HP 70900B Service Manual page 270

A7A1 FFS Phase Lock Loop for Serial #3144A01387 and Below
CAUTION
To Remove the A7A1 FFS Phase Lock Loop:
To Replace the A7A1 FFS Phase Lock Loop:
A7 FRAC'N Synthesizer for Serial #3144A01387 and Below
1 2 3 4
6
7
6
1 2
5
5
3 4
7
8
Replacing Major Assemblies 9-33