Nokia 6800 Series - Manual (Page 118)

6800/7000 Series - Distribution and Routing Products Installation and Operation Manual 91
VPD-6830-DLY Series Chapter 8: VPD-6830 Programmable Video DA Series
where a designated amount of delay is used to select a total amount
of delay. Each Vertical jumper set that is used represents the amount
of delay which can be added together to equal the total amount of
delay of the DA’s configuration. SeeFigure 8-15 on page 91 for an
illustration and an example showing this jumper set.
6. Adjust the fine delay over a range of 0 to 5 ns using the R2 multi-turn
potentiometer on the submodule. See Figure 8-16 on page 92.
7. Adjust the R12 multi-turn potentiometer on the submodule to
compensate gain loss caused by the delay line. See Figure 8-16 on
page 92.
Figure 8-15. VPD-6830-DLY Series Jumper Location