3
Allow a 2-minute warm-up. The meter turns off if you do not press a button
within 10 minutes.
4
If the meter does not display Optical Power Meter, repeatedly press the
lambda pushbutton until 1300 nm appears.
Note: To ensure that the pushbutton produces the desired results, do not
hold down the pushbutton for more than half a second.
5
Press Zero. The following two displays appear:
¹
A value between 0.30 and 0.70 nanowatts (nW)
¹
After a short time 0 blinks, indicating that the meter is correctly zeroed.
If the meter is not correctly zeroed, a Hi or Lo is displayed after you press
Zero. Press Zero again, and using a jeweler’s screwdriver, adjust the trim
pot that is beside the biconic receptacle at the top of the meter until a
value between 0.30 and 0.70 nW is displayed. Set the value to 0.50, if
possible.
6
Press Zero again to zero the meter.
The meter must also display dBm. If nW is displayed, press dBm/Watt. The
optical power meter is now set.
7
After you set the meter, connect the black biconic connector of the test cable
to the biconic receptacle on top of the power meter.
8
Enter 1 to start the test as indicated in the following example.
Screen 1 of 1
Setup For Optical Test
LIC 287 - ESCON Channel Adapter, Slot 4, Net # 0
Operational Status
Diagnostic Status
Fault Status
Network Connection
DISABLED
TESTING
UNKNOWN
UNKNOWN
Do not remove this device while testing.
Install the duplex-to-biconic test cable connector to the ESCON
channel adapter located in slot 4.
Set the optical power meter to the following options:
* -- Power turned on
* -- Set for 1300 nanometers (nm)
* -- Zeroed
* -- The decibel scale displayed (dBm)
Confirm the meter is set.
< 1. Start > the adapter transmitter.
Select (1 or
B=Back R=Refresh H=Help ):1
The green port LED on the multiaccess enclosure ESCON Adapter will start
blinking once the adapter has started transmitting the idle sequences. At this
point, record the signal level displayed on the power meter. A correctly
functioning multiaccess enclosure ESCON adapter should have a power level
of -21.0 dBm or more (for example, -18.0 dBm).
9
Replace the ESCON Channel Adapter if its power level is too low.
5-58
3746-9X0: MAE Installation and Maintenance
Содержание FlashSystem 900
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Страница 48: ...Go to Step 6 Customizing the MAE on page 1 21 1 20 3746 9X0 MAE Installation and Maintenance...
Страница 131: ...Figure 4 5 MAE g Select slot B then press Enter Figure 4 6 MAE Chapter 4 Multiaccess Enclosure FRU Exchange 4 13...
Страница 156: ...3 Press Enter 4 You should obtain a window similar to the following 4 38 3746 9X0 MAE Installation and Maintenance...
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Страница 184: ...Figure 5 4 Current Boot Sequence 5 8 3746 9X0 MAE Installation and Maintenance...
Страница 243: ...Installing Options Programming None Chapter 6 Installing Options 6 7...
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Страница 288: ...14 Expand the Adapters The following window is displayed E 10 3746 9X0 MAE Installation and Maintenance...
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Страница 304: ...Assembly 1 Final Assembly Multiaccess Enclosure 9 21 20 10 1 2 7 8 3 4 5 6 H 2 3746 9X0 MAE Installation and Maintenance...
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