical positioning to center the signal on screen.
18. Adjust the oscilloscope horizontal sensitivity to 500 ps/div.