Alcatel MDR-8000 User Manual page 205

Determine XMTR nominal
c
high and low output level:
XMTR nominal high output level
= level at top of stack + insertion
loss of diplexer filter/XMT filter
(marked on label on filter.
XMTR nominal low output level
= XMTR nominal high output
level – 10 dB.
e
Set your Tx Level to 10 dB below nominal
HIGH power using the (XMT LVL ADJ)
potentiometer on your TRANSMITTER
module. After this is done, click Next.
Abort
g
Set your Tx Level to nominal HIGH power
using the (XMT LVL ADJ) potentiometer on
your TRANSMITTER module. After this is done,
click NEXT.
Abort
Figure 5-23 XMTR Output Level Calibration (Sheet 2 of 5)
ELMC Address:
RACK6
Description:
MDR-8000
d
f
Next
h
Back Next
i
Proceed to
Sheet 3
TRANSMIT POWER CALIBRATION
Communicating*
CLICK CALIBRATE A OR B SIDE
Calibrate A Side
Carrier Null A
XMT LVL
ADJ
PWR MON
FREQ CONT
XMT PWR
ALM
ON LINE
I CARR NULL
Q CARR NULL
TRANSMITTER
Example:
Expected output level at top of stack = 14 dBm.
Label on diplexer filter/XMT filter shows insertion loss is 2dB.
Nominal high power out of XMTR = 16 dBm
(14 dBm + 2 dBm = 16 dBm).
Set nominal low power level for 6 dBm
(10 dB down from 16 dBm).
12:17:01 PM
10-May-99
Calibrate B-side
Carrier Null B
MDR-1060
09/08/05
5-57