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RADAR FAILURE CHECKLIST
When ordering for repair, check the following items, fill in the sheet and send it to us.
If there is any uncertain items, contact your ship and give us correct information on the
product.
Ship name：
Phone： Fax：
Radar general model name：JMA―
Serial No.：
(Write the full model name correctly)
(1) Check the following items in the order of the number, and circle the applicable answer
between YES or NO.
If the item cannot be determined as YES or NO, explain in detail in the item (15), Others.
(2) If any of the items (1) through (4) is marked as NO, check the fuse of the product (refer
to Section 5.6 and 9.4).
(3) Check the items (4) through (14) while the transmission (TX) is ON.
* Functions mentioned in the items (13) through (14) may be optional. If the function is optional, answer is not necessary.
No. Check Item Result
(1) Power can be turned on. (The lamp on the operation panel is lit.) YES NO
(2)
A few minutes after powering-on, it will become stand-by status (TX Ready). YES NO
(3)
When powering-on (or TX ON), the CRT displays something (CRT is lit). YES NO
(4)
The scanner unit rotates at the transmission (X-MIT) ON. (Check the
following items while transmission is ON.)
YES NO
(5) Tuning is enabled. (Check with the range of 6NM or more.) YES NO
(6) Fixed marker is displayed. YES NO
(7) VRM is displayed. YES NO
(8)
White noise is displayed while set at SEA, RAIN minimum, GAIN
maximum, IR-OFF and maximum range.
YES NO
(9) Target reflection echo is displayed. YES NO
(10) Sensitivity of reflection echo is normal. YES NO
(11) EBL is displayed. YES NO
(12) Cursor mark moves. YES NO
*(13) GYRO course can be set and normally displayed. YES NO
*(14) LOG speed can be normally displayed. YES NO
(15) Others (Error message, etc)
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