Canon IR5000 - iR B/W Laser, Service Handbook

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CHAPTER 4 SERVICE MODE
4-78
FUZZY
Use it to turn on/off fuzzy control and to make environment settings.
•
The selection will affect pre-transfer, transfer, and separation charging
currents.
• Selecting 1 through 3 will make the operation independent of the envi-
ronment sensor.
Settings 0: fuzzy control ON (default), 1: low humidity environment mode (cur-
rent level lower than standard),
2: normal humidity environment mode, 3: high humidity environment
mode (current level higher than standard)
TSPLY-SW
Use it to switch the toner supply sequence executed in conjunction with the
humidity sensor.
Settings 0: changes control of toner supply motor by humidity data automati-
cally (default)
• medium/low humidity: ON for 2 sec, OFF for 1 sec
• high humidity: ON for 4 sec, OFF for 2 sec
1: uses fixed pattern (ON for 2 sec, OFF for 1 sec)
SCANSLCT
Use it to turn on/off the ADF original size detection mechanism.
•
When ON, the scan size is determined according to the detected original
size.
Settings 0: OFF (default), 1: ON
OHP-TEMP
Use it to switch the temperature setting for transparency mode.
•
The control mechanism will use a lower fixing temperature to improve
separation of transparencies from the fixing roller.
Caution This mode is disabled if WARM-UP, FSPD-S1 is set.
Settings 0: OFF (default)
1: normal temperature control -5°C
2: normal temperature control -10°C
3: normal temperature control -15°C
4: normal temperature control -20°C
F-GD-CNT
Use it to select the descent mode for the fixing inlet guide.
•
Move down the inlet guide if uneven density or light images occur as a
result of uneven fixing.
Settings 0: normal control (default)
1: moves down inlet guide for 1st side only (A4R/297 mm or larger)
COPIER>OPTION