Countermeasures To Trouble - JRC JMA-9922-6XA Instruction Manual

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8.3

COUNTERMEASURES TO TROUBLE

As this radar equipment includes complicated circuits, it is necessary to request a specialist engineer
for repair or instructions for countermeasure if any circuit is defective.
There are also troubles by the following causes, which should be referred to in checking or repair
work.
1 Poor Contact in Terminal Board of Inter-Unit Cables
a) Poor contact in terminal board
b) The cable end is not fully treated, so that it is earthed or contacts with another
terminal.
c) Disconnected cable wire
2 Poor Contact of Connector within Unit
Reference:━━━━━━━━━━━━━━━━━━━━━━━━━━━
This radar equipment is provided with the standard spares as shown in
Table 8.8.
Name
Fuse MF51NN-1A
(5ZFAD00042)
Fuse MF60NR-0.5A
(5ZFAD00013)
Table 8.8 Spares (6ZXRD00198)
Type/Code Shape (mm)
20
30
8-18
In
Spare Parts No.
use
1 3 F1
φ5.2
4 12 F1 to F4
φ6.4
Location
Transmitter-
receiver
PC1001
Display
NSK Circuit
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