Chapter 2 215
Front-Panel Key Reference
Trace/View
View Holds and displays the amplitude data of the selected trace. The trace 
register is not updated as the analyzer sweeps. If a trace is deactivated 
by pressing 
Blank, the stored trace data can be retrieved by pressing 
View. 
Key Access: 
Trace/View
Blank
Stores the amplitude data for the selected trace, and removes it from 
the display. The selected trace register will not be updated as the 
analyzer sweeps. This function is activated for traces 2 and 3 at 
power-on and by pressing 
Preset (when Preset Type is set to Factory.)
Key Access: 
Trace/View
Operations
Accesses the following Operations menu keys: 
Key Access: 
Trace/View, More
1
↔
2
  Exchanges the contents of the trace 1 register with the 
trace 2 register and puts trace 1 and 2 in view mode.
Key Access: 
Trace/View, More, Operations
2
 −
 DL 
→
 2
  Subtracts the display line from trace 2 and places the 
result in trace 2 and puts trace 2 in view mode. The 
2
−
DL 
→
 2 function is a math operation. 
Key Access: 
Trace/View, More, Operations
2
 ↔ 
3
  Exchanges the contents of trace 2 with trace 3 and puts 
trace 2 and 3 in view mode. 
Key Access: 
Trace/View, More, Operations 
1 
→
 3  Copies trace 1 into trace 3 and puts trace 3 in view 
mode. 
Key Access: 
Trace/View, More, Operations
2 
→
 3
  Copies trace 2 into trace 3 and puts trace 3 in view 
mode. 
Key Access: 
Trace/View, More, Operations
Normalize
Accesses the following Normalize menu keys: 
Key Access: 
Trace/View, More
Store Ref
(1→ 3)
  Copies trace 1 into trace 3. Store Ref (1→ 3) must be 
pressed before pressing 
Normalize (On). If Normalize (On) 
is pressed before 
Store Ref (1→ 3), the error message: 
Store reference trace before turning on 
Normalize is displayed in the status line, however 
Normalize has been activated.
Key Access: 
View/Trac, More, Normalize