7
Source
Troubleshooting
Use this procedure only if you have read Chapter 4, “Start Troubleshooting
Here.” This chapter is divided into two troubleshooting procedures for the
following problems:
w
Incorrect power levels: Perform the “Power” troubleshooting checks.
n
Phase lock error: Perform the “Phase Lock Error” troubleshooting checks.
The source group assemblies consist of the following:
n
A3 source
n
A4 sampler/mixer
n
A7 pulse generator
w
A11 phase lock
w
Al2
reference
w
Al3
fractional-N (analog)
n
Al4
fractional-N (digital)
Source Troubleshooting
7-l