Brother International BAS-416 Service Manual - Page 76

S_porta

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5-6-7. Port function • Settings of switch and sensor signals are indicated with respect to the level of input port terminal on the JO circuit board. • This is used to display settings of DIP switches on main circuit board and keyboard circuit board, and speed level. Results of checking RS232C interface on the main circuit board will appear. _ Port MSB • Check LSB Checking switches and sensors • Press the key allocated the port you want to check. Selection key Thread trimming Hoop feed Needle set Needle select Thread sensor Port name S_PORTA S _ PORTB Details Input signal level for portA on 1O circuit board Input signal level for portB on 1O circuit board Input signal level for portC on 1O circuit S _ PORTC board Setting of DIP switch on main circuit M _PORTSW board Setting of DIP switch on keyboard circuit K _PORTSV board, speed level Thread sensor signal check EDIT RS232C port check 3 _ Port Check * MSB******** LSB / Port name Speed level will appear when the key is pressed. Input port level 1 = H level 0=Llevel Each time the sensor or switch setting is changed (shield or release sensor, or turn switch on or off), the corresponding bit number will alternate between 1 and 0 along with a beep. 1. Press the key to return to the port selection menu. 2. Press the key to return to the test mode menu. 69 BAS-401 412A - 416A BES-1210AC

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5-6-7.
Port
function
•
Settings
of
switch
and
sensor
signals
are
indicated
with
respect
to
the
level
of
input
port
terminal
on
the
JO
circuit
board.
•
This
is
used
to
display
settings
of
DIP
switches
on
main
circuit
board
and
keyboard
circuit
board,
and
speed
level.
Results
of
checking
RS232C
interface
on
the
main
circuit
board
will
appear.
_
Port
Check
MSB
LSB
•
Checking
switches
and
sensors
•
Press
the
key
allocated
the
port
you
want
to
check.
Selection
key
Port
name
Details
Thread
trimming
S_PORTA
Input
signal
level
for
portA
on
1O
circuit
board
Hoop
feed
S
_
PORTB
Input
signal
level
for
portB
on
1O
circuit
board
Needle
set
S
_
PORTC
Input
signal
level
for
portC
on
1O
circuit
board
Needle
select
M
_PORTSW
Setting
of
DIP
switch
on
main
circuit
board
K
_PORTSV
Setting
of
DIP
switch
on
keyboard
circuit
board,
speed
level
Thread
sensor
Thread
sensor
signal
check
EDIT
RS232C
port
check
3
Port
name
_
Port
Check
*
Speed
level
will
appear
when
the
<#>
key
is
pressed.
MSB********
LSB
/
Input
port
level
1
=
H
level
0=Llevel
Each
time
the
sensor
or
switch
setting
is
changed
(shield
or
release
sensor,
or
turn
switch
on
or
off),
the
corresponding
bit
number
will
alternate
between
1
and
0
along
with
a
beep.
1.
Press
the
<END>
key
to
return
to
the
port
selection
menu.
2.
Press
the
<END>
key
to
return
to
the
test
mode
menu.
69
BAS
-401
412A
-
416A
BES-1210AC