Hitachi 50UX26B/27K - Manual (Page 17)

FRONT PANEL CONTROLS
17
This button is for service technicians only. DO NOT press this button. If this button is
accidentally pressed, please turn off your television using the front panel power button.
Your TV will operate normally when you turn it on again.
11 FRONT INPUT JACKS (for VIDEO:3)
Use these audio/video jacks for a "quick" hook-up from a camcorder or VCR to instantly
view your favorite show or new recording. (Press the INPUT button until VIDEO:3
appears in the top right corner of the TV screen. If you have mono sound, insert the
audio cable in to the left channel jack.)