SECTION 8
COUNTERMEASURES
FOR TROUBLE AND
ADJUSTMENT
â– Antenna Height Setting
....................................
8-30
â– Vector Constant
................................................
8-31
â– Quantization Level
............................................
8-32
â– Adjustment of NSK Unit
to Gyro Compass and Log
...............................
8-33
â– Main Bang Suppression Adjustment
................
8-36
8.6 SETTING
â– True Bearing Setting
........................................
8-38
â– Ship Speed Setting
...........................................
8-39
â– Navigation Equipment Setting
..........................
8-41
â– Current Correction (SET/DRIFT) Setting
..........
8-43
â– Time/Day Display Setting
.................................
8-45
â– Adjustment of Performance Monitor
(NJU-63/64)
.....................................................
8-47
â– Adjustment of Interswitch
.................................
8-49
8.1 FUNCTION CHECK
....................................
8-1
8.2 TROUBLESHOOTING
..............................
8-16
8.3 COUNTERMEASURES TO TROUBLE
....
8-17
8.4 REPLACEMENT OF MAJOR PARTS
â– Replacement of Magnetron (V1/V101/V201)
.....
8-24
â– Replacement of TRHPL (A202/A303)
(JMA-9833-SA/9832-SA)
.................................
8-24
â– Replacement of Diode Limiter (A203/A303)
(JMA-9823-7XA/9XA, JMA-9822-6XA/9XA)
....
8-24
â– Replacement of PIN Attenuator (A302)
(JMA-9823-7XA/9XA, JMA-9822-6XA/9XA)
....
8-24
â– Replacement of CRT (V1)
................................
8-25
8.5 ADJUSTMENTS
â– Tuning Adjustment
...........................................
8-27
â– Bearing Adjustment
..........................................
8-28
â– Range Adjustment
............................................
8-29