4-36
Section 4 — Maintenance
Replacement of Model 4000-3 Control Panel Power Supplies
To replace the primary or redundant Control Panel power supply proceed as
follows:
1.
Open the lower Control Panel tub and turn the AC power switch on the front
of each supply to the OFF (Ø) position. See
2.
At the rear of the lower Control Panel, disconnect the power cord(s) from the
AC source.
3.
Inside the Control Panel tub, disconnect the AC input and DC output wiring
from the supply(s) to be removed.
4.
Remove the screws securing the power supply to the Control Panel tub. See
0347-04-13
Distribution
Board
(068986)
Optional
Redundant
Power Switch
& Fuse
Power
ON/OFF
Switch
Fuse
Figure 4-20. Model 4000-3 Control Panel AC Power Switch Location
Summary of Contents for Grass Valley 4000
Page 3: ...iii Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 4: ...iv Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 34: ...1 20 Section 1 System Overview ...
Page 138: ...2 104 Section 2 Installation ...
Page 196: ...3 58 Section 3 Functional Description ...
Page 286: ...Index 6 Index ...