Yamaha HTR-5790 Owner's Manual page 85

Remote control
Problem
The remote control Wrong distance or angle.
does not work nor
function properly.
Direct sunlight or lighting (from an
inverter type of fluorescent lamp, etc.) is
striking the remote control sensor of this
unit.
The batteries are weak.
The manufacture code has not correctly
set.
Even if the manufacturer code is correctly
set, there are some models that do not
respond to the remote control.
The remote control The batteries of this remote control and/or
does not "learn" new
the other remote control are too weak.
functions.
The distance between the two remote
controls is too much or too little.
The signal coding or modulation of the
other remote control is not compatible
with this remote control.
Memory capacity is full.
Cause
The remote control will function within a maximum
range of 6 m (20 feet) and no more than 30 degrees
off-axis from the front panel.
Reposition this unit.
Replace all batteries.
Set the manufacturer code correctly.
Try to set the other codes of the same manufacturer.
Program the necessary functions independently into
the programmable buttons using the Learn feature.
Replace the batteries.
Place the remote controls at the proper distance.
Learning is not possible.
Delete other unnecessary functions to make room for
the new functions.
TROUBLESHOOTING
Remedy
Refer to
page
7
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3
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60
61
3
61
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63
81