Raisecom
RC3000-15 (P100R001) Hardware Description
7 PDH cards
Raisecom Proprietary and Confidential
Copyright © Raisecom Technology Co., Ltd.
57
Table 7-4
PIN definitions of the RJ45 connector
PIN
Name
Description
1
OUT+
Tx positive pin for the balanced E1 interface
2
OUT-
Tx negative pin for the balanced E1 interface
4
IN+
Rx positive pin for the balanced E1 interface
5
IN-
Rx negative pin for the balanced E1 interface
7.1.5 LEDs
Table 7-5 lists LEDs on the 8E1 card.
Table 7-5
LEDs on the 8E1 card
LED
Color
Description
PWR
Green
Power LED
Green: the power supply is normal.
Off: the power supply is abnormal.
SYS
Green
System status LED
Blinking green: the system is working properly.
Off: the system is working improperly.
LAL1–8
Red/
Yellow
Local fault LED
Red: LOS alarms are generated on the local device.
Blinking red: AIS alarms are generated on the uplink of the local
device.
Yellow: LOF alarms generated on the local device.
Blinking yellow: CRC alarms are generated on the local device.
RAL1–8
Red/
Yellow
Remote fault LED
Red: LOS alarms are generated on the peer device.
Blinking red: AIS alarms are generated on the uplink of the peer
device.
Yellow: LOF alarms generated on the peer device.
Blinking yellow: CRC alarms are generated on the peer device.
7.1.6 Internal jumper
Table 7-6 lists jumpers used by the 8E1 card.
Table 7-6
Jumpers used by the 8E1 card
Jumper
Function
J4, J8, J14
Connected to the USB (J5) inside the 8E1 card. When J4, J8, and J14 are
short-circuited, the 8E1 card enters BOOTROM downloading, through
which you can upgrade the BOOTROM.