Technics RS-BX828 - Terminal Function of ICs; Microcomputer Terminal Functions

RS-BX828 |
mi
TERMINAL
FUNCTION
OF
ic’S
Pin
10
Mark
|
Division
2
KEY1
\
3
KEY2
|
5
6 APRS
15 c/R SOL 0
EJECT R
EJECT F 1?)
RMT ie)
e
10501
(M50942-518SP):
MICROCOMPUTER
(Thi
A/D
converter
reference
voltage
(Connected
to
AVcc)
Key
switch
(STOP,
FF,
REW,
PLAY,
REC,
PAUSE,
Dolby
B,
C,
MPX,
T-PLAY,
T-REC)
Key
switch
(C-RESET,
C-MODE,
M-RANGE,
MEMORY,
ARM,
APRS,
REC
CAL)
4
Leh
!
Lch
indication
level
input
Reh
|
Rch
indication
level
input
Input
Vol.
position
det.
for
APRS
Motor
switch,
rec.
inh.
switch
(Motor
switch
OFF:
OV,
Rec.
OK:
1.5V,
NG:
5V)
OPEN
switch,
ATS
switch
input
(OPEN:
OV,
Nor:
1.41V,
CrO,:
2.4V,
Metal:
§V)
Reel
table
(take
up
side)
rotary
det.
Capstan
motor
ON/OFF
control
(ON:
“H”,
OFF:
“L”)
Reel
motor
ON/OFF
controi
(REW,
R-TPS:
“H”,
Others:
“L”)
Reel
motor
ON/OFF
control
((REC)
PLAY,
FF,
F-TPS:
“H”,
Others:
“L”)
Trigger
solenoid
ON/OFF
control
(ON:
“H”,
OFF:
“kh
Brake
solenoid
ON/OFF
control
(FF/REW/TPS:
“H”,
Others:
“L”)
Brake
solenoid
keep
and
reel
motor
speed
select
(FF/REWI/TPS:
“RH”,
Others:
“L”)
Eject
motor
ON/OFF
control
(OPEN:
“H”,
Others:
“ty
Eject
motor
ON/OFF
control
(CLOSE:
“H”,
Others:
“Ey
Line
out
muting
control
(ON:
“H”,
OFF:
“L”)
Rec
amp
muting
control
(ON:
“H”,
OFF:
“L”)
s
microcomputer
is
used
for
mechanical/FL
DRIVE
operation.)
0
Division
CLOCK 10)
PO
N ho
26
CNVss
{
|
28
Xour .e)
3
3
MSP |
38
F \
REM
|
Remote
control
signal
|
Function
Serial
clock
for
amp,
logic
control
(MPX,
C,
B,
TIS,
PLAY,
REC,
CALF,
OSCON)
Serial
data
for
amp,
logic
control
(MPX,
C,
B,
T/S,
PLAY,
REC,
CALF,
OSCON)
Model
select
terminal
(Always:
“H”)
Model!
select
terminal
(Always:
“H”)
Power
off
det.
(OFF:
“L”)
Connected to Vss
Reset input
(Normal:
“H”,
Reset:
os
Clock
OSC
terminal
(4MHz)
Reel
table
(supply
side)
rotary
det.
TPS (MS) det.
(No signal: “H”,
Signal ON: “L”)
Mech. mode switch
((REC)
PLAY,
TPS:
“L”,
Others: “H”)
Mech. half switch
(ON: “L”, OFF: “H”)
Reference
voltage
terminal
FL
grid
control
signal
FL
segment
contro!
signal
Power
supply
terminal
for
A/D
converter
Power
supply
terminal
for
micro
computer
PY
9