TriBrer EVA50-40 User manual

WARNINGWARNING
You are cautioned that changes or modifications not espressly approved in
this document could void yout authority to operate this equipment.
Toreduce the risk of fire or electric shock,do not expose this apparatus to
rain or moisture.
Toavoid electrical shock, do not open the cabinet. Refer servicing to quali-
fied personnel only.
Avoiding condensation problems
As much as possible, avoid sudden temperature changes. Do not attempt
to use the drive immediately after moving it from a cold to a warm location,
to raising the room temperature suddenly, as condensation may form with
in the drive. If the temperature changes suddenly while using the drive,
stop using it and take out batteries for at least an hour.
Storage
When long time no use,must take out the batteries to avoid destroying the
device.
Use batteries
At the same time, can not use different style or different capacitance batteries.
And only charge the rechargeable batteries.

1-Protection rubber
2-LCD, display the status and the attenuation value
3-Wavelength shift key
4-Power key
5-Save key
6-Recall key
7-Back light key
8-Attenuation value increase key
9-Attenuation Step key
10-Referrence set key
11-Attenuation value reduce key
12-Connector (standard:FC/PC)

1.Press and push down 2.Open the lid
3.Place the batteries 4.Close the lid and push up
Set batteries
Warning:At the same time, can not use different style and different capacitance batteries.

Keep p
Press the key to turn on the device with auto
power off. About 10 minutes no key pressed, it will auto
power off.
ressing key for 2 seconds when turn on the
device, the auto power off will be cancelled, and the LCD
will show PERM .
Also press it to shut the device.
Power on/off, auto power off

1310nm,1490nm,1550nm.
Press the key to shift the wavelength.
And the corresponding wavelength will be on the LCD.
It have three wavelengths:
Wave select

Adjust the attenuation value
Press the key to increase the attenuation
value and press the key to reduce the attenuation
value. The Max. attenuation value is 60.0dB and the
Min. attenuation value is 00.0dB.

Reference
REF
REF
Press the key to set the reference of attenuation
value , and it will be displayed on the LCD. It will be cancelled
when you press the key again .

Saving the attenuation value
Save Press the key to save the attenuation value
and it will enter the save menu. It can save eight value .
Press the key to select the different record
and press the key to save.If you do not want to
save the value you can press the Recall key.
Save
Save
Save

Recall
Pressing the Recall key can shift the eight records
that you have saved.

Select the attenuation step
Step
1. 0.1dB
2. 1dB
3. 10dB
Press the key to select the different atte
nuation step.
It have three steps:

Battery energy detect
Remain80%---100%
Remain40%---80%
Remain20%---40%
Remain less than20%
Threshold
REF/
dBm/dB
F/P
mode
ReCall
Save Enter
>2S PERM
1490nm 1550nm
OLT VideoCO
1310nm
ONT
If the energy is too low, the beep will be on and device
will auto power off.

First you must use the rechargeable batteries. When the
energy is less than 20%, you should charge the batteries.
Long time low energy, the life of the batteries will be short.
When charging, the charging state LED will be red.After
charging fully, the LED will be green. Don't charge for
more than 12 hours. If charging while using the device, the
time will be longer.The rechargeable batteries must be in
device when you use the AC/DC adaptor for charging.And
do not charge the non-rechargeable batteries, or the device
will be destroyed and also lose the guarantee.
Battery charge

Maintenance and calibration
Routine attention
1.Fiber-optical adapter should keep clean.
2.Please store the device in dry and ventilated place.
3.For long period no use , please take out the batteries.
Common malfunction
DescribedDescribed
Can't turn on
After turn on shut it
immediately
Malfunction causeMalfunction cause
Display the messy
code Reset is incorrect
Operation do not
have reaction
Can’t charge
Program is disorderly
Handle wayHandle way
Reset
Reset
Check battery capacities
Use Non-rechargeable
batteries
No battery Check battery setting
Change battery
Change battery