HP 8163A Series, User Manual

Page: 115 / 207

115
Tunable Laser Sources
How to Perform a Wavelength Sweep
8 Move to [S
WEEP
C
YCLES
] and press E
NTER
.
9 Enter 0003 and press E
NTER
.
10 Move to
[
V
SWEEP
] and press E
NTER
.
11 Move to 5 nm/s, by using the cursor key, and press E
NTER
.
12 Press [Run Swp] to start the sweep.
13 A continuous sweep can end in two ways:
a when the sweep is completed, or
b when you press [Stop].
How to Perform a Manual Sweep
You can perform a manual sweep if you choose the <M
ANUAL
>
sweep mode or if you press [Pause] during an automatic sweep. In a
manual sweep you choose when you want to perform each step of a
stepped sweep. You can choose to move forward or backward a
wavelength or to end the sweep.
To perform a manual wavelength sweep over the range 1510 nm to
1570 nm, three times, sweeping two ways, in 1 nm steps:
1 Move to the Tunable Laser channel and press [Details].
2 Move to [S
WEEP
M
ODE
] and press E
NTER
.
3 Move to the <M
ANUAL
>, by using the cursor key, and press
E
NTER
.
4 Perform steps 4 to 13 on page 112 to set the sweep parameters.
5 Press [Run Swp] to start the sweep. The screen in Figure 5-12
then appears.
6 You can:
• press [Next] to move on to the next wavelength step,
• press [Prev] to move on to the previous wavelength step, or
• press [Stop] to end the sweep.