Jonas, I found a similar model number on Zenith's site. Z56Z83r/d. This is a GZ series chassis. I don't see a lightbox. It uses the 9-1674 power supply module. John Myers Myers TV Service Co. 376 E. State St. Alliance, OH 44601 Voice / Fax: 330-821-6545 Myers_tv_b@xxxxxxxxxxxxx http://www.myerstv.net "[Luke:] I can’t believe it. [Yoda:] That is why you fail." jonas miglinas wrote: > Hello All, > Have a service call on the above unrecognizable(to me)model. > Does this model have a lightbox? > Anything I should look for a no picture symptom? > > Any insight welcome. > > Jonas Miglinas > Miglinas TV > Chicago > > ----------------------------------------------------------------------------- > This Email List is accessible to the general public through search engines. > Remove: http://www.tech-assist.org/remove.htm > Set Vacation mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation > Lost Password: http://www.tech-assist.org and select "Login Problems?". > Email Archives: //www.freelists.org/archives/techassist/ > ----------------------------------------------------------------------------- This Email List is accessible to the general public through search engines. Remove: http://www.tech-assist.org/remove.htm Set Vacation mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/