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Sony WALKMAN WMD-DT1 - Test Mode Operations; Test Mode Overview and Types; Setting Up Test Modes

Sony WALKMAN WMD-DT1
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SECTION
3
TEST
MODE
The
microprocessor
of
this
unit
has
eight
test
modes.
Performing
test
modes
requires
the
remote
commander
RM-DTIMP
provided.
Information
on
the
test
modes
are
displayed
on
the
LCD
of
the
remote
commander.
This
service
manual
describes
the
four
test
modes
which
are
used
in
the
checks
in
servicing.
3-1.
Test
Mode
Types
Test
Name
of
Mode
=a
Normal
test
mode
Pes
|
Error
rate
measurement
mode
4
Motrcontntatage
dive
made
ope)
|
Ps
[Kerinsustescmote
3-2.
Setting
Test
Modes
—
Main
board
(side
A)—
TAP301
Solder
and
bridge
the
TAP301
of
the
main
board.
Press
the
PLAY
key.
Set
the
desired
test
number
with
the
+
and
~
Keys.
(The
test
number
is
increased
with
the
+
key
and
decreased
with
the
-
key.)
Press
the
BB/AVLS
key.
;
The
test
number
will
be
set
and
will
stop
blinking.
NO
Do
you
want
to
change
the
test
number?
Press
the
SCAN/REPEAT
key
until
the
test
number
starts
blinking.
The
test
of
the
mode
will
be
started.
1
/
Blinking
0
“HM”
S
\
ABS
TIME
\
m
/
Test
number
(=0)
m
fj
~H”
MS
ABS
TIME
Test
number
set
(=0)

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