7-20
Confidential
4.8
Operational Check of Control Panel Button (Function code 13)
<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 machine 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/Exit
] button.
(3) After the last number key or button is pressed, the machine beeps for one second and
returns to the initial stage of the maintenance mode.
To terminate this operation, press the [
Stop/Exit
] button. The machine returns to the
initial stage of the maintenance mode.
■
DCP8080DN/8085DN
Fig. 7-8
■
MFC8480DN/8880DN/8890DW
Fig. 7-9
1
1
2
2
3
3
4
4
8
8
7
7
9
9
0
0
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
R
R
S
S
T
T
6
6
5
5
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
0
0
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
R
R
S
S
T
T
U
U
Y
Y
Z
Z
[
[
\
\
]
]
^
^
a
a
b
b
c
c
p
p
q
q
d
d
e
e
f
f
g
g
j
j
k
k
l
l
m
m
n
n
o
o
h
h
i
i
X
X
W
W
V
V
Summary of Contents for DCP 8085DN
Page 13: ...CHAPTER 1 SPECIFICATIONS ...
Page 52: ...Confidential CHAPTER 2 THEORY OF OPERATION ...
Page 69: ...2 16 Confidential 3 3 Paper Feeding Fig 2 18 LT path DX path MP path Paper tray path ...
Page 89: ...CHAPTER 3 ERROR INDICATION AND TROUBLESHOOTING ...
Page 178: ...Confidential CHAPTER 4 PERIODICAL MAINTENANCE ...
Page 248: ...CHAPTER 5 DISASSEMBLY REASSEMBLY ...
Page 265: ...5 12 Confidential Fig 5 7 EM2 4 places Separation pad ASSY ...
Page 501: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 507: ...6 5 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Page 516: ...CHAPTER 7 SERVICE MODE ...
Page 525: ...7 7 Confidential For color scanning Fig 7 2 ...
Page 527: ...7 9 Confidential For white and black scanning Fig 7 3 ...
Page 528: ...7 10 Confidential For color scanning Fig 7 4 ...
Page 567: ...Confidential CHAPTER 8 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Page 569: ...8 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram Fig 8 1 ...
Page 570: ...8 2 Confidential LVPS PCB Circuit Diagram 230V Fig 8 2 ...
Page 571: ...8 3 Confidential LVPS PCB Circuit Diagram 115V Fig 8 3 ...
