8. Troubleshooting
JCY-1800/1850 VDR/S-VDR Installation Guide
113
DOC No. 7ZPJD0387C
8.3. LED Display of LAN Connector
An LED is incorporated into every LAN connector to display the status. The units equipped with the LAN connector are:
1) HUB Unit on the Main Control Board
2) HUB Unit on the Remote Maintenance Board
3) Frame Grabber Board
The lighting specifications of the LEDs of the Main Control Board and the Optional Board:
LED Name Lighting Specifications
LINK/ACT LED
(Yellow)
Lights when the LINK is established
Blinks at the time of receiving or sending data.
Lights or blinks continuously in normal operation
Check the wiring and the power source when it is off.
SPEED LED
(Green)
Lights when the LINK is established on 100BASE-TX.
Off when the LINK is established on 10BASE-T.
Lights or off in normal operation
The lighting specifications of the LEDs of the Frame Grabber Board:
LED Name Lighting Specifications
LINK LED
(Green/Orange)
Lights green when the LINK is established on 100BASE-TX.
Lights orange when the LINK is established on 10BASE-T.
Lights green continuously in normal operation.
Check the wiring and the power source when it is off.
ACTIVE LED
(Yellow)
Lights at the time of receiving or sending data.
Blinks in normal operation
8.3.1. Recording Control Unit NDV-1800/1850
1) LED Display of the LAN connector of the Main Control Board and the Remote Maintenance Board
LINK/ACT LED (YELLOW)
SPEED LED (GREEN)
FIG.
9-1: LAN CONNECTOR OF THE MAIN CONTROL BOARD AND THE REMOTE MAINTENANCE BOARD
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