Canon ImageRunner iR8500 Series Service Manual page 917

Sub-item
PRE-TR
HVT-TR
H-PRE-TR
D-PRE-TR
D-HV-TR
<HV-SP>
Sub-item
SP-N1
SP-N2
COPIER > ADJUST > HV-TR
Use it to enter an output adjustment value for the pre-transfer charging.
<Setting range> 0 to 300
If you have replaced the DC controller PCB or cleared the RAM on the DC
controller PCB, be sure to enter the value indicated on the service sheet.
The value entered and the value displayed after making the entry may fail to
match.
Use it to enter an offset value for the transfer high-voltage output of the high-voltage
unit.
<Setting range> -100 to 100
If you have replaced the high-voltage unit, be sure to enter the value indicated on
the label attached to the new high-voltage unit. If you have replaced the DC controller
PCB or cleared the RAM of the DC controller PCB, be sure to enter the value indicated
on the service sheet.
The value entered and the value displayed after making the entry may fail to
match.
Use it to enter an offset value for the pre-transfer high-voltage output of the high-
voltage unit.
<Setting range> -100 to 100
If you have replaced the high-voltage unit, be sure to enter the value indicated on
the label attached to the new high-Voltage unit. If you have replaced the DC controller
PCB or cleared the RAM on the DC controller PCB, be sure to enter the value indicated
on the service sheet.
The value entered and the value displayed after making the entry may fail to
match.
Use it to enter an offset value for the pre-transfer high-voltage output of the DC
controller PCB.
<Setting range> -100 to 100
If you have replaced the DC controller PCB, be sure to enter the value indicated
on the label attached to the new DC controller PCB.
If you have cleared the RAM of the DC controller PCB, be sure to enter the value
indicated on the service sheet.
The value entered and the value displayed after making the entry may fail to
match.
Use it to enter an offset value for the transfer high-voltage output of the DC controller
PCB.
<Setting range> -100 to 100
If you have replaced the DC controller PCB, be sure to enter the value indicated
on the label attached to the new DC controller PCB.
If you have cleared the RAM on the DC controller PCB, be sure to enter the value
indicated on the service sheet.
The value entered and the value displayed after making the entry may fail to
match.
COPIER > ADJUST > HV-SP
Use it to enter an output adjustment value for the separation charging current (for
printing on a single-side print or on the 1st side of a double-sided print using plain
paper).
<Setting range> 0 to 800
If you have replaced the DC controller PCB or cleared the RAM on the DC
controller PCB, be sure to enter the value indicated on the service sheet.
Use it to enter an output adjustment value for the separation charging current (for
printing on the 2nd side of a double-sided print using plain paper).
<Setting range> 0 to 800
If you have replaced the controller PCB or cleared the RAM of the DC
controller PCB, be sure to enter the value indicated on the service sheet.
Description
T-17-66
Description
Chapter 17
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