RÄ/ox
C221 CD
Player
Service
Manual
Balanced outputs:
cr
To measure
the level on the balanced outputs
proceed
as
follows:
r
lnsert the test CD
"Audio
Signals Disc
'1".
o
Left-hand
channel: Connect
the AC voltmeter
to the XLR
connector
24.
.
Play
track number
1.
.-
The measured
level
should correspond
to
your
standard
studio
level.
lf necessary,
this level
can be corrected
with the
potentiometer
RA1 located on
the
line
amplifier board.
.
Right-hand channel:
Connect
the AC voltmeter to
the XLR
connector 25.
.
Play track number
1.
r-
The measured
level should correspond
to
your
standard
studio
level.
lf necessary,
this level can be corrected
with the
potentiometer
RA2
located on
the line amplifier board.
6.4
Frequency
response
(-
To measure
the frequency response
proceed
as follows:
.
lnsert the test CD
"Audio
Signals Disc 1".
.
Left-hand channel:
Connect the AC voltmeter to the PHONO
socket 26 L.
.
Right-hand channel: Connect
the AC voltmeter to the PHONO
socket 26 R.
.
Play track numbers
9 to 23.
rr
The
frequency response from 16 Hz to 2O kHz should be
within 10.2 dB
on
both channels.
42