HP 5340A Operating And Service Manual page 47

Model 5340A
Operation
Figure 3-6. Self Check and Operational Check Procedures (Continued)
For the 1 MHz RESOLUTION setting, check that GATE light flashes rapidly.
11.
Rotate SAMPLE RATE control fully clockwise but not in HOLD. Gate light
should flash once approximately every 5 seconds.
12. Set SAMPLE RATE to HOLD and check that GATE light goes out and display
is held indefinitely.
Connect 220 MHz signal at 0 dBm (0.2236 volts rms) to the 10 Hz
13. a
INPUT. Set RANGE switch to 10 Hz to 250 MHz. Set RESOLUTION switch to
14. Check that gate lamp flashes, DIR lamp lights, and counter displays proper
frequency for all positions of RESOLUTION switch.
15. Connect the 220 MHz signal (0 dBm) to the
-
to 10 Hz 18 GHz. Set RESOLUTION switch to 1 kHz.
16. Check that GATE lamp flashes, DIR lamp lights, and counter displays correct
frequency for all positions of the RESOLUTION switch.
17. Set RANGE switch to 250 MHz
lamp flashes, and counter displays correct frequency for all positions of the
RESOLUTION switch.
18. For each position of the RESOLUTION switch, move RANGE switch between
-
"250 MHz 18 GHz" and "10 Hz
should agree within 1 count.
If counter fails in any of the above steps, refer to Section V.
19.
3-10
INPUT and set RANGE switch
-
18 GHz. Check that LOCK lamp lights, GATE
-
18 GHz" positions. The displayed frequencies
-
250 MHz