Huawei OptiX OSN 3500 Hardware Description ISSUE 1.1 - part 10
Amplifier Unit
The common alarms of Amplifier unit
Alarm level
Color
Alarm name
Alarm reason
IN_PWR_FAIL
No input signal
IN_PWR_HIGH
Input power is too high
Critical
IN_PWR_LOW
Input power is too low
OUT_PWR_ABN
The abnormal output power
PUM_COOL_ALARM
The faulty EDFA module
Internal Use
100
Amplifier Unit
The common performance of Amplifier unit
Performance name
Performance meaning
EDRPLAVG
Current value of input optical power
EDRPLMAX
Maximum value of input optical power
EDRPLMIN
Minimum value of input optical power
EDTMPCUR
Current value of environment temperature
EDTMPMAX
Maximum value of environment temperature
EDTMPMIN
Minimum value of environment temperature
EDTPLCUR
Current value of output optical power
EDTPLMAX
Maximum value of output optical power
EDTPLMIN
Minimum value of output optical power
Internal Use
101
Dispersion Compensation Board －DCU
Compensates
60km or 80km
DCU
Rx
Tx
PA
BA
Insertion loss ≤7 dB
Internal Use
102
Dispersion Compensation Board －DCU
DCU
1 or 2 DCMs
LC connector
OUT1 OUT2
No alarms and indicators
IN1
IN2
DCU
Internal Use
103
FAN Unit
FAN Unit
Internal Use
104
FAN Unit
Function
Support hot swapping
Automatic speed adjustment
Indicator
Color
Description
Fan operates normally.
STAT
Fan power board or FANA is abnormal.
Fan is turned off due to low temperature.
Alarm level
Color
Alarm name
Alarm reason
Faulty fan
Major
FAN_FAIL
Fan is power off
Internal Use
105
Questions
How many types of boards are there in OptiX OSN 3500?
Internal Use
106
Summary
Unit
Constituent board
Function
SF64, SL64, SL16, SLQ4,
Processing board
SLD4, SL4, SLT1,SLQ1, SL1,
Access and process STM-N
SEP1
SDH
signals and concatenated optical
Interface board
EU08, OU08, EU04
unit
signals.
Implement TPS protection.
Protection
TSB8,TSB4
switching board
Processing board
SPQ4, PD3, PL3, PQ1, PQM
Access and process E1, E1/T1,
PDH
E3/DS3, E4/STM-1 electrical
MU04, D34S, C34S, D75S,
unit
signals, and implement TPS
Interface board
D12S, D12B
protection.
EGS2, EGT2, EFS0,
Processing board
EFS4,EFT8,EFT4
Access and process FE, GE
Ethernet
Interface board
ETF8, EFF8
signals, and implement TPS
unit
protection
Protection
ETS8
switching board
Internal Use
107
Summary
Unit
Constituent board
Function
Processing board
EMR0
Ethernet
Access and process FE, GE signals. Support
interface
Interface board
ETF8, EFF8
RPR and conduct TPS protection for Ethernet
unit
Protection
signals.
(RPR)
ETS8
switching board
Access and process STM-4, STM-1 ATM
ATM interface unit
ADL4, ADQ1
signal.
Provide add/drop multiplexing of any two
MR2A, MR2C
adjacent wavelengths.
Implement conversion between client signaling
WDM unit
wavelengths of any rate (10 Mbit/s to 2.7 Gbit/s
LWX
NRZ code signal) and those wavelengths
complying with G.692 standard.
SDH cross-connect matrix
GXCS, EXCS,
Implement cross connection and provide the
unit
UXCSA, UXCSB,
equipment with system clock.
XCE
Synchronous timing unit
Provide interface for connecting the equipment
SCC unit
SCC, GSCC
with the NM system and process the overhead
of SDH signals. Support intelligent feature.
Internal Use
108
Summary
Constituent
Unit
Function
board
Power input unit
Provide power supply and protect the
PIU
equipment against abnormal power.
Inter-board communication
Implement centralized power backup
and power backup unit
AUX
function and provide auxiliary interfaces
externally (F1, alarm and external clock).
Fan unit
FANA
Dissipate heat for the system.
Other
Optical booster
BA2, BPA
Amplify or pre-amplify the optical power.
functional
amplifier board
units
Case-based
61COA and
Amplify the optical power and installed in
optical amplifier
62COA
the cabinet.
Dispersion
Compensate dispersion for STM-64
compensation
DCU
optical signals.
board
Internal Use
109
Chapter 1 Product Introduction
Chapter 2 Cabinet, Sub-rack and Boards
Chapter 3 Features
Internal Use
110