Advanced Energy VarioMatch Match Network VM 1000 Platform User Manual page 75

For specific recommendations, contact Global Services for a technical bulletin for
your model.
To Change the Tap Settings on the Tune Coil:
1. Turn off RF from the generator.
2. Disconnect AC
3. Disconnect RF in (from the RF-GENERATOR).
4. Disconnect RF
5. Remove the top cover, being careful to not damage the plug leading to the fan:
a. Remove the large top cover (with the fan) from the V arioMatch match network
by unscrewing the twelve screws on the cover. Leave the small top and side
covers in place.
b. Disconnect the
6. Using a 7 mm wrench, unscrew the tap from its current position.
Tabs are silver soldered to the coil. The metal interconnect ribbon is attached to
the tab of the selected turn using a threaded bar and two bolts.
7. Move the tap setting to the desired turn on the coil (for examples, see
through Figure 5-1
of the ribbon to a new position so the ribbon will reach the chosen tap.
57020080-00D
MAINS.
PLASMA/LOAD).
AE VarioMatch Match Network, VM 1000/1500 Platform
TM
out (to
plug leading from top lid to the fan.
1). It is possible that you will also need to move the other end
Installation, Setup, and Operation
Figure 5-9
5-19