Sharp FO 4400 - B/W Laser - All-in-One Service Manual page 18

FO-4400U
FO-CS1
E) Aging mode
This is a mode to execute the copying action and the check pattern
printing action once every 60 minutes and continue the action until 10
1
sheets are outputted in total.
The printing action on the 1st sheet starts by pressing down the
"START" key and entering the mode. When document is set at the
time of the mode start-up the copy action is carried out, and when
the document is not set the "check pattern 1" of the print dialog is
2
printed.
The number of printouts is displayed after printing.
F) Panel check mode
This is to check that each key acts normally and this is displayed on the
LCD according to the key input. And during execution, the document
reading lamp is ON. After inspection start, the LEDs light on sequentially.
At the mode end with the "STOP" key, all of them go OFF. As to the test
result, it is printed out after the mode end.
When the "NUMERIC" key is pressed during the panel check ex-
ecution, sending of the DTMF signal corresponding to the key starts,
and when another key is pressed sending of the DTMF signal stops.
•
After inputting all the keys, input the "STOP" key at last, and then the
result is displayed.
a) In case that all the keys are pressed.
PANEL CHECK MODE
ALL KEY OK !!
•
After the mode end, the test result is printed.
b) In case that there is a key that is not pressed.
PANEL CHECK MODE
KEY ERROR !!
•
At the time of NG, the keys that are not pressed are displayed
sequentially, and it becomes the mode to input the key again.
•
With the "STOP" key, the re-check is complete.
•
After the mode end, the test result is printed.
G) Optical adjust mode
The optical system is adjusted.
•
By pressing down the "START" key, the document reading lamp "100%:
ON" is turned ON.
H) Product check
This is a dialog used in the production process and a mode to execute a
specific mode in the series of the flow.
After the mode end, the rest result as to the checked items is printed.
•
After moving to the mode, the following actions are sequentially ex-
ecuted.
1
Memory clear (Same as Diagnosis K)
2
Panel check (Same as Diagnosis F)
3
ROM & RAM test check (Same as the Diagnosis C)
4
Test result print
Memory clear printing
Panel check result printing
ROM & RAM test result printing
5
Print area (The specification of each item is the same as the specifi
cation of the simple mode.)
I) Signal send mode
After shift to the mode, press the START key, and the signals will be
transmitted in the following sequence.
It can be used to check the modem and so on.
[ 1] No signals
[ 2] 4800BPS (V. 27ter)
[ 3] 14400BPS (V. 33)
[ 4] 12000BPS (V. 33)
[ 5] 14400BPS (V. 17)
[ 6] 12000BPS (V. 17)
[ 7] 9600BPS (V. 17)
[ 8] 7200BPS (V. 17)
[ 9] 9600BPS (V. 29)
[10] 7200BPS (V. 29)
[11] 4800BPS (V. 29ter)
[12] 2400BPS (V. 29ter)
[13] 300BPS (FLAG)
[14] 2100Hz (CED)
[15] 1100Hz (CNG)
J) Comm. check mode
1
Turn on the Line Monitor. (SW7 No.7, SW37 No.7)
2
Turn off the Cover Sheet Function. (SW2 No.6, SW32 No.6)
3
Set Line Equivalence at 0 km. (SW8 No.1/No.2, SW38 No.1/No.2)
After the check, it is necessary to be sure to return the aforementioned
soft switches into the initial state.
(Clear the memory with the diagnosis.)
K) Memory clear mode
Clear the back-up memory to initialize the soft switches.
1
The Flash Memory will be initialized. Then, the initialized list be output.
2 Memory clear is executed.
The result that says initialized is printed.
NOTE: The life system counter is not cleared.
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