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(2)-1 Select ADJUST by "common operations for CUSTOM", use the up-down cursor keys to select HEAD
ADJ from among the pull-down display items and press the "ENT" key.
(2)-2 As the distance adjustment screen is displayed, set the value to the azimuth error you have calculated
above with the control knob.
(2)-3 When the adjustment is finished, press the "ENT" key to exit from the distance adjustment screen.
eq \x(Up/Down)
eq \x(ENT)
eq \x(Control knob)
eq \x(ENT)
Select HEAD ADJ.
Set a value to .
(3) Adjusting tuning circuit (TUNING CAL)
Normally you do not need to make this adjustment. This adjustment may necessary to ensure that the
automatic tuning circuit operate at its best operating point. However, if sensitivity is poor or there is any symptom
suggesting improper tuning, you may need to adjust this circuit following the procedure below.
(1) Choose several stable video images in the 3 NM range or more.
(2) Select ADJUST by "common operations for CUSTOM", use the up-down cursor keys to select TUNING CAL. from
among the pull-down display items and press the "ENT" key.
(3) As the tuning circuit adjustment screen(TUNING CALIBRATION) is displayed, select AUTO with up-
down cursor key.
(4) While watching video images, adjust until echoes are clearly visible with the control knob.
(5) Select MANUAL with the down cursor key.
(6) Adjust until echoes are clearly visible with the control knob. This set status is middle value of manual
tuning.
(7) When the adjustment is finished, press the "ENT" key to exit from the TUNING CALIBRATION screen.
Operate of (3) to (7)
eq \x(Up/Down)
eq \x(Control knob)
eq \x(Up/Down)
eq \x(Control knob)
eq
\x(ENT)
Select AUTO
Adjust tuning
Select MANU
Adjust tuning
