Hitachi GR2000-B Series Installation Manual page 44

Hitachi Gigabit Router GR2000-B Series Installation Guide
Table 1-5
Indicator
No. Name
Color
1 DN 0 Yellow
2 UP 0 Green
3 T/R 0 Green
4 LOOP 0 Yellow
5 LOS 0 Yellow
6 RAI 0 Yellow
7 DN 1 Yellow
8 UP 1 Green
9 T/R 1 Green
10 LOOP 1 Yellow
11 LOS 1 Yellow
12 RAI 1 Yellow
13 DN 2 Yellow
14 UP 2 Green
15 T/R 2 Green
16 LOOP 2 Yellow
17 LOS 2 Yellow
18 RAI 2 Yellow
19 DN 3 Yellow
20 UP 3 Green
21 T/R 3 Green
22 LOOP 3 Yellow
23 LOS 3 Yellow
24 RAI 3 Yellow
25 STATUS Green/
Yellow/
Red
Note 1: If you are using a wrong type of a twisted-pair cable, there is a chance that the indicator will be lit even though
the cable is not connected to the remote device. If so, change the twisted-pair cable to the correct type referring
Chapter 3.
Note 2: Regardless of the state of the line, this indicator will be lit if the system detects date being sent or received.
Because of this, there is a chance that this indicator will be lit even if the cable is not connected on the destination
side.
(2) Connector
For the information about the cables to be connected to each connector of the
chassis, refer to Chapter 3.
1-16
NWBT1-4 Front Panel Indicators and Switches
Purpose Description
Shows the ON: Line failure detected.
condition of
ON: Line is active (see Note 1).
LINE 0.
ON: Packet being sent or received (see Note 2).
ON: Being looped by request of a device at the destination.
ON: LOS detected.
ON: RAI detected.
Shows the ON: Line failure detected.
condition of
ON: Line is active (see Note 1).
LINE 1.
ON: Packet being sent or received (see Note 2).
ON: Being looped by request of a device at the destination.
ON: LOS detected.
ON: RAI detected.
Shows the ON: Line failure detected.
condition of
ON: Line is active (see Note 1).
LINE 2.
ON: Packet being sent or received (see Note 2).
ON: Being looped by request of a device at the destination.
ON: LOS detected.
ON: RAI detected.
Shows the ON: Line failure detected.
condition of
ON: Line is active (see Note 1).
LINE 3.
ON: Packet being sent or received (see Note 2).
ON: Being looped by request of a device at the destination.
ON: LOS detected.
ON: RAI detected.
Shows the Green (blinking): In preparation (program being loaded)
condition of Green ON: Status is OK, operation is possible.
NIF. Yellow ON: Locked out
Red ON: Failure detected.
OFF: Operation impossible or unit power is OFF.
GR2K-GA-0007
Rev. 5.00