Canon CLC 1120 Service Handbook page 173

HV-ATT
Adjusts the attraction charging high-voltage output by condition.
Level 3
HV-ATT Use it to adjust the attraction high-voltage output.
ATT-L1 Use it to adjust the attraction charging bias for
single-sided copying and when copying on the 1st
side of a double-sided copy using thin paper.
ATT-L2 Use it to adjust the attraction charging bias when
copying on the 2nd side of a double-sided copy
using thin paper.
ATT-N1 Use it to adjust the attraction charging bias for
single-sided copying and copying on the 1st side of a
double-sided copy using plain paper.
ATT-N2 Use it to adjust the attraction charging bias for
copying on the 2nd side of a double-sided copy
using plain paper.
ATT-T1 Use it to adjust the attraction charging bias for one-
sided copying and when copying on the 1st side of a
double-sided copy using thick paper.
ATT-T2 Use it to adjust the attraction charging bias when
copying on the 2nd side of a double-sided copy
using thick paper.
ATT-UT1 Use it to adjust the attraction charging bias for
single-sided copying and when copying on the 1st
side of a double-sided copy using extra thick paper.
ATT-UT2 Use it to adjust the attraction charging bias when
copying on the 2nd side of a double-sided copy
using extra thick paper.
ATT-S1 Use it to adjust the attraction charging bias for
single-sided copying and copying on the 1st side of a
double-sided copy using special paper 1.
ATT-S2 Use it to adjust the attraction charging bias for
single-sided copying and copying on the 1st side of a
double-sided copy using special paper 2.
ATT-OHP Use it to adjust the attraction charging bias when
using transparencies.
ATT-POST Use it to adjust the attraction charging bias when
using postcards.
Note 1: Execute this mode upon replacement of a CPU PCB or initialization of the RAM. The settings
will be returned to standard settings, requiring you to enter the appropriate settings. Be sure to
record any new settings on the service label.
Description
CHAPTER 4 SERVICE MODE
COPIER>ADJUST
Remarks
-5 to +5
Unit: 2 µA
-5 to +5
Unit: 2 µA
The copier may be adapted to
the site of installation
(temperature, humidity) by
changing its various settings.
For this mode, you will find
settings grouped into three
zones (A, B, C). On the Level
3 item screen (page 1), be
sure to adjust Level 3 items of
the appropriate zones (TEMP,
ABS-HUM).
Division by Moisture Content
Zone A: 0 to 6.17 g
Zone B: 6.18 to 18.40 g
Zone C: 18.41 g or more
4-87