Tektronix AWG520 Portable Generator User Manual


 
Removal and Installation Procedures
AWG510 & AWG520 Service Manual
6-51
WARNING. High-voltage is present on the anode lead. Before unplugging the
anode in the following substep, you must discharge it: ground a flat-bladed
screwdriver (Item 4) with an insulated handle to the chassis through a suitable
grounding strap. Next, probe under the insulating cap of the anode lead and
touch the lead’s metal conductor to discharge. Repeat. After unplugging the
anode in substep d, touch its metal conductor to the chassis for a few minutes to
further ensure discharge.
d. Discharge the anode lead as described in the immediately proceeding
WARNING, unplug it from the display tube, and discharge that lead
(again see WARNING).
e. Be sure you have read the WARNING on display tube handling and
storage found at the start of this display tube removal procedure. Then
pull the display tube out through the front subpanel to complete removal.
Store as directed in the previous WARNING message.
J340
Figure 6-24: Display assembly removal