Matchmaster 34MM-IRKIT Скачать руководство пользователя страница 2

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TROUBLE SHOOTING GUIDE

Symptom:

 Not working

Action:

1.  Check the power supply is the correct voltage (12V 1A DC), 

and is plugged in and switched on with the green light lit.

2.  Check the emitter is located directly over the IR receiver 

window of the component. If the location is not clear, you 
can normally dial into an approx location by holding the 
components remote very close to the front of the unit and 
trailing button pushes at different locations to see what 
works.

3.  If converting to Cat5/6 from a remote location, check 

continuity on all connections and re-terminate if necessary. 
If you can’t access these leads, test the system using a 
temporary CAT5/6 Patch lead across the floor to eliminate 
the installed lead as a possible problem.

4. If you are terminating bare wires into the connection block, 

check the screws have not clamped down on the outer 
sheath of the wire rather than the metal itself.  
Also re-check you have the correct colour wire going to 
correct terminal.

Symptom:

 Intermittent

Action:

1.  Battery replacement: Make sure the remote batteries are 

fresh. You can check the output from the remote with a 
mobile or tablet camera. Although IR cannot be detected 
by the naked eye, it will show up as a purple flash on the 
camera display. Some newer phones do not work due to 
the camera detecting and removing ‘Red Eye’.

2.  IR present in room: Too much IR already present in the 

room can cause intermittent performance and even 
complete dropout. This can come from several different 
sources:

a. Older Plasma N’s emit IR, the way to check this is 
to turn the TV off and check IR operation by the IR 
indicator light if the component has one, or with another 
TV. Remedy this by using the included attenuation tape 
over the IR window of the IRSEND68, which will filter 
out some of the IR noise. If you don’t have this tape, 
use any colour electrical tape. If this is not effective, try 
shifting the IR receiver out from within the TV screens 
radiation pattern e.g. behind the screen or under the 
bottom lip.

b. CFL or fluorescent lighting can interfere if the carrier 
frequencies are the same as the remote’s. Turn the 
lights off to check. To remedy, change the lighting, or 
reposition to avoid line of sight with the IR Receiver.

c. Excessive Sunlight can cause IR performance to drop 
away. To check pull the curtains or check operation at 
night.

d. Too many IR blasters/flooders in one location. If 
you are using multiple IR flooders, or blasters, (e.g. 
from multiple HDMI to CAT5/6 extenders) back to one 
location, the cumulative effect of the small level of IR 
present in each room being transferred back to one 
area, can block clean IR performance. Unplug all blasters 
and plug back in one by one to check effect on IR 
performance. Try attenuation tape on the IR receivers in 
the rooms that cause problems.

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