14
Installation Note N9030-90066
Frequency Range Upgrade from RF or Microwave to Millimeter Wave Frequency
Figure 3
Attenuator Installation
39.
Install the attenuator assembly into the instrument as shown in
. This is attenuator “B”
(A10) attenuator, and it mounts toward the front of the instrument. Secure with 2, 0515-0372
screws from the kit
(3)
. Torque to 9 inch-pounds.
40.
Attach the attenuator ribbon cable that controls this attenuator.
41.
In the retrofit kit, locate Attenuator bracket, N9020-00047. Locate Attenuator magnetic Shield,
N9020-00043. Locate A9 Attenuator 33326-60013, and locate 2, 0515-0372 screws.
42.
. With the attenuator positioned with the ribbon cable connector pointing up,
place magnetic shield item 5 onto attenuator, then place Attenuator bracket over magnetic
shield, align the mounting holes and secure together with 2, 0515-0372 screws. Torque to 9
inch-pounds.
43.
Install the attenuator assembly into the instrument as shown in
. This is attenuator “A”
(A9) attenuator, and it mounts toward the rear of the instrument. Secure with 2, 0515-0372
screws from the kit
(4)
. Torque to 9 inch-pounds.
44.
Attach the ribbon cable that controls this attenuator.
45.
Locate the semi rigid cable, N9020-20068 in the kit. Attach this W4 cable between the output
of Attenuator A and input of Attenuator B. See