JRC JMR-7210-6X, Инструкция по эксплуатации

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21-25 Section 21 Maintenance & Inspection
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21.3.3 Coaxial cable (JMR-9230-S3, JMR-7230-S3)
The coaxial tube gland of a coaxial cable terminal is fully waterproofed when installed. To prevent a
water leakage accident, periodically inspect the coaxial tube gland. In particular, the coaxial tube gland
should be repainted every six months.
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.
Otherwise, an open circuit failure may result.
For the details, refer to the coaxial cable installation procedure for S-band radars.
21.3.4 Transmitter-receiver (NTG-3225/3230)
Wipe dust off the transmitter-receiver with a dry cloth or feather duster.
21.3.5 Display unit
When cleaning the screen and Trackball of Operation Unit, do not wipe
hard with a dry cloth. Also, do not use glass cleaner, alcohol, gasoline, or
thinner to clean the screen. Also avoid wiping with water. It may cause
surface damage or equipment failure.