Brother FAX100 Service Manual page 118

3.3.6 Operational check of control panel PCB
Function
This function checks the control panel PCB for normal operation. Two types of check modes
are available: Key & button operation check mode and LED operation check mode.
Operating Procedure
[ a ] Key & button operation check mode
(1) Press the 1 and 3 keys in this order in the initial maintenance mode.
The "00
(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 but-
ton is pressed. Check that the displayed number is correct by referring to the illustra-
tion below.
If a key or button is pressed out of order, the equipment beeps and displays the "IN-
VALID OPERATE" on the LCD. To return to the status ready to accept key & button
entry for operational check, press the STOP button.
(3) After the last number key or button is pressed, the equipment beeps for 1 second.
(4) To terminate this operation, press the STOP button. The equipment returns to the
initial maintenance mode.
FAX570/615
FAX100/625/635/675
" will appear on the LCD.
A B C D E F
HOOK
1 2 3
G H I J K L M N O
HOLD
4 5 6
P R S T U V W X Y
REDIAL/PAUSE
7 8 9
Q Z
SPEED DIAL
0
A B C D E F
HOOK
1 2 3
G H I J K L M N O
HOLD
4 5 6
P R S T U V W X Y
REDIAL/PAUSE
7 8 9
Q Z
SPEED DIAL
0
Key & Button Entry Order (1)
FINE PHOTO S.FINE AUTO TAD
RESOLUTION MODE
FUNCTION COVER PAGE HELP
01 02 03 04 05
06 07 08 09 10
SET CLEAR
FINE PHOTO S.FINE AUTO TAD
RESOLUTION MODE
FUNCTION COVER PAGE HELP
01 02 03 04 05
11 12 13 14 15
06 07 08 09 10
16 17 18 19 20
SHIFT
SET CLEAR
V – 66
F/T
COPY
STOP
START
F/T
COPY
STOP
START