JVC 340 SC, 370 SC service manual Cathode Ray Tube CRT, Model 330 CRT Removal

Chapter 4—Maintenance

4.7 Cathode Ray Tube (CRT)

Three (3) cathode ray tubes are located in the CRT assembly below the card cage and system power supply. The following procedure is used to remove any CRT:

WARNING!!! Handle a CRT with extreme caution. If dropped they can implode and flying glass can cause severe injury to personnel. Never bump or drop the tube. Use extreme care when removing and replacing CRTs. Dispose of the tube immediately.

Model 330 CRT Removal

Figure 4-9Model 330 CRT Assembly

To remove a Model 330 CRT Assembly (refer to Figure 4-4):

1.Unplug the projector. Wait at least a minute before proceeding for the high voltage to bleed off.

2.Remove the electronics module (Section 4.6).

NOTE: Removal and replacement of a CRT may be more easily accomplished with the System Power Supply removed from the electronics

Model 330, 340SC, and 370SC Service Manual 4-15