Brother International MFC-7050C Service Manual - Page 114

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3.4 Operational Check of Control Panel PCB • Function This function allows you to check the control panel PCB for normal operation. • Operating Procedure (1) Press the 1 and 3 keys in this order in the initial stage of the maintenance mode. The "00 " will appear on the LCD. (2) Press the keys and buttons in the order designated in the illustration shown below. The LCD shows the corresponding number in decimal notation each time a key or button is pressed. Check that the displayed number is correct by referring to the illustration below. If a key or button is pressed out of order, the equipment beeps and displays the "INVALID OPERATE" on the LCD. To return to the status ready to accept key & button entry for operational check, press the Stop key. (3) After the last number key or button is pressed, the equipment beeps and returns to the initial stage of the maintenance mode. To terminate this operation, press the Stop key. The equipment returns to the initial stage of the maintenance mode. brother 7O5OC Function Se,t qp CHco)ok - alume 1 BC.?") a?DDEF Hold Gm JKL MNO C li?Daga Redial / Pause Pons TUV WXYZ oCr4Ta Speed Dial C® COEDg?)0 'Shift ' 1) 0 Fine 0 FAX I Photo .1 Msg Ctr 0 S.Fine 0 FAX/TEL Tel-index Mn Mode Broadcast 01 02 03 04 13 14 15 05 06 07 08 17 8 9 20 09 10 11 - 2i. 21 22 23 _C) CD Ct Message Center Voice 0 0 Fax Record Erase Play (03 (03 (O) Color Printer On/Off Line Reset Priority Ink Management (O) (g) (O) (O) Enlarge Reduce (g) (g) Sort Photo C48) C-CP Stop O Copy Start O Key & Button Entry Order V - 18

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3.4
Operational
Check
of
Control
Panel
PCB
•
Function
This
function
allows
you
to
check
the
control
panel
PCB
for
normal
operation.
•
Operating
Procedure
(1)
Press
the
1
and
3
keys
in
this
order
in
the
initial
stage
of
the
maintenance
mode.
The
"00
"
will
appear
on
the
LCD.
(2)
Press
the
keys
and
buttons
in
the
order
designated
in
the
illustration
shown
below.
The
LCD
shows
the
corresponding
number
in
decimal
notation
each
time
a
key
or
button
is
pressed.
Check
that
the
displayed
number
is
correct
by
referring
to
the
illustration
below.
If
a
key
or
button
is
pressed
out
of
order,
the
equipment
beeps
and
displays
the
"INVALID
OPERATE"
on
the
LCD.
To
return
to
the
status
ready
to
accept
key
&
button
entry
for
operational
check,
press
the
Stop
key.
(3)
After
the
last
number
key
or
button
is
pressed,
the
equipment
beeps
and
returns
to
the
initial
stage
of
the
maintenance
mode.
To
terminate
this
operation,
press
the
Stop
key.
The
equipment
returns
to
the
initial
stage
of
the
maintenance
mode.
brother
7O5OC
Function
Set
,
-
alume
qp
Cc)
1
.?")
BC
a?D
DEF
Hook
Hold
Gm
JKL
MNO
C
l
i?Daga
Redial
/
Pause
Pons
TUV
WXYZ
o
Cr4Ta
Speed
Dial
C®
COEDg?)0
0
Fine
0
FAX
I
Photo
.1
Msg
Ctr
0
S.Fine
0
FAX/TEL
Tel
-index
Mn
Mode
Broadcast
01
02
03
04
13
05
14
06
15
07
08
'Shift
17
09
8
10
9
11
20
-
i.
2
'
1)
21
_C)
22
23
CD
Ct
Message
Center
Voice
0
0
Fax
Record
Erase
Play
(03
(03
(O)
Color
Printer
On/Off
Line
Reset
Priority
Ink
Management
(O)
(g)
(O)
(O)
Enlarge
Reduce
(g) (g)
Sort
Photo
C—CP
C48)
Stop
O
Copy
Start
O
Key
&
Button
Entry
Order
V
-
18