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STUDER REVOX
REVOX IR REMOTE CONTROL SYSTEMS
2.2
FUNCTIONAL
DESCRIPTION
8201,
B201CD,
8205
When
a key of the
keyboard
matrix
is pressed,
the hand-
heid
IR transmitters
produce
a pulse
command
which,
as an
infrared
Light
reaches
the receiver
of the device
to
be
controlled.
This
pulse
code
is produced
in IC
1
when
one
of
the
function
keys
is actuated.
A current
source
(W1,
2)
con-
trols a group of three
IR transmitter
LEDs.
2.2.1
Overview
of
the different
functions
with
same
IR
code
nr
Keys on:
IR code
B201CD
Comments
dc
Always
inter-
preted
as "0"
on B225/8285
eF
eG
Always
inter-
preted
as
INDEX
SCAN
on B226/
A725
eH
+10/0N
+10/0N
B225 with *-
key:
STOP
g8
TUNER
TUNER
gd
AUX
AUX
gG
REC
OUT
REC QUT
B285:
TAPE-
= MON
= MON
MON 1
gH
PLAY/NEXT}
PLAY/NEXT}
8201:
PLAY/NEXT
function:
press
* key and
~~->
key
simultaneously.
On B286:
hD
SPEAKERS
Aj
Output
A
he
SPEAKERS
B]
Output
B
spez.
ea-Taste
Alternate
as-
Adresse
signment
of the
tape transport
keys
for
programming
the
8203.
Fig.2.2
> REMOTE
CONTROL
i
REVOX
B201CD
REMOTE
CONTROL
+
PLAY NEXT
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