5-4
5.3.2 Repair Unit
Repair units and their models are shown below.
No Name Model Notes
1 DISP-DPU CMJ-551 NWZ-4740 Display Unit
2 LCD Unit CCN-392A NWZ-4740 Display Unit
3 Keyboard Unit CMD-953T NWZ-4740 Display Unit
4 Connector Board CMH-2292 NWZ-4740 Display Unit
5 Beacon Antenna CAW-1 For JLR-4341 Sensor
6 Beacon Controller CMA-920 For JLR-4341 Sensor
Fuse
No Name Model Notes
1 2A Fuse MF60NR 250V 2 NWZ-4740 Display Unit
If Beacon Controller or Sensor is replaced, then a Sensor shall be reset.
5.3.3 Regular Replacement Parts
Parts which should be regularly replaced are shown below.
Contact JRC or an affiliate to order.
Replace the radome and packing when replacing the lithium batteries.
Please refer to "4.3 Entering Serial No./Barcode No.” in Service Manual and enter the Serial No.
or Barcode No. , when replacing the lithium batteries.
No Name Model Life Notes
1
LCD Unit
(Inside display
unit)
CCN-392A 40000 hours Approximately 5 years of
continuous use
2
Lithium Battery
(Inside Sensor)
CR2354-1VC
Approximately
5 years
Reception is possible even
without battery power.
(It will takes 30 to 60 seconds
longer to fix the position)
3
Radome Kit
(JLR-4341 Sensor
Radome and
Packing)
MPAE30534
Battery
replacement
Opening the radome
decreases waterproofing
effectiveness, so replace the
radome and packing as well
when performing battery
replacement.
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