8-5 
WARNING 
Turn off the main power source before starting 
maintenance. 
Otherwise, an electric shock or injury may be 
caused. 
 
Turn "OFF" the safety switch to stop the scanner 
unit. (Refer to section “1.4 EXTERIOR DRAWINGS”.) 
Otherwise, you may be injured if touching the 
rotating scanner unit by accident. 
 
Do not touch the radiator. Even if the power is turned 
off, the radiator may be rotated by the wind. 
8.3    MAINTENANCE ON EACH UNIT 
 
8.3.1   Scanner Unit NKE-1125/1129/1130/1139 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
After the work, turn "ON" the antenna-unit safety switch.