Canon iR7086, Service Manual

Page: 629 / 735

Chapter 17
17-41
<FEED-ADJ>
T-17-27
SP-N2 Use it to enter the output adjustment value of the separation charging current. (plain paper, 2nd side of double-sided print)
1
range: 0 to 800 (uA) [Default: 520 uA]
- Be sure to enter the value indicated on the service label if you have replaced the DC controller PCB or initialized the RAM.
- Use the item only when performing the foregoing operation. Do not use with the normal service.
MEMO:
A remedy when re-transfer/white spot at the leading edge occurs due to the drum separation fault.
1. Select COPIER > OPTION > BODY > ACFRQNY/ACFRQ-R/ACFRQ-T, and increase the degree of foggy.
2. When the drum separation fault (re-transfer) occurs only at the 2nd side, select COPIER > OPTION > BODY > TEMP-TBL, and
decrease the temperature of the fixing temperature control.
HVT-SP Use it to enter the offset value of the separation high-voltage output for the high-voltage unit.
1
range: -100 to 100
- Be sure to enter the value indicated on the label attached to the new unit if you have replace the high-voltage unit.
- Be sure to enter the value indicated on the service label if you have replaced the DC controller PCB or initialized the RAM.
- Use the item only when performing the foregoing operation. Do not use with the normal service.
D-HV-SP Use it to enter the offset value of the separation high-voltage output for the DC controller PCB.
1
range: -100 to 100
- Be sure to enter the value indicated on the label attached to the new PCB if you have replaced the DC controller PCB.
- Be sure to enter the value indicated on the service label if you have initialized the RAM on the DC controller PCB.
- Use the item only when performing the foregoing operation. Do not use with the normal service.
COPIER > ADJUST > FEED-ADJ
Sub item Description Level
REGIST Use it to adjust the timing at which the registration roller clutch goes on.
1
A higher setting will delay the timing at which the registration roller clutch goes on, thus decreasing the lead edge margin.
range: -100 to 100 (unit: 0.1 mm)
COPIER > ADJUST > HV-SP
Sub item Description Level
MEMO:
At times, the indicated value for the following items may differ before and after input (maximum of +/-3). The fact has to do with the way indicated values
are computed, and will not affect the operation of the machine.