Technics SC-CH717 User Manual

Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or a
minor adjustment on your part may eliminate the problem and restore proper operation.
If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of
Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.
I Problem Probable cause(s) t Suggested remedy I
Problems common to all systems
There is no sound when the Volume is set too low. Adjust the volume level with the volume control on
power is ON. the amplifier.
The location of the various The (+) and (-) connections to one of the Connect the speaker cords correctly.
musical instruments is not speakers are reversed.
well defined.
The left and right sounds The left and right connections to the speaker are Connect the speaker cords correctly.
are reversed, reversed.
When listening to the The left and right connections to the external unit Connect the external unit's cord correctly.
external unit, the left and are reversed.
right sounds are reversed.
Only one speaker is One of the wires of the speaker cord is Connect the speaker cord correctly.
emitting sound, disconnected.
The balance control is set to left or right. Set the balance to the center position.
There is no sound when a The (+) and (-) wire of the speaker cords are Switch the system to the standby mode, and
source is being played, shorted, reconnect the speaker cords so that they are not
shorted. Then switch on the power.
"UTO" display appears on Flat cables are not connected steadily. Connect the flat cables steadily.
the compact disc changer
or tunerlsound processor
display.
While listening to FM broadcasts
The transmitting station is a long distance away.There is a "rushing noise"
during a stereo broadcast
which is not audible during
a monaural broadcast.
You hear excessive noise
during a stereo broadcast,
and occasionally the sound
disappears.
The stereo indicator
flickers and does not light
completely.
The sound during a stereo
broadcast is highly
distored.
The installation location and orientation of the
antenna are unsuitable.
The transmitting station is a long distance away.
The power of the TV set or VCR is ON.
There is a building or mountain nearby. [Distortion
is caused by interference between the signal from
the transmitting station (direct wave) and the
signal reflected from the building or mountain
(reflected wave).]
elf you are using an indoor antenna, change to an
outdoor antena.
elf you are using a high-grade outdoor antenna, try
changing the installation location, height and
orientation.
Try switching off the TV set or VCR.
Use a high-grade outdoor antenna, and install it in a
good location, height and orientation for reception.
While listening to AM broadcasts
You hear an unusual beat You are using the system at the same time you Switch off the TV set, or use the system farther away
sound, are playing a TV set. from it.
You hear a low-frequency The antenna wire is near the power cord. Separate the antenna wire from the power cord.
hum.
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Technics SC-CH717 Specifications