Chapter 10 291
Replaceable Parts Lists and Locations
Hardware
Figure 10-26 Cable Locations, Front End Driver
E4446A, E4447A, E4448A
Reference
Designator
Description Agilent Part
Number
W23 W23 Cable, coax, 28V to rear panel from A13 Front End Driver 8121-0958
W25 W25 Cable, ribbon, YTO Control E4440-60069
W29 W29 Cable, ribbon, A13 Front End Driver to A14 Attenuator A E4440-60071
W30 W30 Cable, ribbon, A13 Front End Driver to A15 Attenuator B E4440-60071
W31 W31 Cable, ribbon, A13 Front End Driver to A20 Lowband
Assy.
E4440-60072
W47 W47 Cable (97), coax, Preselector Tune Out A13 Front End
Driver to Rear Panel
8121-0153
W49 W49 Cable, ribbon, Preamp control from A13 Front End Driver
to A22 Preamp Assy. (Option 1DS)
E4440-60073
W53 W53 Cable ribbon, Electronic Attenuator control from A13
Front End Driver to A27 Electronic Attenuator (Option B7J)
E4440-60078
W58 W58 Cable, ribbon, A13 Front End Driver J10 to A30 FIFA E4440-60073
W69 W69 Cable, ribbon, 20 pin, SBTX Digital Control, A29 SBTX
Driver to A13 Front End Driver
E4446-60009
W70 W70 Cable, ribbon, 14 pin, SBTX Power, A29 SBTX Driver to
A13 Front End Driver
E4446-60010