Sony RM-450 - Page 13

3-1. Keyboard check
1)
2)
3)
4)
5)
Turn
power
ON
while
pressing
@
|LEARN]
in
Fig.
1
and
@
[ASMBL]
in
Fig,
2
at
the
same
time,
Press @ |EJECT}.
Again press @|EJECT], and “l1+-” appears on
7-segment display on the left side.
Press keys in the order of ©, @,@: @, and @.
Press @ :
“92+” appears on left 7-seg. display while
appears on right 7-seg. display.
(1)
Place
all
indoor
switches
@
to
@
in
Fig,
1
in
upper
position, and press @ [EJECT].
If a fault is found, “Error”. is ‘displayed, In this case,
press the ® key, then’ the number of error
switch is displayed, _
If many error exist, the number of next error switch
is displayed whenever press the @ |STDBY| key.
For switch number, refer to the following.
5 6
7 ON/OF
5 ON’
3 OFF
78...13 14 15 t6...24 22
(2) Place the above switches in lower position, and
press @ twice,
(3) Place @ @ @ and @ switches in Fig, 1 in center
position, and press @ twice,
Press @ [EJECT].
“33 ++” appears on the left display.
(1) Set both search dials to SHUTTLE.
Place both search dials in the center position,
“Pl on”
(2)
Check
that
left
search
dial
display
varies
as
shown
to
the
right
when
turning
left
search
dial
clockwise.
Check
that
display
as
shown
to
the
right
is
obtained
at
fully
clockwiswe
rotation.
The same change must appear also in counter-
clockwise rotation,
(8)
Check
that
turning
of
right
search
dial
provides
the
same
display
change
as
left
search
dial.
(4) Set both search dials to JOG,
(5) When both search dials is turned
Slowly :
Quickly :
4-4 (E)
| RM-450/RM-450CE
All LEDs must come on,
All LEDs must go off,
01, 02---
7-segment display.
No error display allowed.
35, OH must appear on right
“Pliu4150H” must appear on right 7-seg.
display.
No error display allowed.
“P2.i.4144.,0H” must appear on the right
display,
“P38. u404.50H” must appear on the right
display.
The right display must indicate “0000 0000”,
(Left half for left search dial, and right half
for right search dial.)
0000 ~ 0001 ~ 0010 — 0011
— 0100 ~ 0101 0110 > 0111
1000
The right display must indicate “00 00”, (Left
half for left search dial and right half for right
search dial.)
The first digit of each display must vary.
The second digit of each display must vary.