Raisecom
Gazelle ST2028i (A) Hardware Description
2 Structure
Raisecom Proprietary and Confidential
Copyright © Raisecom Technology Co., Ltd.
16
LED
Status
Description
Power 2
status LED
PWR2
Green
Green: power supply 2 is normal.
Off: power supply 2 is abnormal or the device
is powered off.
Synchronous
LED
SYN
Green
Green: the clock is synchronous.
Off: the clock is asynchronous.
Interface
status mode
LED
(switched by
MODE
button)
LNK/ACT
Green
Green: it displays LNK/ACT mode of all
interfaces.
SPD
Green
Green: it displays SPD mode of all interfaces.
FDX/HDX
Green
Green: it displays FDX/HDX mode of all
interfaces.
Interface
status LED
(LEDs on
both the front
panel and the
rear panel)
S1–S8 (2
LEDs in S1
and S2
respectively
and 4 LEDs
in S3–S8
respectively
)
Green
It indicates the status of the corresponding
interface. Cooperated with the interface status
mode LED, it indicates the status of the current
interface. By default, the status is LNK/ACT
mode.
SPD mode:
Green: the interface works at the highest rate.
Off: the working rate of the interface is lower
than the normal rate.
FDX/HDX mode:
Green: FDX mode
Off: HDX mode
LNK/ACT mode:
Green: the line is properly connected.
Blinking green: the line is receiving or
sending data.
Off: the line is disconnected or improperly
connected.
When S6, S7 and S8 are configured with functional cards, the corresponding
interface status LEDS on the front panel are off.