OPERATION CHECK AFTER INSTALLATION
3-14
3.2.4
Countermeasures for other malfunctions
The instructions for finding other malfunctions are as follows.
No.
Symptom
Major cause and/or countermeasure
1
GPS position information is not
displayed.
2
After turning the power on and
waiting a while, the POS/TIME
screen appears and an alarm
sounds.
•
Check the connections with the GPS.
•
Check the input sentence from the GPS device.
* Menu F2.1 Port maintenance
3
Even if PTT is pressed, TX
appears, but sound is not
transmitted.
•
Handset malfunction
→
Replace handset
•
Poor contact at controller connection cable
•
AF signal transmission circuit malfunction
* Check AF OUTPUT on Menu F2.2.5 Controller
→
Check connections and replace handset connector;
W3 inside CMV-3775, CMN-2250, and NCM-2150;
and W11 and W12 inside NTD-2150.
4
Even if PPT is pressed, TX is not
displayed and transmission is
impossible
•
Handset malfunction
→
Replace handset
•
AF signal transmission circuit malfunction
* Check AF OUTPUT on Menu F2.2.5 Controller
→
Check handset connector; W3 inside CMV-3775,
CMN-2250, and NCM-2150; W11 and W12 inside
NTD-2150, and controller connection cable; replace
if necessary.
5
Reception level is poor.
•
Check antenna position
•
Change receiving antenna (TX ANT
Ù
WKR/RX ANT)
* Menu F2.4.1 RX antenna
•
Connect a dedicated reception antenna to the
NTD-2150
•
Antenna damaged
→
Replace antenna
•
Antenna cable is cut, shorted, exposed to water
→
replace cable
•
Poor contact at antenna connector
→
Retighten
connector
•
Reception circuit malfunction
→
Replace CMN-2250
6
Operation may be unstable.
•
RS-485 line communication malfunction
→
Check terminator settings
•
Induction from transmission frequency
→
Strengthen equipment grounding. Or check shield of
connection cable.
7
When transmitting a routine call
or safety test call, cannot
transmit while "Waiting for CH
free" is displayed.
•
Change DSC transmission frequency.
•
Noise floor reception level of DSC transmission
frequency is high.
→
Select another DSC frequency. Or raise the busy
acceptance level of the reception frequency.
* Menu F2.4.2 RX busy
Содержание JSS-2150
Страница 1: ...SERVICE SERVICE MANUAL MANUAL 150W MF HF RADIO EQUIPMENT 150W MF HF RADIO EQUIPMENT JSS 2150 JSS 2150 ...
Страница 2: ... ...
Страница 14: ......
Страница 34: ...CONFIGURATION AND SPECIFICATIONS 1 20 9 AC DC Power Supply NBD 2150 Unit mm Weight Approx 9 8 kg ...
Страница 35: ...CONFIGURATION AND SPECIFICATIONS 1 21 10 Battery Charger NBB 724 Unit mm Weight Approx 12 0 kg ...
Страница 36: ...CONFIGURATION AND SPECIFICATIONS 1 22 11 Printer NKG 800 Desktop type Unit mm Weight Approx 3 7 kg ...
Страница 38: ...CONFIGURATION AND SPECIFICATIONS 1 24 13 Printer DPU 414 Desktop type Unit mm Weight Approx 0 6 kg ...
Страница 43: ...CONFIGURATION AND SPECIFICATIONS 1 29 ...
Страница 44: ...CONFIGURATION AND SPECIFICATIONS 1 30 ...
Страница 45: ...CONFIGURATION AND SPECIFICATIONS 1 31 ...
Страница 51: ...CONFIGURATION AND SPECIFICATIONS 1 37 1 5 3 NFC 2150 Antenna tuner 1 Antenna tuner NFC 2150 exploded view ...
Страница 52: ...CONFIGURATION AND SPECIFICATIONS 1 38 2 Antenna tuner NFC 2150 wiring diagram ...
Страница 67: ...SETUP AND ADJUSTMENT 2 7 2 2 3 Menu tree ...
Страница 68: ...SETUP AND ADJUSTMENT 2 8 ...
Страница 84: ...SETUP AND ADJUSTMENT 2 24 ...
Страница 108: ...Maintenance 4 10 ...
Страница 128: ...Maintenance 4 30 ...
Страница 132: ...APPENDIX 5 4 5 1 4 CMJ 2250 WKR MODEM UNIT DMC TRX DIODE SWITCH DIODE SWITCH ...
Страница 134: ...APPENDIX 5 6 5 1 6 NDZ 227 DATA TERMINAL ...
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