Mitsubishi Z-20 User Manual

14
BEFORE TAKING YOUR Z-20 IN FOR SERVICING...
First check to ensure that all components are properly connected and operating normally. Then check the following:
GENERAL SYMPTOMS
SYMPTOM
@ Power does not come on when the POWER switch
in on.
@ No sound.
@ One channel only.
CAUSE REMEDY
e@ Power cord not completely plugged in. e Plug in completely.
@ Fuse has blown. e Consult your authorized service dealer.
@ Speaker leads not completely plugged in. @ Plug incompletely.
@ Speaker leads not completely plugged in. @ Plug in completely.
e The BALANCE control is rotated to one side. e Adjust the stereo balance with the BALANCE control.
e@ No stereo effect and poor bass.
e No reception even when pressing the operating
button,
SYMPTOMS IN MW, LW BROADCASTS
SYMPTOM
@ Speaker (+) and (—) are reversed. @ Correct the speaker leads connection.
e There are functionless buttons for some functions,
e Different function,
@ Switch off the power once and then switch back
@ The built-in microcomputer has stopped function-
ing
due
to
static
electricity
buildup
(shock).
on
again,
CAUSE REMEDY
@
Poor
sound
quality.
@
Weak
signal
strength.
e
Stretch
out
the
supplied
lead
antenna,
or
install
an
:
outdoor
antenna.
@ Humming noise in the back ground.
@ This is due to the direction in which the power plug e Reverse the power plug.
was plugged in.
e@ Due to other electric appliances on the same power @ Remove such electric appliances as heater an others.
circuit.
ne
DO
@ Beating noise.
@ Although no broadcast is being received, tuning
_—
@ Due to interference between stations, Because of @ Though it is difficult to eliminate it, shift tuning
different receiving conditions, this system may be slightly.
worth at night.
e@ Due to interference of TV. @ Turn off the TV.
@ Change the direction of the antenna, or install
e Receiving noise signals.
indicator
glows.
antenna.
SYMPTOMS IN FM BROADCASTS
SYMPTOM
e Clacking noise.
REMEDY
e@ Car ignition interference, (It is difficult to correct
without eliminating the source of noise.)
e@
Change
the
direction
of
the
antenna,
Put
it
as
far
as
possible from the road. .
Substitute
coaxial
cable
for
300
ohms
flat
twin
lead.
@ Hissing noise.
@
Noise
from
electrical
appliance.
e
Install
outdoor
FM
antenna
and
attach
a
good
ground.

Mitsubishi Z-20 Specifications

General

Brand	Mitsubishi
Model	Z-20
Category	Stereo System
Language	English