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Raisecom
iTN2100 (P100R002) Hardware Description
20 Service aggregation cards
Raisecom Technology Co., Ltd.
226
LED
Status
Description
LOL
(CLIENT 1–4)
Red
Client-side Loss of Lock (LoL) LED
Red: CLIENT-to-LINE signals are in LOL status.
Off: CLIENT-to-LINE signals are in lockout status.
This LED is invalid in off status when the LOS LED
is red (no signal).
LOS
(CLIENT 1–4)
Red
Client-side LoS LED
Red: signals are lost at the CLIENT side.
Off: signals are input at the CLIENT side.
This LED is valid only when the SFP module is
inserted. When the SFP module is pulled out, this
LED is invalid and in off status.
LOL
(LINE 1–4)
Red
Line-side LoL LED
Red: LINE-to-CLIENT signals are in LOL status.
Off: LINE-to-CLIENT signals are in lockout status.
This LED is valid in SR mode only.
In 2R mode, this LED is in off status.
This LED is invalid in off status when the LOS LED
is red (no signal).
LOS
(LINE 1–4)
Red
Line-side LoS LED
Red: signals are lost at the LINE side.
Off: signals are input at the LINE side.
This LED is valid only when the SFP module is
inserted. When the SFP module is pulled out, this
LED is invalid and in off status.
20.1.5 DIP switches
Functions of DIP switches
Definition on the DIP switch of the iTN2100-Gb (A) and iTN2100-Gb (B) is identical. SW2,
SW3, SW4, and SW5 are used to configure client-side interfaces 1–4 respectively. Each DIP
switch has 8 BITs and related BITs have the identical functions. Table 20-6 lists BITs 1–8 of
the DIP switch.