RCA RCA-GE CTC185 Training free download

File name RCA-GE_CTC185_Training.zip

CTC185 SERVICE ADJUSTMENTS Return to Start Service Mode Changing Paramenters Most of the alignments for this chassis are software-driven; Once the proper Security Code has been etered, the CH adjustments are made by modifying parameter values via the and CH buttons can be used to change the parameter service menu. When parameter values are modified, the number. corresponding T-chip (U2001) registers, tuner (U501) Changing Values registers and EEprom (U3102 and U8302) locations are updated. Parameters are grouped as follows: The VOL + and VOL - buttons can be used to change the value of the parameter selected. Group 0 - Instrument/Chassis Parameters Changing Groups Group 1 - Tuner Parameters To select a different parameter group, press CH or CH to return to parameter "0" and enter the security code that A complete list of the software chassis alignment corresponds to the desired group. parameters is shown in Table 1. Setup Service Line The Menu button may be used to enable the vertical collapse Entering the Service Mode setup line. The button functions as a toggle. The setup line has 1. Press and release the POWER button to turn the the following characteristics: instrument on. -Video source is set to ground through the grounded input pin 2. Press and hold the MENU button. of the video matrix switch; a. Press and release the POWER button. -Brightness is set to 10 IRE; b. Press and release the VOL+ button. -Vertical is disabled. 3. Release the MENU button. When the setup line is toggled off, the characteristics modified above will return to their prior settings. The instrument will display the following menu: Note: Changing to another parameter, with Channel-Up/ Down, will toggle the Setup Service Line OFF. Exiting The Service Mode The service mode can be exited at any