Canon imageRUNNER ADVANCE 9070 PRO series Service Manual Digest page 466

COPIER> ADJUST> HV-TR
TR-DUP8 Sec trns indiv setting feed side: set 8
Lv.2 Details To set the feed side for setting 8.
Setting 8 is the combination condition of environment, paper type
(paper weight), color mode and feed side that are set in TR-ENV8,
TR-PPR8, TR-CLR8 and TR-DUP8. When this condition is satisfied,
the target current that is set in 2TR-TGT8 and paper allotted voltage
that is set in 2TR-TGT8 are applied to the Secondary Transfer Outer
Roller.
Use case When an image failure that differs on the 1st/2nd side occurs (mottled
image/density loss due to excessive transfer/toner scattering on solid
image)
Adj/set/operate method Enter the setting value, and then press OK key.
Display/adj/set range 1 to 4
1: 1-sided, 2: Auto 2-sided, 3: Multi-purpose Tray 2-sided, 4: POD
Deck Lite
Default value 1
Related service mode COPIER> ADJUST> HV-TR> TR-ENV8, TR-PPR8, TR-CLR8, 2TR-
TGT8, 2TR-SHR8
1TR-TGY Adj of prmry trns ATVC Y target current
Lv.2 Details To adjust the offset of the target current for Y upon primary transfer
ATVC control.
As the value is incremented by 1, the offset is increased by 0.5 uA.
Increase the value if spots (white spots), leopard pattern image or
mottled image occurs.
Decrease the value if white dots occur.
Use case When an image failure due to the primary transfer occurs
5
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -10 to 10
Unit 0.5 uA
Default value 0
1TR-TGM Adj of prmry trns ATVC M target current
Lv.2 Details To adjust the offset of the target current for M upon primary transfer
ATVC control.
As the value is incremented by 1, the offset is increased by 0.5 uA.
Increase the value if spots (white spots), leopard pattern image or
mottled image occurs.
Decrease the value if white dots occur.
Use case When an image failure due to the primary transfer occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -10 to 10
Unit 0.5 uA
Default value 0
5-238
COPIER> ADJUST> HV-TR
1TR-TGC Adj of prmry trns ATVC C target current
Lv.2 Details To adjust the offset of the target current for C upon primary transfer
ATVC control.
As the value is incremented by 1, the offset is increased by 0.5 uA.
Increase the value if spots (white spots), leopard pattern image or
mottled image occurs.
Decrease the value if white dots occur.
Use case When an image failure due to the primary transfer occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -10 to 10
Unit 0.5 uA
Default value 0
1TR-TGK1 Prmry trns ATVC Bk target current (B&W)
Lv.2 Details To adjust the offset of the target current for Bk upon primary transfer
ATVC control.
As the value is incremented by 1, the offset is increased by 0.5 uA.
Increase the value if spots (white spots), leopard pattern image or
mottled image occurs.
Decrease the value if white dots occur.
Use case When an image failure due to the primary transfer occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -10 to 10
Unit 0.5 uA
Default value 0
1TR-TGK4 Prmry trns ATVC Bk target current(color)
Lv.2 Details To adjust the offset of the target current for Bk upon primary transfer
ATVC control in color mode.
As the value is incremented by 1, the offset is increased by 0.5 uA.
Increase the value if spots (white spots), leopard pattern image or
mottled image occurs.
Decrease the value if white dots occur.
Use case When an image failure due to the primary transfer occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -5 to 5
Unit 0.5 uA
Default value 0