Canon 7086 Series, Service Manual

Page: 641 / 735

Chapter 17
17-53
<SENS-ADJ>
Operation of Sensor/Maintenance/Auto Adjustment
T-17-44
<SYSTEM>
T-17-45
CL-ADJ Use it to adjust the timing at which a clutch goes on and off.
<Clutches in Question>
Vertical path 1 clutch /Vertical path 2 clutch /Vertical path 3 clutch /Vertical path 4 clutch /Lower feeder middle clutch /Lower feeder
right clutch /Deck (left) feeding clutch /Side paper deck feeding clutch
<Operation Method>
1) Set two or more of A4 or LTR sheets on the following pick-up slot.
- Left deck
- Cassette 4
- Paper deck (option)
2) Select this item, press OK key.
Two sheets are delivered from the left deck, one from the cassette 4 and one from the paper deck (when connected).
3) OK is displayed if it was normally completed, NG if not after delivering all of the papers.
Be sure to execute this mode item whenever you have replaced the DC controller PCB. Otherwise, there will likely be a drop in the
accuracy of positioning the paper being moved, in turn increasing the frequency of jams.
2
COPIER > FUNCTION > SENS-ADJ
Sub item Description Level
OP-SENS Use it to execute automatic adjustment of the optical sensor.
2
<Target sensor>
RD-FS: Right deck pick-up sensor/RD-PS: Right deck feeder sensor
LD-FS: Left deck pick-up sensor/LD-PS: Left deck feeder sensor
C3-FS: Cassette 3 pick-up sensor/T3-S: Vertical pass 3 paper sensor
C4-FS: Cassette 4 pick-up sensor/T4-S: Vertical pass 4 paper sensor
OP-FS: Side paper deck pick-up sensor: OP-PS: Side paper deck feeder sensor
1) Place paper in all decks, cassettes and side paper deck.
2) Select the item, and press the OK key.
3) See that 'ACTIVE' is indicated, with the result (OK/NG) indicated for the sensors that have been checked in sequence.
In the case of NG display, clean the surface of the target sensor and implement the adjustment again.
COPIER > FUNCTION > SYSTEM
Sub item Description Level
DOWNLOAD Use it to switch over to download mode.
1
<Procedure>
1) Select the item.
2) Press the OK key to switch to the Download mode screen.
CHK-TYPE Use it to specify the partition (No.) for which HD-CHECK, HD-CLEAR will be executed.
1
<Procedure>
1) Select the item.
2) Type in the number of the partition using the keypad, and press the OK key.
0: entire HDD*
1: FSTDEV (compression image data), IMG_MNG (file control table, profile), FSTCDEV (job archiving)
2: AP_GEN (general-purpose data, TMP_GEN (temporary file), TMP_PSS (for PDL spooling)
3: PDLDEV (PDL-related file)
4: BOOTDEV (various firmware such as system software and content)*
5: APL_MEAP (MEAP application)
6: APL_SEND (address book, filter)
7: not used
8: APL_KEEP (non-initialization; for storage)
*: HD-CLEAR will not initialize the HDD. If necessary, use the SST/USB memory in safe mode.
HD-CHECK Use it to check and recover the partition selected by CHK-TYPE.
1
<Procedure>
1) Select the item.
2) Press the OK key.
3) See the result (1: OK; 2: NG (hardware); 3: NG (software); recovery/alternative sector).
COPIER > FUNCTION > MISC-P
Sub item Description Level