HP 85106D, Manual

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HP 85106D mm-Wave System 5-11
HP 85104A Test Set Module
Troubleshooting Procedures
Check IF Power Level
Procedure 1
1. Check the unratioed power levels (user parameters) of a1, b1, a2,
and b2.
2. Press PARAMETER [
MENU
]
3. Press {
USER 1
} through {
USER 4
}.
Refer to the table below for approximate power levels for the band you are
using. Attach a short circuit to the module when you are checking b
1
or b
2
.
Power levels are measured using the configuration tape or disk RF levels.
Table 5-2 IF Power Levels
Parameter
Q-band
1
(WR-22)
1. These values are approximate. The power levels may vary as much as
±
4 dB across the
band.
U-band
1
(WR-19)
V-band
1
(WR-15)
W-band
1
(WR-10)
al USER1 -13 dB -13 dB -26 dB -27 dB
b2 USER2 -15 dB -15 dB -27 dB -28 dB
a2 USER3 -13 dB -13 dB -26 dB -26 dB
bl USER4 -15 dB -15 dB -27dB -28 dB