Technical data

Chapter 4 4-17
Start Troubleshooting Here
Receiver
Receiver
Observe the A and B Input Traces
1. Connect the equipment as shown in Figure 4-8 below. Be sure that any special
accessories, such as limiters, have been disconnected.
Figure 4-8 Equipment Setup
2. Press
.
3. Observe the measurement trace displayed by the R input. The trace should have about
the same flatness as the trace in Figure 4-9.
NOTE The R trace will be 20 dB lower than the A and B trace due to the attenuator
on the R input. The flatness of the trace, however, should resemble that of the
A and B traces.
4. Press to check the A channel trace. The trace should have about the same
flatness as the trace in Figure 4-9.
5. Move the A input cable to the B input and press to check the B channel trace. The
trace should have about the same flatness as the trace in Figure 4-9.
Preset Meas
R
Scale Ref
AUTO SCALE
Marker Fctn
MARKER→ REFERENCE
Meas
A
B