JVC M-7050 - Page 2

IMPORTANT (In the United Kingdom)
Mains Supply (AC 240 V~, 50 Hz only)
IMPORTANT
Do
not
make
any
connection
to
the
Larger
Terminal
coded
E
or
Green.
The
wires
in
the
mains
lead
are
coloured
in
accordance
with
following
code:
Blue to N (Neutral) of Black
Brown to L (Live) or Red
\f
these
colours
do
not
correspond
with
the
terminal
identifi-
cations
of
your
plug,
connect
as
follows:
Blue
wire
to
terminal
coded
N
(Neutral)
or
coloured
Black.
Brown
wire
to
terminal
coded
L
(Live)
or
coloured
Red.
If in doubt — consult a competent electrician.
Note
We
recommend
that
you
should
disconnect
the
AC
cord
from
the
outlet.
INTRODUCTION
Thank
you
for
purchasing
the
JVC
M-7050
stereo
Power
Amplifier.
You
are
now
the
owner
of a
truly
sophisti-
cated
system
component
incorporating
many
advanced
features.
“Super-A” high efficient 150W + 150W power output stage (is
equal to class B operation) of extra low distortion (is superior
to class A operation), high slew rate (+300V/ysec), un-
rnesurerable TIM distortion, non magnetic alminium chassis-
base to eliminate the magnetostriction, and high capacitive
power supply are just a few of the host of features which
combine to produce the best possible sound.
JVC also manufactures the EQ—7070 Stereo Phono Equalizer,
a matching preamplifier and the SEA—7070 Stereo Graphic
Equalizer, a matching frequency characteristic controller for
use with the M—7050 Power Amplifier. Before you begin
using, please read the instructions carefully to be sure of
getting the best possible performance from the new unit.
Wishing you memorably enjoyable listening.
WARNING
Dangerous voltage inside
CAUTION (
To prevent electric shock, do not remove
screws, covers or cabinet.
No user-serviceable parts inside. Refer
servicing to qualified service personnel.
CONTENTS
Instruction Manual
page
Front.panel.):.: si. eh a ee FA ee ee g
Important notes 2... ee 5
Troubleshooting... 0.0.0.0... eee tee ee eee 6
Block diagram. 6.2... eee ee 7
Performance graphs... 2... ee ee es 8
Technical description... 0... ee ee 9
Specification ©... 6. ee et ee ees 10
Precautions in servicing
Adjustment procedure of the amplifier
Check after servicing
Exploded views
Parts list of exploded views
Location of circuit boards
Schematic Diagram
(For only qualified service personnel)