User's Manual Part 4

Maintenance ROI-S05752
-30-
TX SW Manual Control
1 Click on the setting button “On” of the “Maintenance” and click
on the “Set” button, then value field of the Maintenance turns
from “Off” to “On”.
In Maintenance “On” mode, external parallel alarm outputs
excepts CPU and PS ALM are masked and automatic control is
inhibited.
Control operation using LCT must be performed in
Maintenance
“On” condition.
2 Click on the setting button “Auto”, “No. 1” or “No. 2” TX SW
to select TX SW control mode and Click on the “Set” button,
then the value field of the corresponding SW manual control
change to the selected mode.
Auto: Normal operation mode
No. 1 or No. 2: Manual control mode
ATPC Manual Control
3 Click on the setting button “On” and enter attenuation value
within ATPC range, then click on the “Set” button,
In the XPIC configuration, the ATPC/MTPC can not be set in
the Sub Master station. The setup is applied from the Main
Master station.
Note *1 Additional attenuator from 0 to 5 dB can be added.
---Maintenance1---
Item Value Setting
Maintenance On
Off On
Set
TX SW Manual Control Auto Auto No.1 No.2 Set
RX SW Manual Control Auto Auto No.1 No.2 Set
---Maintenance1---
Item Value Setting
Maintenance On
Off On
Set
ATPC Manual Control(No.1) On Off On [dB] Set
ATPC Manual Control(No.2) Off Off On Set
ATPC/MTPC Range (SONET)
Modulation
Mode
Frequency Band
(GHz)
6 7-8 10-11 13 15 18 23 26 28 32 38
128QAM ATPC Range 0 to 20 dB 0 to 20 dB
MTPC Range 0 to 20 dB
*1
0 to 20 dB