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4-26
[Operation check]
After completing the replacement work, check the operation by following the
procedure below.
(1)
Turn on the radar, transmit radar signals when the countdown is finished, and
check that radar images are displayed normally.
4.1.17. Modulation Circuit (CME-363) Replacement for the NKE-2103
[Required tools]
•
A Phillips screwdriver for 4 mm screws
•
A Phillips screwdriver for 5 mm screws
• Tools for removing the scanner unit covers (See Section 4.1.2)
[Replacement procedure]
(1)
Open the top cover (see Section 4.1.2),
and remove the transmitter-receiver unit
(see Section 4.1.6).
(2)
Disconnect the cables from the
modulation circuit, remove the nine screws
(M4) that secure the modulation circuit, and
replace it.
If the heat radiation plate of the
modulator is used, mount the insulating
sheet straight between TR17/TR18 and the
heat radiation plate.
(3)
After the modulation circuit replacement,
carry out the work in reverse order of
removal.
Be sure to tighten all the bolts and
screws and connect all the cables.
Remove the nine
screws (M4).
Содержание JMA-5212-4
Страница 2: ......
Страница 7: ... Chapter 1 Equipment Overview ...
Страница 8: ... ...
Страница 11: ... Chapter 2 Equipment Overview ...
Страница 12: ... ...
Страница 34: ...2 22 ...
Страница 35: ... Chapter 3 Service Parts ...
Страница 36: ... ...
Страница 43: ...3 7 Figure 3 1 Exploded Diagram of the NKE 2103 ...
Страница 47: ...3 11 Figure 3 2 Exploded Diagram of the NKE 2254 ...
Страница 51: ...3 15 Figure 3 3 Exploded Diagram of the NDC 1460 Fuse nut Connector nut Connector nut ...
Страница 53: ...3 17 Figure 3 4 Exploded Diagram of the NCE 7699A ...
Страница 54: ...3 18 ...
Страница 55: ... Chapter 4 Replacement of Major Units ...
Страница 56: ... ...
Страница 108: ...4 52 ...
Страница 109: ... Chapter 5 Program Update ...
Страница 110: ... ...
Страница 114: ...5 4 ...
Страница 115: ... Chapter 6 Troubleshooting ...
Страница 116: ... ...
Страница 150: ...6 34 ...
Страница 151: ... Chapter 7 Drawings ...
Страница 152: ... ...
Страница 154: ...7 2 7 1 1 Outline Drawing of the Scanner Unit NKE 2254 7 Figure 7 1 Outline Drawing of the Scanner Unit NKE 2254 7 ...
Страница 155: ...7 3 7 1 2 Outline Drawing of the Scanner Unit NKE 2254 9 Figure 7 2 Outline Drawing of the Scanner Unit NKE 2254 9 ...
Страница 158: ...7 6 7 1 5 Outline Drawing of the Display System NDC 1460 Figure 7 5 Outline Drawing of the Display System NDC 1460 ...
Страница 162: ...7 10 7 1 9 Outline Drawing of the Rectifier NBA 5111 Option Figure 7 9 Outline Drawing of the Rectifier NBA 5111 Option ...
Страница 170: ......
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