14. Maintenance Check List
JCY-1800/1850 VDR/S-VDR Installation Guide
169
DOC No. 7ZPJD0387C
No. Check items Check Name of check person Modification operations Remark
2.8 Checking MIC audio data
MIC audio data is checked in the following procedure.
1) Open the detail window of Microphone section on the SYSTEM screen of
Maintenance software. Select one by one MIC1-3, MIC 4-6 and MIC 7-9.
Check that each audio quality is good.
2) Enter the installed position and type (Indoor type/Waterproof type) of each
microphone.
3) Enter the judgment (OK/NG) on the Audio Quality Check window.
4) Check that all diagnosis lamp of Microphone section on the SYSTEM
screen of Maintenance software are displayed as GREEN.
2.9 Checking VHF audio data
VHF audio data is checked in the following procedure.
1) Open the detail window of VHF section on the SYSTEM screen of
Maintenance software. Check that VHF audio quality is good.
2) Enter the all information of VHF transceiver connected to the
VDR/S-VDR.
3) Enter the judgment (OK/NG) on the Audio Quality Check window.
4) Check that all diagnosis lamp of VHF section on the SYSTEM screen of
Maintenance software are displayed as GREEN.
2.10 The check of DSC after power on (If DSC is available)
DSC is checked in the following procedure, after power on
1) Open the detail window of sensor CH connected to the DSC in Sensor
section on the SYSTEM screen of Maintenance software.
2) Change the dry contact data is connected to the DSC.
Check that sentence data is displayed on window of real time monitor.
Check that the content of recorded sentence is same as state of dry contact
data.
3) Enter the all information of DSC connected to the VDR.
4) Check that all diagnosis lamp of Sensor section on the SYSTEM screen of
Maintenance software are displayed as GREEN.
LED on the junction board of
DSC
State of dry contact
CLOSE: Green LED lights up
OPEN: Green LED lights out
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