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E3X-DA-S
18
Nomenclature
Operating Procedure
Fiber Amplifier Units
E3X-DA
@
-S (
@
: 21/51/7/9/0)
Locks the fi
b
er
u
nit.
Incident le
v
el, f
u
nction, etc.
Threshold, f
u
nction settings,
etc.
Use to select the channel to display and set.
Use to select SET or RU
N
Mode.
F
u
nction setting
operations
UP
DO
WN
MODE
O
N
w
hen o
u
tp
u
t is O
N
.
OFF
w
hen o
u
tp
u
t is OFF.
Operation Indicator
(ch1) (orange)
Lock le
v
er
Main Display (Red)
S
ub
-Display (Green)
Channel Selector
Mode Selector
O
N
w
hen o
u
tp
u
t is O
N
.
OFF
w
hen o
u
tp
u
t is OFF.
Operation Indicator
(ch2) (orange)
Operation Keys
Note:
Nomenclature and operating procedures for the E3X-
DA
@
R-S and E3X-DA
@
F-S (
@
: 21/51/7/9) are given on
pages 19 and 20.
3 s
MODE
UP
DO
WN
RUN
RUN
DO
WN
MODE
Press
b
oth
for 3 s.
Setting the Operation Mode
1
The operation mode is set in SET Mode.
Adj
u
sting the Po
w
er (RU
N
Mode)
2
The c
u
rrent incident light le
v
el can
b
e adj
u
sted near the
po
w
er t
u
ning target
v
al
u
e (defa
u
lt: 2,000).
Set the Channel Selector S
w
itch to the desired channel
b
efore making any adj
u
stments or settings.
Set the SET/RU
N
Mode
Selector S
w
itch to RU
N
.
(Factory-set to RU
N
)
Release the key after
the progress
b
ar is
displayed.
This completes the
adj
u
stment.
Incident le
v
el
Threshold (defa
u
lt)
PTU
N
Progress
b
ar
Display changes after
specific time.
Po
w
er t
u
ning
target
v
al
u
e
Incident le
v
el
Threshold
Setting Thresholds Man
u
ally (RU
N
Mode)
3
Display
Error
Action
A threshold can
b
e set man
u
ally. A threshold can also
b
e adj
u
sted man
u
ally after teaching to fine-t
u
ne it.
This restores the defa
u
lt
setting.
"OFF"
w
ill flash t
w
ice.
✽
E
v
en if the display method is changed, the threshold
w
ill appear
on the s
ub
-display
w
hen the key is pressed.
✽
Setting Errors
An error has occ
u
rred if one of the follo
w
ing displays appears after
the progress
b
ar is displayed.
Over Error
The incident light
le
v
el is too lo
w
for the po
w
er
t
u
ning target
v
al
u
e.
Bottom Error
The incident light
le
v
el is too high
for the po
w
er
t
u
ning target
v
al
u
e.
Set the Mode Selector
S
w
itch to RU
N
.
(Factory-set to RU
N
)
PTU
N
OFF
PTU
N
O
V
ER
PTU
N
BOTM
Light le
v
el
Increases threshold.
Decreases threshold.
Threshold (defa
u
lt)
Incident le
v
el
Flashes t
w
ice
Threshold
Flashes t
w
ice
✽
Press the DO
WN
Key
right after pressing
the MODE Key.
To restore the defa
u
lt
po
w
er setting:
✽
✽
Confirm that the MODE Key setting is PTU
N
(po
w
er t
u
ning). The
defa
u
lt setting is PTU
N
.
✽
If po
w
er t
u
ning is exec
u
ted
w
hile SHS is selected for the detection
f
u
nction, the minim
u
m po
w
er
w
ill
b
e set.
The po
w
er
w
ill not
b
e t
u
ned. The po
w
er
can
b
e increased
u
p
to approximately 5
times the incident
light
v
al
u
e.
The po
w
er
w
ill
b
e
t
u
rned to the
minim
u
m le
v
el. The
po
w
er can
b
e
decreased do
w
n to
approximately
1/20th the incident
light
v
al
u
e.
➜
Refer to
5. Setting Functions
on page 20.
➜
Refer to
5. Setting Functions
on page 20.