Yamaha HTR-5540 - Manual (Page 52)

TROUBLESHOOTING
Refer to the chart below when this unit does not function properly. If the problem you are experiencing is not listed
below or if the instruction below does not help, set this unit to the standby mode, disconnect the power cord, and
contact the nearest authorized YAMAHA dealer or service center.
■ General
Problem Cause Remedy Refer
to page
This unit faiis to turn
on when STANDBY/
ON (or POWER) is
pressed, or enters in
the standby mode
soon after the power
has been turned on.
The power cord is not connected or the
plug is not completely inserted. Firmly connect the power cord. —
The IMPEDANCE SELECTOR switch
on the rear panel is not fully set to either
the left or right position. Set the switch fully to the left or right position when
this unit is in the standby mode.
12
The protection circuitry has been
activated. Make sure all speaker wire connections on this unit
and on all speakers are secure and that the wire for
each connection does not touch anything other than
its respective connection.
10, 11
This unit has been exposed to a strong
external electric shock (such as lightning
and strong static electricity). Set this unit in the standby mode, disconnect the
power cord, plug it back in after 30 seconds, then
start operating.
—
No sound. Incorrect input or output cable
connections. Connect the cables properly. If the problem persists,
the cables may be defective. 10-16
An appropriate input source has not been
selected. Select an appropriate input source with INPUT
/ C> or 6CH INPUT (or the input selector buttons).
23
The speaker connections are not secure. Secure the connections. 10, 11
The volume is turned down. Turn up the volume. 24
The sound is muted. Press MUTE or any operation buttons of this unit to
cancel a mute and adjust the volume. —
Digital signals which this unit cannot
reproduce are being input to this unit by
playing a CD-ROM, etc. Play a source whose signals this unit can reproduce. —
48