Fiber Optic Board
Reference Drawings:
Enclosure Controller M2; Fiber....................................
Drawing A-177918
To replace a fiber optic board:
Figure 42: Modem Jumper Location
Figure 43: Fiber Optic Board
1.
Disconnect the power and signal
connections (refer to
for
disconnection of power).
2.
The fiber optic board is held in
place with four screws.
Carefully
remove them.
3.
Install the new fiber optic board,
replace the screws and reconnect
power/signal cables.
The fiber module has three LEDs.
1.
The power LED (DS1) should
remain lit while power is applied to
the module.
2.
The receive LED (DS2) will flash
when the display fiber optic board is
accepting signal from the signal
converter.
3.
The transmit LED (DS3) will flash
when the display fiber optic board is sending to the signal converter.
In addition, the fiber module has several input and output jacks:
1.
J4 and J5 are the two fiber connectors, to which the fiber lines coming from
the fiber signal converter connect. (They can also be used for connecting to
fiber coming from a fiber optic board in another primary display.)
2.
J6 is for the 12VAC power coming from the transformer.
3.
J7 is used to transfer RS232 signal via a straight through RJ45 cable from
the fiber optic board to the display controller.
Maintenance and Troubleshooting
4-10
Содержание Galaxy AF-3190 Series
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