JRC JMA-9133-SA - Transmitter Receiver Unit (NTG-3225;3230); Display Unit (NCD-4990)

JMA-9100 Instruction Manual > 8.COUNTERMEASURE FOR TROUBLE ... > 8.2 MAINTENANCE ON EACH UNIT
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8
For details, refer to the coaxial cable installation procedure for S-band radars.
8.2.4 Transmitter Receiver Unit (NTG-3225/3230)
Wipe dust off the transmitter and receiver with a dry cloth or feather duster.
8.2.5 Display Unit (NCD-4990)
Dust accumulated on the screen will reduce clarity and darken the video. For
cleaning it, wipe it with a piece of soft cloth (flannel or cotton).
Do not wipe it strongly with a piece of dry cloth nor use gasoline or thinner.
• Do not apply strong shock to the coaxial cable by
striking it with a tool or hammering it. Otherwise, an
open circuit failure may result.
• Do not place anything heavy on the coaxial
cable.Otherwise, an open circuit failure may result.
• Do not twist or pull the coaxial cable.
• When cleaning the screen, do not wipe it too strongly
with a dry cloth. Also, do not use gasoline or thinner to
clean the screen. Otherwise the screen surface may be
damaged