From Force 32 manual for a 27B509 Vertical Height & Centering adjustments can only be made by entering the Service Test Mode. (0 6 2 5 9 6 menu) Use the transmitter keys without allowing the on screen response to time out between entries will enter the service test mode. To enter the Vertical Height & Centering Register, Press the Sleep Timer Button on the Transmitter. The VERT CTR/HI register is a multi functional register which allows more than one function to be adjusted at a time. The Cursor Plus/Minus (+/-) buttons will adjust the first function. (Example: VERT CTR) The Cursor Up/Down buttons will adjust the second function in the description. (Example: HI) The STATUS/EXIT button will exit this register and return the test mode to the register it was on prior to the command entry. To exit the service test mode press the POWER button on the keyboard of the set. Marvin Hardin Martronics Armuchee, Ga. In a message dated 5/18/05 9:32:51 AM Eastern Daylight Time, tjanphyl@xxxxxxxxxxxxxxx writes: Assisting another local tech. Said he can find all the adjustments on this chassis BUT the vertical size. This he needs to access. How and where? (sorry no model available) Phil Bader -- Philip Bader Jan Phyl TV Inc. (estab. 1976) 3420 Recker Hwy. Winter Haven, Fl. 33880 Fax (863) 299-8821 email: tjanphyl@xxxxxxxxxxxxxxx ----------------------------------------------------------------------------- This Email List is Public. Remove: http://www.tech-assist.org/remove.htm Lost Password: http://www.tech-assist.org and select "Login Problems?". Appliance Repair List: http://www.tech-assist.org/secure/tip/chatjoin.htm#app Email Archives: //www.freelists.org/archives/techassist/