Service manual

AL-1661CS TEST COMMAND, FAX SOFT SWITCH, TROUBLE CODES 10 - 28
51 02 Resist amount adjustment
(RESIST ADJ.)
[Function]
Used to adjust the contact pressure of the main unit resist roller and the RSPF resist roller onto paper.
When this test command is executed, the current set value is displayed.
The adjustment modes can be selected by pressing [
←/→] key.
Enter the adjustment value with [10KEY] and press [START] key to save the set value and make a
copy.
(*): Support for the installation models. For non-installation models, skip.
[Operation]
The operation is similar to test command 46-01.
53 08 SPF scan position automatic
adjustment (SPF AUTO)
[Function]
Place a black chart so that it covers the SPF scan glass and the OC glass together, and close the OC
cover.
When this test command is executed, the current adjustment value is displayed as the initial display.
∗ Default is 1. Adjustment range is 1 – 99. Adjustment unit 1 = about 0.127mm
∗ If the values are kept as the default values, SPF scan is not performed properly. The front area of
the proper scan position may be scanned.
In case of AUTO, press [START] key, and the mirror unit scans from the home position to the SPF
scan position with the adjustment value displayed. The SPF glass cover edge position is calculated
from the difference between the SPFG glass cover edge and the OC side document glass CCD out-
put level. If the adjustment is normal, the adjusted value is displayed. If abnormal, the error LED lights
up with the current set value displayed.
During the error LED is lighted, when [START] key is pressed again, execution is performed again.
[Operation]
The operation is similar to test command 46-01. (In MANUAL)
OK/ERR display in AUTO
61 03 HSYNC output check (LSU
CHK)
[Function]
When [ENTER/START] key is pressed, HSYNC is performed and the polygon motor is rotated for
30sec.
At that time, the COPY mode lamp is lighted for 100msec every time when HSYNC is detected.
[Operation]
Main
code
Sub
code
Contents Details of function/operation
Mode Display item Default LED
Main cassette paper fed TRAY1 50 COPY mode lamp
Main cassette lamp
(*) 2nd cassette paper feed TRAY2 50 COPY mode lamp
2nd cassette lamp
Manual paper feed MFT 50 COPY mode lamp
Manual feed lamp
(*) RSPF document paper feed
(Front surface)
SIDE1 50 COPY mode lamp
PRINT mode lamp
SCAN mode lamp
(*) RSPF document paper feed
(Back surface)
SIDE2 50 COPY mode lamp
PRINT mode lamp
(*) Duplex back surface DUP-2 50 PRINT mode lamp
SCAN mode lamp
Mode Display item Default LED
SPF scan position auto adjustment AUTO 1 COPY mode lamp
SPF scan position manual adjustment MANU 1 PRINT mode lamp
<When OK> <When ERR>
53-08 SPF AUTO
AUTO 100% ** OK
53-08 SPF AUTO
AUTO 100% ** ERR
1) Initial display
61-03 LSU CHK
EXECUTING...