Canon imageRUNNER ADVANCE 9070 PRO series Service Manual Digest page 290

■ HV-STS
COPIER> DISPLAY> HV-STS
PRI-GRID Display of primary charging current
Lv.1 Details To display the current that is Applied to the Primacy Charging
Assembly At the latest.
The result set in COPIER> ADJUST> HV-PRI> PRIMARY is
reflected.
Use case When checking ON/OFF of potential control
Display/adj/set range -1200 to 0
Unit uA
Related service mode COPIER> ADJUST> HV-PRI> PRIMARY
PRE-TR Dis of pre-transfer charge DC current
Lv.1 Details To display the DC component of current that is Applied to the Pre-
transfer Charging Assembly At the latest
The result set in COPIER> ADJUST> HV-TR> PRE-TR is reflected.
Use case For checking
Display/adj/set range -650 to 0
Unit uA
Related service mode COPIER> ADJUST> HV-TR> PRE-TR
1ATVC-Y Dis pry trns paper interval current (Y)
Lv.2 Details To display the decuple value of the paper interval current lastly
flown on the Y Primary Transfer Roller by the primary transfer paper
interval ATVC control.
Use case When estimating the life of Primary Transfer Roller based on the
displayed value
Display/adj/set range 0 to 900
Unit uA
5
1ATVC-M Dis pry trns paper interval current (M)
Lv.2 Details To display the decuple value of the paper interval current lastly
flown on the M Primary Transfer Roller by the primary transfer paper
interval ATVC control.
Use case When estimating the life of Primary Transfer Roller based on the
displayed value
Display/adj/set range 0 to 900
Unit uA
1ATVC-C Dis pry trns paper interval current (C)
Lv.2 Details To display the decuple value of the paper interval current lastly
flown on the C Primary Transfer Roller by the primary transfer paper
interval ATVC control.
Use case When estimating the life of Primary Transfer Roller based on the
displayed value
Display/adj/set range 0 to 900
Unit uA
5-62
COPIER> DISPLAY> HV-STS
1ATVC-K4 Dis pry trns ppr intvl crrnt (Bk):clr
Lv.2 Details To display the decuple value of the paper interval current lastly flown
on the Bk Primary Transfer Roller by the primary transfer paper
interval ATVC control At full-color jobs.
Use case When estimating the life of Primary Transfer Roller based on the
displayed value
Display/adj/set range 0 to 900
Unit uA
1ATVC-K1 Dis pry trams ppr intvl crrnt (Bk):B&W
Lv.2 Details To display the decuple value of the paper interval current lastly flown
on the Bk Primary Transfer Roller by the primary transfer paper
interval ATVC control At B&W jobs.
Use case When estimating the life of Primary Transfer Roller based on the
displayed value
Display/adj/set range 0 to 900
Unit uA
2EL Dis Sec Transfer Static Eliminator voltg
Lv.2 Details To display the voltage which is Applied to the Secondary Transfer
Static Eliminator At the latest.
Use case For checking
Display/adj/set range -4000 to 0
Unit V
Appropriate target value -3000 or 0
Related service mode COPIER> ADJUST> HV-TR> 2EL
PR-GRI-K Dis of Prmry Charging Ass'y grid voltage
Lv.2 Details To display the grid voltage of the Primary Charging Assembly.
Check that the value is in the range of Bk Drum surface potential Vd
+ 0 to 200V.
Values out of the tolerable range may indicate failures of the Primary
Charging Assembly or the Photosensitive Drum.
Display/adj/set range 0 to 1200
Unit V
Related service mode COPIER> DISPLAY> DPOT> DPOT-K
2ATVC-F1 Sec Trns ATVC target current:clr,1/1 SPD
Lv.2 Details To display the decuple value of the target current At full-color 1/1
speed derived from the latest secondary transfer Full ATVC control.
Use case When judging whether the secondary transfer is appropriately set At
image failure
Caution The correct value is not shown unless paper feed has triggered the
secondary transfer ATVC control After power-off/on.
Unit uA
Appropriate target value -60 to 90